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-rw-r--r--builtin/branch.c264
1 files changed, 206 insertions, 58 deletions
diff --git a/builtin/branch.c b/builtin/branch.c
index 3142daa57a..0e060f2e4a 100644
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -15,6 +15,8 @@
#include "branch.h"
#include "diff.h"
#include "revision.h"
+#include "string-list.h"
+#include "column.h"
static const char * const builtin_branch_usage[] = {
"git branch [options] [-r | -a] [--merged | --no-merged]",
@@ -53,6 +55,9 @@ static enum merge_filter {
} merge_filter;
static unsigned char merge_filter_ref[20];
+static struct string_list output = STRING_LIST_INIT_DUP;
+static unsigned int colopts;
+
static int parse_branch_color_slot(const char *var, int ofs)
{
if (!strcasecmp(var+ofs, "plain"))
@@ -70,8 +75,10 @@ static int parse_branch_color_slot(const char *var, int ofs)
static int git_branch_config(const char *var, const char *value, void *cb)
{
+ if (!prefixcmp(var, "column."))
+ return git_column_config(var, value, "branch", &colopts);
if (!strcmp(var, "color.branch")) {
- branch_use_color = git_config_colorbool(var, value, -1);
+ branch_use_color = git_config_colorbool(var, value);
return 0;
}
if (!prefixcmp(var, "color.branch.")) {
@@ -88,7 +95,7 @@ static int git_branch_config(const char *var, const char *value, void *cb)
static const char *branch_get_color(enum color_branch ix)
{
- if (branch_use_color > 0)
+ if (want_color(branch_use_color))
return branch_colors[ix];
return "";
}
@@ -104,6 +111,7 @@ static int branch_merged(int kind, const char *name,
*/
struct commit *reference_rev = NULL;
const char *reference_name = NULL;
+ void *reference_name_to_free = NULL;
int merged;
if (kind == REF_LOCAL_BRANCH) {
@@ -114,8 +122,8 @@ static int branch_merged(int kind, const char *name,
branch->merge &&
branch->merge[0] &&
branch->merge[0]->dst &&
- (reference_name =
- resolve_ref(branch->merge[0]->dst, sha1, 1, NULL)) != NULL)
+ (reference_name = reference_name_to_free =
+ resolve_refdup(branch->merge[0]->dst, sha1, 1, NULL)) != NULL)
reference_rev = lookup_commit_reference(sha1);
}
if (!reference_rev)
@@ -141,29 +149,32 @@ static int branch_merged(int kind, const char *name,
" '%s', even though it is merged to HEAD."),
name, reference_name);
}
+ free(reference_name_to_free);
return merged;
}
-static int delete_branches(int argc, const char **argv, int force, int kinds)
+static int delete_branches(int argc, const char **argv, int force, int kinds,
+ int quiet)
{
struct commit *rev, *head_rev = NULL;
unsigned char sha1[20];
char *name = NULL;
- const char *fmt, *remote;
+ const char *fmt;
int i;
int ret = 0;
+ int remote_branch = 0;
struct strbuf bname = STRBUF_INIT;
switch (kinds) {
case REF_REMOTE_BRANCH:
fmt = "refs/remotes/%s";
- /* TRANSLATORS: This is "remote " in "remote branch '%s' not found" */
- remote = _("remote ");
+ /* For subsequent UI messages */
+ remote_branch = 1;
+
force = 1;
break;
case REF_LOCAL_BRANCH:
fmt = "refs/heads/%s";
- remote = "";
break;
default:
die(_("cannot use -a with -d"));
@@ -186,9 +197,10 @@ static int delete_branches(int argc, const char **argv, int force, int kinds)
free(name);
name = xstrdup(mkpath(fmt, bname.buf));
- if (!resolve_ref(name, sha1, 1, NULL)) {
- error(_("%sbranch '%s' not found."),
- remote, bname.buf);
+ if (read_ref(name, sha1)) {
+ error(remote_branch
+ ? _("remote branch '%s' not found.")
