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Commit | Line | Data |
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6757ada4 JB |
1 | /* |
2 | * git gc builtin command | |
3 | * | |
4 | * Cleanup unreachable files and optimize the repository. | |
5 | * | |
6 | * Copyright (c) 2007 James Bowes | |
7 | * | |
8 | * Based on git-gc.sh, which is | |
9 | * | |
10 | * Copyright (c) 2006 Shawn O. Pearce | |
11 | */ | |
12 | ||
baffc0e7 | 13 | #include "builtin.h" |
a80d72db | 14 | #include "repository.h" |
b2141fc1 | 15 | #include "config.h" |
ebebeaea | 16 | #include "tempfile.h" |
697cc8ef | 17 | #include "lockfile.h" |
44c637c8 | 18 | #include "parse-options.h" |
6757ada4 | 19 | #include "run-command.h" |
4c5baf02 | 20 | #include "sigchain.h" |
234587fc | 21 | #include "argv-array.h" |
eab3296c | 22 | #include "commit.h" |
0abe14f6 | 23 | #include "packfile.h" |
a80d72db | 24 | #include "object-store.h" |
6757ada4 JB |
25 | |
26 | #define FAILED_RUN "failed to run %s" | |
27 | ||
44c637c8 | 28 | static const char * const builtin_gc_usage[] = { |
9c9b4f2f | 29 | N_("git gc [<options>]"), |
44c637c8 JB |
30 | NULL |
31 | }; | |
6757ada4 | 32 | |
56752391 | 33 | static int pack_refs = 1; |
62aad184 | 34 | static int prune_reflogs = 1; |
07e7dbf0 | 35 | static int aggressive_depth = 50; |
1c192f34 | 36 | static int aggressive_window = 250; |
2c3c4399 | 37 | static int gc_auto_threshold = 6700; |
97063974 | 38 | static int gc_auto_pack_limit = 50; |
9f673f94 | 39 | static int detach_auto = 1; |
dddbad72 | 40 | static timestamp_t gc_log_expire_time; |
a831c06a | 41 | static const char *gc_log_expire = "1.day.ago"; |
d3154b44 | 42 | static const char *prune_expire = "2.weeks.ago"; |
e3df33bb | 43 | static const char *prune_worktrees_expire = "3.months.ago"; |
55dfe13d | 44 | static unsigned long big_pack_threshold; |
6757ada4 | 45 | |
234587fc JK |
46 | static struct argv_array pack_refs_cmd = ARGV_ARRAY_INIT; |
47 | static struct argv_array reflog = ARGV_ARRAY_INIT; | |
48 | static struct argv_array repack = ARGV_ARRAY_INIT; | |
49 | static struct argv_array prune = ARGV_ARRAY_INIT; | |
e3df33bb | 50 | static struct argv_array prune_worktrees = ARGV_ARRAY_INIT; |
234587fc | 51 | static struct argv_array rerere = ARGV_ARRAY_INIT; |
6757ada4 | 52 | |
076aa2cb | 53 | static struct tempfile *pidfile; |
329e6e87 | 54 | static struct lock_file log_lock; |
4c5baf02 | 55 | |
478f34d2 DK |
56 | static struct string_list pack_garbage = STRING_LIST_INIT_DUP; |
57 | ||
58 | static void clean_pack_garbage(void) | |
59 | { | |
60 | int i; | |
61 | for (i = 0; i < pack_garbage.nr; i++) | |
62 | unlink_or_warn(pack_garbage.items[i].string); | |
63 | string_list_clear(&pack_garbage, 0); | |
64 | } | |
65 | ||
66 | static void report_pack_garbage(unsigned seen_bits, const char *path) | |
67 | { | |
68 | if (seen_bits == PACKDIR_FILE_IDX) | |
69 | string_list_append(&pack_garbage, path); | |
70 | } | |
71 | ||
329e6e87 NTND |
72 | static void process_log_file(void) |
73 | { | |
74 | struct stat st; | |
