static int branch_use_color = -1;
static char branch_colors[][COLOR_MAXLEN] = {
- "\033[m", /* reset */
- "", /* PLAIN (normal) */
- "\033[31m", /* REMOTE (red) */
- "", /* LOCAL (normal) */
- "\033[32m", /* CURRENT (green) */
+ GIT_COLOR_RESET,
+ GIT_COLOR_NORMAL, /* PLAIN */
+ GIT_COLOR_RED, /* REMOTE */
+ GIT_COLOR_NORMAL, /* LOCAL */
+ GIT_COLOR_GREEN, /* CURRENT */
};
enum color_branch {
- COLOR_BRANCH_RESET = 0,
- COLOR_BRANCH_PLAIN = 1,
- COLOR_BRANCH_REMOTE = 2,
- COLOR_BRANCH_LOCAL = 3,
- COLOR_BRANCH_CURRENT = 4,
+ BRANCH_COLOR_RESET = 0,
+ BRANCH_COLOR_PLAIN = 1,
+ BRANCH_COLOR_REMOTE = 2,
+ BRANCH_COLOR_LOCAL = 3,
+ BRANCH_COLOR_CURRENT = 4,
};
static enum merge_filter {
static int parse_branch_color_slot(const char *var, int ofs)
{
if (!strcasecmp(var+ofs, "plain"))
- return COLOR_BRANCH_PLAIN;
+ return BRANCH_COLOR_PLAIN;
if (!strcasecmp(var+ofs, "reset"))
- return COLOR_BRANCH_RESET;
+ return BRANCH_COLOR_RESET;
if (!strcasecmp(var+ofs, "remote"))
- return COLOR_BRANCH_REMOTE;
+ return BRANCH_COLOR_REMOTE;
if (!strcasecmp(var+ofs, "local"))
- return COLOR_BRANCH_LOCAL;
+ return BRANCH_COLOR_LOCAL;
if (!strcasecmp(var+ofs, "current"))
- return COLOR_BRANCH_CURRENT;
- die("bad config variable '%s'", var);
+ return BRANCH_COLOR_CURRENT;
+ return -1;
}
static int git_branch_config(const char *var, const char *value, void *cb)
}
if (!prefixcmp(var, "color.branch.")) {
int slot = parse_branch_color_slot(var, 13);
+ if (slot < 0)
+ return 0;
if (!value)
return config_error_nonbool(var);
color_parse(value, var, branch_colors[slot]);
return "";
}
+static int branch_merged(int kind, const char *name,
+ struct commit *rev, struct commit *head_rev)
+{
+ /*
+ * This checks whether the merge bases of branch and HEAD (or
+ * the other branch this branch builds upon) contains the
+ * branch, which means that the branch has already been merged
+ * safely to HEAD (or the other branch).
+ */
+ struct commit *reference_rev = NULL;
+ const char *reference_name = NULL;
+ int merged;
+
+ if (kind == REF_LOCAL_BRANCH) {
+ struct branch *branch = branch_get(name);
+ unsigned char sha1[20];
+
+ if (branch &&
+ branch->merge &&
+ branch->merge[0] &&
+ branch->merge[0]->dst &&
+ (reference_name =
+ resolve_ref(branch->merge[0]->dst, sha1, 1, NULL)) != NULL)
+ reference_rev = lookup_commit_reference(sha1);
+ }
+ if (!reference_rev)
+ reference_rev = head_rev;
+
+ merged = in_merge_bases(rev, &reference_rev, 1);
+
+ /*
+ * After the safety valve is fully redefined to "check with
+ * upstream, if any, otherwise with HEAD", we should just
+ * return the result of the in_merge_bases() above without
+ * any of the following code, but during the transition period,
+ * a gentle reminder is in order.
