summaryrefslogtreecommitdiff
path: root/builtin-branch.c
diff options
context:
space:
mode:
Diffstat (limited to 'builtin-branch.c')
-rw-r--r--builtin-branch.c143
1 files changed, 137 insertions, 6 deletions
diff --git a/builtin-branch.c b/builtin-branch.c
index 3d5cb0e4b2..560309cb15 100644
--- a/builtin-branch.c
+++ b/builtin-branch.c
@@ -5,18 +5,71 @@
* Based on git-branch.sh by Junio C Hamano.
*/
+#include "color.h"
#include "cache.h"
#include "refs.h"
#include "commit.h"
#include "builtin.h"
static const char builtin_branch_usage[] =
-"git-branch (-d | -D) <branchname> | [-l] [-f] <branchname> [<start-point>] | [-r | -a] [-v] [--abbrev=<length>] ";
+ "git-branch (-d | -D) <branchname> | [-l] [-f] <branchname> [<start-point>] | (-m | -M) [<oldbranch>] <newbranch> | [-r | -a] [-v [--abbrev=<length>]]";
static const char *head;
static unsigned char head_sha1[20];
+static int branch_use_color;
+static char branch_colors[][COLOR_MAXLEN] = {
+ "\033[m", /* reset */
+ "", /* PLAIN (normal) */
+ "\033[31m", /* REMOTE (red) */
+ "", /* LOCAL (normal) */
+ "\033[32m", /* CURRENT (green) */
+};
+enum color_branch {
+ COLOR_BRANCH_RESET = 0,
+ COLOR_BRANCH_PLAIN = 1,
+ COLOR_BRANCH_REMOTE = 2,
+ COLOR_BRANCH_LOCAL = 3,
+ COLOR_BRANCH_CURRENT = 4,
+};
+
+static int parse_branch_color_slot(const char *var, int ofs)
+{
+ if (!strcasecmp(var+ofs, "plain"))
+ return COLOR_BRANCH_PLAIN;
+ if (!strcasecmp(var+ofs, "reset"))
+ return COLOR_BRANCH_RESET;
+ if (!strcasecmp(var+ofs, "remote"))
+ return COLOR_BRANCH_REMOTE;
+ if (!strcasecmp(var+ofs, "local"))
+ return COLOR_BRANCH_LOCAL;
+ if (!strcasecmp(var+ofs, "current"))
+ return COLOR_BRANCH_CURRENT;
+ die("bad config variable '%s'", var);
+}
+
+int git_branch_config(const char *var, const char *value)
+{
+ if (!strcmp(var, "color.branch")) {
+ branch_use_color = git_config_colorbool(var, value);
+ return 0;
+ }
+ if (!strncmp(var, "color.branch.", 13)) {
+ int slot = parse_branch_color_slot(var, 13);
+ color_parse(value, var, branch_colors[slot]);
+ return 0;
+ }
+ return git_default_config(var, value);
+}
+
+const char *branch_get_color(enum color_branch ix)
+{
+ if (branch_use_color)
+ return branch_colors[ix];
+ return "";
+}
+
static int in_merge_bases(const unsigned char *sha1,
struct commit *rev1,
struct commit *rev2)
@@ -183,6 +236,7 @@ static void print_ref_list(int kinds, int verbose, int abbrev)
int i;
char c;
struct ref_list ref_list;
+ int color;
memset(&ref_list, 0, sizeof(ref_list));
ref_list.kinds = kinds;
@@ -191,18 +245,38 @@ static void print_ref_list(int kinds, int verbose, int abbrev)
qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
for (i = 0; i < ref_list.index; i++) {
+ switch( ref_list.list[i].kind ) {
+ case REF_LOCAL_BRANCH:
+ color = COLOR_BRANCH_LOCAL;
+ break;
+ case REF_REMOTE_BRANCH:
+ color = COLOR_BRANCH_REMOTE;
+ break;
+ default:
+ color = COLOR_BRANCH_PLAIN;
+ break;
+ }
+
c = ' ';
if (ref_list.list[i].kind == REF_LOCAL_BRANCH &&
- !strcmp(ref_list.list[i].name, head))
+ !strcmp(ref_list.list[i].name, head)) {
c = '*';
+ color = COLOR_BRANCH_CURRENT;
+ }
if (verbose) {
- printf("%c %-*s", c, ref_list.maxwidth,
- ref_list.list[i].name);
+ printf("%c %s%-*s%s", c,
