#include "builtin.h"
#include "remote.h"
#include "parse-options.h"
+#include "branch.h"
+#include "diff.h"
+#include "revision.h"
static const char * const builtin_branch_usage[] = {
- "git-branch [options] [-r | -a]",
- "git-branch [options] [-l] [-f] <branchname> [<start-point>]",
- "git-branch [options] [-r] (-d | -D) <branchname>",
- "git
-branch [options] (-m | -M) [<oldbranch>] <newbranch>",
+ "git branch [options] [-r | -a] [--merged | --no-merged]",
+ "git branch [options] [-l] [-f] <branchname> [<start-point>]",
+ "git branch [options] [-r] (-d | -D) <branchname>",
+ "git
branch [options] (-m | -M) [<oldbranch>] <newbranch>",
NULL
};
-#define REF_UNKNOWN_TYPE 0x00
#define REF_LOCAL_BRANCH 0x01
#define REF_REMOTE_BRANCH 0x02
-#define REF_TAG 0x04
static const char *head;
static unsigned char head_sha1[20];
-static int branch_track = 1;
-
-static int branch_use_color;
+static int branch_use_color = -1;
static char branch_colors[][COLOR_MAXLEN] = {
"\033[m", /* reset */
"", /* PLAIN (normal) */
COLOR_BRANCH_CURRENT = 4,
};
+static enum merge_filter {
+ NO_FILTER = 0,
+ SHOW_NOT_MERGED,
+ SHOW_MERGED,
+} merge_filter;
+static unsigned char merge_filter_ref[20];
+
static int parse_branch_color_slot(const char *var, int ofs)
{
if (!strcasecmp(var+ofs, "plain"))
die("bad config variable '%s'", var);
}
-static int git_branch_config(const char *var, const char *value)
+static int git_branch_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "color.branch")) {
branch_use_color = git_config_colorbool(var, value, -1);
color_parse(value, var, branch_colors[slot]);
return 0;
}
- if (!strcmp(var, "branch.autosetupmerge")) {
- branch_track = git_config_bool(var, value);
- return 0;
- }
- return git_default_config(var, value);
+ return git_color_default_config(var, value, cb);
}
static const char *branch_get_color(enum color_branch ix)
{
- if (branch_use_color)
+ if (branch_use_color > 0)
return branch_colors[ix];
return "";
}
continue;
}
- if (name)
- free(name);
+ free(name);
name = xstrdup(mkpath(fmt, argv[i]));
if (!resolve_ref(name, sha1, 1, NULL)) {
}
}
- if (name)
- free(name);
+ free(name);
return(ret);
}
struct ref_item {
char *name;
unsigned int kind;
- unsigned char sha1[20];
+ struct commit *commit;
};
struct ref_list {
+ struct rev_info revs;
int index, alloc, maxwidth;
struct ref_item *list;
struct commit_list *with_commit;
int kinds;
};
-static int has_commit(const unsigned char *sha1, struct commit_list *with_commit)
+static int has_commit(struct commit *commit, struct commit_list *with_commit)
{
- struct commit *commit;
-
if (!with_commit)
return 1;
- commit = lookup_commit_reference_gently(sha1, 1);
- if (!commit)
- return 0;
while (with_commit) {
struct commit *other;
{
struct ref_list *ref_list = (struct ref_list*)(cb_data);
struct ref_item *newitem;
- int kind = REF_UNKNOWN_TYPE;
+ struct commit *commit;
+ int kind;
int len;
/* Detect kind */
} else if (!prefixcmp(refname, "refs/remotes/")) {
kind = REF_REMOTE_BRANCH;
refname += 13;
- } else if (!prefixcmp(refname, "refs/tags/")) {
- kind = REF_TAG;
- refname += 10;
- }
+ } 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(sha1, ref_list->with_commit))
+ if (!has_commit(commit, ref_list->with_commit))
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);
+
/* Resize buffer */
if (ref_list->index >= ref_list->alloc) {
ref_list->alloc = alloc_nr(ref_list->alloc);
newitem = &(ref_list->list[ref_list->index++]);
newitem->name = xstrdup(refname);
newitem->kind = kind;
- hashcpy(newitem->sha1, sha1);
+ newitem->commit = commit;
len = strlen(newitem->name);
if (len > ref_list->maxwidth)
ref_list->maxwidth = len;
return strcmp(c1->name, c2->name);
