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Diffstat (limited to 'refs.c')
-rw-r--r--refs.c33
1 files changed, 19 insertions, 14 deletions
diff --git a/refs.c b/refs.c
index 5a860c41e..0f24c8d5d 100644
--- a/refs.c
+++ b/refs.c
@@ -6,6 +6,7 @@
/* ISSYMREF=01 and ISPACKED=02 are public interfaces */
#define REF_KNOWS_PEELED 04
+#define REF_BROKEN 010
struct ref_list {
struct ref_list *next;
@@ -275,8 +276,10 @@ static struct ref_list *get_ref_dir(const char *base, struct ref_list *list)
list = get_ref_dir(ref, list);
continue;
}
- if (!resolve_ref(ref, sha1, 1, &flag))
+ if (!resolve_ref(ref, sha1, 1, &flag)) {
hashclr(sha1);
+ flag |= REF_BROKEN;
+ }
list = add_ref(ref, sha1, flag, list, NULL);
}
free(ref);
@@ -539,10 +542,10 @@ static int do_one_ref(const char *base, each_ref_fn fn, int trim,
{
if (strncmp(base, entry->name, trim))
return 0;
- /* Is this a "negative ref" that represents a deleted ref? */
- if (is_null_sha1(entry->sha1))
- return 0;
+
if (!(flags & DO_FOR_EACH_INCLUDE_BROKEN)) {
+ if (entry->flag & REF_BROKEN)
+ return 0; /* ignore dangling symref */
if (!has_sha1_file(entry->sha1)) {
error("%s does not point to a valid object!", entry->name);
return 0;
@@ -1572,7 +1575,7 @@ 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);
@@ -1585,24 +1588,24 @@ 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] != ' ' ||
@@ -1616,11 +1619,13 @@ 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;
}