summaryrefslogtreecommitdiff
blob: 66f1d0eb0cdc990ea7b479159a287474502818cb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
#!/usr/bin/python -O
# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id: /var/cvsroot/gentoo-src/portage/bin/emerge,v 1.345.2.38 2005/08/13 17:25:26 ferringb Exp $

import os,sys
os.environ["PORTAGE_CALLER"]="emerge"
sys.path = ["/usr/lib/portage/pym"]+sys.path

import portage

import emergehelp,xpak,string,re,commands,time,shutil,traceback,atexit,signal,socket,types
from stat import *
from output import *

import portage_util
import portage_locks
import portage_exception


spinner_msgs = ["Gentoo Rocks ("+os.uname()[0]+")",
                "Thank you for using Gentoo. :)",
                "Are you actually trying to read this?",
                "How many times have you stared at this?",
                "We are generating the cache right now",
                "You are paying too much attention.",
                "A theory is better than its explanation.",
                "Phasers locked on target, Captain.",
                "Thrashing is just virtual crashing.",
                "To be is to program.",
                "Real Users hate Real Programmers.",
                "When all else fails, read the instructions.",
                "Functionality breeds Contempt.",
                "The future lies ahead.",
                "3.1415926535897932384626433832795028841971694",
                "Sometimes insanity is the only alternative.",
                "Inaccuracy saves a world of explanation.",
               ]


def update_basic_spinner():
	global spinner, spinpos
	spinpos = (spinpos+1) % 500
	if (spinpos % 100) == 0:
		if spinpos == 0:
			sys.stdout.write(". ")
		else:
			sys.stdout.write(".")
	sys.stdout.flush()

def update_scroll_spinner():
	global spinner, spinpos
	if(spinpos >= len(spinner)):
		sys.stdout.write(darkgreen(" \b\b\b"+spinner[len(spinner)-1-(spinpos%len(spinner))]))
	else:
		sys.stdout.write(green("\b "+spinner[spinpos]))
	sys.stdout.flush()
	spinpos = (spinpos+1) % (2*len(spinner))

def update_twirl_spinner():
	global spinner, spinpos
	spinpos = (spinpos+1) % len(spinner)
	sys.stdout.write("\b\b "+spinner[spinpos])
	sys.stdout.flush()

def update_quiet_spinner():
	return

spinpos = 0
spinner = "/-\\|/-\\|/-\\|/-\\|\\-/|\\-/|\\-/|\\-/|"
update_spinner = update_twirl_spinner
if "candy" in portage.settings.features:
	spinner = spinner_msgs[int(time.time()*100)%len(spinner_msgs)]
	update_spinner = update_scroll_spinner
if not sys.stdout.isatty() or ("--nospinner" in sys.argv):
	update_spinner = update_basic_spinner


if (not sys.stdout.isatty()) or (portage.settings["NOCOLOR"] in ["yes","true"]):
	nocolor()

def normpath(mystr):
	if mystr and (mystr[0]=='/'):
		return os.path.normpath("///"+mystr)
	else:
		return os.path.normpath(mystr)

def userquery(prompt, responses=None, colours=None):
	"""Displays a prompt and a set of responses, then waits for a response
	which is checked against the responses and the first to match is
	returned.

	prompt: a String.
	responses: a List of Strings.
	colours: a List of Functions taking and returning a String, used to
	process the responses for display. Typically these will be functions
	like red() but could be e.g. lambda x: "DisplayString".
	If responses is omitted, defaults to ["Yes", "No"], [green, red].
	If only colours is omitted, defaults to [bold, ...].

	Returns a member of the List responses. (If called without optional
	arguments, returns "Yes" or "No".)
	KeyboardInterrupt is converted to SystemExit to avoid tracebacks being
	printed."""
	if responses is None:
		responses, colours = ["Yes", "No"], [green, red]
	elif colours is None:
		colours=[bold]
	colours=(colours*len(responses))[:len(responses)]
	print bold(prompt),
	try:
		while True:
			response=raw_input("["+string.join([colours[i](responses[i]) for i in range(len(responses))],"/")+"] ")
			for key in responses:
				if response.upper()==key[:len(response)].upper():
					return key
			print "Sorry, response '%s' not understood." % response,
	except (EOFError, KeyboardInterrupt):
		print "Interrupted."
		sys.exit(1)

def sorted_versions(verlist):
	ret = []
	for ver in verlist:
		verparts = ver.split("-")
		if len(verparts) == 2:
			verrev = int(verparts[1][1:])
		else:
			verrev = 0
		x = 0
		while x < len(ret):
			retparts = ret[x].split("-")
			verdiff = portage.vercmp(retparts[0], verparts[0])
			if verdiff > 0:
				break
			elif verdiff == 0:
				if len(retparts) == 2:
					retrev = int(retparts[1][1:])
				else:
					retrev = 0
				if retrev >= verrev:
					break
			x += 1
		ret.insert(x, ver)
	return ret

if portage.settings.has_key("PORTAGE_NICENESS"):
	try:
		os.nice(int(portage.settings["PORTAGE_NICENESS"]))
	except SystemExit, e:
		raise # Needed else can't exit
	except Exception,e:
		print "!!! Failed to change nice value to '"+str(portage.settings["PORTAGE_NICENESS"])+"'"
		print "!!!",e

#Freeze the portdbapi for enhanced performance:
portage.portdb.freeze()

# Kill noauto as it will break merges otherwise.
while 'noauto' in portage.features:
	del portage.features[portage.features.index('noauto')]

#number of ebuilds merged
merged=0
params=["selective", "deep", "self", "recurse", "empty"]
actions=[
"clean", "config", "depclean",
"info",  "inject", "metadata",
"prune", "regen",  "rsync", "search",
"sync",  "system", "unmerge",  "world",
]
options=[
"--ask",
"--buildpkg",     "--buildpkgonly",
"--changelog",    "--columns", "--cols",
"--debug",        "--deep",
"--digest",
"--emptytree",
"--fetchonly",    "--fetch-all-uri",
"--getbinpkg",    "--getbinpkgonly",
"--help",         "--noconfmem",
"--newuse",       "--nocolor",
"--nodeps",       "--noreplace",
"--nospinner",    "--oneshot",
"--onlydeps",     "--pretend",
"--quiet",        "--resume",
"--searchdesc",   "--selective",
"--skipfirst",
"--tree",
"--update",       "--upgradeonly",
"--usepkg",       "--usepkgonly",
"--verbose",      "--version"
]

shortmapping={
"1":"--oneshot",
"a":"--ask",
"b":"--buildpkg",  "B":"--buildpkgonly",
"c":"--clean",     "C":"--unmerge",
"d":"--debug",     "D":"--deep",
"e":"--emptytree",
"f":"--fetchonly", "F":"--fetch-all-uri",
"g":"--getbinpkg", "G":"--getbinpkgonly",
"h":"--help",
"i":"--inject",
"k":"--usepkg",    "K":"--usepkgonly",
"l":"--changelog",
"n":"--noreplace", "N":"--newuse",
"o":"--onlydeps",  "O":"--nodeps",
"p":"--pretend",   "P":"--prune",
"q":"--quiet",
"s":"--search",    "S":"--searchdesc",
't':"--tree",
"u":"--update",    "U":"--upgradeonly",
"v":"--verbose",   "V":"--version"
}

myaction=None
myopts=[]
myfiles=[]
edebug=0

# process short actions
tmpcmdline=sys.argv[1:]
#tmpcmdline.extend(portage.settings["EMERGE_OPTS"].split())
cmdline=[]
for x in tmpcmdline:
	if x[0:1]=="-" and x[1:2]!="-":
		for y in x[1:]:
			if shortmapping.has_key(y):
				if shortmapping[y] in cmdline:
					print
					print "*** Warning: Redundant use of",shortmapping[y]
				else:
					cmdline.append(shortmapping[y])
			else:
				print "!!! Error: -"+y+" is an invalid short action or option."
				sys.exit(1)
	else:
		cmdline.append(x)

# process the options and command arguments
for x in cmdline:
	if not x:
		continue
	if len(x)>=2 and x[0:2]=="--":
		if x == "--cols":
			x = "--columns"
		if x in options:
			myopts.append(x)
		elif x[2:] in actions:
			if x[2:]=="rsync" or x=="rsync":
				# "emerge --rsync"
				print
				print red("*** '--rsync' has been deprecated.")
				print red("*** Please use '--sync' instead.")
				print
				x="--sync"
			if myaction:
				if myaction not in ["system", "world"]:
					myaction="--"+myaction
				print
				print red("!!!")+green(" Multiple actions requested... Please choose one only.")
				print red("!!!")+" '"+darkgreen(myaction)+"' "+red("or")+" '"+darkgreen(x)+"'"
				print
				sys.exit(1)
			myaction=x[2:]
		else:
			print "!!! Error:",x,"is an invalid option."
			sys.exit(1)
	elif (not myaction) and (x in actions):
		if x not in ["system", "world"]:
			#print red("*** Deprecated use of action '"+x+"'")
			if x=="rsync":
				# "emerge rsync"
				print
				print red("*** 'rsync' will now install the package rsync.")
				print red("*** To sync the tree, please use '--sync' instead.")
				print
				myfiles.append(x)
				continue
		if myaction:
			print
			print red("!!!")+green(" Multiple actions requested... Please choose one only.")
			print red("!!! '")+darkgreen(myaction)+"' "+red("or")+" '"+darkgreen(x)+"'"
			print
			sys.exit(1)
		myaction=x
	elif x[-1]=="/":
		# this little conditional helps tab completion
		myfiles.append(x[:-1])
	else:
		myfiles.append(x)


if "moo" in myfiles:
	print """

  Larry loves Gentoo (""" + os.uname()[0] + """)

 _______________________
< Have you mooed today? >
 -----------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\ 
                ||----w |
                ||     ||

"""

if (myaction in ["world", "system"]) and myfiles:
	print "emerge: please specify a package class (\"world\" or \"system\") or individual packages, but not both."
	sys.exit(1)

for x in myfiles:
	ext = os.path.splitext(x)[1]
	if (ext == ".ebuild" or ext == ".tbz2") and os.path.exists(os.path.abspath(x)):
		print "emerging by path implies --oneshot... adding --oneshot to options."
		print red("\n*** emerging by path is broken and may not always work!!!\n")
		break

if ("--tree" in myopts) and ("--columns" in myopts):
	print "emerge: can't specify both of \"--tree\" and \"--columns\"."
	sys.exit(1)

if ("--quiet" in myopts):
	update_spinner = update_quiet_spinner

# Always create packages if FEATURES=buildpkg
# Imply --buildpkg if --buildpkgonly
if ("buildpkg" in portage.features) or ("--buildpkgonly" in myopts):
	if "--buildpkg" not in myopts:
		myopts.append("--buildpkg")

# --tree only makes sense with --pretend
if "--tree" in myopts and not (("--pretend" in myopts) or ("--ask" in myopts)):
	print ">>> --tree implies --pretend... adding --pretend to options."
	myopts.append("--pretend")

# Also allow -S to invoke search action (-sS)
if ("--searchdesc" in myopts):
	if myaction and myaction != "search":
		myfiles.append(myaction)
	if "--search" not in myopts:
		myopts.append("--search")
	myaction = "search"

# Always try and fetch binary packages if FEATURES=getbinpkg
if ("getbinpkg" in portage.features):
	myopts.append("--getbinpkg")

if "--skipfirst" in myopts and "--resume" not in myopts:
	myopts.append("--resume")

if ("--getbinpkgonly" in myopts) and not ("--usepkgonly" in myopts):
	myopts.append("--usepkgonly")

if ("--getbinpkgonly" in myopts) and not ("--getbinpkg" in myopts):
	myopts.append("--getbinpkg")

if ("--getbinpkg" in myopts) and not ("--usepkg" in myopts):
	myopts.append("--usepkg")

# Also allow -K to apply --usepkg/-k
if ("--usepkgonly" in myopts) and not ("--usepkg" in myopts):
	myopts.append("--usepkg")

if ("--newuse" in myopts) and not ("--update" in myopts):
	print ">>> --newuse implies --update... adding --update to options."
	myopts.append("--update")

# Print deprecation warning for -U
if ("--upgradeonly" in myopts):
	print
	print red("*** Warning: --upgradeonly is a deprecated option in portage-"+portage.VERSION)
	print red("***          and will likely be removed in a future version.")
	print
	# Also allow -U to apply --update/-u
	if not ("--update" in myopts):
		print ">>> --upgradeonly implies --update... adding --update to options."
		myopts.append("--update")

# Also allow -l to apply --pretend/-p, but if already in --ask mode
if ("--changelog" in myopts) and not (("--pretend" in myopts) or ("--ask" in myopts)):
	print ">>> --changelog implies --pretend... adding --pretend to options."
	myopts.append("--pretend")

# Allow -p to remove --ask
if ("--pretend" in myopts) and ("--ask" in myopts):
	print ">>> --pretend disables --ask... removing --ask from options."
	myopts.remove("--ask")

# forbid --ask when not in a terminal
# note: this breaks `emerge --ask | tee logfile`, but that doesn't work anyway.
if ("--ask" in myopts) and (not sys.stdin.isatty()):
	portage.writemsg("!!! \"--ask\" should only be used in a terminal. Exiting.\n")
	sys.exit(1)

# Set so that configs will be merged regardless of remembered status
if ("--noconfmem" in myopts):
	portage.settings.unlock()
	portage.settings["NOCONFMEM"]="1"
	portage.settings.backup_changes("NOCONFMEM")
	portage.settings.lock()

# Set various debug markers... They should be merged somehow.
if ("--debug" in myopts):
	portage.settings.unlock()
	portage.settings["PORTAGE_DEBUG"]="1"
	portage.settings.backup_changes("PORTAGE_DEBUG")
	portage.debug=1
	portage.settings.lock()

if ("--resume" in myopts):
	if "--verbose" in myopts:
		print "* --verbose is currently broken with --resume. Disabling..."
		myopts.remove("--verbose")
	if "--tree" in myopts:
		print "* --tree is currently broken with --resume. Disabling..."
		myopts.remove("--tree")

# Set color output
if ("--nocolor" in myopts) and (sys.stdout.isatty()):
	nocolor()

CLEAN_DELAY = 5
EMERGE_WARNING_DELAY = 10
if portage.settings["CLEAN_DELAY"]:
	CLEAN_DELAY = string.atoi("0"+portage.settings["CLEAN_DELAY"])
if portage.settings["EMERGE_WARNING_DELAY"]:
	EMERGE_WARNING_DELAY = string.atoi("0"+portage.settings["EMERGE_WARNING_DELAY"])

if "inject" == myaction:
	print
	print red("*** --inject has been deprecated.")
	print red("*** If you manage a piece of software yourself, add it's name and")
	print red("*** version (eg foo/bar-1.0) to /etc/portage/profile/package.provided.")
	print red("*** If you want to prevent portage from upgrading a package, add it to")
	print red("*** /etc/portage/package.mask prepending it with '>' (eg >foo/bar-1.0)")
	print red("*** For more information on fine-grained portage control, please see")
	print red("*** the portage man page.")
	print

def emergelog(mystr,short_msg=None):
	if "notitles" not in portage.features:
		if short_msg:
			xtermTitle(short_msg)
		else:
			xtermTitle(mystr)
	try:
		#seems odd opening a file each write...
		if not os.path.exists("/var/log/emerge.log"):
			mylogfile=open("/var/log/emerge.log", "w")
			os.chmod("/var/log/emerge.log", S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
			os.chown("/var/log/emerge.log", portage.portage_uid, portage.portage_gid)
		else:
			mylogfile=open("/var/log/emerge.log", "a")

		l=portage_locks.lockfile(mylogfile)
		# seek because we may have gotten held up by the lock.
		# if so, we may not be positioned at the end of the file.
		mylogfile.seek(0,2)
		mylogfile.write(str(time.time())[:10]+": "+mystr+"\n")
		mylogfile.flush()
		portage_locks.unlockfile(l)
		mylogfile.close()
	except SystemExit, e:
		raise # Needed else can't exit
	except Exception, e:
		if edebug:
			print "emergelog():",e
		pass

def emergeexit():
	"""This gets out final log message in before we quit."""
	if "--pretend" not in myopts:
		emergelog(" *** terminating.")
	if "notitles" not in portage.features:
		xtermTitleReset()
atexit.register(emergeexit)

def emergeexitsig(signum, frame):
	signal.signal(signal.SIGINT, signal.SIG_IGN)
	portage.portageexit()
	portage_util.writemsg("\n\nExiting on signal %(signal)s\n" % {"signal":signum})
	sys.exit(100+signum)
signal.signal(signal.SIGINT, emergeexitsig)

def countdown(secs=5, doing="Starting"):
	if secs:
		print ">>> Waiting",secs,"seconds before starting..."
		print ">>> (Control-C to abort)...\n"+doing+" in: ",
		ticks=range(secs)
		ticks.reverse()
		for sec in ticks:
			sys.stdout.write(red(str(sec+1)+" "))
			sys.stdout.flush()
			time.sleep(1)
		print