+ : _("branch '%s' not found."), bname.buf);
ret = 1;
continue;
}
@@ -209,14 +221,19 @@ static int delete_branches(int argc, const char **argv, int force, int kinds)
}
if (delete_ref(name, sha1, 0)) {
- error(_("Error deleting %sbranch '%s'"), remote,
+ error(remote_branch
+ ? _("Error deleting remote branch '%s'")
+ : _("Error deleting branch '%s'"),
bname.buf);
ret = 1;
} else {
struct strbuf buf = STRBUF_INIT;
- printf(_("Deleted %sbranch %s (was %s).\n"), remote,
- bname.buf,
- find_unique_abbrev(sha1, DEFAULT_ABBREV));
+ if (!quiet)
+ printf(remote_branch
+ ? _("Deleted remote branch %s (was %s).\n")
+ : _("Deleted branch %s (was %s).\n"),
+ bname.buf,
+ find_unique_abbrev(sha1, DEFAULT_ABBREV));
strbuf_addf(&buf, "branch.%s", bname.buf);
if (git_config_rename_section(buf.buf, NULL) < 0)
warning(_("Update of config-file failed"));
@@ -250,7 +267,7 @@ static char *resolve_symref(const char *src, const char *prefix)
int flag;
const char *dst, *cp;
- dst = resolve_ref(src, sha1, 0, &flag);
+ dst = resolve_ref_unsafe(src, sha1, 0, &flag);
if (!(dst && (flag & REF_ISSYMREF)))
return NULL;
if (prefix && (cp = skip_prefix(dst, prefix)))
@@ -260,9 +277,22 @@ static char *resolve_symref(const char *src, const char *prefix)
struct append_ref_cb {
struct ref_list *ref_list;
+ const char **pattern;
int ret;
};
+static int match_patterns(const char **pattern, const char *refname)
+{
+ if (!*pattern)
+ return 1; /* no pattern always matches */
+ while (*pattern) {
+ if (!fnmatch(*pattern, refname, 0))
+ return 1;
+ pattern++;
+ }
+ return 0;
+}
+
static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
{
struct append_ref_cb *cb = (struct append_ref_cb *)(cb_data);
@@ -297,6 +327,9 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags,
if ((kind & ref_list->kinds) == 0)
return 0;
+ if (!match_patterns(cb->pattern, refname))
+ return 0;
+
commit = NULL;
if (ref_list->verbose || ref_list->with_commit || merge_filter != NO_FILTER) {
commit = lookup_commit_reference_gently(sha1, 1);
@@ -358,6 +391,7 @@ static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
int show_upstream_ref)
{
int ours, theirs;
+ char *ref = NULL;
struct branch *branch = branch_get(branch_name);
if (!stat_tracking_info(branch, &ours, &theirs)) {
@@ -368,16 +402,29 @@ static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
return;
}
- strbuf_addch(stat, '[');
if (show_upstream_ref)
- strbuf_addf(stat, "%s: ",
- shorten_unambiguous_ref(branch->merge[0]->dst, 0));
- if (!ours)
- strbuf_addf(stat, _("behind %d] "), theirs);
- else if (!theirs)
- strbuf_addf(stat, _("ahead %d] "), ours);
- else
- strbuf_addf(stat, _("ahead %d, behind %d] "), ours, theirs);
+ ref = shorten_unambiguous_ref(branch->merge[0]->dst, 0);
+ if (!ours) {
+ if (ref)
+ strbuf_addf(stat, _("[%s: behind %d]"), ref, theirs);
+ else
+ strbuf_addf(stat, _("[behind %d]"), theirs);
+
+ } else if (!theirs) {
+ if (ref)
+ strbuf_addf(stat, _("[%s: ahead %d]"), ref, ours);
+ else
+ strbuf_addf(stat, _("[ahead %d]"), ours);
