]> git.ipfire.org Git - thirdparty/git.git/blame - fast-import.c
Merge branch 'jk/add-ignore-errors-bit-assignment-fix'
[thirdparty/git.git] / fast-import.c
CommitLineData
db5e523f
SP
1#include "builtin.h"
2#include "cache.h"
a80d72db 3#include "repository.h"
b2141fc1 4#include "config.h"
697cc8ef 5#include "lockfile.h"
db5e523f
SP
6#include "object.h"
7#include "blob.h"
463acbe1 8#include "tree.h"
7073e69e 9#include "commit.h"
db5e523f
SP
10#include "delta.h"
11#include "pack.h"
463acbe1 12#include "refs.h"
db5e523f 13#include "csum-file.h"
c44cdc7e 14#include "quote.h"
50906e04 15#include "dir.h"
d9545c7f 16#include "run-command.h"
4f39cd82 17#include "packfile.h"
a80d72db 18#include "object-store.h"
065feab4 19#include "mem-pool.h"
64043556 20#include "commit-reach.h"
db5e523f 21
69e74e74
SP
22#define PACK_ID_BITS 16
23#define MAX_PACK_ID ((1<<PACK_ID_BITS)-1)
436e7a74
SP
24#define DEPTH_BITS 13
25#define MAX_DEPTH ((1<<DEPTH_BITS)-1)
69e74e74 26
8fb3ad76
DI
27/*
28 * We abuse the setuid bit on directories to mean "do not delta".
29 */
30#define NO_DELTA S_ISUID
31
9cba13ca 32struct object_entry {
3fc366bd 33 struct pack_idx_entry idx;
27d6d290 34 struct object_entry *next;
436e7a74
SP
35 uint32_t type : TYPE_BITS,
36 pack_id : PACK_ID_BITS,
37 depth : DEPTH_BITS;
27d6d290
SP
38};
39
9cba13ca 40struct object_entry_pool {
463acbe1 41 struct object_entry_pool *next_pool;
27d6d290
SP
42 struct object_entry *next_free;
43 struct object_entry *end;
ac47a738 44 struct object_entry entries[FLEX_ARRAY]; /* more */
27d6d290
SP
45};
46
9cba13ca 47struct mark_set {
d8397168
SP
48 union {
49 struct object_entry *marked[1024];
50 struct mark_set *sets[1024];
51 } data;
6f64f6d9 52 unsigned int shift;
d8397168
SP
53};
54
9cba13ca 55struct last_object {
05576569 56 struct strbuf data;
89e0a3a1 57 off_t offset;
6bb5b329 58 unsigned int depth;
05576569 59 unsigned no_swap : 1;
ac47a738
SP
60};
61
9cba13ca 62struct atom_str {
463acbe1 63 struct atom_str *next_atom;
10831c55 64 unsigned short str_len;
463acbe1
SP
65 char str_dat[FLEX_ARRAY]; /* more */
66};
67
68struct tree_content;
9cba13ca 69struct tree_entry {
463acbe1 70 struct tree_content *tree;
4b25d091 71 struct atom_str *name;
9cba13ca 72 struct tree_entry_ms {
10831c55 73 uint16_t mode;
d7e6b6a8 74 struct object_id oid;
4cabf858 75 } versions[2];
6bb5b329
SP
76};
77
9cba13ca 78struct tree_content {
463acbe1
SP
79 unsigned int entry_capacity; /* must match avail_tree_content */
80 unsigned int entry_count;
4cabf858 81 unsigned int delta_depth;
463acbe1
SP
82 struct tree_entry *entries[FLEX_ARRAY]; /* more */
83};
84
9cba13ca 85struct avail_tree_content {
463acbe1
SP
86 unsigned int entry_capacity; /* must match tree_content */
87 struct avail_tree_content *next_avail;
6bb5b329
SP
88};
89
9cba13ca 90struct branch {
463acbe1
SP
91 struct branch *table_next_branch;
92 struct branch *active_next_branch;
6bb5b329 93 const char *name;
463acbe1 94 struct tree_entry branch_tree;
69e74e74 95 uintmax_t last_commit;
2a113aee 96 uintmax_t num_notes;
734c91f9 97 unsigned active : 1;
4ee1b225 98 unsigned delete : 1;
734c91f9 99 unsigned pack_id : PACK_ID_BITS;
d7e6b6a8 100 struct object_id oid;
6bb5b329
SP
101};
102
9cba13ca 103struct tag {
72303d44
SP
104 struct tag *next_tag;
105 const char *name;
2369ed79 106 unsigned int pack_id;
d7e6b6a8 107 struct object_id oid;
72303d44
SP
108};
109
9cba13ca 110struct hash_list {
62b6f483 111 struct hash_list *next;
d7e6b6a8 112 struct object_id oid;
62b6f483 113};
463acbe1 114
63e0c8b3
SP
115typedef enum {
116 WHENSPEC_RAW = 1,
117 WHENSPEC_RFC2822,
4b05548f 118 WHENSPEC_NOW
63e0c8b3
SP
119} whenspec_type;
120
9cba13ca 121struct recent_command {
904b1941
SP
122 struct recent_command *prev;
123 struct recent_command *next;
124 char *buf;
125};
126
0ea9f045 127/* Configured limits on output */
4f2220e6 128static unsigned long max_depth = 50;
89e0a3a1 129static off_t max_packsize;
d9545c7f 130static int unpack_limit = 100;
7073e69e 131static int force_update;
0ea9f045
SP
132
133/* Stats and misc. counters */
134static uintmax_t alloc_count;
0ea9f045
SP
135static uintmax_t marks_set_count;
136static uintmax_t object_count_by_type[1 << TYPE_BITS];
137static uintmax_t duplicate_count_by_type[1 << TYPE_BITS];
138static uintmax_t delta_count_by_type[1 << TYPE_BITS];
94c3b482 139static uintmax_t delta_count_attempts_by_type[1 << TYPE_BITS];
a7ddc487 140static unsigned long object_count;
6bb5b329 141static unsigned long branch_count;
d6c7eb2c 142static unsigned long branch_load_count;
7073e69e 143static int failure;
bdf1c06d 144static FILE *pack_edges;
0f6927c2 145static unsigned int show_stats = 1;
9c8398f0 146static int global_argc;
3f2e2297 147static const char **global_argv;
ac47a738 148
463acbe1 149/* Memory pools */
96c47d14
JM
150static struct mem_pool fi_mem_pool = {NULL, 2*1024*1024 -
151 sizeof(struct mp_block), 0 };
463acbe1 152
c44cdc7e 153/* Atom management */
463acbe1
SP
154static unsigned int atom_table_sz = 4451;
155static unsigned int atom_cnt;
156static struct atom_str **atom_table;
157
158/* The .pack file being generated */
ebcfb379 159static struct pack_idx_option pack_idx_opts;
7bfe6e26 160static unsigned int pack_id;
98a3beab 161static struct hashfile *pack_file;
d489bc14 162static struct packed_git *pack_data;
7bfe6e26 163static struct packed_git **all_packs;
89e0a3a1 164static off_t pack_size;
ac47a738
SP
165
166/* Table of objects we've written. */
4cabf858 167static unsigned int object_entry_alloc = 5000;
463acbe1
SP
168static struct object_entry_pool *blocks;
169static struct object_entry *object_table[1 << 16];
d8397168 170static struct mark_set *marks;
07cd9328
SR
171static const char *export_marks_file;
172static const char *import_marks_file;
081751c8 173static int import_marks_file_from_stream;
dded4f12 174static int import_marks_file_ignore_missing;
f4beed60 175static int import_marks_file_done;
bc3c79ae 176static int relative_marks_paths;
ac47a738
SP
177
178/* Our last blob */
05576569 179static struct last_object last_blob = { STRBUF_INIT, 0, 0, 0 };
463acbe1
SP
180
181/* Tree management */
