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![Junio C Hamano](/assets/img/avatar_default.png)
API cleanup for get_worktrees() * es/get-worktrees-unsort: worktree: drop get_worktrees() unused 'flags' argument worktree: drop get_worktrees() special-purpose sorting option
790 lines
20 KiB
C
790 lines
20 KiB
C
#include "builtin.h"
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#include "config.h"
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#include "lockfile.h"
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#include "object-store.h"
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#include "repository.h"
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#include "commit.h"
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#include "refs.h"
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#include "dir.h"
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#include "tree-walk.h"
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#include "diff.h"
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#include "revision.h"
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#include "reachable.h"
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#include "worktree.h"
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/* NEEDSWORK: switch to using parse_options */
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static const char reflog_expire_usage[] =
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N_("git reflog expire [--expire=<time>] "
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"[--expire-unreachable=<time>] "
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"[--rewrite] [--updateref] [--stale-fix] [--dry-run | -n] "
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"[--verbose] [--all] <refs>...");
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static const char reflog_delete_usage[] =
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N_("git reflog delete [--rewrite] [--updateref] "
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"[--dry-run | -n] [--verbose] <refs>...");
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static const char reflog_exists_usage[] =
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N_("git reflog exists <ref>");
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static timestamp_t default_reflog_expire;
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static timestamp_t default_reflog_expire_unreachable;
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struct cmd_reflog_expire_cb {
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struct rev_info revs;
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int stalefix;
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timestamp_t expire_total;
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timestamp_t expire_unreachable;
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int recno;
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};
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struct expire_reflog_policy_cb {
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enum {
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UE_NORMAL,
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UE_ALWAYS,
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UE_HEAD
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} unreachable_expire_kind;
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struct commit_list *mark_list;
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unsigned long mark_limit;
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struct cmd_reflog_expire_cb cmd;
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struct commit *tip_commit;
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struct commit_list *tips;
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};
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struct collected_reflog {
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struct object_id oid;
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char reflog[FLEX_ARRAY];
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};
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struct collect_reflog_cb {
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struct collected_reflog **e;
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int alloc;
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int nr;
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struct worktree *wt;
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};
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/* Remember to update object flag allocation in object.h */
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#define INCOMPLETE (1u<<10)
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#define STUDYING (1u<<11)
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#define REACHABLE (1u<<12)
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static int tree_is_complete(const struct object_id *oid)
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{
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struct tree_desc desc;
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struct name_entry entry;
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int complete;
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struct tree *tree;
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tree = lookup_tree(the_repository, oid);
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if (!tree)
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return 0;
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if (tree->object.flags & SEEN)
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return 1;
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if (tree->object.flags & INCOMPLETE)
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return 0;
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if (!tree->buffer) {
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enum object_type type;
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unsigned long size;
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void *data = read_object_file(oid, &type, &size);
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if (!data) {
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tree->object.flags |= INCOMPLETE;
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return 0;
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}
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tree->buffer = data;
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tree->size = size;
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}
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init_tree_desc(&desc, tree->buffer, tree->size);
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complete = 1;
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while (tree_entry(&desc, &entry)) {
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if (!has_object_file(&entry.oid) ||
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(S_ISDIR(entry.mode) && !tree_is_complete(&entry.oid))) {
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tree->object.flags |= INCOMPLETE;
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complete = 0;
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}
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}
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free_tree_buffer(tree);
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if (complete)
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tree->object.flags |= SEEN;
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return complete;
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}
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static int commit_is_complete(struct commit *commit)
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{
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struct object_array study;
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struct object_array found;
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int is_incomplete = 0;
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int i;
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/* early return */
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if (commit->object.flags & SEEN)
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return 1;
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if (commit->object.flags & INCOMPLETE)
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return 0;
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/*
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* Find all commits that are reachable and are not marked as
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* SEEN. Then make sure the trees and blobs contained are
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* complete. After that, mark these commits also as SEEN.
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* If some of the objects that are needed to complete this
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* commit are missing, mark this commit as INCOMPLETE.
