}
/* This function needs to return a meaningful errno on failure */
-static const char *resolve_ref_unsafe_1(const char *refname,
- int resolve_flags,
- unsigned char *sha1,
- int *flags,
- struct strbuf *sb_path)
+static const char *resolve_ref_1(const char *refname,
+ int resolve_flags,
+ unsigned char *sha1,
+ int *flags,
+ struct strbuf *sb_refname,
+ struct strbuf *sb_path,
+ struct strbuf *sb_contents)
{
int depth = MAXDEPTH;
- ssize_t len;
- char buffer[256];
- static char refname_buffer[256];
int bad_name = 0;
if (flags)
/* Follow "normalized" - ie "refs/.." symlinks by hand */
if (S_ISLNK(st.st_mode)) {
- len = readlink(path, buffer, sizeof(buffer)-1);
- if (len < 0) {
+ strbuf_reset(sb_contents);
+ if (strbuf_readlink(sb_contents, path, 0) < 0) {
if (errno == ENOENT || errno == EINVAL)
/* inconsistent with lstat; retry */
goto stat_ref;
else
return NULL;
}
- buffer[len] = 0;
- if (starts_with(buffer, "refs/") &&
- !check_refname_format(buffer, 0)) {
- strcpy(refname_buffer, buffer);
- refname = refname_buffer;
+ if (starts_with(sb_contents->buf, "refs/") &&
+ !check_refname_format(sb_contents->buf, 0)) {
+ strbuf_swap(sb_refname, sb_contents);
+ refname = sb_refname->buf;
if (flags)
*flags |= REF_ISSYMREF;
if (resolve_flags & RESOLVE_REF_NO_RECURSE) {
else
return NULL;
}
- len = read_in_full(fd, buffer, sizeof(buffer)-1);
- if (len < 0) {
+ strbuf_reset(sb_contents);
+ if (strbuf_read(sb_contents, fd, 256) < 0) {
int save_errno = errno;
close(fd);
errno = save_errno;
return NULL;
}
close(fd);
- while (len && isspace(buffer[len-1]))
- len--;
- buffer[len] = '\0';
+ strbuf_rtrim(sb_contents);
/*
* Is it a symbolic ref?
*/
- if (!starts_with(buffer, "ref:")) {
+ if (!starts_with(sb_contents->buf, "ref:")) {
/*
* Please note that FETCH_HEAD has a second
* line containing other data.
*/
- if (get_sha1_hex(buffer, sha1) ||
- (buffer[40] != '\0' && !isspace(buffer[40]))) {
+ if (get_sha1_hex(sb_contents->buf, sha1) ||
+ (sb_contents->buf[40] != '\0' && !isspace(sb_contents->buf[40]))) {
if (flags)
*flags |= REF_ISBROKEN;
errno = EINVAL;
}
if (flags)
*flags |= REF_ISSYMREF;
- buf = buffer + 4;
+ buf = sb_contents->buf + 4;
while (isspace(*buf))
buf++;
- refname = strcpy(refname_buffer, buf);
+ strbuf_reset(sb_refname);
+ strbuf_addstr(sb_refname, buf);
+ refname = sb_refname->buf;
if (resolve_flags & RESOLVE_REF_NO_RECURSE) {
hashclr(sha1);
return refname;
const char *resolve_ref_unsafe(const char *refname, int resolve_flags,
unsigned char *sha1, int *flags)
{
+ static struct strbuf sb_refname = STRBUF_INIT;
+ struct strbuf sb_contents = STRBUF_INIT;
struct strbuf sb_path = STRBUF_INIT;
- const char *ret = resolve_ref_unsafe_1(refname, resolve_flags,
- sha1, flags, &sb_path);
+ const char *ret;
+
+ ret = resolve_ref_1(refname, resolve_flags, sha1, flags,
+ &sb_refname, &sb_path, &sb_contents);
strbuf_release(&sb_path);
+ strbuf_release(&sb_contents);
return ret;
}
return do_for_each_ref(&ref_cache, prefix, fn, strlen(prefix), 0, cb_data);
}
+int for_each_fullref_in(const char *prefix, each_ref_fn fn, void *cb_data, unsigned int broken)
+{
+ unsigned int flag = 0;
+
+ if (broken)
+ flag = DO_FOR_EACH_INCLUDE_BROKEN;
+ return do_for_each_ref(&ref_cache, prefix, fn, 0, flag, cb_data);
+}
+
int for_each_ref_in_submodule(const char *submodule, const char *prefix,
each_ref_fn fn, void *cb_data)
{
if (!has_glob_specials(pattern)) {
/* Append implied '/' '*' if not present. */
- if (real_pattern.buf[real_pattern.len - 1] != '/')
- strbuf_addch(&real_pattern, '/');
+ strbuf_complete(&real_pattern, '/');
/* No need to check for '*', there is none. */
strbuf_addch(&real_pattern, '*');
}
int namelen = strlen(entry->name) + 1;
struct ref_to_prune *n = xcalloc(1, sizeof(*n) + namelen);
hashcpy(n->sha1, entry->u.value.oid.hash);
- strcpy(n->name, entry->name);
+ memcpy(n->name, entry->name, namelen); /* includes NUL */
n->next = cb->ref_to_prune;
cb->ref_to_prune = n;
}
msglen = msg ? strlen(msg) : 0;
maxlen = strlen(committer) + msglen + 100;
logrec = xmalloc(maxlen);
- len = sprintf(logrec, "%s %s %s\n",
- sha1_to_hex(old_sha1),
- sha1_to_hex(new_sha1),
- committer);
+ len = xsnprintf(logrec, maxlen, "%s %s %s\n",
+ sha1_to_hex(old_sha1),
+ sha1_to_hex(new_sha1),
+ committer);
if (msglen)
len += copy_msg(logrec + len - 1, msg) - 1;
static struct ref_update *add_update(struct ref_transaction *transaction,
const char *refname)
{
- size_t len = strlen(refname);
- struct ref_update *update = xcalloc(1, sizeof(*update) + len + 1);
+ size_t len = strlen(refname) + 1;
+ struct ref_update *update = xcalloc(1, sizeof(*update) + len);
- strcpy((char *)update->refname, refname);
+ memcpy((char *)update->refname, refname, len); /* includes NUL */
ALLOC_GROW(transaction->updates, transaction->nr + 1, transaction->alloc);
transaction->updates[transaction->nr++] = update;
return update;