+ branch_get_color(color),
+ ref_list.maxwidth,
+ ref_list.list[i].name,
+ branch_get_color(COLOR_BRANCH_RESET));
print_ref_info(ref_list.list[i].sha1, abbrev);
}
else
- printf("%c %s\n", c, ref_list.list[i].name);
+ printf("%c %s%s%s\n", c,
+ branch_get_color(color),
+ ref_list.list[i].name,
+ branch_get_color(COLOR_BRANCH_RESET));
}
free_ref_list(&ref_list);
@@ -245,15 +319,47 @@ static void create_branch(const char *name, const char *start,
die("Failed to write ref: %s.", strerror(errno));
}
+static void rename_branch(const char *oldname, const char *newname, int force)
+{
+ char oldref[PATH_MAX], newref[PATH_MAX], logmsg[PATH_MAX*2 + 100];
+ unsigned char sha1[20];
+
+ if (snprintf(oldref, sizeof(oldref), "refs/heads/%s", oldname) > sizeof(oldref))
+ die("Old branchname too long");
+
+ if (check_ref_format(oldref))
+ die("Invalid branch name: %s", oldref);
+
+ if (snprintf(newref, sizeof(newref), "refs/heads/%s", newname) > sizeof(newref))
+ die("New branchname too long");
+
+ if (check_ref_format(newref))
+ die("Invalid branch name: %s", newref);
+
+ if (resolve_ref(newref, sha1, 1, NULL) && !force)
+ die("A branch named '%s' already exists.", newname);
+
+ snprintf(logmsg, sizeof(logmsg), "Branch: renamed %s to %s",
+ oldref, newref);
+
+ if (rename_ref(oldref, newref, logmsg))
+ die("Branch rename failed");
+
+ if (!strcmp(oldname, head) && create_symref("HEAD", newref))
+ die("Branch renamed to %s, but HEAD is not updated!", newname);
+}
+
int cmd_branch(int argc, const char **argv, const char *prefix)
{
int delete = 0, force_delete = 0, force_create = 0;
+ int rename = 0, force_rename = 0;
int verbose = 0, abbrev = DEFAULT_ABBREV;
int reflog = 0;
int kinds = REF_LOCAL_BRANCH;
int i;
- git_config(git_default_config);
+ setup_ident();
+ git_config(git_branch_config);
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
@@ -277,6 +383,15 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
force_create = 1;
continue;
}
+ if (!strcmp(arg, "-m")) {
+ rename = 1;
+ continue;
+ }
+ if (!strcmp(arg, "-M")) {
+ rename = 1;
+ force_rename = 1;
+ continue;
+ }
if (!strcmp(arg, "-r")) {
kinds = REF_REMOTE_BRANCH;
continue;
@@ -297,9 +412,21 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
verbose = 1;
continue;
}
+ if (!strcmp(arg, "--color")) {
+ branch_use_color = 1;
+ continue;
+ }
+ if (!strcmp(arg, "--no-color")) {
+ branch_use_color = 0;
+ continue;
+ }
usage(builtin_branch_usage);
}
+ if ((delete && rename) || (delete && force_create) ||
+ (rename && force_create))
+ usage(builtin_branch_usage);
+
head = xstrdup(resolve_ref("HEAD", head_sha1, 0, NULL));
if (!head)
die("Failed to resolve HEAD as a valid ref.");
@@ -311,6 +438,10 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
delete_branches(argc - i, argv + i, force_delete);
else if (i == argc)
print_ref_list(kinds, verbose, abbrev);
+ else if (rename && (i == argc - 1))
+ rename_branch(head, argv[i], force_rename);
+ else if (rename && (i == argc - 2))
+ rename_branch(argv[i], argv[i + 1], force_rename);
else if (i == argc - 1)
create_branch(argv[i], head, force_create, reflog);
else if (i == argc - 2)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 07:10:40 +0000