a831c06a DT |
75 | if (fstat(get_lock_file_fd(&log_lock), &st)) { |
76 | /* | |
77 | * Perhaps there was an i/o error or another | |
78 | * unlikely situation. Try to make a note of | |
79 | * this in gc.log along with any existing | |
80 | * messages. | |
81 | */ | |
82 | int saved_errno = errno; | |
83 | fprintf(stderr, _("Failed to fstat %s: %s"), | |
076aa2cb | 84 | get_tempfile_path(log_lock.tempfile), |
a831c06a DT |
85 | strerror(saved_errno)); |
86 | fflush(stderr); | |
329e6e87 | 87 | commit_lock_file(&log_lock); |
a831c06a DT |
88 | errno = saved_errno; |
89 | } else if (st.st_size) { | |
90 | /* There was some error recorded in the lock file */ | |
91 | commit_lock_file(&log_lock); | |
92 | } else { | |
93 | /* No error, clean up any old gc.log */ | |
94 | unlink(git_path("gc.log")); | |
329e6e87 | 95 | rollback_lock_file(&log_lock); |
a831c06a | 96 | } |
329e6e87 NTND |
97 | } |
98 | ||
99 | static void process_log_file_at_exit(void) | |
100 | { | |
101 | fflush(stderr); | |
102 | process_log_file(); | |
103 | } | |
104 | ||
105 | static void process_log_file_on_signal(int signo) | |
106 | { | |
107 | process_log_file(); | |
108 | sigchain_pop(signo); | |
109 | raise(signo); | |
110 | } | |
111 | ||
5801d3b4 | 112 | static void gc_config(void) |
6757ada4 | 113 | { |
5801d3b4 TA |
114 | const char *value; |
115 | ||
116 | if (!git_config_get_value("gc.packrefs", &value)) { | |
c5e5a2c0 | 117 | if (value && !strcmp(value, "notbare")) |
6757ada4 JB |
118 | pack_refs = -1; |
119 | else | |
5801d3b4 | 120 | pack_refs = git_config_bool("gc.packrefs", value); |
17815501 | 121 | } |
5801d3b4 TA |
122 | |
123 | git_config_get_int("gc.aggressivewindow", &aggressive_window); | |
124 | git_config_get_int("gc.aggressivedepth", &aggressive_depth); | |
125 | git_config_get_int("gc.auto", &gc_auto_threshold); | |
126 | git_config_get_int("gc.autopacklimit", &gc_auto_pack_limit); | |
127 | git_config_get_bool("gc.autodetach", &detach_auto); | |
77d67977 CC |
128 | git_config_get_expiry("gc.pruneexpire", &prune_expire); |
129 | git_config_get_expiry("gc.worktreepruneexpire", &prune_worktrees_expire); | |
94c9b5af | 130 | git_config_get_expiry("gc.logexpiry", &gc_log_expire); |
a831c06a | 131 | |
55dfe13d NTND |
132 | git_config_get_ulong("gc.bigpackthreshold", &big_pack_threshold); |
133 | ||
5801d3b4 | 134 | git_config(git_default_config, NULL); |
6757ada4 JB |
135 | } |
136 | ||
a087cc98 | 137 | static int too_many_loose_objects(void) |
2c3c4399 JH |
138 | { |
139 | /* | |
140 | * Quickly check if a "gc" is needed, by estimating how | |
141 | * many loose objects there are. Because SHA-1 is evenly | |
142 | * distributed, we can check only one and get a reasonable | |
143 | * estimate. | |
144 | */ | |
2c3c4399 JH |
145 | DIR *dir; |
146 | struct dirent *ent; | |
147 | int auto_threshold; | |
148 | int num_loose = 0; | |
149 | int needed = 0; | |
150 | ||
17815501 JH |
151 | if (gc_auto_threshold <= 0) |
152 | return 0; | |
153 | ||
07af8891 | 154 | dir = opendir(git_path("objects/17")); |
