diff options
Diffstat (limited to 'refs.c')
| -rw-r--r-- | refs.c | 101 |
1 files changed, 82 insertions, 19 deletions
@@ -289,6 +289,7 @@ static struct ref_list *get_ref_dir(const char *base, struct ref_list *list) } struct warn_if_dangling_data { + FILE *fp; const char *refname; const char *msg_fmt; }; @@ -307,13 +308,13 @@ static int warn_if_dangling_symref(const char *refname, const unsigned char *sha if (!resolves_to || strcmp(resolves_to, d->refname)) return 0; - printf(d->msg_fmt, refname); + fprintf(d->fp, d->msg_fmt, refname); return 0; } -void warn_dangling_symref(const char *msg_fmt, const char *refname) +void warn_dangling_symref(FILE *fp, const char *msg_fmt, const char *refname) { - struct warn_if_dangling_data data = { refname, msg_fmt }; + struct warn_if_dangling_data data = { fp, refname, msg_fmt }; for_each_rawref(warn_if_dangling_symref, &data); } @@ -521,6 +522,13 @@ const char *resolve_ref(const char *ref, unsigned char *sha1, int reading, int * return ref; } +/* The argument to filter_refs */ +struct ref_filter { + const char *pattern; + each_ref_fn *fn; + void *cb_data; +}; + int read_ref(const char *ref, unsigned char *sha1) { if (resolve_ref(ref, sha1, 1, NULL)) @@ -547,6 +555,15 @@ static int do_one_ref(const char *base, each_ref_fn fn, int trim, return fn(entry->name + trim, entry->sha1, entry->flag, cb_data); } +static int filter_refs(const char *ref, const unsigned char *sha, int flags, + void *data) +{ + struct ref_filter *filter = (struct ref_filter *)data; + if (fnmatch(filter->pattern, ref, 0)) + return 0; + return filter->fn(ref, sha, flags, filter->cb_data); +} + int peel_ref(const char *ref, unsigned char *sha1) { int flag; @@ -671,6 +688,48 @@ int for_each_remote_ref(each_ref_fn fn, void *cb_data) return for_each_ref_in("refs/remotes/", fn, cb_data); } +int for_each_replace_ref(each_ref_fn fn, void *cb_data) +{ + return do_for_each_ref("refs/replace/", fn, 13, 0, cb_data); +} + +int for_each_glob_ref_in(each_ref_fn fn, const char *pattern, + const char *prefix, void *cb_data) +{ + struct strbuf real_pattern = STRBUF_INIT; + struct ref_filter filter; + const char *has_glob_specials; + int ret; + + if (!prefix && prefixcmp(pattern, "refs/")) + strbuf_addstr(&real_pattern, "refs/"); + else if (prefix) + strbuf_addstr(&real_pattern, prefix); + strbuf_addstr(&real_pattern, pattern); + + has_glob_specials = strpbrk(pattern, "?*["); + if (!has_glob_specials) { + /* Append implied '/' '*' if not present. */ + if (real_pattern.buf[real_pattern.len - 1] != '/') + strbuf_addch(&real_pattern, '/'); + /* No need to check for '*', there is none. */ + strbuf_addch(&real_pattern, '*'); + } + + filter.pattern = real_pattern.buf; + filter.fn = fn; + filter.cb_data = cb_data; + ret = for_each_ref(filter_refs, &filter); + + strbuf_release(&real_pattern); + return ret; +} + +int for_each_glob_ref(each_ref_fn fn, const char *pattern, void *cb_data) +{ + return for_each_glob_ref_in(fn, pattern, NULL, cb_data); +} + int for_each_rawref(each_ref_fn fn, void *cb_data) { return do_for_each_ref("refs/", fn, 0, @@ -686,12 +745,13 @@ int for_each_rawref(each_ref_fn fn, void *cb_data) * - it has ASCII control character, "~", "^", ":" or SP, anywhere, or * - it ends with a "/". * - it ends with ".lock" + * - it contains a "\" (backslash) */ static inline int bad_ref_char(int ch) { if (((unsigned) ch) <= ' ' || - ch == '~' || ch == '^' || ch == ':') + ch == '~' || ch == '^' || ch == ':' || ch == '\\') return 1; /* 2.13 Pattern Matching Notation */ if (ch == '?' || ch == '[') /* Unsupported */ @@ -754,9 +814,8 @@ int check_ref_format(const char *ref) } } -const char *prettify_ref(const struct ref *ref) +const char *prettify_refname(const char *name) { - const char *name = ref->name; return name + ( !prefixcmp(name, "refs/heads/") ? 11 : !prefixcmp(name, "refs/tags/") ? 10 : @@ -824,7 +883,7 @@ static int remove_empty_directories(const char *file) strbuf_init(&path, 20); strbuf_addstr(&path, file); - result = remove_dir_recursively(&path, 1); + result = remove_dir_recursively(&path, REMOVE_DIR_EMPTY_ONLY); strbuf_release(&path); @@ -970,8 +1029,10 @@ static int repack_without_ref(const char *refname) if (!found) return 0; fd = hold_lock_file_for_update(&packlock, git_path("packed-refs"), 0); - if (fd < 0) + if (fd < 0) { + unable_to_lock_error(git_path("packed-refs"), errno); return error("cannot delete '%s' from packed refs", refname); + } for (list = packed_ref_list; list; list = list->next) { char line[PATH_MAX + 100]; @@ -1422,7 +1483,7 @@ int read_ref_at(const char *ref, unsigned long at_time, int cnt, unsigned char * logfile = git_path("logs/%s", ref); logfd = open(logfile, O_RDONLY, 0); if (logfd < 0) - die("Unable to read log %s: %s", logfile, strerror(errno)); + die_errno("Unable to read log '%s'", logfile); fstat(logfd, &st); if (!st.st_size) die("Log %s is empty.", logfile); @@ -1516,7 +1577,7 @@ int for_each_recent_reflog_ent(const char *ref, each_reflog_ent_fn fn, long ofs, { const char *logfile; FILE *logfp; - char buf[1024]; + struct strbuf sb = STRBUF_INIT; int ret = 0; logfile = git_path("logs/%s", ref); @@ -1529,24 +1590,24 @@ int for_each_recent_reflog_ent(const char *ref, each_reflog_ent_fn fn, long ofs, if (fstat(fileno(logfp), &statbuf) || statbuf.st_size < ofs || fseek(logfp, -ofs, SEEK_END) || - fgets(buf, sizeof(buf), logfp)) { + strbuf_getwholeline(&sb, logfp, '\n')) { fclose(logfp); + strbuf_release(&sb); return -1; } } - while (fgets(buf, sizeof(buf), logfp)) { + while (!strbuf_getwholeline(&sb, logfp, '\n')) { unsigned char osha1[20], nsha1[20]; char *email_end, *message; unsigned long timestamp; - int len, tz; + int tz; /* old SP new SP name <email> SP time TAB msg LF */ - len = strlen(buf); - if (len < 83 || buf[len-1] != '\n' || - get_sha1_hex(buf, osha1) || buf[40] != ' ' || - get_sha1_hex(buf + 41, nsha1) || buf[81] != ' ' || - !(email_end = strchr(buf + 82, '>')) || + if (sb.len < 83 || sb.buf[sb.len - 1] != '\n' || + get_sha1_hex(sb.buf, osha1) || sb.buf[40] != ' ' || + get_sha1_hex(sb.buf + 41, nsha1) || sb.buf[81] != ' ' || + !(email_end = strchr(sb.buf + 82, '>')) || email_end[1] != ' ' || !(timestamp = strtoul(email_end + 2, &message, 10)) || !message || message[0] != ' ' || @@ -1560,11 +1621,13 @@ int for_each_recent_reflog_ent(const char *ref, each_reflog_ent_fn fn, long ofs, message += 6; else message += 7; - ret = fn(osha1, nsha1, buf+82, timestamp, tz, message, cb_data); + ret = fn(osha1, nsha1, sb.buf + 82, timestamp, tz, message, + cb_data); if (ret) break; } fclose(logfp); + strbuf_release(&sb); return ret; } |