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*/
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memset(&study, 0, sizeof(study));
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memset(&found, 0, sizeof(found));
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add_object_array(&commit->object, NULL, &study);
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add_object_array(&commit->object, NULL, &found);
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commit->object.flags |= STUDYING;
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while (study.nr) {
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struct commit *c;
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struct commit_list *parent;
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c = (struct commit *)object_array_pop(&study);
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if (!c->object.parsed && !parse_object(the_repository, &c->object.oid))
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c->object.flags |= INCOMPLETE;
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if (c->object.flags & INCOMPLETE) {
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is_incomplete = 1;
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break;
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}
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else if (c->object.flags & SEEN)
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continue;
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for (parent = c->parents; parent; parent = parent->next) {
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struct commit *p = parent->item;
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if (p->object.flags & STUDYING)
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continue;
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p->object.flags |= STUDYING;
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add_object_array(&p->object, NULL, &study);
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add_object_array(&p->object, NULL, &found);
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}
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}
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if (!is_incomplete) {
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/*
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* make sure all commits in "found" array have all the
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* necessary objects.
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*/
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for (i = 0; i < found.nr; i++) {
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struct commit *c =
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(struct commit *)found.objects[i].item;
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if (!tree_is_complete(get_commit_tree_oid(c))) {
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is_incomplete = 1;
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c->object.flags |= INCOMPLETE;
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}
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}
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if (!is_incomplete) {
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/* mark all found commits as complete, iow SEEN */
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for (i = 0; i < found.nr; i++)
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found.objects[i].item->flags |= SEEN;
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}
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}
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/* clear flags from the objects we traversed */
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for (i = 0; i < found.nr; i++)
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found.objects[i].item->flags &= ~STUDYING;
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if (is_incomplete)
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commit->object.flags |= INCOMPLETE;
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else {
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/*
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* If we come here, we have (1) traversed the ancestry chain
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* from the "commit" until we reach SEEN commits (which are
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* known to be complete), and (2) made sure that the commits
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* encountered during the above traversal refer to trees that
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* are complete. Which means that we know *all* the commits
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* we have seen during this process are complete.
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*/
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for (i = 0; i < found.nr; i++)
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found.objects[i].item->flags |= SEEN;
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}
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/* free object arrays */
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object_array_clear(&study);
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object_array_clear(&found);
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return !is_incomplete;
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}
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static int keep_entry(struct commit **it, struct object_id *oid)
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{
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struct commit *commit;
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if (is_null_oid(oid))
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return 1;
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commit = lookup_commit_reference_gently(the_repository, oid, 1);
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if (!commit)
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return 0;
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/*
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* Make sure everything in this commit exists.
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*
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* We have walked all the objects reachable from the refs
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* and cache earlier. The commits reachable by this commit
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* must meet SEEN commits -- and then we should mark them as
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* SEEN as well.
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*/
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if (!commit_is_complete(commit))
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return 0;
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*it = commit;
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return 1;
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}
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/*
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* Starting from commits in the cb->mark_list, mark commits that are
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* reachable from them. Stop the traversal at commits older than
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* the expire_limit and queue them back, so that the caller can call
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* us again to restart the traversal with longer expire_limit.
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*/
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static void mark_reachable(struct expire_reflog_policy_cb *cb)
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{
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struct commit_list *pending;
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timestamp_t expire_limit = cb->mark_limit;
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struct commit_list *leftover = NULL;
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for (pending = cb->mark_list; pending; pending = pending->next)
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pending->item->object.flags &= ~REACHABLE;
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pending = cb->mark_list;
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while (pending) {
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struct commit_list *parent;
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struct commit *commit = pop_commit(&pending);
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if (commit->object.flags & REACHABLE)
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continue;
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if (parse_commit(commit))
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continue;
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commit->object.flags |= REACHABLE;
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if (commit->date < expire_limit) {
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commit_list_insert(commit, &leftover);
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continue;
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}
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commit->object.flags |= REACHABLE;
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parent = commit->parents;
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while (parent) {
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commit = parent->item;
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parent = parent->next;
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if (commit->object.flags & REACHABLE)
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continue;
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commit_list_insert(commit, &pending);
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}
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}
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cb->mark_list = leftover;
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}
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static int unreachable(struct expire_reflog_policy_cb *cb, struct commit *commit, struct object_id *oid)
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{
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/*
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* We may or may not have the commit yet - if not, look it
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* up using the supplied sha1.
