Add a --package-moves[=n] option that can be used to control the

"Performing Global Updates" routine. This option is enabled by
default.

3 files changed, 25 insertions, 7 deletions

diff --git a/pym/_emerge/actions.py b/pym/_emerge/actions.py
index e014b16d..16c329bb 100644
--- a/pym/_emerge/actions.py
+++ b/pym/_emerge/actions.py
@@ -2289,7 +2289,8 @@ def action_sync(settings, trees, mtimedb, myopts, myaction):
 		# the only one that's been synced here.
 		action_metadata(settings, portdb, myopts, porttrees=[myportdir])
 
-	if _global_updates(trees, mtimedb["updates"]):
+	if myopts.get('--package-moves') != 'n' and \
+		_global_updates(trees, mtimedb["updates"]):
 		mtimedb.commit()
 		# Reload the whole config from scratch.
 		settings, trees, mtimedb = load_emerge_config(trees=trees)
diff --git a/pym/_emerge/help.py b/pym/_emerge/help.py
index fe616ca9..9834c5c5 100644
--- a/pym/_emerge/help.py
+++ b/pym/_emerge/help.py
@@ -515,6 +515,12 @@ def help(myopts, havecolor=1):
 		print("              Only merge (or pretend to merge) the dependencies of the")
 		print("              specified packages, not the packages themselves.")
 		print()
+		print("       " + green("--package-moves") + "[=%s]" % turquoise("n"))
+		desc = "Perform package moves when necessary. This option " + \
+			"is enabled by default."
+		for line in wrap(desc, desc_width):
+			print(desc_indent + line)
+		print()
 		print("       "+green("--pretend")+" ("+green("-p")+" short option)")
 		print("              Instead of actually performing the merge, simply display what")
 		print("              ebuilds and tbz2s *would* have been installed if --pretend")
diff --git a/pym/_emerge/main.py b/pym/_emerge/main.py
index e4449e80..5f0a7663 100644
--- a/pym/_emerge/main.py
+++ b/pym/_emerge/main.py
@@ -398,6 +398,7 @@ def insert_optional_args(args):
 		'--getbinpkgonly'        : ('n',),
 		'--jobs'       : valid_integers,
 		'--keep-going'           : ('n',),
+		'--package-moves'        : ('n',),
 		'--rebuilt-binaries'     : ('n',),
 		'--root-deps'  : ('rdeps',),
 		'--select'               : ('n',),
@@ -638,6 +639,12 @@ def parse_opts(tmpcmdline, silent=False):
 			"choices"  : ("True", "n")
 		},
 
+		"--package-moves": {
+			"help"     : "perform package moves when necessary",
+			"type"     : "choice",
+			"choices"  : ("True", "n")
+		},
+
 		"--rebuilt-binaries": {
 			"help"     : "replace installed packages with binary " + \
 			             "packages that have been rebuilt",
@@ -791,6 +798,9 @@ def parse_opts(tmpcmdline, silent=False):
 	else:
 		myoptions.keep_going = None
 
+	if myoptions.package_moves in ("True",):
+		myoptions.package_moves = True
+
 	if myoptions.rebuilt_binaries in ("True",):
 		myoptions.rebuilt_binaries = True
 
@@ -1247,7 +1257,14 @@ def emerge_main():
 	if rval != os.EX_OK:
 		return rval
 
+	tmpcmdline = []
+	if "--ignore-default-opts" not in myopts:
+		tmpcmdline.extend(settings["EMERGE_DEFAULT_OPTS"].split())
+	tmpcmdline.extend(sys.argv[1:])
+	myaction, myopts, myfiles = parse_opts(tmpcmdline)
+
 	if myaction not in ('help', 'info', 'version') and \
+		myopts.get('--package-moves') != 'n' and \
 		_global_updates(trees, mtimedb["updates"]):
 		mtimedb.commit()
 		# Reload the whole config from scratch.
@@ -1258,12 +1275,6 @@ def emerge_main():
 	if xterm_titles:
 		xtermTitle("emerge")
 
-	tmpcmdline = []
-	if "--ignore-default-opts" not in myopts:
-		tmpcmdline.extend(settings["EMERGE_DEFAULT_OPTS"].split())
-	tmpcmdline.extend(sys.argv[1:])
-	myaction, myopts, myfiles = parse_opts(tmpcmdline)
-
 	if "--digest" in myopts:
 		os.environ["FEATURES"] = os.environ.get("FEATURES","") + " digest"
 		# Reload the whole config from scratch so that the portdbapi internal