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git/builtin/count-objects.c

172 lines
4.1 KiB

/*
* Builtin "git count-objects".
*
* Copyright (c) 2006 Junio C Hamano
*/
#include "cache.h"
#include "config.h"
#include "dir.h"
#include "repository.h"
#include "builtin.h"
#include "parse-options.h"
#include "quote.h"
#include "packfile.h"
#include "object-store.h"
static unsigned long garbage;
static off_t size_garbage;
static int verbose;
static unsigned long loose, packed, packed_loose;
static off_t loose_size;
static const char *bits_to_msg(unsigned seen_bits)
{
switch (seen_bits) {
case 0:
return "no corresponding .idx or .pack";
case PACKDIR_FILE_GARBAGE:
return "garbage found";
case PACKDIR_FILE_PACK:
return "no corresponding .idx";
case PACKDIR_FILE_IDX:
return "no corresponding .pack";
case PACKDIR_FILE_PACK|PACKDIR_FILE_IDX:
default:
return NULL;
}
}
static void real_report_garbage(unsigned seen_bits, const char *path)
{
struct stat st;
const char *desc = bits_to_msg(seen_bits);
if (!desc)
return;
if (!stat(path, &st))
size_garbage += st.st_size;
warning("%s: %s", desc, path);
garbage++;
}
static void loose_garbage(const char *path)
{
if (verbose)
report_garbage(PACKDIR_FILE_GARBAGE, path);
}
static int count_loose(const struct object_id *oid, const char *path, void *data)
{
struct stat st;
if (lstat(path, &st) || !S_ISREG(st.st_mode))
loose_garbage(path);
else {
loose_size += on_disk_bytes(st);
loose++;
if (verbose && has_object_pack(oid))
packed_loose++;
}
return 0;
}
static int count_cruft(const char *basename, const char *path, void *data)
{
loose_garbage(path);
return 0;
}
static int print_alternate(struct object_directory *odb, void *data)
{
printf("alternate: ");
quote_c_style(odb->path, NULL, stdout, 0);
putchar('\n');
return 0;
}
static char const * const count_objects_usage[] = {
"git count-objects [-v] [-H | --human-readable]",
NULL
};
int cmd_count_objects(int argc, const char **argv, const char *prefix)
{
int human_readable = 0;
struct option opts[] = {
OPT__VERBOSE(&verbose, N_("be verbose")),
OPT_BOOL('H', "human-readable", &human_readable,
N_("print sizes in human readable format")),
OPT_END(),
};
git_config(git_default_config, NULL);
argc = parse_options(argc, argv, prefix, opts, count_objects_usage, 0);
/* we do not take arguments other than flags for now */
if (argc)
usage_with_options(count_objects_usage, opts);
if (verbose) {
report_garbage = real_report_garbage;
report_linked_checkout_garbage();
}
for_each_loose_file_in_objdir(get_object_directory(),
count_loose, count_cruft, NULL, NULL);
if (verbose) {
struct packed_git *p;
unsigned long num_pack = 0;
off_t size_pack = 0;
struct strbuf loose_buf = STRBUF_INIT;
struct strbuf pack_buf = STRBUF_INIT;
struct strbuf garbage_buf = STRBUF_INIT;
for (p = get_all_packs(the_repository); p; p = p->next) {
if (!p->pack_local)
continue;
if (open_pack_index(p))
continue;
packed += p->num_objects;
size_pack += p->pack_size + p->index_size;
num_pack++;
}
if (human_readable) {
strbuf_humanise_bytes(&loose_buf, loose_size);
strbuf_humanise_bytes(&pack_buf, size_pack);
strbuf_humanise_bytes(&garbage_buf, size_garbage);
} else {
strbuf_addf(&loose_buf, "%lu",
(unsigned long)(loose_size / 1024));
strbuf_addf(&pack_buf, "%lu",
(unsigned long)(size_pack / 1024));
strbuf_addf(&garbage_buf, "%lu",
(unsigned long)(size_garbage / 1024));
}
printf("count: %lu\n", loose);
printf("size: %s\n", loose_buf.buf);
printf("in-pack: %lu\n", packed);
printf("packs: %lu\n", num_pack);
printf("size-pack: %s\n", pack_buf.buf);
printf("prune-packable: %lu\n", packed_loose);
printf("garbage: %lu\n", garbage);
printf("size-garbage: %s\n", garbage_buf.buf);
foreach_alt_odb(print_alternate, NULL);
strbuf_release(&loose_buf);
strbuf_release(&pack_buf);
strbuf_release(&garbage_buf);
} else {
struct strbuf buf = STRBUF_INIT;
if (human_readable)
strbuf_humanise_bytes(&buf, loose_size);
else
strbuf_addf(&buf, "%lu kilobytes",
(unsigned long)(loose_size / 1024));
printf("%lu objects, %s\n", loose, buf.buf);
strbuf_release(&buf);
}
return 0;
}