182static unsigned int tree_entry_alloc = 1000;
183static void *avail_tree_entry;
184static unsigned int avail_tree_table_sz = 100;
185static struct avail_tree_content **avail_tree_table;
96c47d14 186static size_t tree_entry_allocd;
eec813cf
PH
187static struct strbuf old_tree = STRBUF_INIT;
188static struct strbuf new_tree = STRBUF_INIT;
8bcce301 189
6bb5b329 190/* Branch data */
d5c57b28
SP
191static unsigned long max_active_branches = 5;
192static unsigned long cur_active_branches;
193static unsigned long branch_table_sz = 1039;
463acbe1
SP
194static struct branch **branch_table;
195static struct branch *active_branches;
196
72303d44
SP
197/* Tag data */
198static struct tag *first_tag;
199static struct tag *last_tag;
200
c44cdc7e 201/* Input stream parsing */
63e0c8b3 202static whenspec_type whenspec = WHENSPEC_RAW;
4a241d79 203static struct strbuf command_buf = STRBUF_INIT;
1fdb649c 204static int unread_command_buf;
904b1941
SP
205static struct recent_command cmd_hist = {&cmd_hist, &cmd_hist, NULL};
206static struct recent_command *cmd_tail = &cmd_hist;
207static struct recent_command *rc_free;
208static unsigned int cmd_save = 100;
0ea9f045 209static uintmax_t next_mark;
eec813cf 210static struct strbuf new_data = STRBUF_INIT;
f963bd5d 211static int seen_data_command;
be56862f 212static int require_explicit_termination;
c44cdc7e 213
dc01f59d
JN
214/* Signal handling */
215static volatile sig_atomic_t checkpoint_requested;
216
85c62395
DB
217/* Where to write output of cat-blob commands */
218static int cat_blob_fd = STDOUT_FILENO;
219
9c8398f0 220static void parse_argv(void);
28c7b1f7 221static void parse_get_mark(const char *p);
97313bef
JK
222static void parse_cat_blob(const char *p);
223static void parse_ls(const char *p, struct branch *b);
c44cdc7e 224
8acb3297
SP
225static void write_branch_report(FILE *rpt, struct branch *b)
226{
227 fprintf(rpt, "%s:\n", b->name);
228
229 fprintf(rpt, " status :");
230 if (b->active)
231 fputs(" active", rpt);
232 if (b->branch_tree.tree)
233 fputs(" loaded", rpt);
d7e6b6a8 234 if (is_null_oid(&b->branch_tree.versions[1].oid))
8acb3297
SP
235 fputs(" dirty", rpt);
236 fputc('\n', rpt);
237
d7e6b6a8 238 fprintf(rpt, " tip commit : %s\n", oid_to_hex(&b->oid));
239 fprintf(rpt, " old tree : %s\n",
240 oid_to_hex(&b->branch_tree.versions[0].oid));
241 fprintf(rpt, " cur tree : %s\n",
242 oid_to_hex(&b->branch_tree.versions[1].oid));
8acb3297
SP
243 fprintf(rpt, " commit clock: %" PRIuMAX "\n", b->last_commit);
244
245 fputs(" last pack : ", rpt);
246 if (b->pack_id < MAX_PACK_ID)
247 fprintf(rpt, "%u", b->pack_id);
248 fputc('\n', rpt);
249
250 fputc('\n', rpt);
251}
252
3b08e5b8
SP
253static void dump_marks_helper(FILE *, uintmax_t, struct mark_set *);
254
4bf53833 255static void write_crash_report(const char *err)
8acb3297 256{
fcd12db6 257 char *loc = git_pathdup("fast_import_crash_%"PRIuMAX, (uintmax_t) getpid());
8acb3297
SP
258 FILE *rpt = fopen(loc, "w");
259 struct branch *b;
260 unsigned long lu;
904b1941 261 struct recent_command *rc;
8acb3297
SP
262
263 if (!rpt) {
6c223e49 264 error_errno("can't write crash report %s", loc);
fcd12db6 265 free(loc);
8acb3297
SP
266 return;
267 }
268
269 fprintf(stderr, "fast-import: dumping crash report to %s\n", loc);
270
271 fprintf(rpt, "fast-import crash report:\n");
85e72830
DSP
272 fprintf(rpt, " fast-import process: %"PRIuMAX"\n", (uintmax_t) getpid());
273 fprintf(rpt, " parent process : %"PRIuMAX"\n", (uintmax_t) getppid());
547ed716 274 fprintf(rpt, " at %s\n", show_date(time(NULL), 0, DATE_MODE(ISO8601)));
8acb3297
SP
275 fputc('\n', rpt);
276
277 fputs("fatal: ", rpt);
4bf53833 278 fputs(err, rpt);
8acb3297
SP
279 fputc('\n', rpt);
280
904b1941
SP
281 fputc('\n', rpt);
282 fputs("Most Recent Commands Before Crash\n", rpt);
283 fputs("---------------------------------\n", rpt);
284 for (rc = cmd_hist.next; rc != &cmd_hist; rc = rc->next) {
285 if (rc->next == &cmd_hist)
286 fputs("* ", rpt);
287 else
288 fputs(" ", rpt);
289 fputs(rc->buf, rpt);
290 fputc('\n', rpt);
291 }
292
8acb3297
SP
293 fputc('\n', rpt);
294 fputs("Active Branch LRU\n", rpt);
295 fputs("-----------------\n", rpt);
296 fprintf(rpt, " active_branches = %lu cur, %lu max\n",
297 cur_active_branches,
298 max_active_branches);
299 fputc('\n', rpt);
300 fputs(" pos clock name\n", rpt);
301 fputs(" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n", rpt);
302 for (b = active_branches, lu = 0; b; b = b->active_next_branch)
303 fprintf(rpt, " %2lu) %6" PRIuMAX" %s\n",
304 ++lu, b->last_commit, b->name);
305
306 fputc('\n', rpt);
307 fputs("Inactive Branches\n", rpt);
308 fputs("-----------------\n", rpt);
309 for (lu = 0; lu < branch_table_sz; lu++) {
310 for (b = branch_table[lu]; b; b = b->table_next_branch)
311 write_branch_report(rpt, b);
312 }
313
fbc63ea6
SP
314 if (first_tag) {
315 struct tag *tg;
316 fputc('\n', rpt);
317 fputs("Annotated Tags\n", rpt);
318 fputs("--------------\n", rpt);
319 for (tg = first_tag; tg; tg = tg->next_tag) {
d7e6b6a8 320 fputs(oid_to_hex(&tg->oid), rpt);
fbc63ea6
SP
321 fputc(' ', rpt);
322 fputs(tg->name, rpt);
323 fputc('\n', rpt);
324 }
325 }
326
3b08e5b8
SP
327 fputc('\n', rpt);
328 fputs("Marks\n", rpt);
329 fputs("-----\n", rpt);
07cd9328
SR
330 if (export_marks_file)
331 fprintf(rpt, " exported to %s\n", export_marks_file);
3b08e5b8
SP
332 else
333 dump_marks_helper(rpt, 0, marks);
334
8acb3297
SP
335 fputc('\n', rpt);
336 fputs("-------------------\n", rpt);
337 fputs("END OF CRASH REPORT\n", rpt);
338 fclose(rpt);
fcd12db6 339 free(loc);
8acb3297
SP
340}
341
118805b9
SP
342static void end_packfile(void);
343static void unkeep_all_packs(void);
344static void dump_marks(void);
345
8acb3297
SP
346static NORETURN void die_nicely(const char *err, va_list params)
347{
348 static int zombie;
4bf53833 349 char message[2 * PATH_MAX];
8acb3297 350
4bf53833 351 vsnprintf(message, sizeof(message), err, params);
8acb3297 352 fputs("fatal: ", stderr);
4bf53833 353 fputs(message, stderr);
8acb3297
SP
354 fputc('\n', stderr);
355
356 if (!zombie) {
357 zombie = 1;
4bf53833 358 write_crash_report(message);
118805b9
SP
