[PATCH] Call prune-packed from "git prune" as well.

[Junio C Hamano]

Add -n (dryrun) flag to git-prune-packed, and call it from "git prune".

Signed-off-by: Junio C Hamano <[EMAIL PROTECTED]>

---

 git-prune-script |    6 ++++--
 prune-packed.c   |   16 ++++++++++++----
 2 files changed, 16 insertions(+), 6 deletions(-)

51890a64eb152fb914d0dd3676f549ab8d8cc49a
diff --git a/git-prune-script b/git-prune-script
--- a/git-prune-script
+++ b/git-prune-script
@@ -3,10 +3,11 @@
 . git-sh-setup-script || die "Not a git archive"
 
 dryrun=
+echo=
 while case "$#" in 0) break ;; esac
 do
     case "$1" in
-    -n) dryrun=echo ;;
+    -n) dryrun=-n echo=echo ;;
     --) break ;;
     -*) echo >&2 "usage: git-prune-script [ -n ] [ heads... ]"; exit 1 ;;
     *)  break ;;
@@ -20,6 +21,7 @@ sed -ne '/unreachable /{
     s|\(..\)|\1/|p
 }' | {
        cd "$GIT_OBJECT_DIRECTORY" || exit
-       xargs $dryrun rm -f
+       xargs $echo rm -f
 }
 
+git-prune-packed $dryrun
diff --git a/prune-packed.c b/prune-packed.c
--- a/prune-packed.c
+++ b/prune-packed.c
@@ -1,6 +1,9 @@
 #include "cache.h"
 
-static const char prune_packed_usage[] = "git-prune-packed (no arguments)";
+static const char prune_packed_usage[] =
+"git-prune-packed [-n]";
+
+static int dryrun;
 
 static void prune_dir(int i, DIR *dir, char *pathname, int len)
 {
@@ -18,7 +21,9 @@ static void prune_dir(int i, DIR *dir, c
                if (!has_sha1_pack(sha1))
                        continue;
                memcpy(pathname + len, de->d_name, 38);
-               if (unlink(pathname) < 0)
+               if (dryrun)
+                       printf("rm -f %s\n", pathname);
+               else if (unlink(pathname) < 0)
                        error("unable to unlink %s", pathname);
        }
 }
@@ -55,8 +60,11 @@ int main(int argc, char **argv)
                const char *arg = argv[i];
 
                if (*arg == '-') {
-                       /* Handle flags here .. */
-                       usage(prune_packed_usage);
+                       if (!strcmp(arg, "-n"))
+                               dryrun = 1;
+                       else
+                               usage(prune_packed_usage);
+                       continue;
                }
                /* Handle arguments here .. */
                usage(prune_packed_usage);

-
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