+ */
+ if ((head_rev != reference_rev) &&
+ in_merge_bases(rev, &head_rev, 1) != merged) {
+ if (merged)
+ warning("deleting branch '%s' that has been merged to\n"
+ " '%s', but it is not yet merged to HEAD.",
+ name, reference_name);
+ else
+ warning("not deleting branch '%s' that is not yet merged to\n"
+ " '%s', even though it is merged to HEAD.",
+ name, reference_name);
+ }
+ return merged;
+}
+
static int delete_branches(int argc, const char **argv, int force, int kinds)
{
- struct commit *rev, *head_rev = head_rev;
+ struct commit *rev, *head_rev = NULL;
unsigned char sha1[20];
char *name = NULL;
const char *fmt, *remote;
int i;
int ret = 0;
+ struct strbuf bname = STRBUF_INIT;
switch (kinds) {
case REF_REMOTE_BRANCH:
if (!head_rev)
die("Couldn't look up commit object for HEAD");
}
- for (i = 0; i < argc; i++) {
- if (kinds == REF_LOCAL_BRANCH && !strcmp(head, argv[i])) {
+ for (i = 0; i < argc; i++, strbuf_release(&bname)) {
+ strbuf_branchname(&bname, argv[i]);
+ if (kinds == REF_LOCAL_BRANCH && !strcmp(head, bname.buf)) {
error("Cannot delete the branch '%s' "
- "which you are currently on.", argv[i]);
+ "which you are currently on.", bname.buf);
ret = 1;
continue;
}
free(name);
- name = xstrdup(mkpath(fmt, argv[i]));
+ name = xstrdup(mkpath(fmt, bname.buf));
if (!resolve_ref(name, sha1, 1, NULL)) {
error("%sbranch '%s' not found.",
- remote, argv[i]);
+ remote, bname.buf);
ret = 1;
continue;
}
continue;
}
- /* This checks whether the merge bases of branch and
- * HEAD contains branch -- which means that the HEAD
- * contains everything in both.
- */
-
- if (!force &&
- !in_merge_bases(rev, &head_rev, 1)) {
- error("The branch '%s' is not an ancestor of "
- "your current HEAD.\n"
- "If you are sure you want to delete it, "
- "run 'git branch -D %s'.", argv[i], argv[i]);
+ if (!force && !branch_merged(kinds, bname.buf, rev, head_rev)) {
+ error("The branch '%s' is not fully merged.\n"
+ "If you are sure you want to delete it, "
+ "run 'git branch -D %s'.", bname.buf, bname.buf);
ret = 1;
continue;
}
if (delete_ref(name, sha1, 0)) {
error("Error deleting %sbranch '%s'", remote,
- argv[i]);
+ bname.buf);
ret = 1;
} else {
struct strbuf buf = STRBUF_INIT;
- printf("Deleted %sbranch %s (was %s).\n", remote, argv[i],
- find_unique_abbrev(sha1, DEFAULT_ABBREV));
- strbuf_addf(&buf, "branch.%s", argv[i]);
+ printf("Deleted %sbranch %s (was %s).\n", remote,
+ 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");
strbuf_release(&buf);
struct ref_item {
char *name;
- unsigned int kind;
+ char *dest;
+ unsigned int kind, len;
struct commit *commit;
};
struct ref_list {
struct rev_info revs;
- int index, alloc, maxwidth;
+ int index, alloc, maxwidth, verbose, abbrev;
struct ref_item *list;
struct commit_list *with_commit;
int kinds;
};
-static int has_commit(struct commit *commit, struct commit_list *with_commit)
+static char *resolve_symref(const char *src, const char *prefix)
{
- if (!with_commit)
- return 1;
- while (with_commit) {
- struct commit *other;
-
- other = with_commit->item;
- with_commit = with_commit->next;
- if (in_merge_bases(other, &commit, 1))
- return 1;
- }
- return 0;
+ unsigned char sha1[20];
+ int flag;
+ const char *dst, *cp;
+
+ dst = resolve_ref(src, sha1, 0, &flag);
+ if (!(dst && (flag & REF_ISSYMREF)))
+ return NULL;
+ if (prefix && (cp = skip_prefix(dst, prefix)))
+ dst = cp;
+ return xstrdup(dst);
}
static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
struct ref_list *ref_list = (struct ref_list*)(cb_data);
struct ref_item *newitem;
struct commit *commit;
- int kind;
- int len;
+ int kind, i;
+ const char *prefix, *orig_refname = refname;
+
+ static struct {