# formats a size given in bytes nicely
def format_size(mysize):
	if type(mysize) not in [types.IntType,types.LongType]:
		return str(mysize)
	mystr=str(mysize/1024)
	mycount=len(mystr)
	while (mycount > 3):
		mycount-=3
		mystr=mystr[:mycount]+","+mystr[mycount:]
	return mystr+" kB"


def getgccversion():
	"""
	rtype: C{str}
	return:  the current in-use gcc version
	"""

	gcc_env_dir = os.path.join('/', 'etc', 'env.d', 'gcc')
	gcc_config_config = os.path.join(gcc_env_dir, 'config')
	gcc_ver_command = 'gcc -dumpversion'
	gcc_ver_prefix = 'gcc-'

	gcc_not_found_error = red(
	"!!! No gcc found. You probably need to 'source /etc/profile'\n" +
	"!!! to update the environment of this terminal and possibly\n" +
	"!!! other terminals also."
	)

	gcc_distcc_broken_error = green(
	'!!! Relying on the shell to locate gcc, this may break\n' +
	'!!! DISTCC, installing gcc-config and setting your current gcc\n' +
	'!!! profile will fix this'
	)

	def fallback():

		print >>sys.stderr, gcc_distcc_broken_error

		gccout = commands.getstatusoutput(gcc_ver_command)

		if gccout[0] != 0:
			print >>sys.stderr, gcc_not_found_error
			gccver = "[unavailable]"
		else:
			gccver = gcc_ver_prefix + gccout[1]

		return gccver

	if os.path.isfile(gcc_config_config):
		try:
			gccver_str = open(gcc_config_config).read().strip()
			gccver = gcc_ver_prefix + string.join(gccver_str.split('-')[4:], '-')
		except IndexError:
			gccver = fallback()

	else:
		import glob
		dir_l = glob.glob(os.path.join(gcc_env_dir, '*-*'))

		if len(dir_l) == 1:
			try:
				gccver = gcc_ver_prefix + dir_l[0].split('-')[-1]
			except IndexError:
				gccver = fallback()

		else:
			# There was no "config" file in /etc/env.d/gcc and there was more
			# than one profile in /etc/env.d/gcc so we can't actively
			# determine what version of gcc we are using so we fall back on the
			# old way that breaks distcc

			gccver = fallback()

	return gccver

def getportageversion():
	try:
		import re
		profilever = os.path.normpath("///"+os.readlink("/etc/make.profile"))
		basepath   = os.path.normpath("///"+portage.settings["PORTDIR"]+"/profiles")
		if re.match(basepath,profilever):
			profilever = profilever[len(basepath)+1:]
		else:
			profilever = "!"+profilever
		del basepath
	except SystemExit, e:
		raise # Needed else can't exit
	except:
		profilever="unavailable"
	libcver=[]
	libclist  = portage.vardbapi(portage.root).match("virtual/libc")
	libclist += portage.vardbapi(portage.root).match("virtual/glibc")
	libclist  = portage_util.unique_array(libclist)
	for x in libclist:
		xs=portage.catpkgsplit(x)
		if libcver:
			libcver+=","+string.join(xs[1:], "-")
		else:
			libcver=string.join(xs[1:], "-")
	if libcver==[]:
		libcver="unavailable"

	gccver = getgccversion()
	unameout=os.uname()[2]+" "+os.uname()[4]

	return "Portage " + portage.VERSION +" ("+profilever+", "+gccver+", "+libcver+", "+unameout+")"

def help():
	# Move all the help stuff out of this file.
	emergehelp.help(myaction,myopts,havecolor)

# check if root user is the current user for the actions where emerge needs this
if ("--pretend" in myopts) or ("--fetchonly" in myopts or "--fetch-all-uri" in myopts) or (myaction=="search"):
	if not portage.secpass:
		if portage.wheelgid==portage.portage_gid:
			print "emerge: wheel group membership required for \"--pretend\" and search."
			print "emerge: wheel group use is being deprecated. Please update group and passwd to"
			print "        include the portage user as noted above, and then use group portage."
		else:
			print "emerge: portage group membership required for \"--pretend\" and search."
		sys.exit(1)
elif "--version" in myopts:
	print getportageversion()
	sys.exit(0)
elif "--help" in myopts:
	help()
	sys.exit(0)
elif portage.secpass!=2:
	if myaction in ["search", "info", "regen", "metadata"]:
		pass
	elif not myaction and not myfiles and "--resume" not in myopts:
		pass
	elif ("--pretend" in myopts) and (myaction in ["world","system","clean","prune","unmerge"]):
		pass
	else:
		if "--debug" in myopts:
			print "myaction",myaction
			print "myopts",myopts
		print "emerge: root access required."
		sys.exit(1)

if not "--pretend" in myopts:
	emergelog("Started emerge on: "+time.strftime("%b %d, %Y %H:%M:%S", time.localtime()))
	myelogstr=""
	if myopts:
		myelogstr=string.join(myopts, " ")
	if myaction:
		myelogstr+=" "+myaction
	if myfiles:
		myelogstr+=" "+string.join(myfiles, " ")
	emergelog(" *** emerge "+myelogstr)

#configure emerge engine parameters
#
# self:      include _this_ package regardless of if it is merged.
# selective: exclude the package if it is merged
# recurse:   go into the dependencies
# empty:     pretend nothing is merged
myparams=["self","recurse"]
add=[]
sub=[]
if "--update" in myopts or myaction in ("system", "world"):
	add.extend(["selective","empty"])
if "--emptytree" in myopts:
	add.extend(["empty"])
	sub.extend(["selective"])
if "--nodeps" in myopts:
	sub.extend(["recurse"])
if "--noreplace" in myopts:
	add.extend(["selective"])
if "--deep" in myopts:
	add.extend(["deep"])
if "--selective" in myopts:
	add.extend(["selective"])
if myaction in ["world","system"]:
	add.extend(["selective"])
elif myaction in ["depclean"]:
	add.extend(["empty"])
	sub.extend(["selective"])
for x in add:
	if (x not in myparams) and (x not in sub):
		myparams.append(x)
for x in sub:
	if x in myparams:
		myparams.remove(x)

# search functionality
class search:

	#
	# class constants
	#
	VERSION_SHORT=1
	VERSION_RELEASE=2

	#
	# public interface
	#
	def __init__(self):
		"""Searches the available and installed packages for the supplied search key.
		The list of available and installed packages is created at object instantiation.
		This makes successive searches faster."""
		self.installcache = portage.db["/"]["vartree"]

	def execute(self,searchkey):
		"""Performs the search for the supplied search key"""
		global myopts
		match_category = 0
		self.searchkey=searchkey
		self.packagematches = []
		if "--searchdesc" in myopts:
			self.searchdesc=1
			self.matches = {"pkg":[], "desc":[]}
		else:
			self.searchdesc=0
			self.matches = {"pkg":[]}
		print "Searching...   ",

		if self.searchkey[0] == '@':
			match_category = 1
			self.searchkey = self.searchkey[1:]
		if self.searchkey=="*":
			#hack for people who aren't regular expression gurus
			self.searchkey==".*"
		if re.search("\+\+", self.searchkey):
			#hack for people who aren't regular expression gurus
			self.searchkey=re.sub("\+\+","\+\+",self.searchkey)
		self.searchre=re.compile(self.searchkey.lower(),re.I)
		for package in portage.portdb.cp_all():
			update_spinner()

			if match_category:
				match_string  = package[:]
			else:
				match_string  = package.split("/")[-1]

			masked=0
			if self.searchre.search(match_string):
				if not portage.portdb.xmatch("match-visible",package):
					masked=1
				self.matches["pkg"].append([package,masked])
			elif self.searchdesc: # DESCRIPTION searching
				full_package = portage.portdb.xmatch("bestmatch-visible",package)
				if not full_package:
					#no match found; we don't want to query description
					full_package=portage.best(portage.portdb.xmatch("match-all",package))
					if not full_package:
						continue
					else:
						masked=1
				try:
					full_desc = portage.portdb.aux_get(full_package,["DESCRIPTION"])[0]
				except KeyError:
					print "emerge: search: aux_get() failed, skipping"
					continue
				if self.searchre.search(full_desc):
					self.matches["desc"].append([full_package,masked])
		self.mlen=0
		for mtype in self.matches.keys():
			self.matches[mtype].sort()
			self.mlen += len(self.matches[mtype])

	def output(self):
		"""Outputs the results of the search."""
		print "\b\b  \n[ Results for search key : "+white(self.searchkey)+" ]"
		print "[ Applications found : "+white(str(self.mlen))+" ]"
		print " "
		for mtype in self.matches.keys():
			for match,masked in self.matches[mtype]:
				if mtype=="pkg":
					catpack=match
					full_package = portage.portdb.xmatch("bestmatch-visible",match)
					if not full_package:
						#no match found; we don't want to query description
						masked=1
						full_package=portage.best(portage.portdb.xmatch("match-all",match))
				else:
					full_package = match
					match        = portage.pkgsplit(match)[0]

				if full_package:
					try:
						desc, homepage, license = portage.portdb.aux_get(full_package,["DESCRIPTION","HOMEPAGE","LICENSE"])
					except KeyError:
						print "emerge: search: aux_get() failed, skipping"
						continue
					if masked:
						print green("*")+"  "+white(match)+" "+red("[ Masked ]")
					else:
						print green("*")+"  "+white(match)
					myversion = self.getVersion(full_package, search.VERSION_RELEASE)

					mysum = [0,0]
					mycat = match.split("/")[0]
					mypkg = match.split("/")[1]

					mydigest = portage.db["/"]["porttree"].dbapi.finddigest(mycat+"/"+mypkg + "-" + myversion)

					try:
						myfile = open(mydigest,"r")
						for line in myfile.readlines():
							mysum[0] += int(line.split(" ")[3])
						myfile.close()
						mystr = str(mysum[0]/1024)
						mycount=len(mystr)
						while (mycount > 3):
							mycount-=3
							mystr=mystr[:mycount]+","+mystr[mycount:]
						mysum[0]=mystr+" kB"
					except SystemExit, e:
						raise # Needed else can't exit
					except Exception, e:
						if edebug:
							print "!!! Exception:",e
						mysum[0]=" [no/bad digest]"

					if "--quiet" not in myopts:
						print "     ", darkgreen("Latest version available:"),myversion
						print "     ", self.getInstallationStatus(mycat+'/'+mypkg)
						print "     ", darkgreen("Size of downloaded files:"),mysum[0]
						print "     ", darkgreen("Homepage:")+"   ",homepage
						print "     ", darkgreen("Description:"),desc
						print "     ", darkgreen("License:")+"    ",license
						print
		print
	#
	# private interface
	#
	def getInstallationStatus(self,package):
		installed_package = self.installcache.dep_bestmatch(package)
		result = ""
		version = self.getVersion(installed_package,search.VERSION_RELEASE)
		if len(version) > 0:
			result = darkgreen("Latest version installed:")+" "+version
		else:
			result = darkgreen("Latest version installed:")+" [ Not Installed ]"
		return result

	def getVersion(self,full_package,detail):
		if len(full_package) > 1:
			package_parts = portage.catpkgsplit(full_package)
			if detail == search.VERSION_RELEASE and package_parts[3] != 'r0':
				result = package_parts[2]+ "-" + package_parts[3]
			else:
				result = package_parts[2]
		else:
			result = ""
		return result


#build our package digraph
def getlist(mode):
	if mode=="system":
		mylines=portage.settings.packages
	elif mode=="world":
		try:
			myfile=open(portage.root+portage.WORLD_FILE,"r")
			mylines=myfile.readlines()
			myfile.close()
		except OSError:
			print "!!! Couldn't open "+pfile+"; exiting."
			sys.exit(1)
		except IOError:
			#world file doesn't exist
			mylines=[]
	mynewlines=[]
	for x in mylines:
		myline=string.join(string.split(x))
		if not len(myline):
			continue
		elif myline[0]=="#":
			continue
		elif mode=="system":
			if myline[0]!="*":
				continue
			myline=myline[1:]
		mynewlines.append(myline.strip())

	# Remove everything that is package.provided from our list
	for atom in mynewlines[:]:
		for expanded_atom in portage.flatten(portage.dep_virtual([atom], portage.settings)):
			mykey = portage.dep_getkey(expanded_atom)
			if portage.settings.pprovideddict.has_key(mykey) and \
				portage.match_from_list(expanded_atom, portage.settings.pprovideddict[mykey]):
					mynewlines.remove(atom)
					break

	return mynewlines

def genericdict(mylist):
	mynewdict={}
	for x in mylist:
		mynewdict[portage.dep_getkey(x)]=x
	return mynewdict

olddbapi=None
class depgraph:

	def __init__(self,myaction,myopts):
		global olddbapi
		self.pkgsettings = portage.config(clone=portage.settings)
		if not self.pkgsettings["ARCH"]:
			portage.writemsg(red("\a!!! ARCH is not set... Are you missing the /etc/make.profile symlink?\n"))
			portage.writemsg(red("\a!!! Is the symlink correct? Is your portage tree complete?\n\n"))
			sys.exit(9)
		self.applied_useflags = {}

		self.missingbins=[]
		self.myaction=myaction
		self.digraph=portage.digraph()
		self.orderedkeys=[]
		self.outdatedpackages=[]
		self.mydbapi={}
		self.mydbapi["/"] = portage.fakedbapi()
		if "empty" not in myparams or portage.root != "/":
			for pkg in portage.db["/"]["vartree"].getallcpv():
				self.mydbapi["/"].cpv_inject(pkg)
		if portage.root != "/":
			self.mydbapi[portage.root] = portage.fakedbapi()
			if "empty" not in myparams:
				for pkg in portage.db[portage.root]["vartree"].getallcpv():
					self.mydbapi[portage.root].cpv_inject(pkg)

		if "--usepkg" in myopts:
			portage.db["/"]["bintree"].populate(("--getbinpkg" in myopts), ("--getbinpkgonly" in myopts))

	def create(self,mybigkey,myparent=None,addme=1,myuse=None):
		"""creates the actual digraph of packages to merge.  return 1 on success, 0 on failure
		mybigkey = specification of package to merge; myparent = parent package (one depending on me);
		addme = should I be added to the tree? (for the --onlydeps mode)"""
		#stuff to add:
		#SLOT-aware emerge
		#IUSE-aware emerge
		#"no downgrade" emerge
		#print "mybigkey:",mybigkey

		jbigkey=string.join(mybigkey)
		if self.digraph.hasnode(jbigkey+" merge") or self.digraph.hasnode(jbigkey+" nomerge"):
			#this conditional is needed to prevent infinite recursion on already-processed deps
			return 1

		update_spinner()

		mytype,myroot,mykey=mybigkey
		# select the correct /var database that we'll be checking against
		vardbapi=portage.db[myroot]["vartree"].dbapi

		if addme:
			# if the package is already on the system, we add a "nomerge"
			# directive, otherwise we add a "merge" directive.
			if mytype=="blocks":
				# we've encountered a "blocks" node.  We will totally ignore this
				# node and not add it to our digraph if it doesn't apply to us.
				if "--buildpkgonly" not in myopts and myparent and (self.mydbapi[myroot].match(mykey) or vardbapi.match(mykey)):
					mybigkey.append(myparent.split()[2])
					self.digraph.addnode(string.join(mybigkey),myparent)
				return 1

		if myuse == None:
			self.pkgsettings.setcpv(mykey)
			myuse = self.pkgsettings["USE"].split()
		self.applied_useflags[mykey] = myuse

		merging=1
		if addme:
		# this is where we add the node to the list of packages to merge
			if not myparent:
				# command-line specified or part of a world list...
				if ("self" not in myparams) or (("selective" in myparams) and vardbapi.cpv_exists(mykey)):
					# the package is on the system, so don't merge it.
					merging=0
			elif ("selective" in myparams) and vardbapi.cpv_exists(mykey):
				merging=0

			if (merging==0 and "--newuse" in myopts and vardbapi.cpv_exists(mykey)):
				old_use = vardbapi.aux_get(mykey, ["USE"])[0].split()
				if mytype == "binary":
					iuses = portage.db["/"]["bintree"].dbapi.aux_get(mykey, ["IUSE"])[0].split()
				else:
					iuses = portage.db["/"]["porttree"].dbapi.aux_get(mykey, ["IUSE"])[0].split()
				for x in iuses:
					if (old_use.count(x) and not myuse.count(x)) or (not old_use.count(x) and myuse.count(x)):
						merging=1
						break
		else:
			#onlydeps mode; don't merge
			merging=2
		if merging==1:
			mybigkey.append("merge")
		else:
			mybigkey.append("nomerge")

