#include "cache.h"
#include "repository.h"
#include "config.h"
+#include "submodule-config.h"
/* The main repository */
-static struct repository the_repo;
+static struct repository the_repo = {
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, &the_index, 0, 0
+};
struct repository *the_repository = &the_repo;
static char *git_path_from_env(const char *envvar, const char *git_dir,
return -1;
}
+/*
+ * Initialize 'submodule' as the submodule given by 'path' in parent repository
+ * 'superproject'.
+ * Return 0 upon success and a non-zero value upon failure.
+ */
+int repo_submodule_init(struct repository *submodule,
+ struct repository *superproject,
+ const char *path)
+{
+ const struct submodule *sub;
+ struct strbuf gitdir = STRBUF_INIT;
+ struct strbuf worktree = STRBUF_INIT;
+ int ret = 0;
+
+ sub = submodule_from_cache(superproject, null_sha1, path);
+ if (!sub) {
+ ret = -1;
+ goto out;
+ }
+
+ strbuf_repo_worktree_path(&gitdir, superproject, "%s/.git", path);
+ strbuf_repo_worktree_path(&worktree, superproject, "%s", path);
+
+ if (repo_init(submodule, gitdir.buf, worktree.buf)) {
+ /*
+ * If initilization fails then it may be due to the submodule
+ * not being populated in the superproject's worktree. Instead
+ * we can try to initilize the submodule by finding it's gitdir
+ * in the superproject's 'modules' directory. In this case the
+ * submodule would not have a worktree.
+ */
+ strbuf_reset(&gitdir);
+ strbuf_repo_git_path(&gitdir, superproject,
+ "modules/%s", sub->name);
+
+ if (repo_init(submodule, gitdir.buf, NULL)) {
+ ret = -1;
+ goto out;
+ }
+ }
+
+ submodule->submodule_prefix = xstrfmt("%s%s/",
+ superproject->submodule_prefix ?
+ superproject->submodule_prefix :
+ "", path);
+
+out:
+ strbuf_release(&gitdir);
+ strbuf_release(&worktree);
+ return ret;
+}
+
void repo_clear(struct repository *repo)
{
free(repo->gitdir);
repo->index_file = NULL;
free(repo->worktree);
repo->worktree = NULL;
+ free(repo->submodule_prefix);
+ repo->submodule_prefix = NULL;
if (repo->config) {
git_configset_clear(repo->config);
repo->config = NULL;
}
+ if (repo->submodule_cache) {
+ submodule_cache_free(repo->submodule_cache);
+ repo->submodule_cache = NULL;
+ }
+
if (repo->index) {
discard_index(repo->index);
free(repo->index);
{
if (!repo->index)
repo->index = xcalloc(1, sizeof(*repo->index));
- else
- discard_index(repo->index);
return read_index_from(repo->index, repo->index_file);
}