359 end_packfile();
360 unkeep_all_packs();
361 dump_marks();
8acb3297 362 }
8acb3297
SP
363 exit(128);
364}
6bb5b329 365
dc01f59d
JN
366#ifndef SIGUSR1 /* Windows, for example */
367
368static void set_checkpoint_signal(void)
369{
370}
371
372#else
373
374static void checkpoint_signal(int signo)
375{
376 checkpoint_requested = 1;
377}
378
379static void set_checkpoint_signal(void)
380{
381 struct sigaction sa;
382
383 memset(&sa, 0, sizeof(sa));
384 sa.sa_handler = checkpoint_signal;
385 sigemptyset(&sa.sa_mask);
386 sa.sa_flags = SA_RESTART;
387 sigaction(SIGUSR1, &sa, NULL);
388}
389
390#endif
391
03842d8e 392static void alloc_objects(unsigned int cnt)
8bcce301 393{
463acbe1 394 struct object_entry_pool *b;
27d6d290 395
463acbe1 396 b = xmalloc(sizeof(struct object_entry_pool)
27d6d290 397 + cnt * sizeof(struct object_entry));
463acbe1 398 b->next_pool = blocks;
27d6d290
SP
399 b->next_free = b->entries;
400 b->end = b->entries + cnt;
401 blocks = b;
402 alloc_count += cnt;
403}
8bcce301 404
912c13d5 405static struct object_entry *new_object(struct object_id *oid)
8bcce301 406{
27d6d290 407 struct object_entry *e;
8bcce301 408
27d6d290 409 if (blocks->next_free == blocks->end)
463acbe1 410 alloc_objects(object_entry_alloc);
8bcce301 411
27d6d290 412 e = blocks->next_free++;
e6a492b7 413 oidcpy(&e->idx.oid, oid);
27d6d290 414 return e;
8bcce301
SP
415}
416
912c13d5 417static struct object_entry *find_object(struct object_id *oid)
463acbe1 418{
912c13d5 419 unsigned int h = oid->hash[0] << 8 | oid->hash[1];
463acbe1
SP
420 struct object_entry *e;
421 for (e = object_table[h]; e; e = e->next)
4a7e27e9 422 if (oideq(oid, &e->idx.oid))
463acbe1
SP
423 return e;
424 return NULL;
425}
426
912c13d5 427static struct object_entry *insert_object(struct object_id *oid)
8bcce301 428{
912c13d5 429 unsigned int h = oid->hash[0] << 8 | oid->hash[1];
27d6d290 430 struct object_entry *e = object_table[h];
8bcce301
SP
431
432 while (e) {
4a7e27e9 433 if (oideq(oid, &e->idx.oid))
8bcce301 434 return e;
8bcce301
SP
435 e = e->next;
436 }
437
912c13d5 438 e = new_object(oid);
b7c1ce4f 439 e->next = object_table[h];
3fc366bd 440 e->idx.offset = 0;
b7c1ce4f 441 object_table[h] = e;
8bcce301
SP
442 return e;
443}
db5e523f 444
d2986d0f
EW
445static void invalidate_pack_id(unsigned int id)
446{
447 unsigned int h;
448 unsigned long lu;
449 struct tag *t;
450
451 for (h = 0; h < ARRAY_SIZE(object_table); h++) {
452 struct object_entry *e;
453
454 for (e = object_table[h]; e; e = e->next)
455 if (e->pack_id == id)
456 e->pack_id = MAX_PACK_ID;
457 }
458
459 for (lu = 0; lu < branch_table_sz; lu++) {
460 struct branch *b;
461
462 for (b = branch_table[lu]; b; b = b->table_next_branch)
463 if (b->pack_id == id)
464 b->pack_id = MAX_PACK_ID;
465 }
466
467 for (t = first_tag; t; t = t->next_tag)
468 if (t->pack_id == id)
469 t->pack_id = MAX_PACK_ID;
470}
471
463acbe1
SP
472static unsigned int hc_str(const char *s, size_t len)
473{
474 unsigned int r = 0;
475 while (len-- > 0)
476 r = r * 31 + *s++;
477 return r;
478}
479
e5b1444b 480static char *pool_strdup(const char *s)
463acbe1 481{
34fa79a6 482 size_t len = strlen(s) + 1;
96c47d14 483 char *r = mem_pool_alloc(&fi_mem_pool, len);
34fa79a6 484 memcpy(r, s, len);
463acbe1
SP
485 return r;
486}
487
0ea9f045 488static void insert_mark(uintmax_t idnum, struct object_entry *oe)
d8397168
SP
489{
490 struct mark_set *s = marks;
491 while ((idnum >> s->shift) >= 1024) {
96c47d14 492 s = mem_pool_calloc(&fi_mem_pool, 1, sizeof(struct mark_set));
d8397168
SP
493 s->shift = marks->shift + 10;
494 s->data.sets[0] = marks;
495 marks = s;
496 }
497 while (s->shift) {
0ea9f045 498 uintmax_t i = idnum >> s->shift;
d8397168
SP
499 idnum -= i << s->shift;
500 if (!s->data.sets[i]) {
96c47d14 501 s->data.sets[i] = mem_pool_calloc(&fi_mem_pool, 1, sizeof(struct mark_set));
d8397168
SP
502 s->data.sets[i]->shift = s->shift - 10;
503 }
504 s = s->data.sets[i];
505 }
506 if (!s->data.marked[idnum])
507 marks_set_count++;
508 s->data.marked[idnum] = oe;
509}
510
e5b1444b 511static struct object_entry *find_mark(uintmax_t idnum)
d8397168 512{
0ea9f045 513 uintmax_t orig_idnum = idnum;
d8397168
SP
514 struct mark_set *s = marks;
515 struct object_entry *oe = NULL;
516 if ((idnum >> s->shift) < 1024) {
517 while (s && s->shift) {
0ea9f045 518 uintmax_t i = idnum >> s->shift;
d8397168
SP
519 idnum -= i << s->shift;
520 s = s->data.sets[i];
521 }
522 if (s)
523 oe = s->data.marked[idnum];
524 }
525 if (!oe)
3efb1f34 526 die("mark :%" PRIuMAX " not declared", orig_idnum);
d8397168
SP
527 return oe;
528}
529
e5b1444b 530static struct atom_str *to_atom(const char *s, unsigned short len)
463acbe1
SP
531{
532 unsigned int hc = hc_str(s, len) % atom_table_sz;
533 struct atom_str *c;
534
535 for (c = atom_table[hc]; c; c = c->next_atom)
536 if (c->str_len == len && !strncmp(s, c->str_dat, len))
537 return c;
538
96c47d14 539 c = mem_pool_alloc(&fi_mem_pool, sizeof(struct atom_str) + len + 1);
463acbe1 540 c->str_len = len;
eddda371 541 memcpy(c->str_dat, s, len);
463acbe1
SP
542 c->str_dat[len] = 0;
543 c->next_atom = atom_table[hc];
544 atom_table[hc] = c;
545 atom_cnt++;
546 return c;
547}
548
e5b1444b 549static struct branch *lookup_branch(const char *name)
463acbe1
SP
550{
551 unsigned int hc = hc_str(name, strlen(name)) % branch_table_sz;
552 struct branch *b;
553
554 for (b = branch_table[hc]; b; b = b->table_next_branch)
555 if (!strcmp(name, b->name))
556 return b;
557 return NULL;
558}
559
e5b1444b 560static struct branch *new_branch(const char *name)
463acbe1
SP
561{
562 unsigned int hc = hc_str(name, strlen(name)) % branch_table_sz;
4b25d091 563 struct branch *b = lookup_branch(name);
463acbe1
SP
564
565 if (b)
566 die("Invalid attempt to create duplicate branch: %s", name);
8d9c5010 567 if (check_refname_format(name, REFNAME_ALLOW_ONELEVEL))
c44cdc7e 568 die("Branch name doesn't conform to GIT standards: %s", name);
463acbe1 569
96c47d14 570 b = mem_pool_calloc(&fi_mem_pool, 1, sizeof(struct branch));
463acbe1
SP
571 b->name = pool_strdup(name);
572 b->table_next_branch = branch_table[hc];
8a8c55ea
SP