		# whatever the case, we need to add the node to our digraph so
		# that children can depend upon it.
		self.digraph.addnode(string.join(mybigkey),myparent)
		if ("deep" not in myparams) and (not merging):
			return 1
		elif "recurse" not in myparams:
			return 1

		edepend={}
		if mytype=="binary":
			mypkgparts=portage.catpkgsplit(mykey)
			tbz2name = string.split(mykey, "/")[1]+".tbz2"
			if tbz2name in portage.db[portage.root]["bintree"].invalids:
				sys.stderr.write("\nINVALID PACKAGE (is required to continue): "+str(mykey)+"\n")
				sys.exit(1)
			if portage.db[portage.root]["bintree"].isremote(mykey):
				edepend = portage.db[portage.root]["bintree"].remotepkgs[tbz2name]
				edepend["DEPEND"] =""
				edepend["RDEPEND"]=string.join(string.split(edepend["RDEPEND"])," ")
				edepend["PDEPEND"]=string.join(string.split(edepend["PDEPEND"])," ")
				edepend["SLOT"]   =string.strip(edepend["SLOT"])
				#portage.db[portage.root]["bintree"].gettbz2(mykey)
			else: # It's local.
				mytbz2=xpak.tbz2(portage.db[portage.root]["bintree"].getname(mykey))
				edepend["DEPEND"] =""
				edepend["RDEPEND"]=string.join(mytbz2.getelements("RDEPEND")," ")
				edepend["PDEPEND"]=string.join(mytbz2.getelements("PDEPEND")," ")
				edepend["SLOT"]   =mytbz2.getfile("SLOT",mypkgparts[2])
		elif mytype=="ebuild":
			try:
				mymeta = ["DEPEND","RDEPEND","PDEPEND"]
				myfoo = portage.portdb.aux_get(mykey, mymeta)
				for index in range(0,len(mymeta)):
					edepend[mymeta[index]] = myfoo[index]
				if "--buildpkgonly" in myopts:
					edepend["RDEPEND"] = ""
					edepend["PDEPEND"] = ""
			except (KeyError,IOError):
				print "emerge: create(): aux_get() error on",mykey+"; aborting..."
				sys.exit(1)
		mydep={}
		mp=string.join(mybigkey)

		if myroot=="/":
			mydep["/"]=edepend["DEPEND"]+" "+edepend["RDEPEND"]
			if not self.select_dep("/",mydep["/"],myparent=mp,myuse=myuse):
				return 0
		else:
			mydep["/"]=edepend["DEPEND"]
			mydep[myroot]=edepend["RDEPEND"]
			if not self.select_dep("/",mydep["/"],myparent=mp,myuse=myuse):
				return 0
			if not self.select_dep(myroot,mydep[myroot],myparent=mp,myuse=myuse):
				return 0

		if edepend.has_key("PDEPEND") and edepend["PDEPEND"]:
			# Post Depend -- Add to the list without a parent, as it depends
			# on a package being present AND must be built after that package.
			if not self.select_dep(myroot,edepend["PDEPEND"],myuse=myuse):
				return 0

		return 1

	def select_files(self,myfiles):
		"given a list of .tbz2s, .ebuilds and deps, create the appropriate depgraph and return a favorite list"
		myfavorites=[]
		for x in myfiles:
			ext = os.path.splitext(x)[1]
			if ext==".tbz2":
				if not os.path.exists(x):
					if os.path.exists(self.pkgsettings["PKGDIR"]+"/All/"+x):
						x=self.pkgsettings["PKGDIR"]+"/All/"+x
					elif os.path.exists(self.pkgsettings["PKGDIR"]+"/"+x):
						x=self.pkgsettings["PKGDIR"]+"/"+x
					else:
						print "\n\n!!! Binary package '"+str(x)+"' does not exist."
						print "!!! Please ensure the tbz2 exists as specified.\n"
						sys.exit(1)
				mytbz2=xpak.tbz2(x)
				mykey=mytbz2.getelements("CATEGORY")[0]+"/"+os.path.splitext(os.path.basename(x))[0]
				if os.path.realpath(portage.db["/"]["bintree"].getname(mykey)) != os.path.realpath(x):
					print red("\n*** You need to adjust PKGDIR to emerge this package.\n")
					sys.exit(1)
				if not self.create(["binary",portage.root,mykey],None,"--onlydeps" not in myopts):
					return (0,myfavorites)
				elif not "--oneshot" in myopts:
					myfavorites.append(mykey)
			elif ext==".ebuild":
				x = os.path.realpath(x)
				mykey=os.path.basename(os.path.normpath(x+"/../.."))+"/"+os.path.splitext(os.path.basename(x))[0]
				ebuild_path = portage.db["/"]["porttree"].dbapi.findname(mykey)
				if ebuild_path:
					if os.path.realpath(ebuild_path) != x:
						print red("\n*** You need to adjust PORTDIR or PORTDIR_OVERLAY to emerge this package.\n")
						sys.exit(1)
					if mykey not in portage.db["/"]["porttree"].dbapi.xmatch("match-visible", portage.dep_getkey(mykey)):
						print red("\n*** You are emerging a masked package. It is MUCH better to use")
						print red("*** /etc/portage/package.* to accomplish this. See portage(5) man")
						print red("*** page for details.")
						countdown(EMERGE_WARNING_DELAY, "Continuing...")
				else:
					print red("\n*** %s is not in a valid PORTDIR heirarchy or does not exist" % x)
					sys.exit(1)
				if not self.create(["ebuild",portage.root,mykey],None,"--onlydeps" not in myopts):
					return (0,myfavorites)
				elif not "--oneshot" in myopts:
					myfavorites.append(mykey)
			else:
				testkey = portage.dep_getkey(x)
				if testkey.startswith("null/"):
					testatom = x.replace(testkey[5:], "cat/"+testkey[5:])
				elif "/" not in x:
					testatom = "cat/"+x
				else:
					testatom = x
				if not portage.isvalidatom(testatom):
					print ("\n\n!!! '%s' is not a valid package atom." % x)
					print "!!! Please check ebuild(5) for full details."
					print "!!! (Did you specify a version but forget to prefix with '='?)"
					return (0,[])
				try:
					mykey=portage.dep_expand(x,mydb=portage.portdb)
				except ValueError, errpkgs:
					print "\n\n!!! The short ebuild name \"" + x + "\" is ambiguous.  Please specify"
					print "!!! one of the following fully-qualified ebuild names instead:\n"
					for i in errpkgs[0]:
						print "    " + green(i)
					print
					sys.exit(1)

				# select needs to return 0 on dep_check failure

				sys.stdout.flush()
				sys.stderr.flush()

				try:
					self.mysd = self.select_dep(portage.root,mykey,arg=x)
				except portage_exception.MissingSignature, e:
					portage.writemsg("\n\n!!! A missing gpg signature is preventing portage from calculating the\n")
					portage.writemsg("!!! required dependencies. This is a security feature enabled by the admin\n")
					portage.writemsg("!!! to aid in the detection of malicious intent.\n\n")
					portage.writemsg("!!! THIS IS A POSSIBLE INDICATION OF A TAMPERED FILES -- CHECK CAREFULLY.\n")
					portage.writemsg("!!! Affected file: %s\n" % (e))
					sys.exit(1)
				except portage_exception.InvalidSignature, e:
					portage.writemsg("\n\n!!! An invalid gpg signature is preventing portage from calculating the\n")
					portage.writemsg("!!! required dependencies. This is a security feature enabled by the admin\n")
					portage.writemsg("!!! to aid in the detection of malicious intent.\n\n")
					portage.writemsg("!!! THIS IS A POSSIBLE INDICATION OF A TAMPERED FILES -- CHECK CAREFULLY.\n")
					portage.writemsg("!!! Affected file: %s\n" % (e))
					sys.exit(1)
				except SystemExit, e:
					raise # Needed else can't exit
				except Exception, e:
					if "--debug" in myopts:
						raise
					print "\n\n!!! Problem in",mykey,"dependencies."
					print "!!!",str(e),e.__module__
					sys.exit(1)

				if not self.mysd:
					return (0,myfavorites)
				elif not "--oneshot" in myopts:
					myfavorites.append(portage.dep_getkey(mykey))

		missing=0
		if "--usepkgonly" in myopts:
			for x in self.digraph.dict.keys():
				xs=string.split(x," ")
				if (xs[0] != "binary") and (xs[3]=="merge"):
					if missing == 0:
						print
					missing += 1
					print "Missing binary for:",xs[2]

		# We're true here unless we are missing binaries.
		return (not missing,myfavorites)

	def is_newer_ver_installed(self,myroot,pkg,pkgver):
		"if there is a version of pkg installed newer than pkgver, return it"
		vardbapi=portage.db[myroot]["vartree"].dbapi

		matches=portage.db[myroot]["vartree"].dbapi.match(pkg)
		if matches:
			myslot=portage.db["/"]["porttree"].getslot(pkgver)
			for match in matches:
				if portage.pkgcmp(portage.catpkgsplit(pkgver)[1:], portage.catpkgsplit(match)[1:]) < 0:
					curslot=portage.db[myroot]["vartree"].getslot(match)
					if curslot == myslot:
						return match

	def select_dep(self,myroot,depstring,myparent=None,arg=None,myuse=None,raise_on_missing=False):
		"given a dependency string, create the appropriate depgraph and return 1 on success and 0 on failure"
		if "--debug" in myopts:
			print
			print "Parent:   ",myparent
			print "Depstring:",depstring
		if not arg:
			#processing dependencies
			mycheck=portage.dep_check(depstring,self.mydbapi[myroot],self.pkgsettings,myuse=myuse,use_binaries=("--usepkgonly" in myopts),myroot=myroot)

			if not mycheck[0]:
				mymerge=[]
			else:
				mymerge=mycheck[1]

		else:
			#we're processing a command-line argument; unconditionally merge it even if it's already merged
			mymerge=[depstring]

		# dep_check has been run so we can now add our parent to our
		# build state to update virtuals and other settings. This
		# happens after the package is added to the tree so that a
		# package can depend on a virtual which it satisfies.
		if myparent:
			myp = myparent.split()
			if myp[3]=="merge":
				self.mydbapi[myroot].cpv_inject(myp[2])
				if myp[0]=="binary":
					self.pkgsettings.setinst(myp[2],portage.db["/"]["bintree"].dbapi)
				else:
					self.pkgsettings.setinst(myp[2],portage.db[myroot]["porttree"].dbapi)

		if not mymerge:
			return 1

		if "--debug" in myopts:
			print "Candidates:",mymerge
		for x in mymerge:
			myk=None
			binpkguseflags=None
			if x[0]=="!":
				# if this package is myself, don't append it to block list.
				if "--debug" in myopts:
					print "Myparent",myparent
				if (myparent):
					if myparent.split()[2] in portage.portdb.xmatch("match-all", x[1:]):
						# myself, so exit.
						continue
				# adding block
				myk=["blocks",myroot,x[1:]]
			else:
				#We are not processing a blocker but a normal dependency
				myeb=None
				myeb_matches = portage.portdb.xmatch("match-visible",x)
				if ("--usepkgonly" not in myopts):
					myeb=portage.best(myeb_matches)

				myeb_pkg=None
				if ("--usepkg" in myopts):
					# The next line assumes the binarytree has been populated.
					# XXX: Need to work out how we use the binary tree with roots.
					myeb_pkg_matches=portage.db["/"]["bintree"].dbapi.match(x)
					if ("--usepkgonly" not in myopts):
						# Remove any binary package entries that are masked in the portage tree (#55871)
						for idx in range(len(myeb_pkg_matches)-1,-1,-1):
							if myeb_pkg_matches[idx] not in myeb_matches:
								del myeb_pkg_matches[idx]
					myeb_pkg = portage.best(myeb_pkg_matches)

				if not myeb_pkg:
					myeb_pkg = None
				elif ("--newuse" in myopts):
					iuses=string.split(portage.db["/"]["bintree"].dbapi.aux_get(myeb_pkg, ["IUSE"])[0])
					old_use=string.split(portage.db["/"]["bintree"].dbapi.aux_get(myeb_pkg, ["USE"])[0])
					self.pkgsettings.setcpv(myeb_pkg)
					now_use=string.split(self.pkgsettings["USE"])
					for x in iuses:
						if (old_use.count(x) and not now_use.count(x)) or (not old_use.count(x) and now_use.count(x)):
							myeb_pkg = None
							break

				if (not myeb) and (not myeb_pkg):
					if raise_on_missing:
						raise ValueError
					if not arg:
						xinfo='"'+x+'"'
					else:
						xinfo='"'+arg+'"'
					if myparent:
						xfrom = '(dependency required by '+green('"'+myparent.split()[2]+'"')+red(' ['+myparent.split()[0]+"])")
					alleb=portage.portdb.xmatch("match-all",x)
					if alleb:
						if "--usepkgonly" not in myopts:
							print "\n!!! "+red("All ebuilds that could satisfy ")+green(xinfo)+red(" have been masked.")
							print "!!! One of the following masked packages is required to complete your request:"
							oldcomment = ""
							for p in alleb:
								mreasons = portage.getmaskingstatus(p)
								print "- "+p+" (masked by: "+string.join(mreasons, ", ")+")"
								comment = portage.getmaskingreason(p)
								if comment and comment != oldcomment:
									print comment
									oldcomment = comment
							print
							print "For more information, see MASKED PACKAGES section in the emerge man page or "
							print "refer to the Gentoo Handbook."
						else:
							print "\n!!! "+red("There are no packages available to satisfy: ")+green(xinfo)
							print "!!! Either add a suitable binary package or compile from an ebuild."
					else:
						print "\nemerge: there are no ebuilds to satisfy "+green(xinfo)+"."
					if myparent:
						print xfrom
					print
					return 0

				if "--debug" in myopts:
					print "ebuild:",myeb
					print "binpkg:",myeb_pkg

				if myeb and myeb_pkg:
					myeb_s     = portage.catpkgsplit(myeb)
					myeb_s     = [myeb_s[0]+"/"+myeb_s[1], myeb_s[2], myeb_s[3]]
					myeb_pkg_s = portage.catpkgsplit(myeb_pkg)
					myeb_pkg_s = [myeb_pkg_s[0]+"/"+myeb_pkg_s[1], myeb_pkg_s[2], myeb_pkg_s[3]]

					if portage.pkgcmp(myeb_s, myeb_pkg_s) == 0: # pkg is same version as ebuild
						myeb = None
					else:
						myeb_pkg = None

				if "--upgradeonly" in myopts:
					# Check that there isn't a newer version of this package already installed
					cand = None
					try:
						# XXX: This can throw an exception if the ebuild doesn't exist
						if myeb:
							cand=self.is_newer_ver_installed(myroot,x,myeb)
						elif myeb_pkg:
							cand=self.is_newer_ver_installed(myroot,x,myeb_pkg)
					except SystemExit, e:
						raise # Needed else can't exit
					except Exception, e:
						print "Warning: "+str(e)
					if cand:
						# --newuse can't work because the installed version isn't available
						# just pretend like the package doesn't matter
						# XXX: hidden assumption here that the higher versioned package
						# satisfies the atom that was given
						continue

				if myeb:
					myk=["ebuild",myroot,myeb]
				elif myeb_pkg:
					binpkguseflags=portage.db[portage.root]["bintree"].get_use(myeb_pkg)
					myk=["binary",myroot,myeb_pkg]
				else:
					sys.stderr.write("!!! Confused... Don't know what I'm using for dependency info. :(\n")
					sys.exit(1)

