[PATCH 5/5] git-repack --max-pack-size: add option parsing to enable feature

[Dana How <danahow@gmail.com>]

Add --max-pack-size parsing and usage messages.
Upgrade git-repack.sh to handle multiple packfile names.

Signed-off-by: Dana L. How <danahow@gmail.com>
---
 builtin-pack-objects.c |    9 ++++++++-
 git-repack.sh          |   12 +++++++-----
 2 files changed, 15 insertions(+), 6 deletions(-)

diff --git a/builtin-pack-objects.c b/builtin-pack-objects.c
index a7b19c2..69fec34 100644
--- a/builtin-pack-objects.c
+++ b/builtin-pack-objects.c
@@ -15,7 +15,7 @@
 #include "progress.h"
 
 static const char pack_usage[] = "\
-git-pack-objects [{ -q | --progress | --all-progress }] \n\
+git-pack-objects [{ -q | --progress | --all-progress }] [--max-pack-size=N] \n\
 	[--local] [--incremental] [--window=N] [--depth=N] \n\
 	[--no-reuse-delta] [--delta-base-offset] [--non-empty] \n\
 	[--revs [--unpacked | --all]*] [--reflog] [--stdout | base-name] \n\
@@ -1752,6 +1752,13 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix)
 			incremental = 1;
 			continue;
 		}
+		if (!prefixcmp(arg, "--max-pack-size=")) {
+			char *end;
+			pack_size_limit = strtoul(arg+16, &end, 0) * 1024 * 1024;
+			if (!arg[16] || *end)
+				usage(pack_usage);
+			continue;
+		}
 		if (!prefixcmp(arg, "--window=")) {
 			char *end;
 			window = strtoul(arg+9, &end, 0);
diff --git a/git-repack.sh b/git-repack.sh
index ddfa8b4..ebce1b3 100755
--- a/git-repack.sh
+++ b/git-repack.sh
@@ -3,7 +3,7 @@
 # Copyright (c) 2005 Linus Torvalds
 #
 
-USAGE='[-a] [-d] [-f] [-l] [-n] [-q] [--window=N] [--depth=N]'
+USAGE='[-a] [-d] [-f] [-l] [-n] [-q] [--max-pack-size=N] [--window=N] [--depth=N]'
 SUBDIRECTORY_OK='Yes'
 . git-sh-setup
 
@@ -18,6 +18,7 @@ do
 	-q)	quiet=-q ;;
 	-f)	no_reuse_delta=--no-reuse-delta ;;
 	-l)	local=--local ;;
+	--max-pack-size=*) extra="$extra $1" ;;
 	--window=*) extra="$extra $1" ;;
 	--depth=*) extra="$extra $1" ;;
 	*)	usage ;;
@@ -62,11 +63,12 @@ case ",$all_into_one," in
 esac
 
 args="$args $local $quiet $no_reuse_delta$extra"
-name=$(git-pack-objects --non-empty --all --reflog $args </dev/null "$PACKTMP") ||
+names=$(git-pack-objects --non-empty --all --reflog $args </dev/null "$PACKTMP") ||
 	exit 1
-if [ -z "$name" ]; then
+if [ -z "$names" ]; then
 	echo Nothing new to pack.
-else
+fi
+for name in $names ; do
 	chmod a-w "$PACKTMP-$name.pack"
 	chmod a-w "$PACKTMP-$name.idx"
 	if test "$quiet" != '-q'; then
@@ -92,7 +94,7 @@ else
 		exit 1
 	}
 	rm -f "$PACKDIR/old-pack-$name.pack" "$PACKDIR/old-pack-$name.idx"
-fi
+done
 
 if test "$remove_redundant" = t
 then
-- 
1.5.2.rc0.789.gd951