573 b->branch_tree.versions[0].mode = S_IFDIR;
574 b->branch_tree.versions[1].mode = S_IFDIR;
2a113aee 575 b->num_notes = 0;
734c91f9 576 b->active = 0;
69e74e74 577 b->pack_id = MAX_PACK_ID;
463acbe1
SP
578 branch_table[hc] = b;
579 branch_count++;
580 return b;
581}
582
583static unsigned int hc_entries(unsigned int cnt)
584{
585 cnt = cnt & 7 ? (cnt / 8) + 1 : cnt / 8;
586 return cnt < avail_tree_table_sz ? cnt : avail_tree_table_sz - 1;
587}
588
e5b1444b 589static struct tree_content *new_tree_content(unsigned int cnt)
463acbe1
SP
590{
591 struct avail_tree_content *f, *l = NULL;
592 struct tree_content *t;
593 unsigned int hc = hc_entries(cnt);
594
595 for (f = avail_tree_table[hc]; f; l = f, f = f->next_avail)
596 if (f->entry_capacity >= cnt)
597 break;
598
599 if (f) {
600 if (l)
601 l->next_avail = f->next_avail;
602 else
603 avail_tree_table[hc] = f->next_avail;
604 } else {
605 cnt = cnt & 7 ? ((cnt / 8) + 1) * 8 : cnt;
96c47d14 606 f = mem_pool_alloc(&fi_mem_pool, sizeof(*t) + sizeof(t->entries[0]) * cnt);
463acbe1
SP
607 f->entry_capacity = cnt;
608 }
609
610 t = (struct tree_content*)f;
611 t->entry_count = 0;
4cabf858 612 t->delta_depth = 0;
463acbe1
SP
613 return t;
614}
615
616static void release_tree_entry(struct tree_entry *e);
617static void release_tree_content(struct tree_content *t)
618{
619 struct avail_tree_content *f = (struct avail_tree_content*)t;
620 unsigned int hc = hc_entries(f->entry_capacity);
afde8dd9
SP
621 f->next_avail = avail_tree_table[hc];
622 avail_tree_table[hc] = f;
623}
624
625static void release_tree_content_recursive(struct tree_content *t)
626{
463acbe1
SP
627 unsigned int i;
628 for (i = 0; i < t->entry_count; i++)
629 release_tree_entry(t->entries[i]);
afde8dd9 630 release_tree_content(t);
463acbe1
SP
631}
632
e5b1444b 633static struct tree_content *grow_tree_content(
463acbe1
SP
634 struct tree_content *t,
635 int amt)
636{
637 struct tree_content *r = new_tree_content(t->entry_count + amt);
638 r->entry_count = t->entry_count;
4cabf858 639 r->delta_depth = t->delta_depth;
463acbe1
SP
640 memcpy(r->entries,t->entries,t->entry_count*sizeof(t->entries[0]));
641 release_tree_content(t);
642 return r;
643}
644
e5b1444b 645static struct tree_entry *new_tree_entry(void)
463acbe1
SP
646{
647 struct tree_entry *e;
648
649 if (!avail_tree_entry) {
650 unsigned int n = tree_entry_alloc;
96c47d14 651 tree_entry_allocd += n * sizeof(struct tree_entry);
b32fa95f
JK
652 ALLOC_ARRAY(e, n);
653 avail_tree_entry = e;
2eb26d84 654 while (n-- > 1) {
463acbe1
SP
655 *((void**)e) = e + 1;
656 e++;
657 }
35ef237c 658 *((void**)e) = NULL;
463acbe1
SP
659 }
660
661 e = avail_tree_entry;
662 avail_tree_entry = *((void**)e);
663 return e;
664}
665
666static void release_tree_entry(struct tree_entry *e)
667{
668 if (e->tree)
afde8dd9 669 release_tree_content_recursive(e->tree);
463acbe1
SP
670 *((void**)e) = avail_tree_entry;
671 avail_tree_entry = e;
672}
673
b6f3481b
SP
674static struct tree_content *dup_tree_content(struct tree_content *s)
675{
676 struct tree_content *d;
677 struct tree_entry *a, *b;
678 unsigned int i;
679
680 if (!s)
681 return NULL;
682 d = new_tree_content(s->entry_count);
683 for (i = 0; i < s->entry_count; i++) {
684 a = s->entries[i];
685 b = new_tree_entry();
686 memcpy(b, a, sizeof(*a));
d7e6b6a8 687 if (a->tree && is_null_oid(&b->versions[1].oid))
b6f3481b
SP
688 b->tree = dup_tree_content(a->tree);
689 else
690 b->tree = NULL;
691 d->entries[i] = b;
692 }
693 d->entry_count = s->entry_count;
694 d->delta_depth = s->delta_depth;
695
696 return d;
697}
698
fd99224e 699static void start_packfile(void)
f70b6534 700{
594fa999 701 struct strbuf tmp_file = STRBUF_INIT;
7bfe6e26 702 struct packed_git *p;
f70b6534 703 struct pack_header hdr;
0fcbcae7 704 int pack_fd;
f70b6534 705
594fa999
JK
706 pack_fd = odb_mkstemp(&tmp_file, "pack/tmp_pack_XXXXXX");
707 FLEX_ALLOC_STR(p, pack_name, tmp_file.buf);
708 strbuf_release(&tmp_file);
709
7bfe6e26 710 p->pack_fd = pack_fd;
d131b7af 711 p->do_not_close = 1;
98a3beab 712 pack_file = hashfd(pack_fd, p->pack_name);
f70b6534
SP
713
714 hdr.hdr_signature = htonl(PACK_SIGNATURE);
715 hdr.hdr_version = htonl(2);
716 hdr.hdr_entries = 0;
98a3beab 717 hashwrite(pack_file, &hdr, sizeof(hdr));
7bfe6e26
SP
718
719 pack_data = p;
f70b6534
SP
720 pack_size = sizeof(hdr);
721 object_count = 0;
7bfe6e26 722
2756ca43 723 REALLOC_ARRAY(all_packs, pack_id + 1);
7bfe6e26 724 all_packs[pack_id] = p;
f70b6534
SP
725}
726
427cb22c 727static const char *create_index(void)
f70b6534 728{
427cb22c
NP
729 const char *tmpfile;
730 struct pack_idx_entry **idx, **c, **last;
731 struct object_entry *e;
f70b6534 732 struct object_entry_pool *o;
f70b6534 733
427cb22c 734 /* Build the table of object IDs. */
b32fa95f 735 ALLOC_ARRAY(idx, object_count);
f70b6534
SP
736 c = idx;
737 for (o = blocks; o; o = o->next_pool)
d9ee53ce
SP
738 for (e = o->next_free; e-- != o->entries;)
739 if (pack_id == e->pack_id)
427cb22c 740 *c++ = &e->idx;
f70b6534 741 last = idx + object_count;
2fce1f3c
SP
742 if (c != last)
743 die("internal consistency error creating the index");
f70b6534 744
ebcfb379 745 tmpfile = write_idx_file(NULL, idx, object_count, &pack_idx_opts, pack_data->sha1);
f70b6534 746 free(idx);
8455e484
SP
747 return tmpfile;
748}
749
427cb22c 750static char *keep_pack(const char *curr_index_name)
8455e484 751{
3a55602e 752 static const char *keep_msg = "fast-import";
ba47a308 753 struct strbuf name = STRBUF_INIT;
8455e484
SP
754 int keep_fd;
755
ba47a308
JK
756 odb_pack_name(&name, pack_data->sha1, "keep");
757 keep_fd = odb_pack_keep(name.buf);
8455e484 758 if (keep_fd < 0)
0721c314 759 die_errno("cannot create keep file");
95693d45
JM
760 write_or_die(keep_fd, keep_msg, strlen(keep_msg));
761 if (close(keep_fd))
0721c314 762 die_errno("failed to write keep file");
8455e484 763
ba47a308
JK
764 odb_pack_name(&name, pack_data->sha1, "pack");
765 if (finalize_object_file(pack_data->pack_name, name.buf))
8455e484 766 die("cannot store pack file");
8455e484 767
ba47a308
JK
768 odb_pack_name(&name, pack_data->sha1, "idx");
769 if (finalize_object_file(curr_index_name, name.buf))