				#if "--usepkg" in myopts:
				#	#If we want to use packages, see if we have a pre-built one...
				#	mypk=portage.db["/"]["bintree"].dbapi.match(x)
				#	if myeb in mypk:
				#		#Use it only if it's exactly the version we want.
				#		myk=["binary",myroot,myeb]
				#	else:
				#		myk=["ebuild",myroot,myeb]
				#else:
				#	myk=["ebuild",myroot,myeb]
			if myparent:
				#we are a dependency, so we want to be unconditionally added
				if not self.create(myk,myparent,myuse=binpkguseflags):
					return 0
			else:
				#if mysource is not set, then we are a command-line dependency and should not be added
				#if --onlydeps is specified.
				if not self.create(myk,myparent,"--onlydeps" not in myopts,myuse=binpkguseflags):
					return 0

		if "--debug" in myopts:
			print "Exiting...",myparent
		return 1


	def altlist(self):
		mygraph=self.digraph.copy()
		dolist=["/"]
		retlist=[]
		for x in portage.db.keys():
			portage.db[x]["merge"]=[]
			if x not in dolist:
				dolist.append(x)
		while (not mygraph.empty()):
			mycurkey=mygraph.firstzero()
			if not mycurkey:
				print "!!! Error: circular dependencies:"
				print
				for x in mygraph.dict.keys():
					for y in mygraph.dict[x][1]:
						print y,"depends on",x
				print
				sys.exit(1)
			splitski=string.split(mycurkey)
			#I'm not sure of the significance of the following lines (vestigal?) so I'm commenting 'em out.
			#These lines remove already-merged things from our alt-list
			#if "--update" in myopts:
			#	if not portage.db["/"]["vartree"].exists_specific(splitski[2]):
			#		portage.db["/"]["merge"].append(splitski)
			#else:
			portage.db[splitski[1]]["merge"].append(splitski)
			mygraph.delnode(mycurkey)
		for x in dolist:
			for y in portage.db[x]["merge"]:
				retlist.append(y)
		return retlist

	def xcreate(self,mode="system"):
		global syslist
		world_problems = False
		if mode=="system":
			mylist=syslist
		else:
			#world mode
			worldlist=getlist("world")
			sysdict=genericdict(syslist)
			worlddict=genericdict(worldlist)

			for x in worlddict.keys():
				if not portage.isvalidatom(x):
					world_problems = True
				elif not portage.db["/"]["vartree"].dbapi.match(x):
					world_problems = True
				else:
					sysdict[x]=worlddict[x]

			mylist = sysdict.keys()

		newlist = []
		for atom in mylist:
			if portage.dep_getkey(atom).split("/")[-1] == "portage":
				newlist.insert(0, atom)
			else:
				newlist.append(atom)
		mylist = newlist
		
		for mydep in mylist:
			try:
				if not self.select_dep(portage.root, mydep, raise_on_missing=True):
					print "\n\n!!! Problem resolving dependencies for", mydep
					return 0
			except ValueError:
				if "--debug" in myopts:
					raise
				world_problems = True

		if world_problems:
			print "\n!!! Problems have been detected with your world file"
			print "!!! Please run "+green("emaint --check world")+"\n"

		return 1

	def match(self,mydep,myroot=portage.root,mykey=None):
		# support mutual exclusive deps
		mydep2=mydep
		if mydep2[0]=="!":
			mydep2=mydep[1:]

		if mydep[0]=="!":
			#add our blocker; it will be ignored later if necessary (if we are remerging the same pkg, for example)
			myk="blocks "+myroot+" "+mydep2
		else:
			myeb=portage.db[portage.root]["porttree"].dep_bestmatch(mydep2)
			if not myeb:
				if not mykey:
					print "\n!!! Error: couldn't find match for",mydep
				else:
					print "\n!!! Error: couldn't find match for",mydep,"in",mykey
				print
				sys.exit(1)

			if "--usepkg" in myopts:
				mypk=portage.db[portage.root]["bintree"].dep_bestmatch(mydep)
				if myeb==mypk:
					myk="binary "+portage.root+" "+mypk
				else:
					myk="ebuild "+myroot+" "+myeb
			else:
				myk="ebuild "+myroot+" "+myeb

		return myk

	def display(self,mylist):
		changelogs=[]
		p=[]
		totalsize=0

		if "--verbose" in myopts:
			# Full USE display
			def create_use_string(name, cur_iuse, cur_use, old_iuse, old_use, is_new):
				usestrs = []
				for flag in cur_iuse:
					suffix = ""
					if flag in cur_use:
						color = red
						prefix = ""
					else:
						color = blue
						prefix = "-"
					if not is_new and ((flag in old_use) ^ (flag in cur_use)):
						color = green
						suffix = "*"
					usestrs.append(color(prefix+flag)+suffix)
				ret = " ".join(usestrs)
				if ret:
					ret = '%s="%s" ' % (name, ret)
				return ret
		else:
			# Changed-since-previous USE display
			def create_use_string(name, cur_iuse, cur_use, old_iuse, old_use, is_new):
				enabled = []
				disabled = []
				for flag in cur_iuse:
					if flag in cur_use and flag not in old_use:
						if flag in old_iuse:
							enabled.append(green(flag)+"*")
						else:
							enabled.append(red(flag))
					elif flag not in cur_use and flag in old_use:
						disabled.append(green("-"+flag)+"*")
					elif is_new or flag not in old_iuse:
						disabled.append(blue("-"+flag))
				enabled = " ".join(enabled)
				disabled = " ".join(disabled)
				if enabled and disabled:
					ret = enabled + " " + disabled
				elif enabled:
					ret = enabled
				else:
					ret = disabled
				if ret:
					ret = '%s="%s" ' % (name, ret)
				return ret

		if "--verbose" in myopts:
			overlays = string.split(portage.settings['PORTDIR_OVERLAY'])

		if "--tree" in myopts:
			mylist.reverse()
			mygraph=self.digraph.copy()

		i = 0
		while i < len(mylist):
			if mylist[i][-1]=="nomerge":
				if not ("--tree" in myopts):
					# we don't care about this elements
					mylist.pop(i)
					continue
				if (i == (len(mylist) - 1)) \
				   or (mygraph.depth(string.join(mylist[i])) \
				       >= mygraph.depth(string.join(mylist[i+1]))):
					# end of a useless branch (may be the last one)
					# -> delete the element and test the previous one
					mylist.pop(i)
					if i > 0:
						i -= 1
					continue
			# the branch continues, or we've found a good element.
			# -> let's see what's next, if anything
			i += 1

		display_overlays=False
		# files to fetch list - avoids counting a same file twice
		# in size display (verbose mode)
		myfetchlist=[]
		for x in mylist:
			fetch=" "

			if x[0]=="blocks":
				addl=""+red("B")+"  "+fetch+"  "
				resolved=portage.db[x[1]]["vartree"].resolve_key(x[2])
				print "["+x[0]+" "+addl+"]",red(resolved),
				if resolved!=x[2]:
					if x[3]:
						print red("(\""+x[2]+"\" is blocking "+x[3]+")")
					else:
						print red("(\""+x[2]+"\")")
				else:
					if x[3]:
						print red("(is blocking "+x[3]+")")
					else:
						print
			else:
				if (x[0]!="binary") and ("fetch" in string.split(portage.portdb.aux_get(x[2],["RESTRICT"])[0])):
					fetch = red("F")
					if portage.portdb.fetch_check(x[2], self.applied_useflags[x[2]]):
						fetch = green("f")

				#we need to use "--emptrytree" testing here rather than "empty" param testing because "empty"
				#param is used for -u, where you still *do* want to see when something is being upgraded.
				myoldbest=""
				if (not "--emptytree" in myopts) and portage.db[x[1]]["vartree"].exists_specific(x[2]):
					addl="  "+yellow("R")+fetch+"  "
				elif (not "--emptytree" in myopts) and portage.db[x[1]]["vartree"].exists_specific_cat(x[2]):
					if x[0] == "binary":
						mynewslot=portage.db["/"]["bintree"].getslot(x[2])
					elif x[0] == "ebuild":
						mynewslot=portage.db["/"]["porttree"].getslot(x[2])
					myoldlist=portage.db[x[1]]["vartree"].dbapi.match(portage.pkgsplit(x[2])[0])
					myinslotlist=filter((lambda p: portage.db[portage.root]["vartree"].getslot(p)==mynewslot),myoldlist)
					if myinslotlist:
						myoldbest=portage.best(myinslotlist)
						addl="   "+fetch
						if portage.pkgcmp(portage.pkgsplit(x[2]), portage.pkgsplit(myoldbest)) < 0:
							# Downgrade in slot
							addl+=turquoise("U")+blue("D")
						else:
							# Update in slot
							addl+=turquoise("U")+" "
					else:
						# New slot, mark it new.
						addl=" "+green("NS")+fetch+"  "

					if "--changelog" in myopts:
						changelogs.extend(self.calc_changelog(
							portage.portdb.findname(x[2]),
							portage.db["/"]["vartree"].dep_bestmatch('/'.join(portage.catpkgsplit(x[2])[:2])),
							x[2]
							))
				else:
					addl=" "+green("N")+" "+fetch+"  "

				verboseadd=""
				
				if x[2] in self.applied_useflags:
					# USE flag display
					if x[0] == "binary":
						cur_iuse = string.split(portage.db["/"]["bintree"].dbapi.aux_get(x[2],["IUSE"])[0])
					elif x[0] == "ebuild":
						cur_iuse = string.split(portage.portdb.aux_get(x[2],["IUSE"])[0])
					else:
						cur_iuse = []

					cur_iuse = portage.unique_array(cur_iuse)
					cur_iuse = [flag for flag in cur_iuse if flag not in portage.settings.usemask]
					cur_iuse.sort()
					cur_use = self.applied_useflags[x[2]]
					cur_use = [flag for flag in cur_use if flag in cur_iuse]

					if myoldbest:
						pkg = myoldbest
					else:
						pkg = x[2]
					if portage.db["/"]["vartree"].dbapi.cpv_exists(pkg):
						(old_iuse, old_use) = portage.db["/"]["vartree"].dbapi.aux_get(pkg, ["IUSE", "USE"])
						old_iuse = portage.unique_array(old_iuse.split())
						old_iuse.sort()
						old_use = old_use.split()
						is_new = False
					else:
						old_iuse = []
						old_use = []
						is_new = True
					old_iuse = [flag for flag in old_iuse if flag not in portage.settings.usemask]
					old_use = [flag for flag in old_use if flag in old_iuse]

					use_expand = portage.settings["USE_EXPAND"].lower().split()
					use_expand.sort()
					use_expand.reverse()
					use_expand_hidden = portage.settings["USE_EXPAND_HIDDEN"].lower().split()

					def map_to_use_expand(myvals):
						ret = {}
						for exp in use_expand:
							ret[exp] = []
							for val in myvals[:]:
								if val.startswith(exp.lower()+"_"):
									ret[exp].append(val[len(exp)+1:])
									myvals.remove(val)
						ret["USE"] = myvals
						for exp in use_expand_hidden:
							if exp in ret:
								del ret[exp]
						return ret

					cur_iuse_map = map_to_use_expand(cur_iuse)
					cur_use_map = map_to_use_expand(cur_use)
					old_iuse_map = map_to_use_expand(old_iuse)
					old_use_map = map_to_use_expand(old_use)

					use_expand.sort()
					use_expand.insert(0, "USE")
					
					for key in use_expand:
						verboseadd += create_use_string(key.upper(), cur_iuse_map[key], cur_use_map[key],
						                                old_iuse_map[key], old_use_map[key], is_new)

				if "--verbose" in myopts:
					# size verbose
					mysize=0
					if x[0] == "ebuild" and x[-1]!="nomerge":
						myfilesdict=portage.portdb.getfetchsizes(x[2], useflags=self.applied_useflags[x[2]], debug=edebug)
						if myfilesdict==None:
							myfilesdict="[empty/missing/bad digest]"
						else:
							for myfetchfile in myfilesdict.keys():
								if myfetchfile not in myfetchlist:
									mysize+=myfilesdict[myfetchfile]
									myfetchlist.append(myfetchfile)
							totalsize+=mysize
						verboseadd+=format_size(mysize)+" "

					# overlay verbose
					# XXX: Invalid binaries have caused tracebacks here. 'if file_name'
					# x = ['binary', '/', 'sys-apps/pcmcia-cs-3.2.7.2.6', 'merge']
					file_name=portage.portdb.findname(x[2])
					if file_name: # It might not exist in the tree
						dir_name=os.path.abspath(os.path.dirname(file_name)+"/../..")
						if (overlays.count(dir_name)>0):
							verboseadd+=teal("["+str(overlays.index(os.path.normpath(dir_name))+1)+"]")+" "
							display_overlays=True
					else:
						verboseadd += "[No ebuild?]"

				xs=portage.pkgsplit(x[2])
				if xs[2]=="r0":
					xs[2]=""
				else:
					xs[2]="-"+xs[2]

				if self.pkgsettings.has_key("COLUMNWIDTH"):
					mywidth=int(self.pkgsettings.settings["COLUMNWIDTH"])
				else:
					mywidth=130
				oldlp=mywidth-30
				newlp=oldlp-30

				indent=""
				if ("--tree" in myopts):
					indent=" "*mygraph.depth(string.join(x))

				if myoldbest:
					myoldbest=portage.pkgsplit(myoldbest)[1]+"-"+portage.pkgsplit(myoldbest)[2]
					if myoldbest[-3:]=="-r0":
						myoldbest=myoldbest[:-3]
					myoldbest=blue("["+myoldbest+"]")

				if x[1]!="/":
					if "--columns" in myopts:
						myprint="["+x[0]+" "+addl+"] "+indent+darkgreen(xs[0])
						if (newlp-nc_len(myprint)) > 0:
							myprint=myprint+(" "*(newlp-nc_len(myprint)))
						myprint=myprint+"["+darkblue(xs[1]+xs[2])+"] "
						if (oldlp-nc_len(myprint)) > 0:
							myprint=myprint+" "*(oldlp-nc_len(myprint))
						myprint=myprint+myoldbest
						myprint=myprint+darkgreen("  to "+x[1])+" "+verboseadd
					else:
						myprint="["+x[0]+" "+addl+"] "+darkgreen(x[2])+" "+myoldbest+" "+darkgreen("to "+x[1])+" "+verboseadd
				else:
					if "--columns" in myopts:
						myprint="["+x[0]+" "+addl+"] "+indent+darkgreen(xs[0])
						if (newlp-nc_len(myprint)) > 0:
							myprint=myprint+(" "*(newlp-nc_len(myprint)))
						myprint=myprint+green(" ["+xs[1]+xs[2]+"] ")
						if (oldlp-nc_len(myprint)) > 0:
							myprint=myprint+(" "*(oldlp-nc_len(myprint)))
						myprint=myprint+myoldbest+"  "+verboseadd
					else:
						if x[3]=="nomerge":
							myprint=darkblue("[nomerge      ] "+indent+x[2]+" "+myoldbest+" ")+verboseadd
						else:
							myprint="["+x[0]+" "+addl+"] "+indent+darkgreen(x[2])+" "+myoldbest+" "+verboseadd
				p.append(myprint)

			if ("--tree" not in myopts):
				mysplit=portage.pkgsplit(x[2])

