git-branch -d: do not stop at the first failure.

If there are more than one branches to be deleted, failure on
one will no longer stop git-branch to process the next ones.
The command still reports failures by exitting non-zero status.

Signed-off-by: Quy Tonthat <qtonthat@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/builtin-branch.c b/builtin-branch.c
index 7fb93e77967041491ab1ed921ec3e25c12bcbe1d..011ef3a26550e299aa218d0268156029c7d1107b 100644 (file)
--- a/builtin-branch.c
+++ b/builtin-branch.c
@@ -93,13 +93,14 @@ static int in_merge_bases(const unsigned char *sha1,
        return ret;
 }
 
-static void delete_branches(int argc, const char **argv, int force, int kinds)
+static int delete_branches(int argc, const char **argv, int force, int kinds)
 {
        struct commit *rev, *head_rev = head_rev;
        unsigned char sha1[20];
-       char *name;
+       char *name = NULL;
        const char *fmt, *remote;
        int i;
+       int ret = 0;
 
        switch (kinds) {
        case REF_REMOTE_BRANCH:
@@ -121,16 +122,30 @@ static void delete_branches(int argc, const char **argv, int force, int kinds)
                        die("Couldn't look up commit object for HEAD");
        }
        for (i = 0; i < argc; i++) {
-               if (kinds == REF_LOCAL_BRANCH && !strcmp(head, argv[i]))
-                       die("Cannot delete the branch you are currently on.");
+               if (kinds == REF_LOCAL_BRANCH && !strcmp(head, argv[i])) {
+                       error("Cannot delete the branch '%s' "
+                               "which you are currently on.", argv[i]);
+                       ret = 1;
+                       continue;
+               }
+
+               if (name)
+                       free(name);
 
                name = xstrdup(mkpath(fmt, argv[i]));
-               if (!resolve_ref(name, sha1, 1, NULL))
-                       die("%sbranch '%s' not found.", remote, argv[i]);
+               if (!resolve_ref(name, sha1, 1, NULL)) {
+                       error("%sbranch '%s' not found.",
+                                       remote, argv[i]);
+                       ret = 1;
+                       continue;
+               }
 
                rev = lookup_commit_reference(sha1);
-               if (!rev)
-                       die("Couldn't look up commit object for '%s'", name);
+               if (!rev) {
+                       error("Couldn't look up commit object for '%s'", name);
+                       ret = 1;
+                       continue;
+               }
 
                /* This checks whether the merge bases of branch and
                 * HEAD contains branch -- which means that the HEAD
@@ -139,21 +154,27 @@ static void delete_branches(int argc, const char **argv, int force, int kinds)
 
                if (!force &&
                    !in_merge_bases(sha1, rev, head_rev)) {
-                       fprintf(stderr,
-                               "The branch '%s' is not a strict subset of your current HEAD.\n"
-                               "If you are sure you want to delete it, run 'git branch -D %s'.\n",
-                               argv[i], argv[i]);
-                       exit(1);
+                       error("The branch '%s' is not a strict subset of "
+                               "your current HEAD.\n"
+                               "If you are sure you want to delete it, "
+                               "run 'git branch -D %s'.", argv[i], argv[i]);
+                       ret = 1;
+                       continue;
                }
 
-               if (delete_ref(name, sha1))
-                       printf("Error deleting %sbranch '%s'\n", remote,
+               if (delete_ref(name, sha1)) {
+                       error("Error deleting %sbranch '%s'", remote,
                               argv[i]);
-               else
+                       ret = 1;
+               } else
                        printf("Deleted %sbranch %s.\n", remote, argv[i]);
 
-               free(name);
        }
+
+       if (name)
+               free(name);
+
+       return(ret);
 }
 
 struct ref_item {
@@ -450,7 +471,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
        head += 11;
 
        if (delete)
-               delete_branches(argc - i, argv + i, force_delete, kinds);
+               return delete_branches(argc - i, argv + i, force_delete, kinds);
        else if (i == argc)
                print_ref_list(kinds, verbose, abbrev);
        else if (rename && (i == argc - 1))