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/*

* Builtin "git count-objects".

*

* Copyright (c) 2006 Junio C Hamano

*/

#define USE_THE_REPOSITORY_VARIABLE

#include "builtin.h"

#include "config.h"

#include "dir.h"

#include "environment.h"

#include "gettext.h"

#include "path.h"

#include "parse-options.h"

#include "quote.h"

#include "packfile.h"

#include "object-file.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 UNUSED)

{

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(the_repository, oid))

packed_loose++;

}

return 0;

}

static int count_cruft(const char *basename UNUSED, const char *path,

void *data UNUSED)

{

loose_garbage(path);

return 0;

}

static int print_alternate(struct odb_source *alternate, void *data UNUSED)

{

printf("alternate: ");

quote_c_style(alternate->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,

struct repository *repo UNUSED)

{

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(),

};

repo_config(the_repository, 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(the_repository);

}

for_each_loose_file_in_source(the_repository->objects->sources,

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;

repo_for_each_pack(the_repository, p) {

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);

odb_for_each_alternate(the_repository->objects, 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;

}