				# XXX mysplit _can_ be None.... Why?
				if mysplit and (len(mysplit)==3):
					if "--emptytree" not in myopts:
						if mysplit[0]=="sys-apps/portage":
							if ((mysplit[1]+mysplit[2]) != portage.VERSION) and \
							   ("livecvsportage" not in portage.settings.features):
								if mylist.index(x)<len(mylist)-1:
									p.append(red("*** Portage will stop merging at this point and reload itself,"))
									p.append(red("    recalculate dependencies, and complete the merge."))
									if "--update" not in myopts:
										p.append(darkgreen("    You may avoid the remerging of packages by updating portage on its own."))
									print
					else:
						if mysplit[0]=="sys-apps/portage" and ("--emptytree" in myopts):
							if mysplit[1]+mysplit[2]!=portage.VERSION:
								p.append(red("***")+" Please update portage to the above version before proceeding.")
								p.append("    Failure to do so may result in failed or improper merges.")
								p.append("    A simple '"+green("emerge -u portage")+"' is sufficient.")
								p.append("")
				del mysplit

		for x in p:
			print x

		if "--verbose" in myopts:
			print
			print "Total size of downloads: "+format_size(totalsize)
			if overlays and display_overlays:
				print "Portage overlays:"
				y=0
				for x in overlays:
					y=y+1
					print " "+teal("["+str(y)+"]"),x

		if "--changelog" in myopts:
			print
			for revision,text in changelogs:
				print bold('*'+revision)
				sys.stdout.write(text)

	def calc_changelog(self,ebuildpath,current,next):
		current = '-'.join(portage.catpkgsplit(current)[1:])
		if current.endswith('-r0'): current = current[:-3]
		next = '-'.join(portage.catpkgsplit(next)[1:])
		if next.endswith('-r0'): next = next[:-3]
		changelogpath = os.path.join(os.path.split(ebuildpath)[0],'ChangeLog')
		try:
			changelog = open(changelogpath).read()
		except SystemExit, e:
			raise # Needed else can't exit
		except:
			return []
		divisions = self.find_changelog_tags(changelog)
		#print 'XX from',current,'to',next
		#for div,text in divisions: print 'XX',div
		# skip entries for all revisions above the one we are about to emerge
		for i in range(len(divisions)):
			if divisions[i][0]==next:
				divisions = divisions[i:]
				break
		# find out how many entries we are going to display
		for i in range(len(divisions)):
			if divisions[i][0]==current:
				divisions = divisions[:i]
				break
		else:
		    # couldnt find the current revision in the list. display nothing
			return []
		return divisions

	def find_changelog_tags(self,changelog):
		divs = []
		release = None
		while 1:
			match = re.search(r'^\*\ ?([-a-zA-Z0-9_.]*)(?:\ .*)?\n',changelog,re.M)
			if match is None:
				if release is not None:
					divs.append((release,changelog))
				return divs
			if release is not None:
				divs.append((release,changelog[:match.start()]))
			changelog = changelog[match.end():]
			release = match.group(1)
			if release.endswith('.ebuild'):
				release = release[:-7]
			if release.endswith('-r0'):
				release = release[:-3]

	def outdated(self):
		return self.outdatedpackages

	def merge(self,mylist):
		returnme=0
		mymergelist=[]

		#check for blocking dependencies
		if ("--fetchonly" not in myopts) and ("--buildpkgonly" not in myopts):
			for x in mylist:
				if x[0]=="blocks":
					print "\n!!! Error: the "+x[2]+" package conflicts with another package."
					print   "!!!        both can't be installed on the same system together."
					print   "!!!        Please use 'emerge --pretend' to determine blockers."
					print
					if ("--pretend" not in myopts):
						sys.exit(1)

		#buildsyspkg: I need mysysdict also on resume (moved from the else block)
		mysysdict=genericdict(syslist)
		if ("--resume" in myopts):
			# We're resuming.
			print green("*** Resuming merge...")
			emergelog(" *** Resuming merge...")
			mymergelist=portage.mtimedb["resume"]["mergelist"][:]
			if ("--skipfirst" in myopts) and mymergelist:
				del portage.mtimedb["resume"]["mergelist"][0]
				del mymergelist[0]
			for bigkey in mymergelist:
				(pkgtype, root, cpv, action) = bigkey
				if pkgtype == "binary" and not portage.db["/"]["bintree"].dbapi.match("="+cpv) or \
				   pkgtype == "ebuild" and not portage.db["/"]["porttree"].dbapi.xmatch("match-all", "="+cpv):
					print red("!!! Error: The resume list contains packages that no longer")
					print red("!!!        available to be emerged. Please restart/continue")
					print red("!!!        the merge operation manually.")
					sys.exit(1)
		else:
			myfavs=portage.grabfile(portage.root+portage.WORLD_FILE)
			myfavdict=genericdict(myfavs)
			for x in range(len(mylist)):
				if mylist[x][3]!="nomerge":
					# Add to the mergelist
					mymergelist.append(mylist[x])
				else:
					myfavkey=portage.cpv_getkey(mylist[x][2])
					if "--onlydeps" in myopts:
						continue
					# Add to the world file. Since we won't be able to later.
					if (not "--fetchonly" in myopts) and (myfavkey in favorites):
						#don't record if already in system profile or already recorded
						if (not mysysdict.has_key(myfavkey)) and (not myfavdict.has_key(myfavkey)):
							#we don't have a favorites entry for this package yet; add one
							myfavdict[myfavkey]=myfavkey
							print ">>> Recording",myfavkey,"in \"world\" favorites file..."
			if not "--fetchonly" in myopts:
				portage.writedict(myfavdict,portage.root+portage.WORLD_FILE,writekey=0)

			portage.mtimedb["resume"]["mergelist"]=mymergelist[:]

		# We need to yank the harmful-to-new-builds settings from features.
		myorigfeat=self.pkgsettings["FEATURES"]
		myfeat=myorigfeat.split()
		while ("keeptemp" in myfeat):
			del myfeat[myfeat.index("keeptemp")]
		while ("keepwork" in myfeat):
			del myfeat[myfeat.index("keepwork")]

		self.pkgsettings["FEATURES"]=string.join(myfeat)

		if "parallel-fetch" in myfeat and not ("--ask" in myopts or "--pretend" in myopts or "--fetchonly" in myopts):
			if "distlocks" not in myfeat:
				print red("!!!")
				print red("!!!")+" parallel-fetching requires the distlocks feature enabled"
				print red("!!!")+" you have it disabled, thus parallel-fetching is being disabled"
				print red("!!!")
			elif len(mymergelist) > 1:
				print ">>> starting parallel fetching"
				pid = os.fork()
				if not pid:
					sys.stdin.close()
					sys.stdout.close()
					sys.stderr.close()
					sys.stdout = open("/dev/null","w")
					sys.stderr = open("/dev/null","w")
					os.dup2(sys.stdout.fileno(), 1)
					os.dup2(sys.stdout.fileno(), 2)
					for x in ("autoaddcvs", "cvs"):
						try:	myfeat.remove(x)
						except ValueError: pass
					self.pkgsettings["FEATURES"] = " ".join(myfeat)
					ret = 0
					for x in mymergelist:
						if x[0] != "ebuild":
							continue
						try:
							ret = portage.doebuild(portage.portdb.findname(x[2]), "fetch", x[1], self.pkgsettings,
								cleanup=0, fetchonly=True, tree="porttree")
						except SystemExit:
							raise
						except Exception:
							ret = 1
					sys.exit(0)
				portage.portage_exec.spawned_pids.append(pid)

		mergecount=0
		for x in mymergelist:
			mergecount+=1
			myroot=x[1]
			pkgindex=2
			if x[0]=="blocks":
				pkgindex=3
			y=portage.portdb.findname(x[pkgindex])
			if not "--pretend" in myopts:
				print ">>> emerge ("+str(mergecount)+" of "+str(len(mymergelist))+")",x[pkgindex],"to",x[1]
				emergelog(" >>> emerge ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" to "+x[1])

			self.pkgsettings["EMERGE_FROM"] = x[0][:]
			self.pkgsettings.backup_changes("EMERGE_FROM")
			self.pkgsettings.reset()

			#buildsyspkg: Check if we need to _force_ binary package creation
			issyspkg = ("buildsyspkg" in myfeat) \
					and x[0] != "blocks" \
					and mysysdict.has_key(portage.cpv_getkey(x[2])) \
					and not ("--buildpkg" in myopts)
			if x[0] in ["ebuild","blocks"]:
				if (x[0]=="blocks") and ("--fetchonly" not in myopts):
					raise Exception, "Merging a blocker"
				elif ("--fetchonly" in myopts) or ("--fetch-all-uri" in myopts):
					if ("--fetch-all-uri" in myopts):
						retval=portage.doebuild(y,"fetch",myroot,self.pkgsettings,edebug,("--pretend" in myopts),fetchonly=1,fetchall=1,tree="porttree")
					else:
						retval=portage.doebuild(y,"fetch",myroot,self.pkgsettings,edebug,("--pretend" in myopts),fetchonly=1,tree="porttree")
					if (retval == None) or retval:
						print
						print "!!! Fetch for",y,"failed, continuing..."
						print
						returnme=1
					continue
				elif "--buildpkg" in myopts or issyspkg:
					#buildsyspkg: Sounds useful to display something, but I don't know if we should also log it
					if issyspkg:
						print ">>> This is a system package, let's pack a rescue tarball."
						#emergelog(">>> This is a system package, let's pack a rescue tarball.")
					#create pkg, then merge pkg
					short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Clean"
					emergelog(" === ("+str(mergecount)+" of "+str(len(mymergelist))+") Cleaning ("+x[pkgindex]+"::"+y+")", short_msg=short_msg)
					retval=portage.doebuild(y,"clean",myroot,self.pkgsettings,edebug,cleanup=1,tree="porttree")
					if (retval == None):
						portage_util.writemsg("Unable to run required binary.\n")
						sys.exit(127)
					if retval:
						sys.exit(retval)
					short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Compile"
					emergelog(" === ("+str(mergecount)+" of "+str(len(mymergelist))+") Compiling/Packaging ("+x[pkgindex]+"::"+y+")", short_msg=short_msg)
					retval=portage.doebuild(y,"package",myroot,self.pkgsettings,edebug,tree="porttree")
					if (retval == None):
						portage_util.writemsg("Unable to run required binary.\n")
						sys.exit(127)
					if retval:
						sys.exit(retval)
					#dynamically update our database
					if "--buildpkgonly" not in myopts:
						portage.db[portage.root]["bintree"].inject(x[2])
						mytbz2=portage.db[portage.root]["bintree"].getname(x[2])
						short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Merge"
						emergelog(" === ("+str(mergecount)+" of "+str(len(mymergelist))+") Merging ("+x[pkgindex]+"::"+y+")", short_msg=short_msg)

						self.pkgsettings["EMERGE_FROM"] = "binary"
						self.pkgsettings.backup_changes("EMERGE_FROM")

						retval=portage.pkgmerge(mytbz2,myroot,self.pkgsettings)
						if retval==None:
							sys.exit(1)
				else:
					short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Clean"
					emergelog(" === ("+str(mergecount)+" of "+str(len(mymergelist))+") Cleaning ("+x[pkgindex]+"::"+y+")", short_msg=short_msg)
					retval=portage.doebuild(y,"clean",myroot,self.pkgsettings,edebug,cleanup=1,tree="porttree")
					if (retval == None):
						portage_util.writemsg("Unable to run required binary.\n")
						sys.exit(127)
					if retval:
						sys.exit(retval)
					short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Compile"
					emergelog(" === ("+str(mergecount)+" of "+str(len(mymergelist))+") Compiling/Merging ("+x[pkgindex]+"::"+y+")", short_msg=short_msg)
					retval=portage.doebuild(y,"merge",myroot,self.pkgsettings,edebug,tree="porttree")
					if (retval == None):
						portage_util.writemsg("Unable to run required binary.\n")
						sys.exit(127)
					if retval:
						sys.exit(retval)
					#dynamically update our database
			elif x[0]=="binary":
				#merge the tbz2
				mytbz2=portage.db[portage.root]["bintree"].getname(x[2])
				if portage.db[portage.root]["bintree"].isremote(x[2]):
					short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Fetch"
					emergelog(" --- ("+str(mergecount)+" of "+str(len(mymergelist))+") Fetching Binary ("+x[pkgindex]+"::"+mytbz2+")", short_msg=short_msg)
					if not portage.db[portage.root]["bintree"].gettbz2(x[2]):
						sys.exit(1)

				if ("--fetchonly" in myopts) or ("--fetch-all-uri" in myopts):
					continue

				short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Merge Binary"
				emergelog(" === ("+str(mergecount)+" of "+str(len(mymergelist))+") Merging Binary ("+x[pkgindex]+"::"+mytbz2+")", short_msg=short_msg)
				retval=portage.pkgmerge(mytbz2,x[1],self.pkgsettings)
				if retval==None:
					sys.exit(1)
				#need to check for errors
			if "--buildpkgonly" not in myopts:
				portage.db[x[1]]["vartree"].inject(x[2])
				myfavkey=portage.cpv_getkey(x[2])
				if "--fetchonly" not in myopts and "--fetch-all-uri" not in myopts and myfavkey in favorites:
					myfavs=portage.grabfile(myroot+portage.WORLD_FILE)
					myfavdict=genericdict(myfavs)
					mysysdict=genericdict(syslist)
					#don't record if already in system profile or already recorded
					if (not mysysdict.has_key(myfavkey)) and (not myfavdict.has_key(myfavkey)):
						#we don't have a favorites entry for this package yet; add one
						myfavdict[myfavkey]=myfavkey
						print ">>> Recording",myfavkey,"in \"world\" favorites file..."
						emergelog(" === ("+str(mergecount)+" of "+str(len(mymergelist))+") Updating world file ("+x[pkgindex]+")")
						portage.writedict(myfavdict,myroot+portage.WORLD_FILE,writekey=0)

				if ("noclean" not in portage.features) and (x[0] != "binary"):
					short_msg = "emerge: ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[pkgindex]+" Clean Post"
					emergelog(" === ("+str(mergecount)+" of "+str(len(mymergelist))+") Post-Build Cleaning ("+x[pkgindex]+"::"+y+")", short_msg=short_msg)
					retval=portage.doebuild(y,"clean",myroot,self.pkgsettings,edebug,cleanup=1,tree="porttree")
					if (retval == None):
						portage_util.writemsg("Unable to run required binary.\n")
						sys.exit(127)
					if retval:
						sys.exit(retval)

				if ("--pretend" not in myopts) and ("--fetchonly" not in myopts) and ("--fetch-all-uri" not in myopts):
					# Clean the old package that we have merged over top of it.
					if self.pkgsettings["AUTOCLEAN"]=="yes":
						xsplit=portage.pkgsplit(x[2])
						emergelog(" >>> AUTOCLEAN: "+xsplit[0])
						retval=unmerge("clean", [xsplit[0]])
						if not retval:
							emergelog(" --- AUTOCLEAN: Nothing unmerged.")

