author | Junio C Hamano <junkio@cox.net> | |
Sun, 8 Jan 2006 22:22:19 +0000 (14:22 -0800) | ||
committer | Junio C Hamano <junkio@cox.net> | |
Sun, 8 Jan 2006 22:22:19 +0000 (14:22 -0800) |
1 | 2 | |||
---|---|---|---|---|
Makefile | patch | | diff1 | | diff2 | | blob | history |
cache.h | patch | | diff1 | | diff2 | | blob | history |
commit.c | patch | | diff1 | | diff2 | | blob | history |
describe.c | patch | | diff1 | | | | blob | history |
ls-files.c | patch | | diff1 | | diff2 | | blob | history |
receive-pack.c | patch | | diff1 | | diff2 | | blob | history |
diff --cc Makefile
Simple merge
diff --cc cache.h
Simple merge
diff --cc commit.c
Simple merge
diff --cc describe.c
index 00fa02adccda98998fcaa8feb733a71dedfee55f,0000000000000000000000000000000000000000..a0180f548ec950fe10ae4f759c13842cbcf03285
mode 100644,000000..100644
mode 100644,000000..100644
--- 1/describe.c
--- /dev/null
+++ b/describe.c
- char path[];
+#include "cache.h"
+#include "commit.h"
+#include "tag.h"
+#include "refs.h"
+
+#define SEEN (1u << 0)
+
+static const char describe_usage[] =
+"git-describe [--all] [--tags] [--abbrev=<n>] <committish>*";
+
+static int all = 0; /* Default to annotated tags only */
+static int tags = 0; /* But allow any tags if --tags is specified */
+
+#define DEFAULT_ABBREV 8 /* maybe too many */
+static int abbrev = DEFAULT_ABBREV;
+
+static int names = 0, allocs = 0;
+static struct commit_name {
+ const struct commit *commit;
+ int prio; /* annotated tag = 2, tag = 1, head = 0 */
++ char path[FLEX_ARRAY]; /* more */
+} **name_array = NULL;
+
+static struct commit_name *match(struct commit *cmit)
+{
+ int i = names;
+ struct commit_name **p = name_array;
+
+ while (i-- > 0) {
+ struct commit_name *n = *p++;
+ if (n->commit == cmit)
+ return n;
+ }
+ return NULL;
+}
+
+static void add_to_known_names(const char *path,
+ const struct commit *commit,
+ int prio)
+{
+ int idx;
+ int len = strlen(path)+1;
+ struct commit_name *name = xmalloc(sizeof(struct commit_name) + len);
+
+ name->commit = commit;
+ name->prio = prio;
+ memcpy(name->path, path, len);
+ idx = names;
+ if (idx >= allocs) {
+ allocs = (idx + 50) * 3 / 2;
+ name_array = xrealloc(name_array, allocs*sizeof(*name_array));
+ }
+ name_array[idx] = name;
+ names = ++idx;
+}
+
+static int get_name(const char *path, const unsigned char *sha1)
+{
+ struct commit *commit = lookup_commit_reference_gently(sha1, 1);
+ struct object *object;
+ int prio;
+
+ if (!commit)
+ return 0;
+ object = parse_object(sha1);
+ /* If --all, then any refs are used.
+ * If --tags, then any tags are used.
+ * Otherwise only annotated tags are used.
+ */
+ if (!strncmp(path, "refs/tags/", 10)) {
+ if (object->type == tag_type)
+ prio = 2;
+ else
+ prio = 1;
+ }
+ else
+ prio = 0;
+
+ if (!all) {
+ if (!prio)
+ return 0;
+ if (!tags && prio < 2)
+ return 0;
+ }
+ add_to_known_names(all ? path + 5 : path + 10, commit, prio);
+ return 0;
+}
+
+static int compare_names(const void *_a, const void *_b)
+{
+ struct commit_name *a = *(struct commit_name **)_a;
+ struct commit_name *b = *(struct commit_name **)_b;
+ unsigned long a_date = a->commit->date;
+ unsigned long b_date = b->commit->date;
+
+ if (a->prio != b->prio)
+ return b->prio - a->prio;
+ return (a_date > b_date) ? -1 : (a_date == b_date) ? 0 : 1;
+}
+
+static void describe(struct commit *cmit)
+{
+ struct commit_list *list;
+ static int initialized = 0;
+ struct commit_name *n;
+
+ if (!initialized) {
+ initialized = 1;
+ for_each_ref(get_name);
+ qsort(name_array, names, sizeof(*name_array), compare_names);
+ }
+
+ n = match(cmit);
+ if (n) {
+ printf("%s\n", n->path);
+ return;
+ }
+
+ list = NULL;
+ commit_list_insert(cmit, &list);
+ while (list) {
+ struct commit *c = pop_most_recent_commit(&list, SEEN);
+ n = match(c);
+ if (n) {
+ printf("%s-g%s\n", n->path,
+ find_unique_abbrev(cmit->object.sha1, abbrev));
+ break;
+ }
+ }
+ clear_commit_marks(cmit, SEEN);
+}
+
+int main(int argc, char **argv)
+{
+ int i;
+
+ for (i = 1; i < argc; i++) {
+ const char *arg = argv[i];
+ unsigned char sha1[20];
+ struct commit *cmit;
+
+ if (!strcmp(arg, "--all")) {
+ all = 1;
+ continue;
+ }
+ if (!strcmp(arg, "--tags")) {
+ tags = 1;
+ continue;
+ }
+ if (!strncmp(arg, "--abbrev=", 9)) {
+ abbrev = strtoul(arg + 9, NULL, 10);
+ if (abbrev < 4 || 40 <= abbrev)
+ abbrev = DEFAULT_ABBREV;
+ continue;
+ }
+ if (get_sha1(arg, sha1) < 0)
+ usage(describe_usage);
+ cmit = lookup_commit_reference(sha1);
+ if (!cmit)
+ usage(describe_usage);
+ describe(cmit);
+ }
+ return 0;
+}
diff --cc ls-files.c
Simple merge
diff --cc receive-pack.c
index e79de917b542eb35d6b5752837b25ccae897646e,ce986fe11cd8989b439f070e9bea5d68b6711758..f847ec2b54b74e2b9bee7bde8fccbaa8ee569573
--- 1/receive-pack.c
--- 2/receive-pack.c
+++ b/receive-pack.c
struct command {
struct command *next;
- unsigned char updated;
+ const char *error_string;
unsigned char old_sha1[20];
unsigned char new_sha1[20];
- char ref_name[0];
+ char ref_name[FLEX_ARRAY]; /* more */
};
static struct command *commands = NULL;