+ } else {
+ if (ref)
+ strbuf_addf(stat, _("[%s: ahead %d, behind %d]"),
+ ref, ours, theirs);
+ else
+ strbuf_addf(stat, _("[ahead %d, behind %d]"),
+ ours, theirs);
+ }
+ strbuf_addch(stat, ' ');
+ free(ref);
}
static int matches_merge_filter(struct commit *commit)
@@ -456,7 +503,12 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
else if (verbose)
/* " f7c0c00 [ahead 58, behind 197] vcs-svn: drop obj_pool.h" */
add_verbose_info(&out, item, verbose, abbrev);
- printf("%s\n", out.buf);
+ if (column_active(colopts)) {
+ assert(!verbose && "--column and --verbose are incompatible");
+ string_list_append(&output, out.buf);
+ } else {
+ printf("%s\n", out.buf);
+ }
strbuf_release(&name);
strbuf_release(&out);
}
@@ -492,7 +544,7 @@ static void show_detached(struct ref_list *ref_list)
}
}
-static int print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit)
+static int print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit, const char **pattern)
{
int i;
struct append_ref_cb cb;
@@ -506,11 +558,16 @@ static int print_ref_list(int kinds, int detached, int verbose, int abbrev, stru
if (merge_filter != NO_FILTER)
init_revisions(&ref_list.revs, NULL);
cb.ref_list = &ref_list;
+ cb.pattern = pattern;
cb.ret = 0;
for_each_rawref(append_ref, &cb);
if (merge_filter != NO_FILTER) {
struct commit *filter;
filter = lookup_commit_reference_gently(merge_filter_ref, 0);
+ if (!filter)
+ die("object '%s' does not point to a commit",
+ sha1_to_hex(merge_filter_ref));
+
filter->object.flags |= UNINTERESTING;
add_pending_object(&ref_list.revs,
(struct object *) filter, "");
@@ -523,7 +580,7 @@ static int print_ref_list(int kinds, int detached, int verbose, int abbrev, stru
qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
detached = (detached && (kinds & REF_LOCAL_BRANCH));
- if (detached)
+ if (detached && match_patterns(pattern, "HEAD"))
show_detached(&ref_list);
for (i = 0; i < ref_list.index; i++) {
@@ -548,9 +605,9 @@ static int print_ref_list(int kinds, int detached, int verbose, int abbrev, stru
static void rename_branch(const char *oldname, const char *newname, int force)
{
struct strbuf oldref = STRBUF_INIT, newref = STRBUF_INIT, logmsg = STRBUF_INIT;
- unsigned char sha1[20];
struct strbuf oldsection = STRBUF_INIT, newsection = STRBUF_INIT;
int recovery = 0;
+ int clobber_head_ok;
if (!oldname)
die(_("cannot rename the current branch while not on any."));
@@ -560,17 +617,19 @@ static void rename_branch(const char *oldname, const char *newname, int force)
* Bad name --- this could be an attempt to rename a
* ref that we used to allow to be created by accident.
*/
- if (resolve_ref(oldref.buf, sha1, 1, NULL))
+ if (ref_exists(oldref.buf))
recovery = 1;
else
die(_("Invalid branch name: '%s'"), oldname);
}
- if (strbuf_check_branch_ref(&newref, newname))
- die(_("Invalid branch name: '%s'"), newname);
+ /*
+ * A command like "git branch -M currentbranch currentbranch" cannot
+ * cause the worktree to become inconsistent with HEAD, so allow it.