2c3c4399 JH |
155 | if (!dir) |
156 | return 0; | |
157 | ||
42c78a21 | 158 | auto_threshold = DIV_ROUND_UP(gc_auto_threshold, 256); |
2c3c4399 JH |
159 | while ((ent = readdir(dir)) != NULL) { |
160 | if (strspn(ent->d_name, "0123456789abcdef") != 38 || | |
161 | ent->d_name[38] != '\0') | |
162 | continue; | |
163 | if (++num_loose > auto_threshold) { | |
164 | needed = 1; | |
165 | break; | |
166 | } | |
167 | } | |
168 | closedir(dir); | |
169 | return needed; | |
170 | } | |
171 | ||
55dfe13d | 172 | static void find_base_packs(struct string_list *packs, unsigned long limit) |
ae4e89e5 NTND |
173 | { |
174 | struct packed_git *p, *base = NULL; | |
175 | ||
176 | for (p = get_packed_git(the_repository); p; p = p->next) { | |
177 | if (!p->pack_local) | |
178 | continue; | |
55dfe13d NTND |
179 | if (limit) { |
180 | if (p->pack_size >= limit) | |
181 | string_list_append(packs, p->pack_name); | |
182 | } else if (!base || base->pack_size < p->pack_size) { | |
ae4e89e5 NTND |
183 | base = p; |
184 | } | |
185 | } | |
186 | ||
187 | if (base) | |
188 | string_list_append(packs, base->pack_name); | |
189 | } | |
190 | ||
17815501 JH |
191 | static int too_many_packs(void) |
192 | { | |
193 | struct packed_git *p; | |
194 | int cnt; | |
195 | ||
196 | if (gc_auto_pack_limit <= 0) | |
197 | return 0; | |
198 | ||
a80d72db | 199 | for (cnt = 0, p = get_packed_git(the_repository); p; p = p->next) { |
17815501 JH |
200 | if (!p->pack_local) |
201 | continue; | |
01af249f | 202 | if (p->pack_keep) |
17815501 JH |
203 | continue; |
204 | /* | |
205 | * Perhaps check the size of the pack and count only | |
206 | * very small ones here? | |
207 | */ | |
208 | cnt++; | |
209 | } | |
5f4e3bf5 | 210 | return gc_auto_pack_limit < cnt; |
17815501 JH |
211 | } |
212 | ||
ae4e89e5 NTND |
213 | static int keep_one_pack(struct string_list_item *item, void *data) |
214 | { | |
215 | argv_array_pushf(&repack, "--keep-pack=%s", basename(item->string)); | |
216 | return 0; | |
217 | } | |
218 | ||
219 | static void add_repack_all_option(struct string_list *keep_pack) | |
7e52f566 JK |
220 | { |
221 | if (prune_expire && !strcmp(prune_expire, "now")) | |
234587fc | 222 | argv_array_push(&repack, "-a"); |
7e52f566 | 223 | else { |
234587fc JK |
224 | argv_array_push(&repack, "-A"); |
225 | if (prune_expire) | |
226 | argv_array_pushf(&repack, "--unpack-unreachable=%s", prune_expire); | |
7e52f566 | 227 | } |
ae4e89e5 NTND |
228 | |
229 | if (keep_pack) | |
230 | for_each_string_list(keep_pack, keep_one_pack, NULL); | |
7e52f566 JK |
231 | } |
232 | ||
bdf56de8 DT |
233 | static void add_repack_incremental_option(void) |
234 | { | |
235 | argv_array_push(&repack, "--no-write-bitmap-index"); | |
236 | } | |
237 | ||
a087cc98 JH |
238 | static int need_to_gc(void) |
239 | { | |
240 | /* | |
b14d255b BC |
241 | * Setting gc.auto to 0 or negative can disable the |
242 | * automatic gc. | |
a087cc98 | 243 | */ |
b14d255b | 244 | if (gc_auto_threshold <= 0) |
95143f9e JH |
245 | return 0; |
246 | ||
17815501 JH |
247 | /* |
