Merge branch 'nd/resolve-ref'

* nd/resolve-ref:
  Rename resolve_ref() to resolve_ref_unsafe()
  Convert resolve_ref+xstrdup to new resolve_refdup function
  revert: convert resolve_ref() to read_ref_full()
This commit is contained in:
Junio C Hamano
2011-12-19 16:05:50 -08:00
21 changed files with 73 additions and 76 deletions

View File

@ -705,17 +705,14 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new)
{
int ret = 0;
struct branch_info old;
void *path_to_free;
unsigned char rev[20];
int flag;
memset(&old, 0, sizeof(old));
old.path = resolve_ref("HEAD", rev, 0, &flag);
if (old.path)
old.path = xstrdup(old.path);
old.path = path_to_free = resolve_refdup("HEAD", rev, 0, &flag);
old.commit = lookup_commit_reference_gently(rev, 1);
if (!(flag & REF_ISSYMREF)) {
free((char *)old.path);
if (!(flag & REF_ISSYMREF))
old.path = NULL;
}
if (old.path && !prefixcmp(old.path, "refs/heads/"))
old.name = old.path + strlen("refs/heads/");
@ -729,8 +726,10 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new)
}
ret = merge_working_tree(opts, &old, new);
if (ret)
if (ret) {
free(path_to_free);
return ret;
}
if (!opts->quiet && !old.path && old.commit && new->commit != old.commit)
orphaned_commit_warning(old.commit);
@ -738,7 +737,7 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new)
update_refs_for_switch(opts, &old, new);
ret = post_checkout_hook(old.commit, new->commit, 1);
free((char *)old.path);
free(path_to_free);
return ret || opts->writeout_error;
}