+ */
+ clobber_head_ok = !strcmp(oldname, newname);
- if (resolve_ref(newref.buf, sha1, 1, NULL) && !force)
- die(_("A branch named '%s' already exists."), newref.buf + 11);
+ validate_new_branchname(newname, &newref, force, clobber_head_ok);
strbuf_addf(&logmsg, "Branch: renamed %s to %s",
oldref.buf, newref.buf);
@@ -610,11 +669,50 @@ static int opt_parse_merge_filter(const struct option *opt, const char *arg, int
return 0;
}
+static const char edit_description[] = "BRANCH_DESCRIPTION";
+
+static int edit_branch_description(const char *branch_name)
+{
+ FILE *fp;
+ int status;
+ struct strbuf buf = STRBUF_INIT;
+ struct strbuf name = STRBUF_INIT;
+
+ read_branch_desc(&buf, branch_name);
+ if (!buf.len || buf.buf[buf.len-1] != '\n')
+ strbuf_addch(&buf, '\n');
+ strbuf_addf(&buf,
+ "# Please edit the description for the branch\n"
+ "# %s\n"
+ "# Lines starting with '#' will be stripped.\n",
+ branch_name);
+ fp = fopen(git_path(edit_description), "w");
+ if ((fwrite(buf.buf, 1, buf.len, fp) < buf.len) || fclose(fp)) {
+ strbuf_release(&buf);
+ return error(_("could not write branch description template: %s"),
+ strerror(errno));
+ }
+ strbuf_reset(&buf);
+ if (launch_editor(git_path(edit_description), &buf, NULL)) {
+ strbuf_release(&buf);
+ return -1;
+ }
+ stripspace(&buf, 1);
+
+ strbuf_addf(&name, "branch.%s.description", branch_name);
+ status = git_config_set(name.buf, buf.buf);
+ strbuf_release(&name);
+ strbuf_release(&buf);
+
+ return status;
+}
+
int cmd_branch(int argc, const char **argv, const char *prefix)
{
- int delete = 0, rename = 0, force_create = 0;
- int verbose = 0, abbrev = DEFAULT_ABBREV, detached = 0;
- int reflog = 0;
+ int delete = 0, rename = 0, force_create = 0, list = 0;
+ int verbose = 0, abbrev = -1, detached = 0;
+ int reflog = 0, edit_description = 0;
+ int quiet = 0;
enum branch_track track;
int kinds = REF_LOCAL_BRANCH;
struct commit_list *with_commit = NULL;
@@ -623,12 +721,13 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
OPT_GROUP("Generic options"),
OPT__VERBOSE(&verbose,
"show hash and subject, give twice for upstream branch"),
+ OPT__QUIET(&quiet, "suppress informational messages"),
OPT_SET_INT('t', "track", &track, "set up tracking mode (see git-pull(1))",
BRANCH_TRACK_EXPLICIT),
OPT_SET_INT( 0, "set-upstream", &track, "change upstream info",
BRANCH_TRACK_OVERRIDE),
OPT__COLOR(&branch_use_color, "use colored output"),
- OPT_SET_INT('r', NULL, &kinds, "act on remote-tracking branches",
+ OPT_SET_INT('r', "remotes", &kinds, "act on remote-tracking branches",
REF_REMOTE_BRANCH),
{
OPTION_CALLBACK, 0, "contains", &with_commit, "commit",
@@ -645,13 +744,16 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
OPT__ABBREV(&abbrev),
OPT_GROUP("Specific git-branch actions:"),
- OPT_SET_INT('a', NULL, &kinds, "list both remote-tracking and local branches",
+ OPT_SET_INT('a', "all", &kinds, "list both remote-tracking and local branches",
REF_REMOTE_BRANCH | REF_LOCAL_BRANCH),
- OPT_BIT('d', NULL, &delete, "delete fully merged branch", 1),
+ OPT_BIT('d', "delete", &delete, "delete fully merged branch", 1),
OPT_BIT('D', NULL, &delete, "delete branch (even if not merged)", 2),
- OPT_BIT('m', NULL, &rename, "move/rename a branch and its reflog", 1),
+ OPT_BIT('m', "move", &rename, "move/rename a branch and its reflog", 1),
OPT_BIT('M', NULL, &rename, "move/rename a branch, even if target exists", 2),
- OPT_BOOLEAN('l', NULL, &reflog, "create the branch's reflog"),