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*/
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if (!commit) {
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if (is_null_oid(oid))
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return 0;
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commit = lookup_commit_reference_gently(the_repository, oid,
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1);
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/* Not a commit -- keep it */
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if (!commit)
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return 0;
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}
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/* Reachable from the current ref? Don't prune. */
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if (commit->object.flags & REACHABLE)
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return 0;
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if (cb->mark_list && cb->mark_limit) {
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cb->mark_limit = 0; /* dig down to the root */
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mark_reachable(cb);
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}
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return !(commit->object.flags & REACHABLE);
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}
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/*
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* Return true iff the specified reflog entry should be expired.
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*/
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static int should_expire_reflog_ent(struct object_id *ooid, struct object_id *noid,
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const char *email, timestamp_t timestamp, int tz,
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const char *message, void *cb_data)
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{
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struct expire_reflog_policy_cb *cb = cb_data;
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struct commit *old_commit, *new_commit;
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if (timestamp < cb->cmd.expire_total)
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return 1;
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old_commit = new_commit = NULL;
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if (cb->cmd.stalefix &&
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(!keep_entry(&old_commit, ooid) || !keep_entry(&new_commit, noid)))
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return 1;
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if (timestamp < cb->cmd.expire_unreachable) {
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if (cb->unreachable_expire_kind == UE_ALWAYS)
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return 1;
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if (unreachable(cb, old_commit, ooid) || unreachable(cb, new_commit, noid))
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return 1;
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}
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if (cb->cmd.recno && --(cb->cmd.recno) == 0)
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return 1;
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return 0;
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}
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static int push_tip_to_list(const char *refname, const struct object_id *oid,
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int flags, void *cb_data)
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{
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struct commit_list **list = cb_data;
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struct commit *tip_commit;
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if (flags & REF_ISSYMREF)
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return 0;
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tip_commit = lookup_commit_reference_gently(the_repository, oid, 1);
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if (!tip_commit)
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return 0;
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commit_list_insert(tip_commit, list);
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return 0;
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}
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static int is_head(const char *refname)
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{
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switch (ref_type(refname)) {
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case REF_TYPE_OTHER_PSEUDOREF:
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case REF_TYPE_MAIN_PSEUDOREF:
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if (parse_worktree_ref(refname, NULL, NULL, &refname))
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BUG("not a worktree ref: %s", refname);
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break;
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default:
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break;
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}
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return !strcmp(refname, "HEAD");
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}
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static void reflog_expiry_prepare(const char *refname,
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const struct object_id *oid,
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void *cb_data)
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{
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struct expire_reflog_policy_cb *cb = cb_data;
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if (!cb->cmd.expire_unreachable || is_head(refname)) {
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cb->tip_commit = NULL;
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cb->unreachable_expire_kind = UE_HEAD;
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} else {
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cb->tip_commit = lookup_commit_reference_gently(the_repository,
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oid, 1);
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if (!cb->tip_commit)
