repoman: add --if-modified option to check less

This is useful if you want to do a repo-level or category-level commit
but you only want to run checks for the packages that have uncommitted
modifications.

2 files changed, 18 insertions, 0 deletions

diff --git a/bin/repoman b/bin/repoman
index f1fbc2444..e806b3125 100755
--- a/bin/repoman
+++ b/bin/repoman
@@ -209,6 +209,10 @@ def ParseArgs(argv, qahelp):
 	parser.add_option('-x', '--xmlparse', dest='xml_parse', action='store_true',
 		default=False, help='forces the metadata.xml parse check to be carried out')
 
+	parser.add_option(
+		'--if-modified', type='choice', choices=('y', 'n'), default='n',
+		help='only check packages that have uncommitted modifications')
+
 	parser.add_option('-i', '--ignore-arches', dest='ignore_arches', action='store_true',
 		default=False, help='ignore arch-specific failures (where arch != host)')
 
@@ -1068,6 +1072,17 @@ for x in scanlist:
 	if repolevel < 2:
 		checkdir_relative = os.path.join(catdir, checkdir_relative)
 	checkdir_relative = os.path.join(".", checkdir_relative)
+
+	if vcs and options.if_modified == "y":
+		checkdir_modified = False
+		checkdir_pattern = checkdir_relative.rstrip(os.sep) + os.sep
+		for f in chain(mychanged, mynew):
+			if f.startswith(checkdir_pattern):
+				checkdir_modified = True
+				break
+		if not checkdir_modified:
+			continue
+
 	generated_manifest = False
 
 	if options.mode == "manifest" or \
diff --git a/man/repoman.1 b/man/repoman.1
index 9aa71805d..8d06ae425 100644
--- a/man/repoman.1
+++ b/man/repoman.1
@@ -41,6 +41,9 @@ Forces the metadata.xml parse check to be carried out
 \fB-v\fR, \fB--verbose\fR
 Displays every package name while checking
 .TP
+\fB\-\-if\-modified=<y|n>\fR
+Only check packages that have uncommitted modifications
+.TP
 \fB\-i\fR, \fB\-\-ignore\-arches\fR
 Ignore arch-specific failures (where arch != host)
 .TP