}
+static void fill_tracking_info(char *stat, const char *branch_name)
+{
+ int ours, theirs;
+ struct branch *branch = branch_get(branch_name);
+
+ if (!stat_tracking_info(branch, &ours, &theirs) || (!ours && !theirs))
+ return;
+ if (!ours)
+ sprintf(stat, "[behind %d] ", theirs);
+ else if (!theirs)
+ sprintf(stat, "[ahead %d] ", ours);
+ else
+ sprintf(stat, "[ahead %d, behind %d] ", ours, theirs);
+}
+
+static int matches_merge_filter(struct commit *commit)
+{
+ int is_merged;
+
+ if (merge_filter == NO_FILTER)
+ return 1;
+
+ is_merged = !!(commit->object.flags & UNINTERESTING);
+ return (is_merged == (merge_filter == SHOW_MERGED));
+}
+
static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
int abbrev, int current)
{
char c;
int color;
- struct commit *commit;
+ struct commit *commit = item->commit;
+
+ if (!matches_merge_filter(commit))
+ return;
switch (item->kind) {
case REF_LOCAL_BRANCH:
if (verbose) {
struct strbuf subject;
const char *sub = " **** invalid ref ****";
+ char stat[128];
strbuf_init(&subject, 0);
+ stat[0] = '\0';
- commit = lookup_commit(item->sha1);
+ commit = item->commit;
if (commit && !parse_commit(commit)) {
pretty_print_commit(CMIT_FMT_ONELINE, commit,
&subject, 0, NULL, NULL, 0, 0);
sub = subject.buf;
}
- printf("%c %s%-*s%s %s %s\n", c, branch_get_color(color),
+
+ if (item->kind == REF_LOCAL_BRANCH)
+ fill_tracking_info(stat, item->name);
+
+ 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->sha1, abbrev), sub);
+ find_unique_abbrev(item->commit->object.sha1, abbrev),
+ stat, sub);
strbuf_release(&subject);
} else {
printf("%c %s%s%s\n", c, branch_get_color(color), item->name,
}
}
+static int calc_maxwidth(struct ref_list *refs)
+{
+ int i, l, 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;
+ }
+ return w;
+}
+
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.with_commit = with_commit;
+ if (merge_filter != NO_FILTER)
+ init_revisions(&ref_list.revs, NULL);
for_each_ref(append_ref, &ref_list);
+ if (merge_filter != NO_FILTER) {
+ struct commit *filter;
+ filter = lookup_commit_reference_gently(merge_filter_ref, 0);
+ filter->object.flags |= UNINTERESTING;
+ add_pending_object(&ref_list.revs,
+ (struct object *) filter, "");
+ ref_list.revs.limited = 1;
+ prepare_revision_walk(&ref_list.revs);
+ if (verbose)
+ ref_list.maxwidth = calc_maxwidth(&ref_list);
+ }
qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
detached = (detached && (kinds & REF_LOCAL_BRANCH));
- if (detached && has_commit(head_sha1, with_commit)) {
+ if (detached && head_commit && has_commit(head_commit, with_commit)) {
struct ref_item item;
item.name = xstrdup("(no branch)");
item.kind = REF_LOCAL_BRANCH;
- hashcpy(item.sha1, head_sha1);
+ item.commit = head_commit;
if (strlen(item.name) > ref_list.maxwidth)
- ref_list.maxwidth = strlen(item.name);
+ ref_list.maxwidth = strlen(item.name);
print_ref_item(&item, ref_list.maxwidth, verbose, abbrev, 1);
free(item.name);
}
free_ref_list(&ref_list);
}
-struct tracking {
- struct refspec spec;
- char *src;
- const char *remote;
- int matches;
-};
-
-static int find_tracked_branch(struct remote *remote, void *priv)
-{
- struct tracking *tracking = priv;
-
- if (!remote_find_tracking(remote, &tracking->spec)) {
- if (++tracking->matches == 1) {
- tracking->src = tracking->spec.src;
- tracking->remote = remote->name;
- } else {
- free(tracking->spec.src);
- if (tracking->src) {
- free(tracking->src);
- tracking->src = NULL;
- }
- }
- tracking->spec.src = NULL;
- }
-
- return 0;
-}
-
-
-/*
- * This is called when new_ref is branched off of orig_ref, and tries
- * to infer the settings for branch.<new_ref>.{remote,merge} from the
- * config.