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cb->unreachable_expire_kind = UE_ALWAYS;
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else
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cb->unreachable_expire_kind = UE_NORMAL;
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}
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if (cb->cmd.expire_unreachable <= cb->cmd.expire_total)
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cb->unreachable_expire_kind = UE_ALWAYS;
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cb->mark_list = NULL;
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cb->tips = NULL;
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if (cb->unreachable_expire_kind != UE_ALWAYS) {
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if (cb->unreachable_expire_kind == UE_HEAD) {
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struct commit_list *elem;
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for_each_ref(push_tip_to_list, &cb->tips);
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for (elem = cb->tips; elem; elem = elem->next)
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commit_list_insert(elem->item, &cb->mark_list);
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} else {
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commit_list_insert(cb->tip_commit, &cb->mark_list);
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}
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cb->mark_limit = cb->cmd.expire_total;
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mark_reachable(cb);
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}
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}
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static void reflog_expiry_cleanup(void *cb_data)
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{
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struct expire_reflog_policy_cb *cb = cb_data;
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if (cb->unreachable_expire_kind != UE_ALWAYS) {
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if (cb->unreachable_expire_kind == UE_HEAD) {
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struct commit_list *elem;
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for (elem = cb->tips; elem; elem = elem->next)
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clear_commit_marks(elem->item, REACHABLE);
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free_commit_list(cb->tips);
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} else {
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clear_commit_marks(cb->tip_commit, REACHABLE);
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}
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}
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}
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static int collect_reflog(const char *ref, const struct object_id *oid, int unused, void *cb_data)
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{
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struct collected_reflog *e;
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struct collect_reflog_cb *cb = cb_data;
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struct strbuf newref = STRBUF_INIT;
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/*
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* Avoid collecting the same shared ref multiple times because
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* they are available via all worktrees.
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*/
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if (!cb->wt->is_current && ref_type(ref) == REF_TYPE_NORMAL)
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return 0;
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strbuf_worktree_ref(cb->wt, &newref, ref);
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FLEX_ALLOC_STR(e, reflog, newref.buf);
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strbuf_release(&newref);
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oidcpy(&e->oid, oid);
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ALLOC_GROW(cb->e, cb->nr + 1, cb->alloc);
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cb->e[cb->nr++] = e;
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return 0;
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}
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static struct reflog_expire_cfg {
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struct reflog_expire_cfg *next;
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timestamp_t expire_total;
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timestamp_t expire_unreachable;
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char pattern[FLEX_ARRAY];
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} *reflog_expire_cfg, **reflog_expire_cfg_tail;
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static struct reflog_expire_cfg *find_cfg_ent(const char *pattern, size_t len)
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{
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struct reflog_expire_cfg *ent;
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if (!reflog_expire_cfg_tail)
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reflog_expire_cfg_tail = &reflog_expire_cfg;
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for (ent = reflog_expire_cfg; ent; ent = ent->next)
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if (!strncmp(ent->pattern, pattern, len) &&
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ent->pattern[len] == '\0')
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return ent;
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FLEX_ALLOC_MEM(ent, pattern, pattern, len);
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*reflog_expire_cfg_tail = ent;
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reflog_expire_cfg_tail = &(ent->next);
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return ent;
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}
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/* expiry timer slot */
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#define EXPIRE_TOTAL 01
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#define EXPIRE_UNREACH 02
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static int reflog_expire_config(const char *var, const char *value, void *cb)