8455e484 770 die("cannot store index file");
427cb22c 771 free((void *)curr_index_name);
ba47a308 772 return strbuf_detach(&name, NULL);
8455e484
SP
773}
774
fd99224e 775static void unkeep_all_packs(void)
8455e484 776{
ba47a308 777 struct strbuf name = STRBUF_INIT;
8455e484
SP
778 int k;
779
780 for (k = 0; k < pack_id; k++) {
781 struct packed_git *p = all_packs[k];
ba47a308
JK
782 odb_pack_name(&name, p->sha1, "keep");
783 unlink_or_warn(name.buf);
8455e484 784 }
ba47a308 785 strbuf_release(&name);
f70b6534
SP
786}
787
d9545c7f
EW
788static int loosen_small_pack(const struct packed_git *p)
789{
790 struct child_process unpack = CHILD_PROCESS_INIT;
791
792 if (lseek(p->pack_fd, 0, SEEK_SET) < 0)
793 die_errno("Failed seeking to start of '%s'", p->pack_name);
794
795 unpack.in = p->pack_fd;
796 unpack.git_cmd = 1;
797 unpack.stdout_to_stderr = 1;
798 argv_array_push(&unpack.args, "unpack-objects");
799 if (!show_stats)
800 argv_array_push(&unpack.args, "-q");
801
802 return run_command(&unpack);
803}
804
fd99224e 805static void end_packfile(void)
f70b6534 806{
5e915f30
JK
807 static int running;
808
809 if (running || !pack_data)
3c078b9c 810 return;
7bfe6e26 811
5e915f30 812 running = 1;
3d20c636 813 clear_delta_base_cache();
3e005baf 814 if (object_count) {
3c078b9c 815 struct packed_git *new_p;
912c13d5 816 struct object_id cur_pack_oid;
8455e484 817 char *idx_name;
2369ed79
SP
818 int i;
819 struct branch *b;
820 struct tag *t;
8455e484 821
c9ced051 822 close_pack_windows(pack_data);
f2af9f5e 823 finalize_hashfile(pack_file, cur_pack_oid.hash, 0);
8b0eca7c 824 fixup_pack_header_footer(pack_data->pack_fd, pack_data->sha1,
abeb40e5 825 pack_data->pack_name, object_count,
912c13d5 826 cur_pack_oid.hash, pack_size);
d9545c7f
EW
827
828 if (object_count <= unpack_limit) {
d2986d0f
EW
829 if (!loosen_small_pack(pack_data)) {
830 invalidate_pack_id(pack_id);
d9545c7f 831 goto discard_pack;
d2986d0f 832 }
d9545c7f
EW
833 }
834
8b0eca7c 835 close(pack_data->pack_fd);
8455e484 836 idx_name = keep_pack(create_index());
3e005baf 837
3ea3c215 838 /* Register the packfile with core git's machinery. */
3e005baf
SP
839 new_p = add_packed_git(idx_name, strlen(idx_name), 1);
840 if (!new_p)
841 die("core git rejected index %s", idx_name);
2369ed79 842 all_packs[pack_id] = new_p;
5babff16 843 install_packed_git(the_repository, new_p);
ba47a308 844 free(idx_name);
2369ed79
SP
845
846 /* Print the boundary */
bdf1c06d
SP
847 if (pack_edges) {
848 fprintf(pack_edges, "%s:", new_p->pack_name);
849 for (i = 0; i < branch_table_sz; i++) {
850 for (b = branch_table[i]; b; b = b->table_next_branch) {
851 if (b->pack_id == pack_id)
d7e6b6a8 852 fprintf(pack_edges, " %s",
853 oid_to_hex(&b->oid));
bdf1c06d 854 }
2369ed79 855 }
bdf1c06d
SP
856 for (t = first_tag; t; t = t->next_tag) {
857 if (t->pack_id == pack_id)
d7e6b6a8 858 fprintf(pack_edges, " %s",
859 oid_to_hex(&t->oid));
bdf1c06d
SP
860 }
861 fputc('\n', pack_edges);
862 fflush(pack_edges);
2369ed79 863 }
2369ed79
SP
864
865 pack_id++;
3e005baf 866 }
87c8a56e 867 else {
d9545c7f 868discard_pack:
3c078b9c
JK
869 close(pack_data->pack_fd);
870 unlink_or_warn(pack_data->pack_name);
87c8a56e 871 }
6a83d902 872 FREE_AND_NULL(pack_data);
5e915f30 873 running = 0;
7bfe6e26
SP
874
875 /* We can't carry a delta across packfiles. */
05576569 876 strbuf_release(&last_blob.data);
7bfe6e26
SP
877 last_blob.offset = 0;
878 last_blob.depth = 0;
f70b6534
SP
879}
880
820b9310 881static void cycle_packfile(void)
d9ee53ce
SP
882{
883 end_packfile();
884 start_packfile();
885}
886
ac47a738
SP
887static int store_object(
888 enum object_type type,
eec813cf 889 struct strbuf *dat,
6bb5b329 890 struct last_object *last,
912c13d5 891 struct object_id *oidout,
0ea9f045 892 uintmax_t mark)
db5e523f 893{
db5e523f 894 void *out, *delta;
ac47a738
SP
895 struct object_entry *e;
896 unsigned char hdr[96];
912c13d5 897 struct object_id oid;
db5e523f 898 unsigned long hdrlen, deltalen;
7f89428d 899 git_hash_ctx c;
ef49a7a0 900 git_zstream s;
ac47a738 901
ef1286d3 902 hdrlen = xsnprintf((char *)hdr, sizeof(hdr), "%s %lu",
debca9d2 903 type_name(type), (unsigned long)dat->len) + 1;
7f89428d 904 the_hash_algo->init_fn(&c);
905 the_hash_algo->update_fn(&c, hdr, hdrlen);
906 the_hash_algo->update_fn(&c, dat->buf, dat->len);
907 the_hash_algo->final_fn(oid.hash, &c);
912c13d5 908 if (oidout)
909 oidcpy(oidout, &oid);
ac47a738 910
912c13d5 911 e = insert_object(&oid);
d8397168
SP
912 if (mark)
913 insert_mark(mark, e);
3fc366bd 914 if (e->idx.offset) {
6143f064 915 duplicate_count_by_type[type]++;
463acbe1 916 return 1;
a80d72db 917 } else if (find_sha1_pack(oid.hash,
454ea2e4 918 get_all_packs(the_repository))) {
a5c1780a
SP
919 e->type = type;
920 e->pack_id = MAX_PACK_ID;
3fc366bd 921 e->idx.offset = 1; /* just not zero! */
a5c1780a
SP
922 duplicate_count_by_type[type]++;
923 return 1;
ac47a738 924 }
db5e523f 925
9d14ecf3 926 if (last && last->data.len && last->data.buf && last->depth < max_depth
7f89428d 927 && dat->len > the_hash_algo->rawsz) {
928
94c3b482 929 delta_count_attempts_by_type[type]++;
05576569 930 delta = diff_delta(last->data.buf, last->data.len,
eec813cf 931 dat->buf, dat->len,
7f89428d 932 &deltalen, dat->len - the_hash_algo->rawsz);
d9ee53ce
SP
933 } else
934 delta = NULL;
db5e523f 935
55bb5c91 936 git_deflate_init(&s, pack_compression_level);
d9ee53ce
SP
937 if (delta) {
938 s.next_in = delta;
939 s.avail_in = deltalen;
940 } else {
eec813cf
PH
941 s.next_in = (void *)dat->buf;
942 s.avail_in = dat->len;
d9ee53ce 943 }
225a6f10 944 s.avail_out = git_deflate_bound(&s, s.avail_in);
d9ee53ce 945 s.next_out = out = xmalloc(s.avail_out);
55bb5c91
JH
946 while (git_deflate(&s, Z_FINISH) == Z_OK)
947 ; /* nothing */
948 git_deflate_end(&s);
d9ee53ce
SP
949
950 /* Determine if we should auto-checkpoint. */
89e0a3a1 951 if ((max_packsize && (pack_size + 60 + s.total_out) > max_packsize)
d9ee53ce
SP
952 || (pack_size + 60 + s.total_out) < pack_size) {
953
954 /* This new object needs to *not* have the current pack_id. */
955 e->pack_id = pack_id + 1;
820b9310 956 cycle_packfile();
