diff options
Diffstat (limited to 'third_party/git/builtin/prune.c')
| -rw-r--r-- | third_party/git/builtin/prune.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/third_party/git/builtin/prune.c b/third_party/git/builtin/prune.c deleted file mode 100644 index 2b76872ad2..0000000000 --- a/third_party/git/builtin/prune.c +++ /dev/null @@ -1,187 +0,0 @@ -#include "cache.h" -#include "commit.h" -#include "diff.h" -#include "revision.h" -#include "builtin.h" -#include "reachable.h" -#include "parse-options.h" -#include "progress.h" -#include "object-store.h" - -static const char * const prune_usage[] = { - N_("git prune [-n] [-v] [--progress] [--expire <time>] [--] [<head>...]"), - NULL -}; -static int show_only; -static int verbose; -static timestamp_t expire; -static int show_progress = -1; - -static int prune_tmp_file(const char *fullpath) -{ - struct stat st; - if (lstat(fullpath, &st)) - return error("Could not stat '%s'", fullpath); - if (st.st_mtime > expire) - return 0; - if (show_only || verbose) - printf("Removing stale temporary file %s\n", fullpath); - if (!show_only) - unlink_or_warn(fullpath); - return 0; -} - -static void perform_reachability_traversal(struct rev_info *revs) -{ - static int initialized; - struct progress *progress = NULL; - - if (initialized) - return; - - if (show_progress) - progress = start_delayed_progress(_("Checking connectivity"), 0); - mark_reachable_objects(revs, 1, expire, progress); - stop_progress(&progress); - initialized = 1; -} - -static int is_object_reachable(const struct object_id *oid, - struct rev_info *revs) -{ - struct object *obj; - - perform_reachability_traversal(revs); - - obj = lookup_object(the_repository, oid); - return obj && (obj->flags & SEEN); -} - -static int prune_object(const struct object_id *oid, const char *fullpath, - void *data) -{ - struct rev_info *revs = data; - struct stat st; - - if (is_object_reachable(oid, revs)) - return 0; - - if (lstat(fullpath, &st)) { - /* report errors, but do not stop pruning */ - error("Could not stat '%s'", fullpath); - return 0; - } - if (st.st_mtime > expire) - return 0; - if (show_only || verbose) { - enum object_type type = oid_object_info(the_repository, oid, - NULL); - printf("%s %s\n", oid_to_hex(oid), - (type > 0) ? type_name(type) : "unknown"); - } - if (!show_only) - unlink_or_warn(fullpath); - return 0; -} - -static int prune_cruft(const char *basename, const char *path, void *data) -{ - if (starts_with(basename, "tmp_obj_")) - prune_tmp_file(path); - else - fprintf(stderr, "bad sha1 file: %s\n", path); - return 0; -} - -static int prune_subdir(unsigned int nr, const char *path, void *data) -{ - if (!show_only) - rmdir(path); - return 0; -} - -/* - * Write errors (particularly out of space) can result in - * failed temporary packs (and more rarely indexes and other - * files beginning with "tmp_") accumulating in the object - * and the pack directories. - */ -static void remove_temporary_files(const char *path) -{ - DIR *dir; - struct dirent *de; - - dir = opendir(path); - if (!dir) { - fprintf(stderr, "Unable to open directory %s\n", path); - return; - } - while ((de = readdir(dir)) != NULL) - if (starts_with(de->d_name, "tmp_")) - prune_tmp_file(mkpath("%s/%s", path, de->d_name)); - closedir(dir); -} - -int cmd_prune(int argc, const char **argv, const char *prefix) -{ - struct rev_info revs; - int exclude_promisor_objects = 0; - const struct option options[] = { - OPT__DRY_RUN(&show_only, N_("do not remove, show only")), - OPT__VERBOSE(&verbose, N_("report pruned objects")), - OPT_BOOL(0, "progress", &show_progress, N_("show progress")), - OPT_EXPIRY_DATE(0, "expire", &expire, - N_("expire objects older than <time>")), - OPT_BOOL(0, "exclude-promisor-objects", &exclude_promisor_objects, - N_("limit traversal to objects outside promisor packfiles")), - OPT_END() - }; - char *s; - - expire = TIME_MAX; - save_commit_buffer = 0; - read_replace_refs = 0; - ref_paranoia = 1; - repo_init_revisions(the_repository, &revs, prefix); - - argc = parse_options(argc, argv, prefix, options, prune_usage, 0); - - if (repository_format_precious_objects) - die(_("cannot prune in a precious-objects repo")); - - while (argc--) { - struct object_id oid; - const char *name = *argv++; - - if (!get_oid(name, &oid)) { - struct object *object = parse_object_or_die(&oid, - name); - add_pending_object(&revs, object, ""); - } - else - die("unrecognized argument: %s", name); - } - - if (show_progress == -1) - show_progress = isatty(2); - if (exclude_promisor_objects) { - fetch_if_missing = 0; - revs.exclude_promisor_objects = 1; - } - - for_each_loose_file_in_objdir(get_object_directory(), prune_object, - prune_cruft, prune_subdir, &revs); - - prune_packed_objects(show_only ? PRUNE_PACKED_DRY_RUN : 0); - remove_temporary_files(get_object_directory()); - s = mkpathdup("%s/pack", get_object_directory()); - remove_temporary_files(s); - free(s); - - if (is_repository_shallow(the_repository)) { - perform_reachability_traversal(&revs); - prune_shallow(show_only ? PRUNE_SHOW_ONLY : 0); - } - - return 0; -} |