avoid rdep in the top level make process (subdir.mk) - it leaks too much memory and increases the startup time for regular make commands. timestamp.pl is more lightweight here

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8533 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 6 insertions, 1 deletions

diff --git a/scripts/timestamp.pl b/scripts/timestamp.pl
index a4c5cae015..89ec4e70c3 100755
--- a/scripts/timestamp.pl
+++ b/scripts/timestamp.pl
@@ -39,6 +39,9 @@ while (@ARGV > 0) {
 		$options{"findopts"} .= " -and -not -path \\*".$str."\\*"
 	} elsif ($path =~ /^-f/) {
 		$options{"findopts"} .= " -follow";
+	} elsif ($path =~ /^-n/) {
+		my $arg = $ARGV[0];
+		$options{$path} = $arg;
 	} elsif ($path =~ /^-/) {
 		$options{$path} = 1;
 	} else {
@@ -54,7 +57,9 @@ while (@ARGV > 0) {
 	}
 }
 
-if ($options{"-p"}) {
+if ($options{"-n"}) {
+	exit ($n eq $options{"-n"} ? 0 : 1);
+} elsif ($options{"-p"}) {
 	print "$n\n";
 } elsif ($options{"-t"}) {
 	print "$ts\n";