#include "builtin.h"
static const char builtin_branch_usage[] =
-"git-branch (-d | -D) <branchname> | [-l] [-f] <branchname> [<start-point>] | [-r]";
+"git-branch (-d | -D) <branchname> | [-l] [-f] <branchname> [<start-point>] | [-r | -a] [-v] [--abbrev=<length>] ";
static const char *head;
static void delete_branches(int argc, const char **argv, int force)
{
- struct commit *rev, *head_rev;
+ struct commit *rev, *head_rev = head_rev;
unsigned char sha1[20];
char *name;
int i;
- head_rev = lookup_commit_reference(head_sha1);
+ if (!force) {
+ head_rev = lookup_commit_reference(head_sha1);
+ if (!head_rev)
+ die("Couldn't look up commit object for HEAD");
+ }
for (i = 0; i < argc; i++) {
if (!strcmp(head, argv[i]))
die("Cannot delete the branch you are currently on.");
die("Branch '%s' not found.", argv[i]);
rev = lookup_commit_reference(sha1);
- if (!rev || !head_rev)
- die("Couldn't look up commit objects.");
+ if (!rev)
+ die("Couldn't look up commit object for '%s'", name);
/* This checks whether the merge bases of branch and
* HEAD contains branch -- which means that the HEAD
}
}
-static int ref_index, ref_alloc;
-static char **ref_list;
+#define REF_UNKNOWN_TYPE 0x00
+#define REF_LOCAL_BRANCH 0x01
+#define REF_REMOTE_BRANCH 0x02
+#define REF_TAG 0x04
+
+struct ref_item {
+ char *name;
+ unsigned int kind;
+ unsigned char sha1[20];
+};
+
+struct ref_list {
+ int index, alloc, maxwidth;
+ struct ref_item *list;
+ int kinds;
+};
-static int append_ref(const char *refname, const unsigned char *sha1, int flags,
- void *cb_data)
+static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
{
- if (ref_index >= ref_alloc) {
- ref_alloc = alloc_nr(ref_alloc);
- ref_list = xrealloc(ref_list, ref_alloc * sizeof(char *));
+ struct ref_list *ref_list = (struct ref_list*)(cb_data);
+ struct ref_item *newitem;
+ int kind = REF_UNKNOWN_TYPE;
+ int len;
+
+ /* Detect kind */
+ if (!strncmp(refname, "refs/heads/", 11)) {
+ kind = REF_LOCAL_BRANCH;
+ refname += 11;
+ } else if (!strncmp(refname, "refs/remotes/", 13)) {
+ kind = REF_REMOTE_BRANCH;
+ refname += 13;
+ } else if (!strncmp(refname, "refs/tags/", 10)) {
+ kind = REF_TAG;
+ refname += 10;
+ }
+
+ /* Don't add types the caller doesn't want */
+ if ((kind & ref_list->kinds) == 0)
+ return 0;
+
+ /* Resize buffer */
+ if (ref_list->index >= ref_list->alloc) {
+ ref_list->alloc = alloc_nr(ref_list->alloc);
+ ref_list->list = xrealloc(ref_list->list,
+ ref_list->alloc * sizeof(struct ref_item));
}
- ref_list[ref_index++] = xstrdup(refname);
+ /* Record the new item */
+ newitem = &(ref_list->list[ref_list->index++]);
+ newitem->name = xstrdup(refname);
+ newitem->kind = kind;
+ hashcpy(newitem->sha1, sha1);
+ len = strlen(newitem->name);
+ if (len > ref_list->maxwidth)
+ ref_list->maxwidth = len;
return 0;
}
+static void free_ref_list(struct ref_list *ref_list)
+{
+ int i;
+
+ for (i = 0; i < ref_list->index; i++)
+ free(ref_list->list[i].name);
+ free(ref_list->list);
+}
+
static int ref_cmp(const void *r1, const void *r2)
{
- return strcmp(*(char **)r1, *(char **)r2);
+ struct ref_item *c1 = (struct ref_item *)(r1);
+ struct ref_item *c2 = (struct ref_item *)(r2);
+
+ if (c1->kind != c2->kind)
+ return c1->kind - c2->kind;
+ return strcmp(c1->name, c2->name);
}
-static void print_ref_list(int remote_only)
+static void print_ref_info(const unsigned char *sha1, int abbrev)
{
- int i;
+ struct commit *commit;
+ char subject[256];
- if (remote_only)
- for_each_remote_ref(append_ref, NULL);
+
+ commit = lookup_commit(sha1);
+ if (commit && !parse_commit(commit))
+ pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0,
+ subject, sizeof(subject), 0,
+ NULL, NULL, 0);
else
- for_each_branch_ref(append_ref, NULL);
+ strcpy(subject, " **** invalid ref ****");
+
+ printf(" %s %s\n", find_unique_abbrev(sha1, abbrev), subject);
+}
+
+static void print_ref_list(int kinds, int verbose, int abbrev)
+{
+ int i;
+ char c;
+ struct ref_list ref_list;
+
+ memset(&ref_list, 0, sizeof(ref_list));
+ ref_list.kinds = kinds;
+ for_each_ref(append_ref, &ref_list);
+
+ qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
- qsort(ref_list, ref_index, sizeof(char *), ref_cmp);
+ for (i = 0; i < ref_list.index; i++) {
+ c = ' ';
+ if (ref_list.list[i].kind == REF_LOCAL_BRANCH &&
+ !strcmp(ref_list.list[i].name, head))
+ c = '*';
- for (i = 0; i < ref_index; i++) {
- if (!strcmp(ref_list[i], head))
- printf("* %s\n", ref_list[i]);
+ if (verbose) {
+ printf("%c %-*s", c, ref_list.maxwidth,
+ ref_list.list[i].name);
+ print_ref_info(ref_list.list[i].sha1, abbrev);
+ }
else
- printf(" %s\n", ref_list[i]);
+ printf("%c %s\n", c, ref_list.list[i].name);
}
+
+ free_ref_list(&ref_list);
}
static void create_branch(const char *name, const char *start,
int cmd_branch(int argc, const char **argv, const char *prefix)
{
- int delete = 0, force_delete = 0, force_create = 0, remote_only = 0;
+ int delete = 0, force_delete = 0, force_create = 0;
+ int verbose = 0, abbrev = DEFAULT_ABBREV;
int reflog = 0;
+ int kinds = REF_LOCAL_BRANCH;
int i;
git_config(git_default_config);
continue;
}
if (!strcmp(arg, "-r")) {
- remote_only = 1;
+ kinds = REF_REMOTE_BRANCH;
+ continue;
+ }
+ if (!strcmp(arg, "-a")) {
+ kinds = REF_REMOTE_BRANCH | REF_LOCAL_BRANCH;
continue;
}
if (!strcmp(arg, "-l")) {
reflog = 1;
continue;
}
+ if (!strncmp(arg, "--abbrev=", 9)) {
+ abbrev = atoi(arg+9);
+ continue;
+ }
+ if (!strcmp(arg, "-v")) {
+ verbose = 1;
+ continue;
+ }
usage(builtin_branch_usage);
}
if (delete)
delete_branches(argc - i, argv + i, force_delete);
else if (i == argc)
- print_ref_list(remote_only);
+ print_ref_list(kinds, verbose, abbrev);
else if (i == argc - 1)
create_branch(argv[i], head, force_create, reflog);
else if (i == argc - 2)