248 | * If there are too many loose objects, but not too many | |
249 | * packs, we run "repack -d -l". If there are too many packs, | |
250 | * we run "repack -A -d -l". Otherwise we tell the caller | |
251 | * there is no need. | |
252 | */ | |
55dfe13d NTND |
253 | if (too_many_packs()) { |
254 | struct string_list keep_pack = STRING_LIST_INIT_NODUP; | |
255 | ||
8fc67762 | 256 | if (big_pack_threshold) { |
55dfe13d | 257 | find_base_packs(&keep_pack, big_pack_threshold); |
8fc67762 NTND |
258 | if (keep_pack.nr >= gc_auto_pack_limit) { |
259 | big_pack_threshold = 0; | |
260 | string_list_clear(&keep_pack, 0); | |
261 | find_base_packs(&keep_pack, 0); | |
262 | } | |
263 | } | |
55dfe13d NTND |
264 | |
265 | add_repack_all_option(&keep_pack); | |
266 | string_list_clear(&keep_pack, 0); | |
267 | } else if (too_many_loose_objects()) | |
bdf56de8 DT |
268 | add_repack_incremental_option(); |
269 | else | |
17815501 | 270 | return 0; |
bde30540 | 271 | |
15048f8a | 272 | if (run_hook_le(NULL, "pre-auto-gc", NULL)) |
bde30540 | 273 | return 0; |
95143f9e | 274 | return 1; |
a087cc98 JH |
275 | } |
276 | ||
64a99eb4 NTND |
277 | /* return NULL on success, else hostname running the gc */ |
278 | static const char *lock_repo_for_gc(int force, pid_t* ret_pid) | |
279 | { | |
280 | static struct lock_file lock; | |
da25bdb7 | 281 | char my_host[HOST_NAME_MAX + 1]; |
64a99eb4 NTND |
282 | struct strbuf sb = STRBUF_INIT; |
283 | struct stat st; | |
284 | uintmax_t pid; | |
285 | FILE *fp; | |
4f1c0b21 | 286 | int fd; |
00539cef | 287 | char *pidfile_path; |
64a99eb4 | 288 | |
076aa2cb | 289 | if (is_tempfile_active(pidfile)) |
4c5baf02 JN |
290 | /* already locked */ |
291 | return NULL; | |
292 | ||
5781a9a2 | 293 | if (xgethostname(my_host, sizeof(my_host))) |
5096d490 | 294 | xsnprintf(my_host, sizeof(my_host), "unknown"); |
64a99eb4 | 295 | |
00539cef MH |
296 | pidfile_path = git_pathdup("gc.pid"); |
297 | fd = hold_lock_file_for_update(&lock, pidfile_path, | |
64a99eb4 NTND |
298 | LOCK_DIE_ON_ERROR); |
299 | if (!force) { | |
da25bdb7 RS |
300 | static char locking_host[HOST_NAME_MAX + 1]; |
301 | static char *scan_fmt; | |
4f1c0b21 | 302 | int should_exit; |
da25bdb7 RS |
303 | |
304 | if (!scan_fmt) | |
afe2fab7 | 305 | scan_fmt = xstrfmt("%s %%%ds", "%"SCNuMAX, HOST_NAME_MAX); |
00539cef | 306 | fp = fopen(pidfile_path, "r"); |
64a99eb4 NTND |
307 | memset(locking_host, 0, sizeof(locking_host)); |
308 | should_exit = | |
309 | fp != NULL && | |
310 | !fstat(fileno(fp), &st) && | |
311 | /* | |
312 | * 12 hour limit is very generous as gc should | |
313 | * never take that long. On the other hand we | |
314 | * don't really need a strict limit here, | |
315 | * running gc --auto one day late is not a big | |
316 | * problem. --force can be used in manual gc | |
317 | * after the user verifies that no gc is | |
318 | * running. | |
319 | */ | |
320 | time(NULL) - st.st_mtime <= 12 * 3600 && | |
da25bdb7 | 321 | fscanf(fp, scan_fmt, &pid, locking_host) == 2 && |
