Rename git-pack-intersect to git-pack-redundant

This patch renames git-pack-intersect to git-pack-redundant
as suggested by Petr Baudis. The new name reflects what the
program does, rather than how it does it.

Also fix a small argument parsing bug.

Signed-off-by: Lukas Sandström <lukass@etek.chalmers.se>
Signed-off-by: Junio C Hamano <junkio@cox.net>

.gitignore

@@ -60,7 +60,7 @@ git-mktag
 git-name-rev
 git-mv
 git-octopus
-git-pack-intersect
+git-pack-redundant
 git-pack-objects
 git-parse-remote
 git-patch-id

Documentation/git-pack-redundant.txt

@@ -1,14 +1,14 @@
-git-pack-intersect(1)
+git-pack-redundant(1)
 =====================
 
 NAME
 ----
-git-pack-intersect - Program used to find redundant pack files.
+git-pack-redundant - Program used to find redundant pack files.
 
 
 SYNOPSIS
 --------
-'git-pack-intersect [ -v ] < -a | .pack filename ... >'
+'git-pack-redundant [ -v ] < -a | .pack filename ... >'
 
 DESCRIPTION
 -----------

Makefile

@@ -122,7 +122,7 @@ PROGRAMS = \
 	git-unpack-objects$X git-update-index$X git-update-server-info$X \
 	git-upload-pack$X git-verify-pack$X git-write-tree$X \
 	git-update-ref$X git-symbolic-ref$X git-check-ref-format$X \
-	git-name-rev$X git-pack-intersect$X $(SIMPLE_PROGRAMS)
+	git-name-rev$X git-pack-redundant$X $(SIMPLE_PROGRAMS)
 
 # Backward compatibility -- to be removed after 1.0
 PROGRAMS += git-ssh-pull$X git-ssh-push$X

git-repack.sh

@@ -45,7 +45,7 @@ if [ -z "$name" ]; then
 	if test "$remove_redandant" = t ; then
 		echo "Removing redundant packs."
 		sync
-		redundant=$(git-pack-intersect -a)
+		redundant=$(git-pack-redundant -a)
 		if test "$redundant" != "" ; then
 			echo $redundant | xargs rm
 		fi
@@ -63,7 +63,7 @@ exit
 if test "$remove_redandant" = t
 then
 	sync
-	redundant=$(git-pack-intersect -a)
+	redundant=$(git-pack-redundant -a)
 	if test "$redundant" != "" ; then
 		echo $redundant | xargs rm
 	fi

pack-redundant.c

@@ -8,8 +8,8 @@
 
 #include "cache.h"
 
-static const char pack_intersect_usage[] =
-"git-pack-intersect [ -v ]  < -a | <.pack filename> ...>";
+static const char pack_redundant_usage[] =
+"git-pack-redundant [ -v ]  < -a | <.pack filename> ...>";
 
 int all = 0, verbose = 0;
 
@@ -522,8 +522,10 @@ int main(int argc, char **argv)
 
 	for (i = 1; i < argc; i++) {
 		const char *arg = argv[i];
-		if(!strcmp(arg, "--"))
+		if(!strcmp(arg, "--")) {
+			i++;
 			break;
+		}
 		if(!strcmp(arg, "-a")) {
 			all = 1;
 			continue;
@@ -533,7 +535,7 @@ int main(int argc, char **argv)
 			continue;
 		}
 		if(*arg == '-')
-			usage(pack_intersect_usage);
+			usage(pack_redundant_usage);
 		else
 			break;
 	}