+ int kind;
+ const char *prefix;
+ int pfxlen;
+ } ref_kind[] = {
+ { REF_LOCAL_BRANCH, "refs/heads/", 11 },
+ { REF_REMOTE_BRANCH, "refs/remotes/", 13 },
+ };
/* Detect kind */
- if (!prefixcmp(refname, "refs/heads/")) {
- kind = REF_LOCAL_BRANCH;
- refname += 11;
- } else if (!prefixcmp(refname, "refs/remotes/")) {
- kind = REF_REMOTE_BRANCH;
- refname += 13;
- } else
- return 0;
-
- commit = lookup_commit_reference_gently(sha1, 1);
- if (!commit)
- return error("branch '%s' does not point at a commit", refname);
-
- /* Filter with with_commit if specified */
- if (!has_commit(commit, ref_list->with_commit))
+ for (i = 0; i < ARRAY_SIZE(ref_kind); i++) {
+ prefix = ref_kind[i].prefix;
+ if (strncmp(refname, prefix, ref_kind[i].pfxlen))
+ continue;
+ kind = ref_kind[i].kind;
+ refname += ref_kind[i].pfxlen;
+ break;
+ }
+ if (ARRAY_SIZE(ref_kind) <= i)
return 0;
/* Don't add types the caller doesn't want */
if ((kind & ref_list->kinds) == 0)
return 0;
- if (merge_filter != NO_FILTER)
- add_pending_object(&ref_list->revs,
- (struct object *)commit, refname);
+ commit = NULL;
+ if (ref_list->verbose || ref_list->with_commit || merge_filter != NO_FILTER) {
+ commit = lookup_commit_reference_gently(sha1, 1);
+ if (!commit)
+ return error("branch '%s' does not point at a commit", refname);
+
+ /* Filter with with_commit if specified */
+ if (!is_descendant_of(commit, ref_list->with_commit))
+ return 0;
+
+ if (merge_filter != NO_FILTER)
+ add_pending_object(&ref_list->revs,
+ (struct object *)commit, refname);
+ }
/* Resize buffer */
if (ref_list->index >= ref_list->alloc) {
newitem->name = xstrdup(refname);
newitem->kind = kind;
newitem->commit = commit;
- len = strlen(newitem->name);
- if (len > ref_list->maxwidth)
- ref_list->maxwidth = len;
+ newitem->len = strlen(refname);
+ newitem->dest = resolve_symref(orig_refname, prefix);
+ /* adjust for "remotes/" */
+ if (newitem->kind == REF_REMOTE_BRANCH &&
+ ref_list->kinds != REF_REMOTE_BRANCH)
+ newitem->len += 8;
+ if (newitem->len > ref_list->maxwidth)
+ ref_list->maxwidth = newitem->len;
return 0;
}
{
int i;
- for (i = 0; i < ref_list->index; i++)
+ for (i = 0; i < ref_list->index; i++) {
free(ref_list->list[i].name);
+ free(ref_list->list[i].dest);
+ }
free(ref_list->list);
}
return strcmp(c1->name, c2->name);
}
-static void fill_tracking_info(struct strbuf *stat, const char *branch_name)
+static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
+ int show_upstream_ref)
{
int ours, theirs;
struct branch *branch = branch_get(branch_name);
- if (!stat_tracking_info(branch, &ours, &theirs) || (!ours && !theirs))
+ if (!stat_tracking_info(branch, &ours, &theirs)) {
+ if (branch && branch->merge && branch->merge[0]->dst &&
+ show_upstream_ref)
+ strbuf_addf(stat, "[%s] ",
+ shorten_unambiguous_ref(branch->merge[0]->dst, 0));
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);
+ strbuf_addf(stat, "behind %d] ", theirs);
else if (!theirs)
- strbuf_addf(stat, "[ahead %d] ", ours);
+ strbuf_addf(stat, "ahead %d] ", ours);
else
- strbuf_addf(stat, "[ahead %d, behind %d] ", ours, theirs);
+ strbuf_addf(stat, "ahead %d, behind %d] ", ours, theirs);
}
static int matches_merge_filter(struct commit *commit)
}
static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
- int abbrev, int current)
+ int abbrev, int current, char *prefix)
{
char c;
int color;
struct commit *commit = item->commit;
+ struct strbuf out = STRBUF_INIT, name = STRBUF_INIT;
if (!matches_merge_filter(commit))
return;
switch (item->kind) {
case REF_LOCAL_BRANCH:
- color = COLOR_BRANCH_LOCAL;
+ color = BRANCH_COLOR_LOCAL;
break;
case REF_REMOTE_BRANCH:
- color = COLOR_BRANCH_REMOTE;