- */
-static int setup_tracking(const char *new_ref, const char *orig_ref)
-{
- char key[1024];
- struct tracking tracking;
-
- if (strlen(new_ref) > 1024 - 7 - 7 - 1)
- return error("Tracking not set up: name too long: %s",
- new_ref);
-
- memset(&tracking, 0, sizeof(tracking));
- tracking.spec.dst = (char *)orig_ref;
- if (for_each_remote(find_tracked_branch, &tracking) ||
- !tracking.matches)
- return 1;
-
- if (tracking.matches > 1)
- return error("Not tracking: ambiguous information for ref %s",
- orig_ref);
-
- if (tracking.matches == 1) {
- sprintf(key, "branch.%s.remote", new_ref);
- git_config_set(key, tracking.remote ? tracking.remote : ".");
- sprintf(key, "branch.%s.merge", new_ref);
- git_config_set(key, tracking.src);
- free(tracking.src);
- printf("Branch %s set up to track remote branch %s.\n",
- new_ref, orig_ref);
- }
-
- return 0;
-}
-
-static void create_branch(const char *name, const char *start_name,
- int force, int reflog, int track)
-{
- struct ref_lock *lock;
- struct commit *commit;
- unsigned char sha1[20];
- char *real_ref, ref[PATH_MAX], msg[PATH_MAX + 20];
- int forcing = 0;
-
- snprintf(ref, sizeof ref, "refs/heads/%s", name);
- if (check_ref_format(ref))
- die("'%s' is not a valid branch name.", name);
-
- if (resolve_ref(ref, sha1, 1, NULL)) {
- if (!force)
- die("A branch named '%s' already exists.", name);
- else if (!is_bare_repository() && !strcmp(head, name))
- die("Cannot force update the current branch.");
- forcing = 1;
- }
-
- real_ref = NULL;
- if (get_sha1(start_name, sha1))
- die("Not a valid object name: '%s'.", start_name);
-
- switch (dwim_ref(start_name, strlen(start_name), sha1, &real_ref)) {
- case 0:
- /* Not branching from any existing branch */
- real_ref = NULL;
- break;
- case 1:
- /* Unique completion -- good */
- break;
- default:
- die("Ambiguous object name: '%s'.", start_name);
- break;
- }
-
- if ((commit = lookup_commit_reference(sha1)) == NULL)
- die("Not a valid branch point: '%s'.", start_name);
- hashcpy(sha1, commit->object.sha1);
-
- lock = lock_any_ref_for_update(ref, NULL, 0);
- if (!lock)
- die("Failed to lock ref for update: %s.", strerror(errno));
-
- if (reflog)
- log_all_ref_updates = 1;
-
- if (forcing)
- snprintf(msg, sizeof msg, "branch: Reset from %s",
- start_name);
- else
- snprintf(msg, sizeof msg, "branch: Created from %s",
- start_name);
-
- /* When branching off a remote branch, set up so that git-pull
- automatically merges from there. So far, this is only done for
- remotes registered via .git/config. */
- if (real_ref && track)
- setup_tracking(name, real_ref);
-
- if (write_ref_sha1(lock, sha1, msg) < 0)
- die("Failed to write ref: %s.", strerror(errno));
-
- if (real_ref)
- free(real_ref);
-}
-
static void rename_branch(const char *oldname, const char *newname, int force)
{
char oldref[PATH_MAX], newref[PATH_MAX], logmsg[PATH_MAX*2 + 100];