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{
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const char *pattern, *key;
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size_t pattern_len;
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timestamp_t expire;
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int slot;
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struct reflog_expire_cfg *ent;
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if (parse_config_key(var, "gc", &pattern, &pattern_len, &key) < 0)
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return git_default_config(var, value, cb);
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if (!strcmp(key, "reflogexpire")) {
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slot = EXPIRE_TOTAL;
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if (git_config_expiry_date(&expire, var, value))
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return -1;
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} else if (!strcmp(key, "reflogexpireunreachable")) {
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slot = EXPIRE_UNREACH;
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if (git_config_expiry_date(&expire, var, value))
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return -1;
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} else
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return git_default_config(var, value, cb);
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if (!pattern) {
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switch (slot) {
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case EXPIRE_TOTAL:
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default_reflog_expire = expire;
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break;
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case EXPIRE_UNREACH:
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default_reflog_expire_unreachable = expire;
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break;
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}
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return 0;
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}
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ent = find_cfg_ent(pattern, pattern_len);
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if (!ent)
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return -1;
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switch (slot) {
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case EXPIRE_TOTAL:
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ent->expire_total = expire;
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break;
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case EXPIRE_UNREACH:
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ent->expire_unreachable = expire;
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break;
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}
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return 0;
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}
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static void set_reflog_expiry_param(struct cmd_reflog_expire_cb *cb, int slot, const char *ref)
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{
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struct reflog_expire_cfg *ent;
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if (slot == (EXPIRE_TOTAL|EXPIRE_UNREACH))
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return; /* both given explicitly -- nothing to tweak */
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for (ent = reflog_expire_cfg; ent; ent = ent->next) {
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if (!wildmatch(ent->pattern, ref, 0)) {
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if (!(slot & EXPIRE_TOTAL))
|
|
cb->expire_total = ent->expire_total;
|
|
if (!(slot & EXPIRE_UNREACH))
|
|
cb->expire_unreachable = ent->expire_unreachable;
|
|
return;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* If unconfigured, make stash never expire
|
|
*/
|
|
if (!strcmp(ref, "refs/stash")) {
|
|
if (!(slot & EXPIRE_TOTAL))
|
|
cb->expire_total = 0;
|
|
if (!(slot & EXPIRE_UNREACH))
|
|
cb->expire_unreachable = 0;
|
|
return;
|
|
}
|
|
|
|
/* Nothing matched -- use the default value */
|
|
if (!(slot & EXPIRE_TOTAL))
|
|
cb->expire_total = default_reflog_expire;
|
|
if (!(slot & EXPIRE_UNREACH))
|
|
cb->expire_unreachable = default_reflog_expire_unreachable;
|
|
}
|
|
|
|
static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
|
|
{
|
|
struct expire_reflog_policy_cb cb;
|
|
timestamp_t now = time(NULL);
|
|
int i, status, do_all, all_worktrees = 1;
|
|
int explicit_expiry = 0;
|
|
unsigned int flags = 0;
|
|
|
|
default_reflog_expire_unreachable = now - 30 * 24 * 3600;
|
|
default_reflog_expire = now - 90 * 24 * 3600;
|
|
git_config(reflog_expire_config, NULL);
|
|
|
|
save_commit_buffer = 0;
|
|
do_all = status = 0;
|
|
memset(&cb, 0, sizeof(cb));
|
|
|
|
cb.cmd.expire_total = default_reflog_expire;
|
|
cb.cmd.expire_unreachable = default_reflog_expire_unreachable;
|
|
|
|
for (i = 1; i < argc; i++) {
|
|
const char *arg = argv[i];
|
|
|
|
if (!strcmp(arg, "--dry-run") || !strcmp(arg, "-n"))
|
|
flags |= EXPIRE_REFLOGS_DRY_RUN;
|
|
else if (skip_prefix(arg, "--expire=", &arg)) {
|
|
if (parse_expiry_date(arg, &cb.cmd.expire_total))
|
|
die(_("'%s' is not a valid timestamp"), arg);
|
|
explicit_expiry |= EXPIRE_TOTAL;
|
|
}
|
|
else if (skip_prefix(arg, "--expire-unreachable=", &arg)) {
|
|
if (parse_expiry_date(arg, &cb.cmd.expire_unreachable))
|
|
die(_("'%s' is not a valid timestamp"), arg);
|
|
explicit_expiry |= EXPIRE_UNREACH;
|
|
}
|
|
else if (!strcmp(arg, "--stale-fix"))
|
|
cb.cmd.stalefix = 1;
|
|
else if (!strcmp(arg, "--rewrite"))
|
|
flags |= EXPIRE_REFLOGS_REWRITE;
|
|
else if (!strcmp(arg, "--updateref"))
|
|
flags |= EXPIRE_REFLOGS_UPDATE_REF;
|
|
else if (!strcmp(arg, "--all"))
|
|
do_all = 1;
|
|
else if (!strcmp(arg, "--single-worktree"))
|
|
all_worktrees = 0;
|
|
else if (!strcmp(arg, "--verbose"))
|
|
flags |= EXPIRE_REFLOGS_VERBOSE;
|
|
else if (!strcmp(arg, "--")) {
|
|
i++;
|
|
break;
|
|
}
|
|
else if (arg[0] == '-')
|
|
usage(_(reflog_expire_usage));
|
|
else
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* We can trust the commits and objects reachable from refs
|
|
* even in older repository. We cannot trust what's reachable
|
|
* from reflog if the repository was pruned with older git.