64a99eb4 | 322 | /* be gentle to concurrent "gc" on remote hosts */ |
ed7eda8b | 323 | (strcmp(locking_host, my_host) || !kill(pid, 0) || errno == EPERM); |
64a99eb4 NTND |
324 | if (fp != NULL) |
325 | fclose(fp); | |
326 | if (should_exit) { | |
327 | if (fd >= 0) | |
328 | rollback_lock_file(&lock); | |
329 | *ret_pid = pid; | |
00539cef | 330 | free(pidfile_path); |
64a99eb4 NTND |
331 | return locking_host; |
332 | } | |
333 | } | |
334 | ||
335 | strbuf_addf(&sb, "%"PRIuMAX" %s", | |
336 | (uintmax_t) getpid(), my_host); | |
337 | write_in_full(fd, sb.buf, sb.len); | |
338 | strbuf_release(&sb); | |
339 | commit_lock_file(&lock); | |
076aa2cb | 340 | pidfile = register_tempfile(pidfile_path); |
ebebeaea | 341 | free(pidfile_path); |
64a99eb4 NTND |
342 | return NULL; |
343 | } | |
344 | ||
329e6e87 NTND |
345 | static int report_last_gc_error(void) |
346 | { | |
347 | struct strbuf sb = STRBUF_INIT; | |
a831c06a DT |
348 | int ret = 0; |
349 | struct stat st; | |
350 | char *gc_log_path = git_pathdup("gc.log"); | |
329e6e87 | 351 | |
a831c06a DT |
352 | if (stat(gc_log_path, &st)) { |
353 | if (errno == ENOENT) | |
354 | goto done; | |
355 | ||
356 | ret = error_errno(_("Can't stat %s"), gc_log_path); | |
357 | goto done; | |
358 | } | |
359 | ||
360 | if (st.st_mtime < gc_log_expire_time) | |
361 | goto done; | |
362 | ||
363 | ret = strbuf_read_file(&sb, gc_log_path, 0); | |
329e6e87 | 364 | if (ret > 0) |
a831c06a | 365 | ret = error(_("The last gc run reported the following. " |
329e6e87 NTND |
366 | "Please correct the root cause\n" |
367 | "and remove %s.\n" | |
368 | "Automatic cleanup will not be performed " | |
369 | "until the file is removed.\n\n" | |
370 | "%s"), | |
a831c06a | 371 | gc_log_path, sb.buf); |
329e6e87 | 372 | strbuf_release(&sb); |
a831c06a DT |
373 | done: |
374 | free(gc_log_path); | |
375 | return ret; | |
329e6e87 NTND |
376 | } |
377 | ||
62aad184 NTND |
378 | static int gc_before_repack(void) |
379 | { | |
380 | if (pack_refs && run_command_v_opt(pack_refs_cmd.argv, RUN_GIT_CMD)) | |
381 | return error(FAILED_RUN, pack_refs_cmd.argv[0]); | |
382 | ||
383 | if (prune_reflogs && run_command_v_opt(reflog.argv, RUN_GIT_CMD)) | |
384 | return error(FAILED_RUN, reflog.argv[0]); | |
385 | ||
386 | pack_refs = 0; | |
387 | prune_reflogs = 0; | |
388 | return 0; | |
389 | } | |
390 | ||
6757ada4 JB |
391 | int cmd_gc(int argc, const char **argv, const char *prefix) |
392 | { | |
44c637c8 | 393 | int aggressive = 0; |
2c3c4399 | 394 | int auto_gc = 0; |
a0c14cbb | 395 | int quiet = 0; |
64a99eb4 NTND |
396 | int force = 0; |
397 | const char *name; | |
398 | pid_t pid; | |
329e6e87 | 399 | int daemonized = 0; |
ae4e89e5 | 400 | int keep_base_pack = -1; |
6757ada4 | 401 | |
44c637c8 | 402 | struct option builtin_gc_options[] = { |
6705c162 NTND |
403 | OPT__QUIET(&quiet, N_("suppress progress reporting")), |
404 | { OPTION_STRING, 0, "prune", &prune_expire, N_("date"), | |
405 | N_("prune unreferenced objects"), | |
58e9d9d4 | 406 | PARSE_OPT_OPTARG, NULL, (intptr_t)prune_expire }, |