return 0;
}
+static int opt_parse_merge_filter(const struct option *opt, const char *arg, int unset)
+{
+ merge_filter = ((opt->long_name[0] == 'n')
+ ? SHOW_NOT_MERGED
+ : SHOW_MERGED);
+ if (unset)
+ merge_filter = SHOW_NOT_MERGED; /* b/c for --no-merged */
+ if (!arg)
+ arg = "HEAD";
+ if (get_sha1(arg, merge_filter_ref))
+ die("malformed object name %s", arg);
+ return 0;
+}
+
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, track;
+ int reflog = 0;
+ enum branch_track track;
int kinds = REF_LOCAL_BRANCH;
struct commit_list *with_commit = NULL;
struct option options[] = {
OPT_GROUP("Generic options"),
OPT__VERBOSE(&verbose),
- OPT_BOOLEAN( 0 , "track", &track, "set up tracking mode (see git-pull(1))"),
+ OPT_SET_INT( 0 , "track", &track, "set up tracking mode (see git-pull(1))",
+ BRANCH_TRACK_EXPLICIT),
OPT_BOOLEAN( 0 , "color", &branch_use_color, "use colored output"),
OPT_SET_INT('r', NULL, &kinds, "act on remote-tracking branches",
REF_REMOTE_BRANCH),
- OPT_CALLBACK(0, "contains", &with_commit, "commit",
- "print only branches that contain the commit",
- opt_parse_with_commit),
+ {
+ 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",
+ },
{
OPTION_CALLBACK, 0, "with", &with_commit, "commit",
"print only branches that contain the commit",
- PARSE_OPT_HIDDEN, opt_parse_with_commit,
+ PARSE_OPT_HIDDEN | PARSE_OPT_LASTARG_DEFAULT,
+ opt_parse_with_commit, (intptr_t) "HEAD",
},
OPT__ABBREV(&abbrev),
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)"),
+ {
+ OPTION_CALLBACK, 0, "no-merged", &merge_filter_ref,
+ "commit", "print only not merged branches",
+ PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG,
+ opt_parse_merge_filter, (intptr_t) "HEAD",
+ },
+ {
+ OPTION_CALLBACK, 0, "merged", &merge_filter_ref,
+ "commit", "print only merged branches",
+ PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG,
+ opt_parse_merge_filter, (intptr_t) "HEAD",
+ },
OPT_END(),
};
- git_config(git_branch_config);
- track = branch_track;
- argc = parse_options(argc, argv, options, builtin_branch_usage, 0);
- if (!!delete + !!rename + !!force_create > 1)
- usage_with_options(builtin_branch_usage, options);
+ 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);
if (!head)
die("HEAD not found below refs/heads!");
head += 11;
}
+ hashcpy(merge_filter_ref, head_sha1);
+
+ argc = parse_options(argc, argv, options, builtin_branch_usage, 0);
+ if (!!delete + !!rename + !!force_create > 1)
+ usage_with_options(builtin_branch_usage, options);
if (delete)
return delete_branches(argc, argv, delete > 1, kinds);
else if (rename && (argc == 2))
rename_branch(argv[0], argv[1], rename > 1);
else if (argc <= 2)
- create_branch(argv[0], (argc == 2) ? argv[1] : head,
+ create_branch(head, argv[0], (argc == 2) ? argv[1] : head,
force_create, reflog, track);
else
usage_with_options(builtin_branch_usage, options);