d9ee53ce
SP
957
958 /* We cannot carry a delta into the new pack. */
959 if (delta) {
6a83d902 960 FREE_AND_NULL(delta);
5d6f3ef6 961
55bb5c91 962 git_deflate_init(&s, pack_compression_level);
eec813cf
PH
963 s.next_in = (void *)dat->buf;
964 s.avail_in = dat->len;
225a6f10 965 s.avail_out = git_deflate_bound(&s, s.avail_in);
5d6f3ef6 966 s.next_out = out = xrealloc(out, s.avail_out);
55bb5c91
JH
967 while (git_deflate(&s, Z_FINISH) == Z_OK)
968 ; /* nothing */
969 git_deflate_end(&s);
d9ee53ce 970 }
d9ee53ce
SP
971 }
972
973 e->type = type;
974 e->pack_id = pack_id;
3fc366bd 975 e->idx.offset = pack_size;
d9ee53ce
SP
976 object_count++;
977 object_count_by_type[type]++;
db5e523f 978
427cb22c
NP
979 crc32_begin(pack_file);
980
db5e523f 981 if (delta) {
89e0a3a1 982 off_t ofs = e->idx.offset - last->offset;
d489bc14
SP
983 unsigned pos = sizeof(hdr) - 1;
984
4cabf858 985 delta_count_by_type[type]++;
436e7a74 986 e->depth = last->depth + 1;
d489bc14 987
7202a6fa
JK
988 hdrlen = encode_in_pack_object_header(hdr, sizeof(hdr),
989 OBJ_OFS_DELTA, deltalen);
98a3beab 990 hashwrite(pack_file, hdr, hdrlen);
d489bc14
SP
991 pack_size += hdrlen;
992
993 hdr[pos] = ofs & 127;
994 while (ofs >>= 7)
995 hdr[--pos] = 128 | (--ofs & 127);
98a3beab 996 hashwrite(pack_file, hdr + pos, sizeof(hdr) - pos);
d489bc14 997 pack_size += sizeof(hdr) - pos;
db5e523f 998 } else {
436e7a74 999 e->depth = 0;
7202a6fa
JK
1000 hdrlen = encode_in_pack_object_header(hdr, sizeof(hdr),
1001 type, dat->len);
98a3beab 1002 hashwrite(pack_file, hdr, hdrlen);
41e5257f 1003 pack_size += hdrlen;
db5e523f
SP
1004 }
1005
98a3beab 1006 hashwrite(pack_file, out, s.total_out);
41e5257f 1007 pack_size += s.total_out;
db5e523f 1008
427cb22c
NP
1009 e->idx.crc32 = crc32_end(pack_file);
1010
db5e523f 1011 free(out);
e7d06a4b 1012 free(delta);
463acbe1 1013 if (last) {
05576569
PH
1014 if (last->no_swap) {
1015 last->data = *dat;
1016 } else {
c76689df 1017 strbuf_swap(&last->data, dat);
05576569 1018 }
3fc366bd 1019 last->offset = e->idx.offset;
436e7a74 1020 last->depth = e->depth;
463acbe1
SP
1021 }
1022 return 0;
1023}
1024
98a3beab 1025static void truncate_pack(struct hashfile_checkpoint *checkpoint)
5eef828b 1026{
98a3beab 1027 if (hashfile_truncate(pack_file, checkpoint))
5eef828b 1028 die_errno("cannot truncate pack to skip duplicate");
6c526148 1029 pack_size = checkpoint->offset;
5eef828b
SP
1030}
1031
912c13d5 1032static void stream_blob(uintmax_t len, struct object_id *oidout, uintmax_t mark)
5eef828b
SP
1033{
1034 size_t in_sz = 64 * 1024, out_sz = 64 * 1024;
1035 unsigned char *in_buf = xmalloc(in_sz);
1036 unsigned char *out_buf = xmalloc(out_sz);
1037 struct object_entry *e;
912c13d5 1038 struct object_id oid;
5eef828b
SP
1039 unsigned long hdrlen;
1040 off_t offset;
7f89428d 1041 git_hash_ctx c;
ef49a7a0 1042 git_zstream s;
98a3beab 1043 struct hashfile_checkpoint checkpoint;
5eef828b
SP
1044 int status = Z_OK;
1045
1046 /* Determine if we should auto-checkpoint. */
89e0a3a1 1047 if ((max_packsize && (pack_size + 60 + len) > max_packsize)
5eef828b
SP
1048 || (pack_size + 60 + len) < pack_size)
1049 cycle_packfile();
1050
98a3beab 1051 hashfile_checkpoint(pack_file, &checkpoint);
6c526148 1052 offset = checkpoint.offset;
21281816 1053
98718242 1054 hdrlen = xsnprintf((char *)out_buf, out_sz, "blob %" PRIuMAX, len) + 1;
5eef828b 1055
7f89428d 1056 the_hash_algo->init_fn(&c);
1057 the_hash_algo->update_fn(&c, out_buf, hdrlen);
5eef828b 1058
427cb22c
NP
1059 crc32_begin(pack_file);
1060
55bb5c91 1061 git_deflate_init(&s, pack_compression_level);
5eef828b 1062
7202a6fa 1063 hdrlen = encode_in_pack_object_header(out_buf, out_sz, OBJ_BLOB, len);
5eef828b
SP
1064
1065 s.next_out = out_buf + hdrlen;
1066 s.avail_out = out_sz - hdrlen;
1067
1068 while (status != Z_STREAM_END) {
1069 if (0 < len && !s.avail_in) {
1070 size_t cnt = in_sz < len ? in_sz : (size_t)len;
1071 size_t n = fread(in_buf, 1, cnt, stdin);
1072 if (!n && feof(stdin))
1073 die("EOF in data (%" PRIuMAX " bytes remaining)", len);
1074
7f89428d 1075 the_hash_algo->update_fn(&c, in_buf, n);
5eef828b
SP
1076 s.next_in = in_buf;
1077 s.avail_in = n;
1078 len -= n;
1079 }
1080
55bb5c91 1081 status = git_deflate(&s, len ? 0 : Z_FINISH);
5eef828b
SP
1082
1083 if (!s.avail_out || status == Z_STREAM_END) {
1084 size_t n = s.next_out - out_buf;
98a3beab 1085 hashwrite(pack_file, out_buf, n);
5eef828b
SP
1086 pack_size += n;
1087 s.next_out = out_buf;
1088 s.avail_out = out_sz;
1089 }
1090
1091 switch (status) {
1092 case Z_OK:
1093 case Z_BUF_ERROR:
1094 case Z_STREAM_END:
1095 continue;
1096 default:
1097 die("unexpected deflate failure: %d", status);
1098 }
1099 }
55bb5c91 1100 git_deflate_end(&s);
7f89428d 1101 the_hash_algo->final_fn(oid.hash, &c);
5eef828b 1102
912c13d5 1103 if (oidout)
1104 oidcpy(oidout, &oid);
5eef828b 1105
912c13d5 1106 e = insert_object(&oid);
5eef828b
SP
1107
1108 if (mark)
1109 insert_mark(mark, e);
1110
3fc366bd 1111 if (e->idx.offset) {
5eef828b 1112 duplicate_count_by_type[OBJ_BLOB]++;
6c526148 1113 truncate_pack(&checkpoint);
5eef828b 1114
a80d72db 1115 } else if (find_sha1_pack(oid.hash,
454ea2e4 1116 get_all_packs(the_repository))) {
5eef828b
SP
1117 e->type = OBJ_BLOB;
1118 e->pack_id = MAX_PACK_ID;
3fc366bd 1119 e->idx.offset = 1; /* just not zero! */
5eef828b 1120 duplicate_count_by_type[OBJ_BLOB]++;
6c526148 1121 truncate_pack(&checkpoint);
5eef828b
SP
1122
1123 } else {
1124 e->depth = 0;
1125 e->type = OBJ_BLOB;
1126 e->pack_id = pack_id;
3fc366bd 1127 e->idx.offset = offset;
427cb22c 1128 e->idx.crc32 = crc32_end(pack_file);
5eef828b
SP
1129 object_count++;
1130 object_count_by_type[OBJ_BLOB]++;
1131 }
1132
1133 free(in_buf);
1134 free(out_buf);
1135}
1136
7422bac4
SP
1137/* All calls must be guarded by find_object() or find_mark() to
1138 * ensure the 'struct object_entry' passed was written by this
1139 * process instance. We unpack the entry by the offset, avoiding
1140 * the need for the corresponding .idx file. This unpacking rule
1141 * works because we only use OBJ_REF_DELTA within the packfiles
1142 * created by fast-import.