					# Figure out if we need a restart.
					mysplit=portage.pkgsplit(x[2])
					if mysplit[0]=="sys-apps/portage":
						myver=mysplit[1]+"-"+mysplit[2]
						if myver[-3:]=='-r0':
							myver=myver[:-3]
						if (myver != portage.VERSION) and \
						   ("livecvsportage" not in portage.settings.features):
							if len(mymergelist) > mergecount:
								myargv=sys.argv
								myr=0
								for myra in range(len(myargv)):
									if myargv[myr][0:len("portage")]=="portage":
										del myargv[myr]
										myr-=1
									if myargv[myr][0:len("sys-apps/portage")]=="sys-apps/portage":
										del myargv[myr]
										myr-=1
									myr+=1
								emergelog(" *** RESTARTING emerge via exec() after change of portage version.")
								portage.portageexit()
								# Remove --ask from options before restarting
								mynewargv=[]
								badlongopts = ["--ask","--tree","--changelog"]
								badshortopts = ["a","t","l"]
								for arg in myargv:
									if arg[0:2] == "--":
										if arg in badlongopts:
											continue
										mynewargv += [arg]
									elif arg[0] == "-":
										myarg = "-"
										for ch in arg[1:]:
											if ch in badshortopts:
												continue
											myarg += ch
										mynewargv += [myarg]
									else:
										mynewargv += [arg]
								os.execv("/usr/lib/portage/bin/emerge", mynewargv)

			if ("--pretend" not in myopts) and ("--fetchonly" not in myopts) and ("--fetch-all-uri" not in myopts):
				emergelog(" ::: completed emerge ("+str(mergecount)+" of "+str(len(mymergelist))+") "+x[2]+" to "+x[1])

			# Unsafe for parallel merges
			del portage.mtimedb["resume"]["mergelist"][0]

		emergelog(" *** Finished. Cleaning up...")

		# We're out of the loop... We're done. Delete the resume data.
		if portage.mtimedb.has_key("resume"):
			del portage.mtimedb["resume"]

		if ("--pretend" not in myopts):
			if ("--fetchonly" not in myopts) and ("--fetch-all-uri" not in myopts):
				if (mergecount>0):
					if retval:
						portage.env_update()

		#by doing an exit this way, --fetchonly can continue to try to
		#fetch everything even if a particular download fails.
		if "--fetchonly" in myopts or "--fetch-all-uri" in myopts:
			if returnme:
				print "\n\n!!! Some fetch errors were encountered.  Please see above for details.\n\n"
				sys.exit(returnme)
			else:
				sys.exit(0)

def unmerge(unmerge_action, unmerge_files):
	candidate_catpkgs=[]
	global_unmerge=0

	realsyslist = getlist("system")
	syslist = []
	for x in realsyslist:
		mycp = portage.dep_getkey(x)
		if mycp in portage.settings.virtuals:
			providers = []
			for provider in portage.settings.virtuals[mycp]:
				if portage.db[portage.root]["vartree"].dbapi.match(provider):
					providers.append(provider)
			if len(providers) == 1:
				syslist.extend(providers)
		else:
			syslist.append(mycp)

	global myopts
	mysettings = portage.config(clone=portage.settings)

	if not unmerge_files or "world" in unmerge_files or "system" in unmerge_files:
		if "unmerge"==unmerge_action:
			print
			print bold("emerge unmerge")+" can only be used with specific package names, not with "+bold("world")+" or"
			print bold("system")+" targets."
			print
			return 0
		else:
			global_unmerge=1

	localtree=portage.db[portage.root]["vartree"]
	# process all arguments and add all valid db entries to candidate_catpkgs
	if global_unmerge:
		if not unmerge_files or "world" in unmerge_files:
			candidate_catpkgs.extend(localtree.getallnodes())
		elif "system" in unmerge_files:
			candidate_catpkgs.extend(getlist("system"))
	else:
		#we've got command-line arguments
		if not unmerge_files:
			print "\nNo packages to unmerge have been provided.\n"
			return 0
		for x in unmerge_files:
			arg_parts=x.split('/')
			if (x[0] not in [".","/"]) and (arg_parts[-1][-7:] != ".ebuild"):
				#possible cat/pkg or dep; treat as such
				candidate_catpkgs.append(x)
			elif unmerge_action in ["prune","clean"]:
				print "\n!!! Prune and clean do not accept individual ebuilds as arguments;\n    skipping.\n"
				continue
			else:
				# it appears that the user is specifying an installed ebuild and we're in "unmerge" mode, so it's
				# ok.
				if not os.path.exists(x):
					print "\n!!! The path '"+x+"' doesn't exist.\n"
					return 0

				absx   = os.path.abspath(x)
				sp_absx = absx.split("/")
				if sp_absx[-1][-7:] == ".ebuild":
					del sp_absx[-1]
					absx = string.join(sp_absx,"/")

				sp_absx_len = len(sp_absx)

				vdb_path = portage.root+portage.VDB_PATH
				vdb_len  = len(vdb_path)

				sp_vdb     = vdb_path.split("/")
				sp_vdb_len = len(sp_vdb)

				if not os.path.exists(absx+"/CONTENTS"):
					print "!!! Not a valid db dir: "+str(absx)
					return 0

				if sp_absx_len <= sp_vdb_len:
					# The Path is shorter... so it can't be inside the vdb.
					print spabsx
					print absx
					print "\n!!!",x,"cannot be inside "+(portage.root+portage.VDB_PATH)+"; aborting.\n"
					return 0

				for idx in range(0,sp_vdb_len):
					if (idx >= sp_absx_len) or (sp_vdb[idx] != sp_absx[idx]):
						print sp_absx
						print absx
						print "\n!!!",x,"is not inside "+(portage.root+portage.VDB_PATH)+"; aborting.\n"
						return 0

				print "="+string.join(sp_absx[sp_vdb_len:],"/")
				candidate_catpkgs.append("="+string.join(sp_absx[sp_vdb_len:],"/"))

	if (("--pretend" in myopts) or ("--ask" in myopts)) and not ("--quiet" in myopts):
		print darkgreen("\n>>> These are the packages that I would unmerge:")

	pkgmap={}
	numselected=0
	for x in candidate_catpkgs:
		#cycle through all our candidate deps and determine what will and will not get unmerged
		try:
			mymatch=localtree.dep_match(x)
		except KeyError:
			mymatch=None
		except ValueError, errpkgs:
			print "\n\n!!! The short ebuild name \"" + x + "\" is ambiguous.  Please specify"
			print "!!! one of the following fully-qualified ebuild names instead:\n"
			for i in errpkgs[0]:
				print "    " + green(i)
			print
			sys.exit(1)

		if not mymatch and x[0] not in "<>=~":
			#add a "=" if missing
			mymatch=localtree.dep_match("="+x)
		if not mymatch:
			print "\n--- Couldn't find " + white(x) + " to "+unmerge_action+"."
			continue
		mykey=portage.key_expand(portage.dep_getkey(mymatch[0]),portage.db["/"]["vartree"].dbapi)
		if not pkgmap.has_key(mykey):
			pkgmap[mykey]={"protected":[], "selected":[], "omitted":[] }
		if unmerge_action=="unmerge":
				for y in mymatch:
					if y not in pkgmap[mykey]["selected"]:
						pkgmap[mykey]["selected"].append(y)
						numselected=numselected+len(mymatch)

		else:
			#unmerge_action in ["prune", clean"]
			slotmap={}
			for mypkg in mymatch:
				if unmerge_action=="clean":
					myslot=localtree.getslot(mypkg)
				else:
					#since we're pruning, we don't care about slots and put all the pkgs in together
					myslot=0
				if not slotmap.has_key(myslot):
					slotmap[myslot]={}
				slotmap[myslot][localtree.dbapi.cpv_counter(mypkg)]=mypkg
			for myslot in slotmap.keys():
				counterkeys=slotmap[myslot].keys()
				counterkeys.sort()
				if not counterkeys:
					continue
				counterkeys.sort()
				pkgmap[mykey]["protected"].append(slotmap[myslot][counterkeys[-1]])
				del counterkeys[-1]
				#be pretty and get them in order of merge:
				for ckey in counterkeys:
					pkgmap[mykey]["selected"].append(slotmap[myslot][ckey])
					numselected=numselected+1
				#ok, now the last-merged package is protected, and the rest are selected
	if global_unmerge and not numselected:
		print "\n>>> No outdated packages were found on your system.\n"
		return 0

	if not numselected:
		print "\n>>>",unmerge_action+": No packages selected for removal.\n"
		return 0

	for x in pkgmap.keys():
		for y in localtree.dep_match(x):
			if y not in pkgmap[x]["omitted"] and \
			   y not in pkgmap[x]["selected"] and \
			   y not in pkgmap[x]["protected"]:
				pkgmap[x]["omitted"].append(y)
		if global_unmerge and not pkgmap[x]["selected"]:
			#avoid cluttering the preview printout with stuff that isn't getting unmerged
			continue
		if not (pkgmap[x]["protected"] or pkgmap[x]["omitted"]) and (x in syslist):
			print red("\a\n\n!!! '%s' is part of your system profile." % mykey)
			print yellow("\a!!! Unmerging it may be damaging to your system.\n")
			if "--pretend" not in myopts and "--ask" not in myopts:
				global EMERGE_WARNING_DELAY
				countdown(EMERGE_WARNING_DELAY,red("Press Ctrl-C to Stop"))
		print "\n "+white(x)
		for mytype in ["selected","protected","omitted"]:
			print string.rjust(mytype,12)+":",
			if pkgmap[x][mytype]:
				for mypkg in pkgmap[x][mytype]:
					mysplit=portage.catpkgsplit(mypkg)
					if mysplit[3]=="r0":
						myversion=mysplit[2]
					else:
						myversion=mysplit[2]+"-"+mysplit[3]
					if mytype=="selected":
						print red(myversion),
					else:
						print green(myversion),
			else:
					print "none",
			print

	print "\n>>>",red("'Selected'"),"packages are slated for removal."
	print ">>>",green("'Protected'"),"and",green("'omitted'"),"packages will not be removed.\n"

	if "--pretend" in myopts:
		#we're done... return
		return 0
	if "--ask" in myopts:
		if userquery("Do you want me to unmerge these packages?")=="No":
			# enter pretend mode for correct formatting of results
			myopts+=["--pretend"]
			print
			print "Quitting."
			print
			return 0
	#the real unmerging begins, after a short delay....

	global CLEAN_DELAY
	countdown(CLEAN_DELAY, ">>> Unmerging")

	for x in pkgmap.keys():
		for y in pkgmap[x]["selected"]:
			print ">>> Unmerging "+y+"..."
			emergelog("=== Unmerging... ("+y+")")
			mysplit=string.split(y,"/")
			#unmerge...
			retval=portage.unmerge(mysplit[0],mysplit[1],portage.root,mysettings,unmerge_action not in ["clean","prune"])
			if retval:
				emergelog(" !!! unmerge FAILURE: "+y)
			else:
				emergelog(" >>> unmerge success: "+y)
	#run ldconfig, etc...
	portage.env_update()
	if not numselected:
		return 0
	else:
		return 1


def chk_updated_info_files(retval):
	root=portage.root

	infodirs=[]
	infodirs.extend(string.split(portage.settings["INFOPATH"], ":"))
	infodirs.extend(string.split(portage.settings["INFODIR"], ":"))

	print
	if os.path.exists("/usr/bin/install-info"):
		regen_infodirs=[]
		for z in infodirs:
			if z=='':
				continue
			inforoot=normpath(root+z)
			if os.path.isdir(inforoot):
				try:
					infomtime=os.stat(inforoot)[ST_MTIME]
				except SystemExit, e:
					raise # Needed else can't exit
				except:
					infomtime=0

				if not portage.mtimedb.has_key("info"):
					portage.mtimedb["info"]={}
				if portage.mtimedb["info"].has_key(inforoot):
					if portage.mtimedb["info"][inforoot]==infomtime:
						pass
					else:
						portage.mtimedb["info"][inforoot]=infomtime
						regen_infodirs.append(inforoot)
				else:
					regen_infodirs.append(inforoot)

		if not regen_infodirs:
			print " "+green("*")+" GNU info directory index is up-to-date."
		else:
			print " "+green("*")+" Regenerating GNU info directory index..."

			icount=0
			badcount=0
			for inforoot in regen_infodirs:
				if inforoot=='':
					continue
				try:
					os.rename(inforoot+"/dir",inforoot+"/dir.old")
				except SystemExit, e:
					raise # Needed else can't exit
				except:
					pass

				if not os.path.isdir(inforoot):
					continue
				errmsg = ""
				for x in os.listdir(inforoot):
					if (x[0] == ".") or (x in ["dir","dir.old"]) or (os.path.isdir(inforoot+"/"+x)):
						continue
					myso=commands.getstatusoutput("LANG=C LANGUAGE=C /usr/bin/install-info --dir-file="+inforoot+"/dir "+inforoot+"/"+x)[1]
					existsstr="already exists, for file `"
					if myso!="":
						if re.search(existsstr,myso):
							# Already exists... Don't increment the count for this.
							pass
						elif myso[:44]=="install-info: warning: no info dir entry in ":
							# This info file doesn't contain a DIR-header: install-info produces this
							# (harmless) warning (the --quiet switch doesn't seem to work).
							# Don't increment the count for this.
							pass
						else:
							badcount=badcount+1
							errmsg += myso + "\n"
					icount=icount+1

				#update mtime so we can potentially avoid regenerating.
				portage.mtimedb["info"][inforoot]=os.stat(inforoot)[ST_MTIME]

			if badcount:
				print " "+yellow("*")+" Processed",icount,"info files;",badcount,"errors."
				print errmsg
			else:
				print " "+green("*")+" Processed",icount,"info files."


def post_emerge(retval=0):
	global myopts
	os.chdir("/")
	if "--pretend" in myopts:
		sys.exit(retval)

	emergelog(" *** exiting successfully.")

	if "noinfo" not in portage.settings.features:
		chk_updated_info_files(retval)

	chk_updated_cfg_files()
	sys.exit(retval)


def chk_updated_cfg_files():
	if portage.settings["CONFIG_PROTECT"]:
		#number of directories with some protect files in them
		procount=0
		for x in string.split(portage.settings["CONFIG_PROTECT"]):
			if os.path.isdir(x):
				a=commands.getstatusoutput("cd "+x+"; find . -iname '._cfg????_*'")
				if a[0]!=0:
					print " "+red("*")+" error scanning",x
				else:
					files=string.split(a[1])
					if files:
						procount=procount+1
						print " "+yellow("* IMPORTANT:")+"",len(files),"config files in",x,"need updating."
		if procount:
			#print " "+yellow("*")+" Type "+green("emerge --help config")+" to learn how to update config files."
			print " "+yellow("*")+" Type "+green("emerge --help config")+" to learn how to update config files."
		print