d5d09d47 | 407 | OPT_BOOL(0, "aggressive", &aggressive, N_("be more thorough (increased runtime)")), |
7e1eeaa4 NTND |
408 | OPT_BOOL_F(0, "auto", &auto_gc, N_("enable auto-gc mode"), |
409 | PARSE_OPT_NOCOMPLETE), | |
410 | OPT_BOOL_F(0, "force", &force, | |
411 | N_("force running gc even if there may be another gc running"), | |
412 | PARSE_OPT_NOCOMPLETE), | |
ae4e89e5 NTND |
413 | OPT_BOOL(0, "keep-largest-pack", &keep_base_pack, |
414 | N_("repack all other packs except the largest pack")), | |
44c637c8 JB |
415 | OPT_END() |
416 | }; | |
417 | ||
0c8151b6 NTND |
418 | if (argc == 2 && !strcmp(argv[1], "-h")) |
419 | usage_with_options(builtin_gc_usage, builtin_gc_options); | |
420 | ||
234587fc JK |
421 | argv_array_pushl(&pack_refs_cmd, "pack-refs", "--all", "--prune", NULL); |
422 | argv_array_pushl(&reflog, "reflog", "expire", "--all", NULL); | |
423 | argv_array_pushl(&repack, "repack", "-d", "-l", NULL); | |
2cfe2a78 | 424 | argv_array_pushl(&prune, "prune", "--expire", NULL); |
df0b6cfb | 425 | argv_array_pushl(&prune_worktrees, "worktree", "prune", "--expire", NULL); |
234587fc JK |
426 | argv_array_pushl(&rerere, "rerere", "gc", NULL); |
427 | ||
a831c06a | 428 | /* default expiry time, overwritten in gc_config */ |
5801d3b4 | 429 | gc_config(); |
a831c06a DT |
430 | if (parse_expiry_date(gc_log_expire, &gc_log_expire_time)) |
431 | die(_("Failed to parse gc.logexpiry value %s"), gc_log_expire); | |
6757ada4 JB |
432 | |
433 | if (pack_refs < 0) | |
434 | pack_refs = !is_bare_repository(); | |
435 | ||
37782920 SB |
436 | argc = parse_options(argc, argv, prefix, builtin_gc_options, |
437 | builtin_gc_usage, 0); | |
44c637c8 JB |
438 | if (argc > 0) |
439 | usage_with_options(builtin_gc_usage, builtin_gc_options); | |
440 | ||
441 | if (aggressive) { | |
234587fc | 442 | argv_array_push(&repack, "-f"); |
125f8146 NTND |
443 | if (aggressive_depth > 0) |
444 | argv_array_pushf(&repack, "--depth=%d", aggressive_depth); | |
234587fc JK |
445 | if (aggressive_window > 0) |
446 | argv_array_pushf(&repack, "--window=%d", aggressive_window); | |
6757ada4 | 447 | } |
a0c14cbb | 448 | if (quiet) |
234587fc | 449 | argv_array_push(&repack, "-q"); |
6757ada4 | 450 | |
2c3c4399 JH |
451 | if (auto_gc) { |
452 | /* | |
453 | * Auto-gc should be least intrusive as possible. | |
454 | */ | |
2c3c4399 JH |
455 | if (!need_to_gc()) |
456 | return 0; | |
9f673f94 NTND |
457 | if (!quiet) { |
458 | if (detach_auto) | |
459 | fprintf(stderr, _("Auto packing the repository in background for optimum performance.\n")); | |
460 | else | |
461 | fprintf(stderr, _("Auto packing the repository for optimum performance.\n")); | |
462 | fprintf(stderr, _("See \"git help gc\" for manual housekeeping.\n")); | |
463 | } | |
62aad184 | 464 | if (detach_auto) { |
329e6e87 NTND |
465 | if (report_last_gc_error()) |
466 | return -1; | |
467 | ||
c45af94d JK |
468 | if (lock_repo_for_gc(force, &pid)) |
469 | return 0; | |
62aad184 NTND |
470 | if (gc_before_repack()) |
471 | return -1; | |
c45af94d JK |