+ OPT_BOOLEAN(0, "list", &list, "list branch names"),
+ OPT_BOOLEAN('l', "create-reflog", &reflog, "create the branch's reflog"),
+ OPT_BOOLEAN(0, "edit-description", &edit_description,
+ "edit the description for the branch"),
OPT__FORCE(&force_create, "force creation (when already exists)"),
{
OPTION_CALLBACK, 0, "no-merged", &merge_filter_ref,
@@ -665,6 +767,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG,
opt_parse_merge_filter, (intptr_t) "HEAD",
},
+ OPT_COLUMN(0, "column", &colopts, "list branches in columns"),
OPT_END(),
};
@@ -673,15 +776,11 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
git_config(git_branch_config, NULL);
- if (branch_use_color == -1)
- branch_use_color = git_use_color_default;
-
track = git_branch_track;
- head = resolve_ref("HEAD", head_sha1, 0, NULL);
+ head = resolve_refdup("HEAD", head_sha1, 0, NULL);
if (!head)
die(_("Failed to resolve HEAD as a valid ref."));
- head = xstrdup(head);
if (!strcmp(head, "HEAD")) {
detached = 1;
} else {
@@ -691,24 +790,73 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
}
hashcpy(merge_filter_ref, head_sha1);
+
argc = parse_options(argc, argv, prefix, options, builtin_branch_usage,
0);
- if (!!delete + !!rename + !!force_create > 1)
+
+ if (!delete && !rename && !edit_description && argc == 0)
+ list = 1;
+
+ if (!!delete + !!rename + !!force_create + !!list > 1)
usage_with_options(builtin_branch_usage, options);
+ if (abbrev == -1)
+ abbrev = DEFAULT_ABBREV;
+ finalize_colopts(&colopts, -1);
+ if (verbose) {
+ if (explicitly_enable_column(colopts))
+ die(_("--column and --verbose are incompatible"));
+ colopts = 0;
+ }
+
if (delete)
- return delete_branches(argc, argv, delete > 1, kinds);
- else if (argc == 0)
- return print_ref_list(kinds, detached, verbose, abbrev, with_commit);
- else if (rename && (argc == 1))
- rename_branch(head, argv[0], rename > 1);
- else if (rename && (argc == 2))
- rename_branch(argv[0], argv[1], rename > 1);
- else if (argc <= 2) {
+ return delete_branches(argc, argv, delete > 1, kinds, quiet);
+ else if (list) {
+ int ret = print_ref_list(kinds, detached, verbose, abbrev,
+ with_commit, argv);
+ print_columns(&output, colopts, NULL);
+ string_list_clear(&output, 0);
+ return ret;
+ }
+ else if (edit_description) {
+ const char *branch_name;
+ struct strbuf branch_ref = STRBUF_INIT;
+
+ if (detached)
+ die("Cannot give description to detached HEAD");
+ if (!argc)
+ branch_name = head;
+ else if (argc == 1)
+ branch_name = argv[0];
+ else
+ usage_with_options(builtin_branch_usage, options);
+
+ strbuf_addf(&branch_ref, "refs/heads/%s", branch_name);
+ if (!ref_exists(branch_ref.buf)) {
+ strbuf_release(&branch_ref);
+
+ if (!argc)
+ return error("No commit on branch '%s' yet.",
+ branch_name);
+ else
+ return error("No such branch '%s'.", branch_name);
+ }
+ strbuf_release(&branch_ref);
+
+ if (edit_branch_description(branch_name))
+ return 1;
+ } else if (rename) {
+ if (argc == 1)
+ rename_branch(head, argv[0], rename > 1);
+ else if (argc == 2)
+ rename_branch(argv[0], argv[1], rename > 1);
+ else
+ usage_with_options(builtin_branch_usage, options);
+ } else if (argc > 0 && argc <= 2) {
if (kinds != REF_LOCAL_BRANCH)
die(_("-a and -r options to 'git branch' do not make sense with a branch name"));
create_branch(head, argv[0], (argc == 2) ? argv[1] : head,
- force_create, reflog, track);
+ force_create, reflog, 0, quiet, track);
} else
usage_with_options(builtin_branch_usage, options);