diff options
Diffstat (limited to 'refs.c')
| -rw-r--r-- | refs.c | 95 |
1 files changed, 92 insertions, 3 deletions
@@ -20,6 +20,7 @@ #include "repository.h" #include "sigchain.h" #include "date.h" +#include "commit.h" /* * List of all available backends @@ -56,6 +57,88 @@ static unsigned char refname_disposition[256] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 4, 4 }; +struct ref_namespace_info ref_namespace[] = { + [NAMESPACE_HEAD] = { + .ref = "HEAD", + .decoration = DECORATION_REF_HEAD, + .exact = 1, + }, + [NAMESPACE_BRANCHES] = { + .ref = "refs/heads/", + .decoration = DECORATION_REF_LOCAL, + }, + [NAMESPACE_TAGS] = { + .ref = "refs/tags/", + .decoration = DECORATION_REF_TAG, + }, + [NAMESPACE_REMOTE_REFS] = { + /* + * The default refspec for new remotes copies refs from + * refs/heads/ on the remote into refs/remotes/<remote>/. + * As such, "refs/remotes/" has special handling. + */ + .ref = "refs/remotes/", + .decoration = DECORATION_REF_REMOTE, + }, + [NAMESPACE_STASH] = { + /* + * The single ref "refs/stash" stores the latest stash. + * Older stashes can be found in the reflog. + */ + .ref = "refs/stash", + .exact = 1, + .decoration = DECORATION_REF_STASH, + }, + [NAMESPACE_REPLACE] = { + /* + * This namespace allows Git to act as if one object ID + * points to the content of another. Unlike the other + * ref namespaces, this one can be changed by the + * GIT_REPLACE_REF_BASE environment variable. This + * .namespace value will be overwritten in setup_git_env(). + */ + .ref = "refs/replace/", + .decoration = DECORATION_GRAFTED, + }, + [NAMESPACE_NOTES] = { + /* + * The refs/notes/commit ref points to the tip of a + * parallel commit history that adds metadata to commits + * in the normal history. This ref can be overwritten + * by the core.notesRef config variable or the + * GIT_NOTES_REFS environment variable. + */ + .ref = "refs/notes/commit", + .exact = 1, + }, + [NAMESPACE_PREFETCH] = { + /* + * Prefetch refs are written by the background 'fetch' + * maintenance task. It allows faster foreground fetches + * by advertising these previously-downloaded tips without + * updating refs/remotes/ without user intervention. + */ + .ref = "refs/prefetch/", + }, + [NAMESPACE_REWRITTEN] = { + /* + * Rewritten refs are used by the 'label' command in the + * sequencer. These are particularly useful during an + * interactive rebase that uses the 'merge' command. + */ + .ref = "refs/rewritten/", + }, +}; + +void update_ref_namespace(enum ref_namespace namespace, char *ref) +{ + struct ref_namespace_info *info = &ref_namespace[namespace]; + if (info->ref_updated) + free(info->ref); + info->ref = ref; + info->ref_updated = 1; +} + /* * Try to read one refname component from the front of refname. * Return the length of the component found, or -1 if the component is @@ -456,11 +539,16 @@ void normalize_glob_ref(struct string_list_item *item, const char *prefix, if (*pattern == '/') BUG("pattern must not start with '/'"); - if (prefix) { + if (prefix) strbuf_addstr(&normalized_pattern, prefix); - } - else if (!starts_with(pattern, "refs/")) + else if (!starts_with(pattern, "refs/") && + strcmp(pattern, "HEAD")) strbuf_addstr(&normalized_pattern, "refs/"); + /* + * NEEDSWORK: Special case other symrefs such as REBASE_HEAD, + * MERGE_HEAD, etc. + */ + strbuf_addstr(&normalized_pattern, pattern); strbuf_strip_suffix(&normalized_pattern, "/"); @@ -1529,6 +1617,7 @@ int refs_for_each_fullref_in(struct ref_store *refs, const char *prefix, int for_each_replace_ref(struct repository *r, each_repo_ref_fn fn, void *cb_data) { + const char *git_replace_ref_base = ref_namespace[NAMESPACE_REPLACE].ref; return do_for_each_repo_ref(r, git_replace_ref_base, fn, strlen(git_replace_ref_base), DO_FOR_EACH_INCLUDE_BROKEN, cb_data); |