472 | delete_tempfile(&pidfile); |
473 | ||
9f673f94 NTND |
474 | /* |
475 | * failure to daemonize is ok, we'll continue | |
476 | * in foreground | |
477 | */ | |
329e6e87 | 478 | daemonized = !daemonize(); |
62aad184 | 479 | } |
ae4e89e5 NTND |
480 | } else { |
481 | struct string_list keep_pack = STRING_LIST_INIT_NODUP; | |
482 | ||
483 | if (keep_base_pack != -1) { | |
484 | if (keep_base_pack) | |
55dfe13d NTND |
485 | find_base_packs(&keep_pack, 0); |
486 | } else if (big_pack_threshold) { | |
487 | find_base_packs(&keep_pack, big_pack_threshold); | |
ae4e89e5 NTND |
488 | } |
489 | ||
490 | add_repack_all_option(&keep_pack); | |
491 | string_list_clear(&keep_pack, 0); | |
492 | } | |
2c3c4399 | 493 | |
64a99eb4 NTND |
494 | name = lock_repo_for_gc(force, &pid); |
495 | if (name) { | |
496 | if (auto_gc) | |
497 | return 0; /* be quiet on --auto */ | |
498 | die(_("gc is already running on machine '%s' pid %"PRIuMAX" (use --force if not)"), | |
499 | name, (uintmax_t)pid); | |
500 | } | |
501 | ||
329e6e87 NTND |
502 | if (daemonized) { |
503 | hold_lock_file_for_update(&log_lock, | |
504 | git_path("gc.log"), | |
505 | LOCK_DIE_ON_ERROR); | |
076c8278 | 506 | dup2(get_lock_file_fd(&log_lock), 2); |
329e6e87 NTND |
507 | sigchain_push_common(process_log_file_on_signal); |
508 | atexit(process_log_file_at_exit); | |
509 | } | |
510 | ||
62aad184 NTND |
511 | if (gc_before_repack()) |
512 | return -1; | |
6757ada4 | 513 | |
067fbd41 JK |
514 | if (!repository_format_precious_objects) { |
515 | if (run_command_v_opt(repack.argv, RUN_GIT_CMD)) | |
516 | return error(FAILED_RUN, repack.argv[0]); | |
517 | ||
518 | if (prune_expire) { | |
519 | argv_array_push(&prune, prune_expire); | |
520 | if (quiet) | |
521 | argv_array_push(&prune, "--no-progress"); | |
0c16cd49 JT |
522 | if (repository_format_partial_clone) |
523 | argv_array_push(&prune, | |
524 | "--exclude-promisor-objects"); | |
067fbd41 JK |
525 | if (run_command_v_opt(prune.argv, RUN_GIT_CMD)) |
526 | return error(FAILED_RUN, prune.argv[0]); | |
527 | } | |
58e9d9d4 | 528 | } |
6757ada4 | 529 | |
e3df33bb NTND |
530 | if (prune_worktrees_expire) { |
531 | argv_array_push(&prune_worktrees, prune_worktrees_expire); | |
532 | if (run_command_v_opt(prune_worktrees.argv, RUN_GIT_CMD)) | |
533 | return error(FAILED_RUN, prune_worktrees.argv[0]); | |
534 | } | |
535 | ||
234587fc JK |
536 | if (run_command_v_opt(rerere.argv, RUN_GIT_CMD)) |
537 | return error(FAILED_RUN, rerere.argv[0]); | |
6757ada4 | 538 | |
478f34d2 | 539 | report_garbage = report_pack_garbage; |
a49d2834 | 540 | reprepare_packed_git(the_repository); |
478f34d2 DK |
541 | if (pack_garbage.nr > 0) |
542 | clean_pack_garbage(); | |
543 | ||
a087cc98 | 544 | if (auto_gc && too_many_loose_objects()) |
fea6128b ÆAB |
545 | warning(_("There are too many unreachable loose objects; " |
546 | "run 'git prune' to remove them.")); | |
a087cc98 | 547 | |
a831c06a DT |
548 | if (!daemonized) |
549 | unlink(git_path("gc.log")); | |
550 | ||
6757ada4 JB |
551 | return 0; |
552 | } |