1143 *
1144 * oe must not be NULL. Such an oe usually comes from giving
1145 * an unknown SHA-1 to find_object() or an undefined mark to
1146 * find_mark(). Callers must test for this condition and use
1147 * the standard read_sha1_file() when it happens.
1148 *
1149 * oe->pack_id must not be MAX_PACK_ID. Such an oe is usually from
1150 * find_mark(), where the mark was reloaded from an existing marks
1151 * file and is referencing an object that this fast-import process
1152 * instance did not write out to a packfile. Callers must test for
1153 * this condition and use read_sha1_file() instead.
1154 */
7bfe6e26
SP
1155static void *gfi_unpack_entry(
1156 struct object_entry *oe,
1157 unsigned long *sizep)
41e5257f 1158{
21666f1a 1159 enum object_type type;
7bfe6e26 1160 struct packed_git *p = all_packs[oe->pack_id];
7f89428d 1161 if (p == pack_data && p->pack_size < (pack_size + the_hash_algo->rawsz)) {
7422bac4
SP
1162 /* The object is stored in the packfile we are writing to
1163 * and we have modified it since the last time we scanned
1164 * back to read a previously written object. If an old
7f89428d 1165 * window covered [p->pack_size, p->pack_size + rawsz) its
7422bac4
SP
1166 * data is stale and is not valid. Closing all windows
1167 * and updating the packfile length ensures we can read
1168 * the newly written data.
1169 */
c9ced051 1170 close_pack_windows(p);
98a3beab 1171 hashflush(pack_file);
7422bac4 1172
7f89428d 1173 /* We have to offer rawsz bytes additional on the end of
7422bac4
SP
1174 * the packfile as the core unpacker code assumes the
1175 * footer is present at the file end and must promise
7f89428d 1176 * at least rawsz bytes within any window it maps. But
7422bac4
SP
1177 * we don't actually create the footer here.
1178 */
7f89428d 1179 p->pack_size = pack_size + the_hash_algo->rawsz;
c9ced051 1180 }
57a6a500 1181 return unpack_entry(the_repository, p, oe->idx.offset, &type, sizep);
41e5257f
SP
1182}
1183
10831c55 1184static const char *get_mode(const char *str, uint16_t *modep)
463acbe1
SP
1185{
1186 unsigned char c;
10831c55 1187 uint16_t mode = 0;
463acbe1
SP
1188
1189 while ((c = *str++) != ' ') {
1190 if (c < '0' || c > '7')
1191 return NULL;
1192 mode = (mode << 3) + (c - '0');
1193 }
1194 *modep = mode;
1195 return str;
1196}
1197
1198static void load_tree(struct tree_entry *root)
1199{
912c13d5 1200 struct object_id *oid = &root->versions[1].oid;
463acbe1
SP
1201 struct object_entry *myoe;
1202 struct tree_content *t;
1203 unsigned long size;
1204 char *buf;
1205 const char *c;
463acbe1
SP
1206
1207 root->tree = t = new_tree_content(8);
912c13d5 1208 if (is_null_oid(oid))
463acbe1
SP
1209 return;
1210
912c13d5 1211 myoe = find_object(oid);
20f546a8 1212 if (myoe && myoe->pack_id != MAX_PACK_ID) {
41e5257f 1213 if (myoe->type != OBJ_TREE)
912c13d5 1214 die("Not a tree: %s", oid_to_hex(oid));
436e7a74 1215 t->delta_depth = myoe->depth;
7bfe6e26 1216 buf = gfi_unpack_entry(myoe, &size);
e8b32e06 1217 if (!buf)
912c13d5 1218 die("Can't load tree %s", oid_to_hex(oid));
463acbe1 1219 } else {
21666f1a 1220 enum object_type type;
b4f5aca4 1221 buf = read_object_file(oid, &type, &size);
21666f1a 1222 if (!buf || type != OBJ_TREE)
912c13d5 1223 die("Can't load tree %s", oid_to_hex(oid));
463acbe1
SP
1224 }
1225
1226 c = buf;
1227 while (c != (buf + size)) {
1228 struct tree_entry *e = new_tree_entry();
1229
1230 if (t->entry_count == t->entry_capacity)
f022f85f 1231 root->tree = t = grow_tree_content(t, t->entry_count);
463acbe1
SP
1232 t->entries[t->entry_count++] = e;
1233
1234 e->tree = NULL;
4cabf858 1235 c = get_mode(c, &e->versions[1].mode);
463acbe1 1236 if (!c)
912c13d5 1237 die("Corrupt mode in %s", oid_to_hex(oid));
4cabf858 1238 e->versions[0].mode = e->versions[1].mode;
061e35c5 1239 e->name = to_atom(c, strlen(c));
463acbe1 1240 c += e->name->str_len + 1;
d7e6b6a8 1241 hashcpy(e->versions[0].oid.hash, (unsigned char *)c);
1242 hashcpy(e->versions[1].oid.hash, (unsigned char *)c);
912c13d5 1243 c += GIT_SHA1_RAWSZ;
463acbe1
SP
1244 }
1245 free(buf);
1246}
1247
4cabf858 1248static int tecmp0 (const void *_a, const void *_b)
463acbe1
SP
1249{
1250 struct tree_entry *a = *((struct tree_entry**)_a);
1251 struct tree_entry *b = *((struct tree_entry**)_b);
1252 return base_name_compare(
4cabf858
SP
1253 a->name->str_dat, a->name->str_len, a->versions[0].mode,
1254 b->name->str_dat, b->name->str_len, b->versions[0].mode);
463acbe1
SP
1255}
1256
4cabf858 1257static int tecmp1 (const void *_a, const void *_b)
463acbe1 1258{
4cabf858
SP
1259 struct tree_entry *a = *((struct tree_entry**)_a);
1260 struct tree_entry *b = *((struct tree_entry**)_b);
1261 return base_name_compare(
1262 a->name->str_dat, a->name->str_len, a->versions[1].mode,
1263 b->name->str_dat, b->name->str_len, b->versions[1].mode);
1264}
1265
eec813cf 1266static void mktree(struct tree_content *t, int v, struct strbuf *b)
4cabf858
SP
1267{
1268 size_t maxlen = 0;
463acbe1 1269 unsigned int i;
463acbe1 1270
4cabf858 1271 if (!v)
9ed0d8d6 1272 QSORT(t->entries, t->entry_count, tecmp0);
4cabf858 1273 else
9ed0d8d6 1274 QSORT(t->entries, t->entry_count, tecmp1);
463acbe1 1275
463acbe1 1276 for (i = 0; i < t->entry_count; i++) {
4cabf858
SP
1277 if (t->entries[i]->versions[v].mode)
1278 maxlen += t->entries[i]->name->str_len + 34;
463acbe1
SP
1279 }
1280
eec813cf
PH
1281 strbuf_reset(b);
1282 strbuf_grow(b, maxlen);
463acbe1
SP
