aboutsummaryrefslogtreecommitdiff
blob: 072c655c0e170581a287b5f91c6e06ec9bbf273e (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
/*
 * Copyright 2005-2006 Gentoo Foundation
 * Distributed under the terms of the GNU General Public License v2
 * $Header: /var/cvsroot/gentoo-projects/portage-utils/qfile.c,v 1.23 2006/01/05 03:35:43 vapier Exp $
 *
 * Copyright 2005-2006 Ned Ludd        - <solar@gentoo.org>
 * Copyright 2005-2006 Mike Frysinger  - <vapier@gentoo.org>
 */

#define QFILE_FLAGS "e" COMMON_FLAGS
static struct option const qfile_long_opts[] = {
	{"exact",       no_argument, NULL, 'e'},
	COMMON_LONG_OPTS
};
static const char *qfile_opts_help[] = {
	"Exact match",
	COMMON_OPTS_HELP
};
static char qfile_rcsid[] = "$Id: qfile.c,v 1.23 2006/01/05 03:35:43 vapier Exp $";
#define qfile_usage(ret) usage(ret, QFILE_FLAGS, qfile_long_opts, qfile_opts_help, lookup_applet_idx("qfile"))

void qfile(char *path, char *fullname);
void qfile(char *path, char *fullname)
{
	FILE *fp;
	DIR *dir;
	struct dirent *dentry;
	char *p;
	size_t flen;
	int base = 0;
	char fname[_Q_PATH_MAX];
	char buf[1024];
	char pkg[126];
	depend_atom *atom;

	strncpy(fname, fullname, sizeof(fname));

	if ((fname[0] == '.') && ((p = getenv("PWD")) != NULL)) {
		char tmp[PATH_MAX];
		snprintf(tmp, sizeof(fname), "%s/%s", p, fullname);
		errno = 0;
		realpath(tmp, fname);
		assert(errno == 0);
	}

	flen = strlen(fname);

	if (chdir(path) != 0 || (dir = opendir(".")) == NULL)
		return;

	if (!strchr(fname, '/'))
		base = 1;
	else
		base = 0;

	while ((dentry = readdir(dir))) {
		if (dentry->d_name[0] == '.')
			continue;
		xasprintf(&p, "%s/%s/CONTENTS", path, dentry->d_name);
		if ((fp = fopen(p, "r")) == NULL) {
			free(p);
			continue;
		}
		free(p);

		snprintf(pkg, sizeof(pkg), "%s/%s", basename(path), dentry->d_name);
		while ((fgets(buf, sizeof(buf), fp)) != NULL) {
			contents_entry *e;

			e = contents_parse_line(buf);
			if (!e)
				continue;

			p = xstrdup(e->name);
			if (strncmp(base ? basename(p) : p, fname, flen) != 0
			    || strlen(base ? basename(p) : p) != flen) {
				free(p);
				continue;
			}
			if ((atom = atom_explode(pkg)) == NULL) {
				warn("invalid atom %s", pkg);
				free(p);
				continue;
			}
			printf("%s%s/%s%s%s", BOLD, atom->CATEGORY, BLUE,
				(exact ? dentry->d_name : atom->PN), NORM);

			if (quiet)
				puts("");
			else
				printf(" (%s)\n", p);

			atom_implode(atom);
			free(p);
			found++;
		}
		fclose(fp);
	}
	closedir(dir);
	return;
}

int qfile_main(int argc, char **argv)
{
	DIR *dir;
	struct dirent *dentry;
	int i;
	char *p;

	DBG("argc=%d argv[0]=%s argv[1]=%s",
	    argc, argv[0], argc > 1 ? argv[1] : "NULL?");

	while ((i = GETOPT_LONG(QFILE, qfile, "")) != -1) {
		switch (i) {
			COMMON_GETOPTS_CASES(qfile)
			case 'e': exact = 1; break;
		}
	}
	if (!exact && verbose) exact++;
	if (argc == optind)
		qfile_usage(EXIT_FAILURE);

	if (chdir(portroot))
		errp("could not chdir(%s) for ROOT", portroot);

	if (chdir(portvdb) != 0 || (dir = opendir(".")) == NULL)
		return EXIT_FAILURE;

	/* CONTENTS stores dir names w/out trailing / so clean up input */
	for (i = optind; i < argc; ++i) {
		p = argv[i] + strlen(argv[i]) - 1;
		if (*p == '/')
			*p = '\0';
	}

	/* open /var/db/pkg */
	while ((dentry = q_vdb_get_next_dir(dir))) {
		xasprintf(&p, "%s%s/%s", portroot, portvdb, dentry->d_name);
		for (i = optind; i < argc; ++i)
			qfile(p, argv[i]);
		free(p);
	}

	return (found ? EXIT_SUCCESS : EXIT_FAILURE);
}