+ color = BRANCH_COLOR_REMOTE;
break;
default:
- color = COLOR_BRANCH_PLAIN;
+ color = BRANCH_COLOR_PLAIN;
break;
}
c = ' ';
if (current) {
c = '*';
- color = COLOR_BRANCH_CURRENT;
+ color = BRANCH_COLOR_CURRENT;
}
- if (verbose) {
+ strbuf_addf(&name, "%s%s", prefix, item->name);
+ if (verbose)
+ strbuf_addf(&out, "%c %s%-*s%s", c, branch_get_color(color),
+ maxwidth, name.buf,
+ branch_get_color(BRANCH_COLOR_RESET));
+ else
+ strbuf_addf(&out, "%c %s%s%s", c, branch_get_color(color),
+ name.buf, branch_get_color(BRANCH_COLOR_RESET));
+
+ if (item->dest)
+ strbuf_addf(&out, " -> %s", item->dest);
+ else if (verbose) {
struct strbuf subject = STRBUF_INIT, stat = STRBUF_INIT;
const char *sub = " **** invalid ref ****";
commit = item->commit;
if (commit && !parse_commit(commit)) {
+ struct pretty_print_context ctx = {0};
pretty_print_commit(CMIT_FMT_ONELINE, commit,
- &subject, 0, NULL, NULL, 0, 0);
+ &subject, &ctx);
sub = subject.buf;
}
if (item->kind == REF_LOCAL_BRANCH)
- fill_tracking_info(&stat, item->name);
+ fill_tracking_info(&stat, item->name, verbose > 1);
- printf("%c %s%-*s%s %s %s%s\n", c, branch_get_color(color),
- maxwidth, item->name,
- branch_get_color(COLOR_BRANCH_RESET),
- find_unique_abbrev(item->commit->object.sha1, abbrev),
- stat.buf, sub);
+ strbuf_addf(&out, " %s %s%s",
+ find_unique_abbrev(item->commit->object.sha1, abbrev),
+ stat.buf, sub);
strbuf_release(&stat);
strbuf_release(&subject);
- } else {
- printf("%c %s%s%s\n", c, branch_get_color(color), item->name,
- branch_get_color(COLOR_BRANCH_RESET));
}
+ printf("%s\n", out.buf);
+ strbuf_release(&name);
+ strbuf_release(&out);
}
static int calc_maxwidth(struct ref_list *refs)
{
- int i, l, w = 0;
+ int i, w = 0;
for (i = 0; i < refs->index; i++) {
if (!matches_merge_filter(refs->list[i].commit))
continue;
- l = strlen(refs->list[i].name);
- if (l > w)
- w = l;
+ if (refs->list[i].len > w)
+ w = refs->list[i].len;
}
return w;
}
+
+static void show_detached(struct ref_list *ref_list)
+{
+ struct commit *head_commit = lookup_commit_reference_gently(head_sha1, 1);
+
+ if (head_commit && is_descendant_of(head_commit, ref_list->with_commit)) {
+ struct ref_item item;
+ item.name = xstrdup("(no branch)");
+ item.len = strlen(item.name);
+ item.kind = REF_LOCAL_BRANCH;
+ item.dest = NULL;
+ item.commit = head_commit;
+ if (item.len > ref_list->maxwidth)
+ ref_list->maxwidth = item.len;
+ print_ref_item(&item, ref_list->maxwidth, ref_list->verbose, ref_list->abbrev, 1, "");
+ free(item.name);
+ }
+}
+
static void print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit)
{
int i;
struct ref_list ref_list;
- struct commit *head_commit = lookup_commit_reference_gently(head_sha1, 1);
memset(&ref_list, 0, sizeof(ref_list));
ref_list.kinds = kinds;
+ ref_list.verbose = verbose;
+ ref_list.abbrev = abbrev;
ref_list.with_commit = with_commit;
if (merge_filter != NO_FILTER)
init_revisions(&ref_list.revs, NULL);
- for_each_ref(append_ref, &ref_list);
+ for_each_rawref(append_ref, &ref_list);
if (merge_filter != NO_FILTER) {
struct commit *filter;
filter = lookup_commit_reference_gently(merge_filter_ref, 0);
qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
detached = (detached && (kinds & REF_LOCAL_BRANCH));
- if (detached && head_commit && has_commit(head_commit, with_commit)) {
- struct ref_item item;
- item.name = xstrdup("(no branch)");
- item.kind = REF_LOCAL_BRANCH;
- item.commit = head_commit;
- if (strlen(item.name) > ref_list.maxwidth)
- ref_list.maxwidth = strlen(item.name);
- print_ref_item(&item, ref_list.maxwidth, verbose, abbrev, 1);
- free(item.name);
- }
+ if (detached)
+ show_detached(&ref_list);