# general options that should be taken into account before any action
if "--debug" in myopts:
	edebug=1

if myaction in ["sync","rsync","metadata"] and (not "--help" in myopts):
	if "--pretend" in myopts:
		print "emerge: \"sync\" actions do not support \"--pretend.\""
		sys.exit(1)

	emergelog(" === "+str(myaction))
	myportdir=portage.settings["PORTDIR"]
	if myportdir[-1]=="/":
		myportdir=myportdir[:-1]
	if not os.path.exists(myportdir):
		print ">>>",myportdir,"not found, creating it."
		os.makedirs(myportdir,0755)
	syncuri=string.rstrip(portage.settings["SYNC"])
	os.umask(0022)
	if myaction == "metadata":
		if "--ask" in myopts:
			if userquery("Are you sure?") == "No":
				sys.exit(1)
		print "skipping sync"
		updatecache_flg = True
		tmpservertimestampfile = None
	elif syncuri[:8]=="rsync://":
		if not os.path.exists("/usr/bin/rsync"):
			print "!!! /usr/bin/rsync does not exist, so rsync support is disabled."
			print "!!! Type \"emerge net-misc/rsync\" to enable rsync support."
			sys.exit(1)
		mytimeout=180
		if portage.settings.has_key("RSYNC_TIMEOUT"):
			try:
				mytimeout=int(portage.settings["RSYNC_TIMEOUT"])
			except SystemExit, e:
				raise # Needed else can't exit
			except:
				pass

		rsync_flags = [
			"--recursive",    # Recurse directories
			"--links",        # Consider symlinks
			"--safe-links",   # Ignore links outside of tree
			"--perms",        # Preserve permissions
			"--times",        # Preserive mod times
			"--compress",     # Compress the data transmitted
			"--force",        # Force deletion on non-empty dirs
			"--whole-file",   # Don't do block transfers, only entire files
			"--delete",       # Delete files that aren't in the master tree
			"--delete-after", # Delete only after everything else is done
			"--stats",        # Show final statistics about what was transfered
			"--timeout="+str(mytimeout), # IO timeout if not done in X seconds
			"--exclude='/distfiles'",   # Exclude distfiles from consideration
			"--exclude='/local'",       # Exclude local     from consideration
			"--exclude='/packages'",    # Exclude packages  from consideration
		]

		if "--quiet" in myopts:
			rsync_flags.append("--quiet")    # Shut up a lot
		else:
			rsync_flags.append("--progress") # Progress meter for each file

		if "--verbose" in myopts:
			rsync_flags.append("--verbose")  # More noise? Not really sure what

		if "--debug" in myopts:
			rsync_flags.append("--checksum") # Force checksum on all files

		if portage.settings.has_key("RSYNC_EXCLUDEFROM"):
			if os.path.exists(portage.settings["RSYNC_EXCLUDEFROM"]):
				rsync_flags.append("--exclude-from="+portage.settings["RSYNC_EXCLUDEFROM"])
			else:
				print "!!! RSYNC_EXCLUDEFROM specified, but file does not exist."

		if portage.settings.has_key("RSYNC_RATELIMIT"):
			rsync_flags.append("--bwlimit="+portage.settings["RSYNC_RATELIMIT"])

		rsynccommand = "/usr/bin/rsync " + string.join(rsync_flags, " ")

		servertimestampdir  = portage.settings.depcachedir+"/"
		servertimestampfile = portage.settings.depcachedir+"/timestamp.chk"
		tmpservertimestampdir  = portage.settings["PORTAGE_TMPDIR"]+"/"
		tmpservertimestampfile = portage.settings["PORTAGE_TMPDIR"]+"/timestamp.chk"

		# We only use the backup if a timestamp exists in the portdir.
		content=None
		if os.path.exists(myportdir+"/metadata/timestamp.chk"):
			content=portage.grabfile(servertimestampfile)
		if (not content):
			content=portage.grabfile(myportdir+"/metadata/timestamp.chk")

		if (content):
			try:
				mytimestamp=time.mktime(time.strptime(content[0], "%a, %d %b %Y %H:%M:%S +0000"))
			except ValueError:
				mytimestamp=0
		else:
			mytimestamp=0

		if not os.path.exists(servertimestampdir):
			os.mkdir(servertimestampdir)
			os.chown(servertimestampdir, os.getuid(), portage.portage_gid)
			os.chmod(servertimestampdir, 02775)

		#exitcode=0
		try:
			maxretries=int(portage.settings["RSYNC_RETRIES"])
		except SystemExit, e:
			raise # Needed else can't exit
		except:
			maxretries=3 #default number of retries

		retries=0
		hostname, port=re.split("rsync://([^:/]*)(:[0-9]+)?", syncuri)[1:3];
		if port==None:
			port=""
		updatecache_flg=True

		ips=[]
		while (1):
			if ips:
				del ips[0]
			if ips==[]:
				try:
					ips=socket.gethostbyname_ex(hostname)[2]
				except SystemExit, e:
					raise # Needed else can't exit
				except Exception, e:
					print "Notice:",str(e)
					dosyncuri=syncuri

			if ips:
				try:
					dosyncuri=string.replace(syncuri, "//"+hostname+port+"/", "//"+ips[0]+port+"/", 1)
				except SystemExit, e:
					raise # Needed else can't exit
				except Exception, e:
					print "Notice:",str(e)
					dosyncuri=syncuri

			if (retries==0):
				if "--ask" in myopts:
					if userquery("Do you want to sync your Portage tree with the mirror at\n" + blue(dosyncuri) + bold("?"))=="No":
						print
						print "Quitting."
						print
						sys.exit(0)
				emergelog(">>> starting rsync with "+dosyncuri)
				if "--quiet" not in myopts:
					print ">>> starting rsync with "+dosyncuri+"..."
			else:
				emergelog(">>> Starting retry %d of %d with %s" % (retries,maxretries,dosyncuri))
				print "\n\n>>> Starting retry %d of %d with %s" % (retries,maxretries,dosyncuri)

			if "--quiet" not in myopts:
				print ">>> checking server timestamp ..."
			mycommand=rsynccommand+" "+dosyncuri+"/metadata/timestamp.chk "+tmpservertimestampdir
			exitcode=portage.spawn(mycommand,portage.settings,free=1)
			if (exitcode==0):
				try:
					servertimestamp = time.mktime(time.strptime(portage.grabfile(tmpservertimestampfile)[0], "%a, %d %b %Y %H:%M:%S +0000"))
				except SystemExit, e:
					raise # Needed else can't exit
				except:
					servertimestamp = 0

				if (servertimestamp != 0) and (servertimestamp == mytimestamp):
					emergelog(">>> Cancelling sync -- Already current.")
					print
					print ">>>"
					print ">>> Timestamps on the server and in the local repository are the same."
					print ">>> Cancelling all further sync action. You are already up to date."
					print ">>>"
					print
					sys.exit(0)
				elif (servertimestamp != 0) and (servertimestamp < mytimestamp):
					emergelog(">>> Server out of date: %s" % dosyncuri)
					print
					print ">>>"
					print ">>> SERVER OUT OF DATE: %s" % dosyncuri
					print ">>>"
					print
				elif (servertimestamp == 0) or (servertimestamp > mytimestamp):
					# actual sync
					mycommand=rsynccommand+" "+dosyncuri+"/ "+myportdir
					exitcode=portage.spawn(mycommand,portage.settings,free=1)
					if exitcode in [0,1,2,3,4,11,14,20,21]:
						break
			elif exitcode in [0,1,2,3,4,11,14,20,21]:
				break

			retries=retries+1

			if retries<=maxretries:
				print ">>> retry ..."
				time.sleep(11)
			else:
				# over retries
				# exit loop
				updatecache_flg=False
				break

		if (exitcode==0):
			emergelog("=== Sync completed with %s" % dosyncuri)
		elif (exitcode>0):
			print
			if exitcode==1:
				print darkred("!!!")+green(" Rsync has reported that there is a syntax error. Please ensure")
				print darkred("!!!")+green(" that your SYNC statement is proper.")
				print darkred("!!!")+green(" SYNC="+portage.settings["SYNC"])
			elif exitcode==11:
				print darkred("!!!")+green(" Rsync has reported that there is a File IO error. Normally")
				print darkred("!!!")+green(" this means your disk is full, but can be caused by corruption")
				print darkred("!!!")+green(" on the filesystem that contains PORTDIR. Please investigate")
				print darkred("!!!")+green(" and try again after the problem has been fixed.")
				print darkred("!!!")+green(" PORTDIR="+portage.settings["PORTDIR"])
			elif exitcode==20:
				print darkred("!!!")+green(" Rsync was killed before it finished.")
			else:
				print darkred("!!!")+green(" Rsync has not successfully finished. It is recommended that you keep")
				print darkred("!!!")+green(" trying or that you use the 'emerge-webrsync' option if you are unable")
				print darkred("!!!")+green(" to use rsync due to firewall or other restrictions. This should be a")
				print darkred("!!!")+green(" temporary problem unless complications exist with your network")
				print darkred("!!!")+green(" (and possibly your system's filesystem) configuration.")
			print
			sys.exit(exitcode)
	elif syncuri[:6]=="cvs://":
		if not os.path.exists("/usr/bin/cvs"):
			print "!!! /usr/bin/cvs does not exist, so rsync support is disabled."
			print "!!! Type \"emerge dev-util/cvs\" to enable CVS support."
			sys.exit(1)
		cvsroot=syncuri[6:]
		cvsdir=os.path.dirname(myportdir)
		if not os.path.exists(myportdir+"/CVS"):
			#initial checkout
			print ">>> starting initial cvs checkout with "+syncuri+"..."
			if not portage.spawn("cd "+cvsdir+"; cvs -d "+cvsroot+" login",portage.settings,free=1):
				print "!!! cvs login error; exiting."
				sys.exit(1)
			if os.path.exists(cvsdir+"/gentoo-x86"):
				print "!!! existing",cvsdir+"/gentoo-x86 directory; exiting."
				sys.exit(1)
			if not portage.spawn("cd "+cvsdir+"; cvs -z0 -d "+cvsroot+" co -P gentoo-x86",portage.settings,free=1):
				print "!!! cvs checkout error; exiting."
				sys.exit(1)
			if cvsdir!=myportdir:
				portage.movefile(cvsdir,portage.settings["PORTDIR"])
			sys.exit(0)
		else:
			#cvs update
			print ">>> starting cvs update with "+syncuri+"..."
			sys.exit(portage.spawn("cd "+myportdir+"; cvs -z0 -q update -dP",portage.settings,free=1))
	else:
		print "!!! rsync setting: ",syncuri,"not recognized; exiting."
		sys.exit(1)

	try: # Prevent users from affecting ebuild.sh.
		os.close(sys.stdin.fileno())
	except SystemExit, e:
		raise # Needed else can't exit
	except:
		pass

	if os.path.exists(myportdir+"/metadata/cache") and updatecache_flg:
		if "--quiet" not in myopts:
			print "\n>>> Updating Portage cache:      ",
		os.umask(0002)
		cachedir = os.path.normpath(portage.settings.depcachedir)
		if cachedir in ["/",    "/bin", "/dev",  "/etc",  "/home",
		                "/lib", "/opt", "/proc", "/root", "/sbin",
		                "/sys", "/tmp", "/usr",  "/var"]:
			print "!!! PORTAGE_CACHEDIR IS SET TO A PRIMARY ROOT DIRECTORY ON YOUR SYSTEM."
			print "!!! This is ALMOST CERTAINLY NOT what you want: "+str(cachedir)
			sys.exit(73)
		if not os.path.exists(cachedir):
			os.mkdir(cachedir)

		# Potentially bad
		#if os.path.exists(cachedir+"/"+myportdir):
		#	portage.spawn("rm -Rf "+cachedir+"/"+myportdir+"/*",portage.settings,free=1)

		# save timestamp.chk for next timestamp check.
		try:
			if tmpservertimestampfile != None:
				portage.movefile(tmpservertimestampfile, servertimestampfile)
		except SystemExit, e:
			raise # Needed else can't exit
		except Exception, e:
			print "!!! Failed to save current timestamp."
			print "!!!",e

		portage.portdb.flush_cache()

		ec = portage.eclass_cache.cache(portage.portdb.porttree_root)
		# kinda ugly.
		# XXX: nuke the filter when mr UNUSED_0? keys are dead
		cm = portage.settings.load_best_module("portdbapi.metadbmodule")(myportdir, "metadata/cache", 
			filter(lambda x: not x.startswith("UNUSED_0"), portage.auxdbkeys))

		# we don't make overlay trees cache here, plus we don't trust portage.settings.categories
		porttree_root = portage.portdb.porttree_root
		conf = portage.config(config_profile_path=portage.settings.profile_path[:], \
			config_incrementals=portage.settings.incrementals[:])

		conf["PORTDIR_OVERLAY"] = ''
		conf.categories = portage.grabfile(os.path.join(porttree_root, "profiles", "categories"))
		try:
			i = conf.categories.index("virtual")
			if i != -1:
				conf.categories.remove(i)
		except (ValueError, IndexError):
			pass

		pdb = portage.portdbapi(porttree_root, conf)

		cp_all_list = pdb.cp_all()
		import cache.util

		class percentage_noise_maker(cache.util.quiet_mirroring):
			def __init__(self, dbapi):
				self.dbapi = dbapi
				self.cp_all = dbapi.cp_all()
				l = len(self.cp_all)
				self.call_update_min = 100000000
				self.min_cp_all = l/100.0
				self.count = 1
				self.pstr = ''

			def __iter__(self):
				for x in self.cp_all:
					self.count += 1
					if self.count > self.min_cp_all:
						self.call_update_min = 0
						self.count = 0
					for y in self.dbapi.cp_list(x):
						yield y
				self.call_update_mine = 0

			def update(self, *arg):
				try:				self.pstr = int(self.pstr) + 1
				except ValueError:	self.pstr = 1
				sys.stdout.write("%s%i%%" % ("\b" * (len(str(self.pstr))+1), self.pstr))
				sys.stdout.flush()
				self.call_update_min = 10000000

			def finish(self, *arg):
				sys.stdout.write("\b\b\b\b100%\n")
				sys.stdout.flush()


		if "--quiet" in myopts:
			def quicky_cpv_generator(cp_all_list):
				for x in cp_all_list:
					for y in pdb.cp_list(x):
						yield y
			source = quicky_cpv_generator(pdb.cp_all())
			noise_maker = cache.util.quiet_mirroring()
		else:
			noise_maker = source = percentage_noise_maker(pdb)
		cache.util.mirror_cache(source, cm, pdb.auxdb[porttree_root], eclass_cache=ec, verbose_instance=noise_maker)

		sys.stdout.flush()

	portage.portageexit()
	reload(portage)
	mybestpv=portage.portdb.xmatch("bestmatch-visible","sys-apps/portage")
	mypvs=portage.best(portage.db[portage.root]["vartree"].dbapi.match("sys-apps/portage"))

	chk_updated_cfg_files()

	if myaction != "metadata":
		if os.access(portage.USER_CONFIG_PATH + "/bin/post_sync", os.X_OK):
			try:
				portage.spawn(portage.USER_CONFIG_PATH + "/bin/post_sync " + dosyncuri, portage.settings, free=1)
			except:
				print red(" * ")+bold("spawn failed of "+ portage.USER_CONFIG_PATH + "/bin/post_sync")

	if(mybestpv != mypvs) and not "--quiet" in myopts:
		print
		print red(" * ")+bold("An update to portage is available.")+" It is _highly_ recommended"
		print red(" * ")+"that you update portage now, before any other packages are updated."
		print red(" * ")+"Please do so and then update "+bold("ALL")+" of your configuration files."
		print
elif myaction=="regen":
	emergelog(" === regen")
	#regenerate cache entries
	print "Regenerating cache entries... "
	try:
		os.close(sys.stdin.fileno())
	except SystemExit, e:
		raise # Needed else can't exit
	except:
		pass
	sys.stdout.flush()
	mynodes=portage.portdb.cp_all()
	for x in mynodes:
		mymatches=portage.portdb.xmatch("match-all",x)
		if not "--quiet" in myopts:
			print "processing",x
		for y in mymatches:
			try:
				foo=portage.portdb.aux_get(y,["DEPEND"])
			except SystemExit, e:
				# sys.exit is an exception... And consequently, we can't catch it.
				raise
			except Exception, e:
				print "\n  error processing %(cpv)s, continuing... (%(e)s)" % {"cpv":y,"e":str(e)}
	print "done!"
# HELP action
elif "config"==myaction:
	if len(myfiles) != 1 or "system" in myfiles or "world" in myfiles:
		print red("!!! config can only take a single package atom at this time\n")
		sys.exit(1)

	print
	pkgs = portage.db[portage.root]["vartree"].dbapi.match(myfiles[0])
	if len(pkgs) == 0:
		print "No packages found.\n"
		sys.exit(0)
	elif len(pkgs) > 1:
		if "--ask" in myopts:
			options = []
			print "Please select a package to configure:"
			idx = 0
			for pkg in pkgs:
				idx += 1
				options.append(str(idx))
				print options[-1]+") "+pkg
			print "X) Cancel"
			options.append("X")
			idx = userquery("Selection?", options)
			if idx == "X":
				sys.exit(0)
			pkg = pkgs[int(idx)-1]
		else:
			print "The following packages available:"
			for pkg in pkgs:
				print "* "+pkg
			print "\nPlease use a specific atom or the --ask option."
			sys.exit(1)
	else:
		pkg = pkgs[0]

	print
	if "--ask" in myopts:
		if userquery("Ready to configure "+pkg+"?") == "No":
			sys.exit(0)
	else:
		print "Configuring pkg..."
	print
	ebuildpath = portage.db[portage.root]["vartree"].dbapi.findname(pkg)
	mysettings = portage.config(clone=portage.settings)
	portage.doebuild(ebuildpath,"config",portage.root,mysettings,debug=("--debug" in myopts),cleanup=True,tree="vartree")
	print

