diff options
Diffstat (limited to 'builtin/branch.c')
| -rw-r--r-- | builtin/branch.c | 89 |
1 files changed, 78 insertions, 11 deletions
diff --git a/builtin/branch.c b/builtin/branch.c index d6691af..d8cccf7 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -104,6 +104,7 @@ 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 +115,8 @@ 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) @@ -141,6 +142,7 @@ 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; } @@ -186,7 +188,7 @@ 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)) { + if (read_ref(name, sha1)) { error(_("%sbranch '%s' not found."), remote, bname.buf); ret = 1; @@ -250,7 +252,7 @@ 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))) @@ -569,7 +571,6 @@ 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; @@ -582,7 +583,7 @@ 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); @@ -634,11 +635,49 @@ 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\n"), + 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; enum branch_track track; int kinds = REF_LOCAL_BRANCH; struct commit_list *with_commit = NULL; @@ -677,6 +716,8 @@ 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, @@ -700,10 +741,9 @@ 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 { @@ -716,7 +756,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, options, builtin_branch_usage, 0); - if (!delete && !rename && argc == 0) + if (!delete && !rename && !edit_description && argc == 0) list = 1; if (!!delete + !!rename + !!force_create + !!list > 1) @@ -730,7 +770,34 @@ int cmd_branch(int argc, const char **argv, const char *prefix) else if (list) return print_ref_list(kinds, detached, verbose, abbrev, with_commit, argv); - else if (rename) { + 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) |