if (exists
? !status
: status == SHORT_NAME_NOT_FOUND) {
- hex[len] = 0;
+ int cut_at = len + unique_abbrev_extra_length;
+ cut_at = (cut_at < 40) ? cut_at : 40;
+ hex[cut_at] = 0;
return hex;
}
len++;
static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
{
- static const char *warning = "warning: refname '%.*s' is ambiguous.\n";
+ static const char *warn_msg = "refname '%.*s' is ambiguous.";
char *real_ref = NULL;
int refs_found = 0;
int at, reflog_len;
return -1;
if (warn_ambiguous_refs && refs_found > 1)
- fprintf(stderr, warning, len, str);
+ warning(warn_msg, len, str);
if (reflog_len) {
int nth, i;
if (read_ref_at(real_ref, at_time, nth, sha1, NULL,
&co_time, &co_tz, &co_cnt)) {
if (at_time)
- fprintf(stderr,
- "warning: Log for '%.*s' only goes "
- "back to %s.\n", len, str,
+ warning("Log for '%.*s' only goes "
+ "back to %s.", len, str,
show_date(co_time, co_tz, DATE_RFC2822));
- else
- fprintf(stderr,
- "warning: Log for '%.*s' only has "
- "%d entries.\n", len, str, co_cnt);
+ else {
+ free(real_ref);
+ die("Log for '%.*s' only has %d entries.",
+ len, str, co_cnt);
+ }
}
}
return len;
}
+int strbuf_branchname(struct strbuf *sb, const char *name)
+{
+ int len = strlen(name);
+ if (interpret_branch_name(name, sb) == len)
+ return 0;
+ strbuf_add(sb, name, len);
+ return len;
+}
+
+int strbuf_check_branch_ref(struct strbuf *sb, const char *name)
+{
+ strbuf_branchname(sb, name);
+ if (name[0] == '-')
+ return CHECK_REF_FORMAT_ERROR;
+ strbuf_splice(sb, 0, 0, "refs/heads/", 11);
+ return check_ref_format(sb->buf);
+}
+
/*
* This is like "get_sha1_basic()", except it allows "sha1 expressions",
* notably "xyz^" for "parent of xyz"
/* sha1:path --> object name of path in ent sha1
* :path -> object name of path in index
* :[0-3]:path -> object name of path in index at stage
+ * :/foo -> recent commit matching foo
*/
if (name[0] == ':') {
int stage = 0;
struct cache_entry *ce;
int pos;
if (namelen > 2 && name[1] == '/')
+ /* don't need mode for commit */
return get_sha1_oneline(name + 2, sha1);
if (namelen < 3 ||
name[2] != ':' ||
break;
if (ce_stage(ce) == stage) {
hashcpy(sha1, ce->sha1);
+ oc->mode = ce->ce_mode;
return 0;
}
pos++;