for (i = 0; i < ref_list.index; i++) {
int current = !detached &&
(ref_list.list[i].kind == REF_LOCAL_BRANCH) &&
!strcmp(ref_list.list[i].name, head);
+ char *prefix = (kinds != REF_REMOTE_BRANCH &&
+ ref_list.list[i].kind == REF_REMOTE_BRANCH)
+ ? "remotes/" : "";
print_ref_item(&ref_list.list[i], ref_list.maxwidth, verbose,
- abbrev, current);
+ abbrev, current, prefix);
}
free_ref_list(&ref_list);
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;
if (!oldname)
die("cannot rename the current branch while not on any.");
- strbuf_addf(&oldref, "refs/heads/%s", oldname);
-
- if (check_ref_format(oldref.buf))
- die("Invalid branch name: %s", oldref.buf);
-
- strbuf_addf(&newref, "refs/heads/%s", newname);
+ if (strbuf_check_branch_ref(&oldref, oldname)) {
+ /*
+ * 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))
+ recovery = 1;
+ else
+ die("Invalid branch name: '%s'", oldname);
+ }
- if (check_ref_format(newref.buf))
- die("Invalid branch name: %s", newref.buf);
+ if (strbuf_check_branch_ref(&newref, newname))
+ die("Invalid branch name: '%s'", newname);
if (resolve_ref(newref.buf, sha1, 1, NULL) && !force)
- die("A branch named '%s' already exists.", newname);
+ die("A branch named '%s' already exists.", newref.buf + 11);
strbuf_addf(&logmsg, "Branch: renamed %s to %s",
oldref.buf, newref.buf);
die("Branch rename failed");
strbuf_release(&logmsg);
+ if (recovery)
+ warning("Renamed a misnamed branch '%s' away", oldref.buf + 11);
+
/* no need to pass logmsg here as HEAD didn't really move */
if (!strcmp(oldname, head) && create_symref("HEAD", newref.buf, NULL))
die("Branch renamed to %s, but HEAD is not updated!", newname);
strbuf_release(&newsection);
}
-static int opt_parse_with_commit(const struct option *opt, const char *arg, int unset)
-{
- unsigned char sha1[20];
- struct commit *commit;
-
- if (!arg)
- return -1;
- if (get_sha1(arg, sha1))
- die("malformed object name %s", arg);
- commit = lookup_commit_reference(sha1);
- if (!commit)
- die("no such commit %s", arg);
- commit_list_insert(commit, opt->value);
- return 0;
-}
-
static int opt_parse_merge_filter(const struct option *opt, const char *arg, int unset)
{
merge_filter = ((opt->long_name[0] == 'n')
struct option options[] = {
OPT_GROUP("Generic options"),
OPT__VERBOSE(&verbose),
- OPT_SET_INT( 0 , "track", &track, "set up tracking mode (see git-pull(1))",
+ 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_BOOLEAN( 0 , "color", &branch_use_color, "use colored output"),
OPT_SET_INT('r', NULL, &kinds, "act on remote-tracking branches",
REF_REMOTE_BRANCH),
OPTION_CALLBACK, 0, "contains", &with_commit, "commit",
"print only branches that contain the commit",
PARSE_OPT_LASTARG_DEFAULT,
- opt_parse_with_commit, (intptr_t)"HEAD",
+ parse_opt_with_commit, (intptr_t)"HEAD",
},
{
OPTION_CALLBACK, 0, "with", &with_commit, "commit",
"print only branches that contain the commit",
PARSE_OPT_HIDDEN | PARSE_OPT_LASTARG_DEFAULT,
- opt_parse_with_commit, (intptr_t) "HEAD",
+ parse_opt_with_commit, (intptr_t) "HEAD",
},
OPT__ABBREV(&abbrev),
OPT_BIT('m', NULL, &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('f', NULL, &force_create, "force creation (when already exists)"),
+ OPT_BOOLEAN('f', "force", &force_create, "force creation (when already exists)"),
{
OPTION_CALLBACK, 0, "no-merged", &merge_filter_ref,
"commit", "print only not merged branches",
}
hashcpy(merge_filter_ref, head_sha1);
- argc = parse_options(argc, argv, options, builtin_branch_usage, 0);
+ argc = parse_options(argc, argv, prefix, options, builtin_branch_usage,
+ 0);
if (!!delete + !!rename + !!force_create > 1)
usage_with_options(builtin_branch_usage, options);