# INFO action
elif "info"==myaction:
	unameout=commands.getstatusoutput("uname -mrp")[1]
	print getportageversion()
	print "================================================================="
	print "System uname: "+unameout
	if os.path.exists("/etc/gentoo-release"):
		os.system("cat /etc/gentoo-release")
	else:
		print "Unknown Host Operating System"

	output=commands.getstatusoutput("distcc --version")
	if not output[0]:
		print str(string.split(output[1],"\n",1)[0]),
		if "distcc" in portage.features:
			print "[enabled]"
		else:
			print "[disabled]"

	output=commands.getstatusoutput("ccache -V")
	if not output[0]:
		print str(string.split(output[1],"\n",1)[0]),
		if "ccache" in portage.features:
			print "[enabled]"
		else:
			print "[disabled]"

	myvars  = ["sys-devel/autoconf", "sys-devel/automake", "virtual/os-headers",
	           "sys-devel/binutils", "sys-devel/libtool",  "dev-lang/python"]
	myvars += portage_util.grabfile(portage.settings["PORTDIR"]+"/profiles/info_pkgs")
	myvars  = portage_util.unique_array(myvars)
	myvars.sort()

	for x in myvars:
		if portage.isvalidatom(x):
			pkg_matches = portage.db["/"]["vartree"].dbapi.match(x)
			pkgs = []
			for y in pkg_matches:
				mycpv   = portage.catpkgsplit(y)
				if(mycpv[3] != "r0"):
					pkgs += [mycpv[2] + "-" + mycpv[3]]
				else:
					pkgs += [mycpv[2]]
			if not pkgs:
				pkgs = "[Not Present]"
			else:
				pkgs = ", ".join(sorted_versions(pkgs))
			print "%-20s %s" % (x+":", pkgs)
		else:
			print "%-20s %s" % (x+":", "[NOT VALID]")

	libtool_vers = string.join(portage.db["/"]["vartree"].dbapi.match("sys-devel/libtool"), ",")

	if "--verbose" in myopts:
		myvars=portage.settings.keys()
	else:
		myvars = ['GENTOO_MIRRORS', 'CONFIG_PROTECT', 'CONFIG_PROTECT_MASK',
		          'PORTDIR', 'DISTDIR', 'PKGDIR', 'PORTAGE_TMPDIR',
		          'PORTDIR_OVERLAY', 'USE', 'CHOST', 'CFLAGS', 'CXXFLAGS',
		          'ACCEPT_KEYWORDS', 'SYNC', 'FEATURES']

		myvars.extend(portage_util.grabfile(portage.settings["PORTDIR"]+"/profiles/info_vars"))

	myvars = portage_util.unique_array(myvars)
	unset_vars = []
	myvars.sort()
	for x in myvars:
		if portage.settings.has_key(x):
			print x+'="'+portage.settings[x]+'"'
		else:
			unset_vars.append(x)
	if unset_vars:
		print "Unset:  "+", ".join(unset_vars)
	print

	if "--debug" in myopts:
		for x in dir(portage):
			module = getattr(portage, x)
			if "cvs_id_string" in dir(module):
				print "%s: %s" % (str(x), str(module.cvs_id_string))

# SEARCH action
elif "search"==myaction:
	if not myfiles:
		print "emerge: no search terms provided."
	else:
		searchinstance = search()
		for mysearch in myfiles:
			try:
				searchinstance.execute(mysearch)
			except re.error, comment:
				print "\n!!! Regular expression error in \"%s\": %s" % ( mysearch, comment )
				sys.exit(1)
			searchinstance.output()
elif "inject"==myaction:
	if not myfiles:
		print "emerge: please specify at least one cat/pkg-ver to inject."
		sys.exit(1)
	if "--pretend" in myopts:
		print "emerge: the \"inject\" action does not support \"--pretend.\""
		sys.exit(1)
	for x in myfiles:
		if x[0] in [">","<","=","!"]:
			print "!!! '"+x+"' is an invalid specification."
			print "!!! Must be 'category/package-version' with no other symbols."
			print
			continue
		mycps=portage.catpkgsplit(x)
		if (not mycps) or (mycps[0]=="null"):
			print "!!!",x,"is not a specific cat/pkg-version, skipping..."
			continue
		if portage.db["/"]["vartree"].exists_specific(x):
			print "!!! Not injecting",x+"; Package already exists."
		else:
			if "--ask" in myopts:
				if userquery("Do you want to inject the package %s?" % x)=="No":
					print
					print "Quitting."
					print
					sys.exit(0)
			portage.db["/"]["vartree"].dbapi.cpv_inject(x)
			print ">>> Injected",x+"."
			emergelog(" === inject: "+x)
elif "unmerge"==myaction or "prune"==myaction or "clean"==myaction:
	if 1==unmerge(myaction, myfiles):
		post_emerge()

elif "depclean"==myaction:
	# Kill packages that aren't explicitly merged or are required as a
	# dependency of another package. World file is explicit.

	print
	print red("*** WARNING ***")+"  --depclean is known to be broken. It is highly recommended"
	print red("*** WARNING ***")+"  that "+green("`emerge --update --newuse --deep world`")+" be ran before"
	print red("*** WARNING ***")+"  commencing. However, using --depclean may still break link"
	print red("*** WARNING ***")+"  level consistency within your system. "+green("`revdep-rebuild`")
	print red("*** WARNING ***")+"  from app-portage/gentoolkit can help to detect breakage."
	print red("*** WARNING ***")
	print red("*** WARNING ***")+"  Also study the list of packages to be cleaned for any"
	print red("*** WARNING ***")+"  obvious mistakes. Packages can be manually added to the"
	print red("*** WARNING ***")+"  world list by running "+green("`emerge --noreplace <atom>`")+"."
	print red("*** WARNING ***")
	print red("*** WARNING ***")+"  "+bold("Make sure you have a backup.")

	syslist=getlist("system")
	worldlist=getlist("world")
	myvarlist=portage.vardbapi(portage.root).cp_all()

	if not syslist:
		print "\n!!! You have no system list.",
	if not worldlist:
		print "\n!!! You have no world file.",
	if not myvarlist:
		print "\n!!! You have no installed package database (%s)." % portage.VDB_PATH,

	if not (syslist and worldlist and myvarlist):
		print "\n!!! Proceeding will break your installation.\n"
		countdown(EMERGE_WARNING_DELAY, ">>> Depclean")

	emergelog(" >>> depclean")
	mydepgraph=depgraph(myaction,myopts)

	if not ("--quiet" in myopts):
		print "\nCalculating dependencies  ",
	if not mydepgraph.xcreate("world"):
		print "\n!!! Failed to create deptree."
		sys.exit(1)
	if not ("--quiet" in myopts):
		print "\b\b ... done!"

	if ("--usepkgonly" in myopts) and mydepgraph.missingbins:
		sys.stderr.write(red("The following binaries are not available for merging...\n"))
		for x in mydepgraph.missingbins:
			sys.stderr.write("   "+str(x)+"\n")
		sys.stderr.write("\nThese are required by '--usepkgonly' -- Terminating.\n\n")
		sys.exit(1)

	alldeps=mydepgraph.digraph.allnodes()

	if not alldeps:
		print "!!! You have no dependencies. Impossible. Bug."
		sys.exit(1)

	reallist=[]
	for x in alldeps:
		myparts=portage.catpkgsplit(string.split(x)[2])
		if not myparts:
			sys.stderr.write(
			  red("!!! There appears to be a problem with the following package:\n")+
				red("!!! "+str(string.split(x)[2])+"\n\n")+
				    "!!! Please ensure that blocking/conflicting packages are not merged."+
						"!!! 'emerge -p "+str(string.split(x)[2])+"\n\n")
			if ("--pretend" not in myopts) and ("--ask" not in myopts):
				countdown(EMERGE_WARNING_DELAY, "*** Continuing")
			continue

		catpack=myparts[0]+"/"+myparts[1]
		if catpack not in reallist:
			reallist.append(catpack)

	cleanlist=[]
	for x in myvarlist:
		if x not in reallist:
			if x not in cleanlist:
				cleanlist.append(x)

	for x in syslist+worldlist:
		myparts = portage.catpkgsplit(x)
		if myparts:
			if myparts[0][0] in ('<','>','='):
				myparts[0] = myparts[0][1:]
			if myparts[0][0] in ('<','>','='):
				myparts[0] = myparts[0][1:]
			catpack=myparts[0]+"/"+myparts[1]
		else:
			catpack=x
		if catpack in cleanlist:
			cleanlist.remove(catpack)

	#print "\n\n\nCleaning: "
	#for x in cleanlist:
	#	print x
	#print

	if len(cleanlist):
		unmerge("unmerge", cleanlist)

	print
	print "Packages installed:   "+str(len(myvarlist))
	print "Packages in world:    "+str(len(worldlist))
	print "Packages in system:   "+str(len(syslist))
	print "Unique package names: "+str(len(reallist))
	print "Required packages:    "+str(len(alldeps))
	if "--pretend" in myopts:
		print "Number to remove:     "+str(len(cleanlist))
	else:
		print "Number removed:       "+str(len(cleanlist))
		post_emerge()

# "update", "system", or just process files:
else:
	favorites=[]
	syslist=getlist("system")
	if ((("--pretend" in myopts) and not ("--fetchonly" in myopts or "--fetch-all-uri" in myopts)) or ("--ask" in myopts)) and not ("--quiet" in myopts):
		if "--tree" in myopts:
			print
			print darkgreen("These are the packages that I would merge, in reverse order:")
			print
		else:
			print
			print darkgreen("These are the packages that I would merge, in order:")
			print

	if ("--resume" in myopts) and portage.mtimedb.has_key("resume"):
		myresumeopts=portage.mtimedb["resume"]["myopts"][:]

		for opt in ("--skipfirst", "--ask", "--verbose"):
			while opt in myresumeopts:
				myresumeopts.remove(opt)

		for myopt in myopts:
			if myopt not in myresumeopts:
				myresumeopts.append(myopt)
		myopts=myresumeopts
		mydepgraph=depgraph("resume",myopts)
		if "--resume" not in myopts:
			myopts+=["--resume"]
	else:
		if ("--resume" in myopts):
			del myopts[myopts.index("--resume")]
			print darkgreen("emerge: It seems we have nothing to resume...")
			sys.exit(0)

		mydepgraph=depgraph(myaction,myopts)
		if myaction in ["system","world"]:
			if not ("--quiet" in myopts):
				print "Calculating",myaction,"dependencies  ",
				sys.stdout.flush()
			if not mydepgraph.xcreate(myaction):
				print "!!! Depgraph creation failed."
				sys.exit(1)
			if not ("--quiet" in myopts):
				print "\b\b ...done!"
		else:
			if not myfiles:
				print "emerge: please tell me what to do."
				help()
				sys.exit(1)
				#we don't have any files to process; skip this step and exit
			if not ("--quiet" in myopts):
				print "Calculating dependencies  ",
				sys.stdout.flush()
			retval,favorites=mydepgraph.select_files(myfiles)
			if not retval:
				sys.exit(1)
			if not ("--quiet" in myopts):
				print "\b\b ...done!"

			if ("--usepkgonly" in myopts) and mydepgraph.missingbins:
				sys.stderr.write(red("The following binaries are not available for merging...\n"))

		if mydepgraph.missingbins:
			for x in mydepgraph.missingbins:
				sys.stderr.write("   "+str(x)+"\n")
			sys.stderr.write("\nThese are required by '--usepkgonly' -- Terminating.\n\n")
			sys.exit(1)

	if "--ask" in myopts:
		if "--resume" in myopts:
			mydepgraph.display(portage.mtimedb["resume"]["mergelist"])
			prompt="Do you want me to resume merging these packages?"
		else:
			mydepgraph.display(mydepgraph.altlist())
			mergecount=0
			for x in mydepgraph.altlist():
				if x[3]!="nomerge":
					mergecount+=1
				#check for blocking dependencies
				if x[0]=="blocks" and "--fetchonly" not in myopts and "--fetch-all-uri" not in myopts:
					print "\n!!! Error: The above package list contains packages which cannot be installed"
					print   "!!!        on the same system."
					print
					sys.exit(1)
			if mergecount==0:
				if portage.settings["AUTOCLEAN"] and "yes"==portage.settings["AUTOCLEAN"]:
					prompt="Nothing to merge; do you want me to auto-clean packages?"
				else:
					print
					print "Nothing to merge; quitting."
					print
					sys.exit(0)
			elif "--fetchonly" in myopts or "--fetch-all-uri" in myopts:
				prompt="Do you want me to fetch the source files for these packages?"
			else:
				prompt="Do you want me to merge these packages?"
		print
		if userquery(prompt)=="No":
			print
			print "Quitting."
			print
			sys.exit(0)
		# Don't ask again (e.g. when auto-cleaning packages after merge)
		myopts.remove("--ask")

	if ("--pretend" in myopts) and not ("--fetchonly" in myopts or "--fetch-all-uri" in myopts):
		if ("--resume" in myopts):
			mydepgraph.display(portage.mtimedb["resume"]["mergelist"])
		else:
			mydepgraph.display(mydepgraph.altlist())
	else:
		if ("--buildpkgonly" in myopts):
			if not mydepgraph.digraph.hasallzeros():
				print "\n!!! --buildpkgonly requires all dependencies to be merged."
				print "!!! Cannot merge requested packages. Merge deps and try again.\n"
				sys.exit(1)

		if ("--resume" in myopts):
			favorites=portage.mtimedb["resume"]["favorites"]
			mydepgraph.merge(portage.mtimedb["resume"]["mergelist"])
		else:
			portage.mtimedb["resume"]={}
			portage.mtimedb["resume"]["myopts"]=myopts
			portage.mtimedb["resume"]["favorites"]=favorites
			if ("--digest" in myopts) and not ("--fetchonly" in myopts or "--fetch-all-uri" in myopts):
				for pkgline in mydepgraph.altlist():
					if pkgline[0]=="ebuild" and pkgline[3]=="merge":
						y=portage.portdb.findname(pkgline[2])
						tmpsettings = portage.config(clone=portage.settings)
						retval=portage.doebuild(y,"digest",portage.root,tmpsettings,edebug,("--pretend" in myopts),tree="porttree")
			if "--fetchonly" in myopts or "--fetch-all-uri" in myopts:
				pkglist = []
				for pkg in mydepgraph.altlist():
					if pkg[0] != "blocks":
						pkglist.append(pkg)
			else:
				pkglist = mydepgraph.altlist()
			mydepgraph.merge(pkglist)

		if portage.mtimedb.has_key("resume"):
			del portage.mtimedb["resume"]
		if portage.settings["AUTOCLEAN"] and "yes"==portage.settings["AUTOCLEAN"]:
			print ">>> Auto-cleaning packages ..."
			unmerge("clean", ["world"])
	post_emerge()