|
|
*/
|
|
if (cb.cmd.stalefix) {
|
|
repo_init_revisions(the_repository, &cb.cmd.revs, prefix);
|
|
if (flags & EXPIRE_REFLOGS_VERBOSE)
|
|
printf(_("Marking reachable objects..."));
|
|
mark_reachable_objects(&cb.cmd.revs, 0, 0, NULL);
|
|
if (flags & EXPIRE_REFLOGS_VERBOSE)
|
|
putchar('\n');
|
|
}
|
|
|
|
if (do_all) {
|
|
struct collect_reflog_cb collected;
|
|
struct worktree **worktrees, **p;
|
|
int i;
|
|
|
|
memset(&collected, 0, sizeof(collected));
|
|
worktrees = get_worktrees();
|
|
for (p = worktrees; *p; p++) {
|
|
if (!all_worktrees && !(*p)->is_current)
|
|
continue;
|
|
collected.wt = *p;
|
|
refs_for_each_reflog(get_worktree_ref_store(*p),
|
|
collect_reflog, &collected);
|
|
}
|
|
free_worktrees(worktrees);
|
|
for (i = 0; i < collected.nr; i++) {
|
|
struct collected_reflog *e = collected.e[i];
|
|
set_reflog_expiry_param(&cb.cmd, explicit_expiry, e->reflog);
|
|
status |= reflog_expire(e->reflog, &e->oid, flags,
|
|
reflog_expiry_prepare,
|
|
should_expire_reflog_ent,
|
|
reflog_expiry_cleanup,
|
|
&cb);
|
|
free(e);
|
|
}
|
|
free(collected.e);
|
|
}
|
|
|
|
for (; i < argc; i++) {
|
|
char *ref;
|
|
struct object_id oid;
|
|
if (!dwim_log(argv[i], strlen(argv[i]), &oid, &ref)) {
|
|
status |= error(_("%s points nowhere!"), argv[i]);
|
|
continue;
|
|
}
|
|
set_reflog_expiry_param(&cb.cmd, explicit_expiry, ref);
|
|
status |= reflog_expire(ref, &oid, flags,
|
|
reflog_expiry_prepare,
|
|
should_expire_reflog_ent,
|
|
reflog_expiry_cleanup,
|
|
&cb);
|
|
}
|
|
return status;
|
|
}
|
|
|
|
static int count_reflog_ent(struct object_id *ooid, struct object_id *noid,
|
|
const char *email, timestamp_t timestamp, int tz,
|
|
const char *message, void *cb_data)
|
|
{
|
|
struct expire_reflog_policy_cb *cb = cb_data;
|
|
if (!cb->cmd.expire_total || timestamp < cb->cmd.expire_total)
|
|
cb->cmd.recno++;
|
|
return 0;
|
|
}
|
|
|
|
static int cmd_reflog_delete(int argc, const char **argv, const char *prefix)
|
|
{
|
|
struct expire_reflog_policy_cb cb;
|
|
int i, status = 0;
|
|
unsigned int flags = 0;
|
|
|
|
memset(&cb, 0, sizeof(cb));
|
|
|
|
for (i = 1; i < argc; i++) {
|
|
const char *arg = argv[i];
|
|
if (!strcmp(arg, "--dry-run") || !strcmp(arg, "-n"))
|
|
flags |= EXPIRE_REFLOGS_DRY_RUN;
|
|
else if (!strcmp(arg, "--rewrite"))
|
|
flags |= EXPIRE_REFLOGS_REWRITE;
|
|
else if (!strcmp(arg, "--updateref"))
|
|
flags |= EXPIRE_REFLOGS_UPDATE_REF;
|
|
else if (!strcmp(arg, "--verbose"))
|
|
flags |= EXPIRE_REFLOGS_VERBOSE;
|
|
else if (!strcmp(arg, "--")) {
