diff options
Diffstat (limited to 'builtin/branch.c')
-rw-r--r-- | builtin/branch.c | 204 |
1 files changed, 165 insertions, 39 deletions
diff --git a/builtin/branch.c b/builtin/branch.c index 51ca6a02d7..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")) @@ -70,6 +75,8 @@ 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); return 0; @@ -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))) @@ -374,6 +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)) { @@ -384,16 +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) @@ -472,7 +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); } @@ -528,6 +564,10 @@ static int print_ref_list(int kinds, int detached, int verbose, int abbrev, stru 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, ""); @@ -565,9 +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.")); @@ -577,13 +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); } - validate_new_branchname(newname, &newref, force, 0); + /* + * 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); + + validate_new_branchname(newname, &newref, force, clobber_head_ok); strbuf_addf(&logmsg, "Branch: renamed %s to %s", oldref.buf, newref.buf); @@ -623,11 +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, list = 0; int verbose = 0, abbrev = -1, detached = 0; - int reflog = 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; @@ -636,6 +721,7 @@ 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", @@ -666,6 +752,8 @@ int cmd_branch(int argc, const char **argv, const char *prefix) OPT_BIT('M', NULL, &rename, "move/rename a branch, even if target exists", 2), 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, @@ -679,6 +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(), }; @@ -689,10 +778,9 @@ int cmd_branch(int argc, const char **argv, const char *prefix) 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 { @@ -702,10 +790,11 @@ 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 && argc == 0) + if (!delete && !rename && !edit_description && argc == 0) list = 1; if (!!delete + !!rename + !!force_create + !!list > 1) @@ -713,24 +802,61 @@ int cmd_branch(int argc, const char **argv, const char *prefix) 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 (list) - return print_ref_list(kinds, detached, verbose, abbrev, - with_commit, argv); - else if (rename) { + 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 <= 2) { + } 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); |