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authorJunio C Hamano <junkio@cox.net>2006-12-14 23:58:56 (GMT)
committerJunio C Hamano <junkio@cox.net>2006-12-17 18:35:53 (GMT)
commit7e3fe904ef9b1ce9cb9a3ddc03d85508bcc48df2 (patch)
treeec0079eb94b48b939a80c5ae9ff09016303f5e62
parentee6002aa429272871733b8fbc99a9e6df3e150f5 (diff)
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Teach show-branch how to show ref-log data.
Signed-off-by: Junio C Hamano <junkio@cox.net>
-rw-r--r--builtin-show-branch.c35
1 files changed, 30 insertions, 5 deletions
diff --git a/builtin-show-branch.c b/builtin-show-branch.c
index fb1a400..a38ac34 100644
--- a/builtin-show-branch.c
+++ b/builtin-show-branch.c
@@ -6,7 +6,7 @@
#include "builtin.h"
static const char show_branch_usage[] =
-"git-show-branch [--sparse] [--current] [--all] [--heads] [--tags] [--topo-order] [--more=count | --list | --independent | --merge-base ] [--topics] [<refs>...]";
+"git-show-branch [--sparse] [--current] [--all] [--heads] [--tags] [--topo-order] [--more=count | --list | --independent | --merge-base ] [--topics] [<refs>...] | --reflog[=n] <branch>";
static int default_num;
static int default_alloc;
@@ -17,6 +17,8 @@ static const char **default_arg;
#define REV_SHIFT 2
#define MAX_REVS (FLAG_BITS - REV_SHIFT) /* should not exceed bits_per_int - REV_SHIFT */
+#define DEFAULT_REFLOG 4
+
static struct commit *interesting(struct commit_list *list)
{
while (list) {
@@ -570,6 +572,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
int head_at = -1;
int topics = 0;
int dense = 1;
+ int reflog = 0;
git_config(git_show_branch_config);
@@ -615,6 +618,15 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
dense = 0;
else if (!strcmp(arg, "--date-order"))
lifo = 0;
+ else if (!strcmp(arg, "--reflog")) {
+ reflog = DEFAULT_REFLOG;
+ }
+ else if (!strncmp(arg, "--reflog=", 9)) {
+ char *end;
+ reflog = strtoul(arg + 9, &end, 10);
+ if (*end != '\0')
+ die("unrecognized reflog count '%s'", arg + 9);
+ }
else
usage(show_branch_usage);
ac--; av++;
@@ -622,7 +634,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
ac--; av++;
/* Only one of these is allowed */
- if (1 < independent + merge_base + (extra != 0))
+ if (1 < independent + merge_base + (extra != 0) + (!!reflog))
usage(show_branch_usage);
/* If nothing is specified, show all branches by default */
@@ -631,9 +643,22 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
if (all_heads + all_tags)
snarf_refs(all_heads, all_tags);
- while (0 < ac) {
- append_one_rev(*av);
- ac--; av++;
+ if (reflog) {
+ int reflen;
+ if (!ac)
+ die("--reflog option needs one branch name");
+ reflen = strlen(*av);
+ for (i = 0; i < reflog; i++) {
+ char *name = xmalloc(reflen + 20);
+ sprintf(name, "%s@{%d}", *av, i);
+ append_one_rev(name);
+ }
+ }
+ else {
+ while (0 < ac) {
+ append_one_rev(*av);
+ ac--; av++;
+ }
}
head_p = resolve_ref("HEAD", head_sha1, 1, NULL);