|
|
i++;
|
|
break;
|
|
}
|
|
else if (arg[0] == '-')
|
|
usage(_(reflog_delete_usage));
|
|
else
|
|
break;
|
|
}
|
|
|
|
if (argc - i < 1)
|
|
return error(_("no reflog specified to delete"));
|
|
|
|
for ( ; i < argc; i++) {
|
|
const char *spec = strstr(argv[i], "@{");
|
|
struct object_id oid;
|
|
char *ep, *ref;
|
|
int recno;
|
|
|
|
if (!spec) {
|
|
status |= error(_("not a reflog: %s"), argv[i]);
|
|
continue;
|
|
}
|
|
|
|
if (!dwim_log(argv[i], spec - argv[i], &oid, &ref)) {
|
|
status |= error(_("no reflog for '%s'"), argv[i]);
|
|
continue;
|
|
}
|
|
|
|
recno = strtoul(spec + 2, &ep, 10);
|
|
if (*ep == '}') {
|
|
cb.cmd.recno = -recno;
|
|
for_each_reflog_ent(ref, count_reflog_ent, &cb);
|
|
} else {
|
|
cb.cmd.expire_total = approxidate(spec + 2);
|
|
for_each_reflog_ent(ref, count_reflog_ent, &cb);
|
|
cb.cmd.expire_total = 0;
|
|
}
|
|
|
|
status |= reflog_expire(ref, &oid, flags,
|
|
reflog_expiry_prepare,
|
|
should_expire_reflog_ent,
|
|
reflog_expiry_cleanup,
|
|
&cb);
|
|
free(ref);
|
|
}
|
|
return status;
|
|
}
|
|
|
|
static int cmd_reflog_exists(int argc, const char **argv, const char *prefix)
|
|
{
|
|
int i, start = 0;
|
|
|
|
for (i = 1; i < argc; i++) {
|
|
const char *arg = argv[i];
|
|
if (!strcmp(arg, "--")) {
|
|
i++;
|
|
break;
|
|
}
|
|
else if (arg[0] == '-')
|
|
usage(_(reflog_exists_usage));
|
|
else
|
|
break;
|
|
}
|
|
|
|
start = i;
|
|
|
|
if (argc - start != 1)
|
|
usage(_(reflog_exists_usage));
|
|
|
|
if (check_refname_format(argv[start], REFNAME_ALLOW_ONELEVEL))
|
|
die(_("invalid ref format: %s"), argv[start]);
|
|
return !reflog_exists(argv[start]);
|
|
}
|
|
|
|
/*
|
|
* main "reflog"
|
|
*/
|
|
|
|
static const char reflog_usage[] =
|
|
N_("git reflog [ show | expire | delete | exists ]");
|
|
|
|
int cmd_reflog(int argc, const char **argv, const char *prefix)
|
|
{
|
|
if (argc > 1 && !strcmp(argv[1], "-h"))
|
|
usage(_(reflog_usage));
|
|
|
|
/* With no command, we default to showing it. */
|
|
if (argc < 2 || *argv[1] == '-')
|
|
return cmd_log_reflog(argc, argv, prefix);
|
|
|
|
if (!strcmp(argv[1], "show"))
|
|
return cmd_log_reflog(argc - 1, argv + 1, prefix);
|
|
|
|
if (!strcmp(argv[1], "expire"))
|
|
return cmd_reflog_expire(argc - 1, argv + 1, prefix);
|
|
|
|
if (!strcmp(argv[1], "delete"))
|
|
return cmd_reflog_delete(argc - 1, argv + 1, prefix);
|
|
|
|
if (!strcmp(argv[1], "exists"))
|
|
return cmd_reflog_exists(argc - 1, argv + 1, prefix);
|
|
|
|
return cmd_log_reflog(argc, argv, prefix);
|
|
}
|