branch -d: refuse deleting a branch which is currently checked out

diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 02d747dcb1a318af98ec06a7ab2f4e489e7c2625..7a4f2c0b0ccedf958b78b2bdda217bfb269c6b23 100644 (file)
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -281,11 +281,8 @@ static int try_difference(const char *arg)
                        b = lookup_commit_reference(end);
                        exclude = get_merge_bases(a, b);
                        while (exclude) {
-                               struct commit_list *n = exclude->next;
-                               show_rev(REVERSED,
-                                        exclude->item->object.sha1,NULL);
-                               free(exclude);
-                               exclude = n;
+                               struct commit *commit = pop_commit(&exclude);
+                               show_rev(REVERSED, commit->object.oid.hash, NULL);
                        }
                }
                *dotdot = '.';
@@ -322,7 +319,7 @@ static int try_parent_shorthands(const char *arg)
        commit = lookup_commit_reference(sha1);
        for (parents = commit->parents; parents; parents = parents->next)
                show_rev(parents_only ? NORMAL : REVERSED,
-                               parents->item->object.sha1, arg);
+                               parents->item->object.oid.hash, arg);
 
        *dotdot = '^';
        return 1;
@@ -766,7 +763,8 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
                                continue;
                        }
                        if (!strcmp(arg, "--git-common-dir")) {
-                               puts(get_git_common_dir());
+                               const char *pfx = prefix ? prefix : "";
+                               puts(prefix_filename(pfx, strlen(pfx), get_git_common_dir()));
                                continue;
                        }
                        if (!strcmp(arg, "--resolve-git-dir")) {