1283 for (i = 0; i < t->entry_count; i++) {
1284 struct tree_entry *e = t->entries[i];
4cabf858
SP
1285 if (!e->versions[v].mode)
1286 continue;
8fb3ad76
DI
1287 strbuf_addf(b, "%o %s%c",
1288 (unsigned int)(e->versions[v].mode & ~NO_DELTA),
1289 e->name->str_dat, '\0');
912c13d5 1290 strbuf_add(b, e->versions[v].oid.hash, GIT_SHA1_RAWSZ);
463acbe1 1291 }
4cabf858
SP
1292}
1293
1294static void store_tree(struct tree_entry *root)
1295{
2668d692 1296 struct tree_content *t;
4cabf858 1297 unsigned int i, j, del;
05576569 1298 struct last_object lo = { STRBUF_INIT, 0, 0, /* no_swap */ 1 };
8fb3ad76 1299 struct object_entry *le = NULL;
4cabf858 1300
d7e6b6a8 1301 if (!is_null_oid(&root->versions[1].oid))
4cabf858
SP
1302 return;
1303
2668d692
MB
1304 if (!root->tree)
1305 load_tree(root);
1306 t = root->tree;
1307
4cabf858
SP
1308 for (i = 0; i < t->entry_count; i++) {
1309 if (t->entries[i]->tree)
1310 store_tree(t->entries[i]);
1311 }
1312
8fb3ad76 1313 if (!(root->versions[0].mode & NO_DELTA))
912c13d5 1314 le = find_object(&root->versions[0].oid);
05576569 1315 if (S_ISDIR(root->versions[0].mode) && le && le->pack_id == pack_id) {
eec813cf 1316 mktree(t, 0, &old_tree);
05576569 1317 lo.data = old_tree;
3fc366bd 1318 lo.offset = le->idx.offset;
4cabf858 1319 lo.depth = t->delta_depth;
4cabf858 1320 }
4cabf858 1321
eec813cf 1322 mktree(t, 1, &new_tree);
912c13d5 1323 store_object(OBJ_TREE, &new_tree, &lo, &root->versions[1].oid, 0);
4cabf858
SP
1324
1325 t->delta_depth = lo.depth;
4cabf858
SP
1326 for (i = 0, j = 0, del = 0; i < t->entry_count; i++) {
1327 struct tree_entry *e = t->entries[i];
1328 if (e->versions[1].mode) {
1329 e->versions[0].mode = e->versions[1].mode;
d7e6b6a8 1330 oidcpy(&e->versions[0].oid, &e->versions[1].oid);
4cabf858
SP
1331 t->entries[j++] = e;
1332 } else {
1333 release_tree_entry(e);
1334 del++;
1335 }
1336 }
1337 t->entry_count -= del;
463acbe1
SP
1338}
1339
34215783
JN
1340static void tree_content_replace(
1341 struct tree_entry *root,
912c13d5 1342 const struct object_id *oid,
34215783
JN
1343 const uint16_t mode,
1344 struct tree_content *newtree)
1345{
1346 if (!S_ISDIR(mode))
1347 die("Root cannot be a non-directory");
d7e6b6a8 1348 oidclr(&root->versions[0].oid);
912c13d5 1349 oidcpy(&root->versions[1].oid, oid);
34215783
JN
1350 if (root->tree)
1351 release_tree_content_recursive(root->tree);
1352 root->tree = newtree;
1353}
1354
463acbe1
SP
1355static int tree_content_set(
1356 struct tree_entry *root,
1357 const char *p,
912c13d5 1358 const struct object_id *oid,
f39a946a
SP
1359 const uint16_t mode,
1360 struct tree_content *subtree)
463acbe1 1361{
5edde510 1362 struct tree_content *t;
463acbe1
SP
1363 const char *slash1;
1364 unsigned int i, n;
1365 struct tree_entry *e;
1366
2c5495f7
RM
1367 slash1 = strchrnul(p, '/');
1368 n = slash1 - p;
475d1b33
SP
1369 if (!n)
1370 die("Empty path component found in input");
2c5495f7 1371 if (!*slash1 && !S_ISDIR(mode) && subtree)
f39a946a 1372 die("Non-directories cannot have subtrees");
463acbe1 1373
5edde510
JN
1374 if (!root->tree)
1375 load_tree(root);
1376 t = root->tree;
463acbe1
SP
1377 for (i = 0; i < t->entry_count; i++) {
1378 e = t->entries[i];
ba0897e6 1379 if (e->name->str_len == n && !fspathncmp(p, e->name->str_dat, n)) {
2c5495f7 1380 if (!*slash1) {
f39a946a
SP
1381 if (!S_ISDIR(mode)
1382 && e->versions[1].mode == mode
4a7e27e9 1383 && oideq(&e->versions[1].oid, oid))
463acbe1 1384 return 0;
4cabf858 1385 e->versions[1].mode = mode;
912c13d5 1386 oidcpy(&e->versions[1].oid, oid);
f39a946a 1387 if (e->tree)
afde8dd9 1388 release_tree_content_recursive(e->tree);
f39a946a 1389 e->tree = subtree;
8fb3ad76
DI
1390
1391 /*
1392 * We need to leave e->versions[0].sha1 alone
1393 * to avoid modifying the preimage tree used
1394 * when writing out the parent directory.
1395 * But after replacing the subdir with a
1396 * completely different one, it's not a good
1397 * delta base any more, and besides, we've
1398 * thrown away the tree entries needed to
1399 * make a delta against it.
1400 *
1401 * So let's just explicitly disable deltas
1402 * for the subtree.
1403 */
1404 if (S_ISDIR(e->versions[0].mode))
1405 e->versions[0].mode |= NO_DELTA;
1406
d7e6b6a8 1407 oidclr(&root->versions[1].oid);
463acbe1
SP
1408 return 1;
1409 }
4cabf858 1410 if (!S_ISDIR(e->versions[1].mode)) {
463acbe1 1411 e->tree = new_tree_content(8);
4cabf858 1412 e->versions[1].mode = S_IFDIR;
463acbe1
SP
1413 }
1414 if (!e->tree)
1415 load_tree(e);
912c13d5 1416 if (tree_content_set(e, slash1 + 1, oid, mode, subtree)) {
d7e6b6a8 1417 oidclr(&root->versions[1].oid);
463acbe1
SP
1418 return 1;
1419 }
1420 return 0;
1421 }
1422 }
1423
1424 if (t->entry_count == t->entry_capacity)
f022f85f 1425 root->tree = t = grow_tree_content(t, t->entry_count);
463acbe1 1426 e = new_tree_entry();
061e35c5 1427 e->name = to_atom(p, n);
4cabf858 1428 e->versions[0].mode = 0;
d7e6b6a8 1429 oidclr(&e->versions[0].oid);
463acbe1 1430 t->entries[t->entry_count++] = e;
2c5495f7 1431 if (*slash1) {
463acbe1 1432 e->tree = new_tree_content(8);
4cabf858 1433 e->versions[1].mode = S_IFDIR;
912c13d5 1434 tree_content_set(e, slash1 + 1, oid, mode, subtree);
463acbe1 1435 } else {
f39a946a 1436 e->tree = subtree;
4cabf858 1437 e->versions[1].mode = mode;
912c13d5 1438 oidcpy(&e->versions[1].oid, oid);
463acbe1 1439 }
d7e6b6a8 1440 oidclr(&root->versions[1].oid);
463acbe1
SP
1441 return 1;
1442}
1443
f39a946a
SP
1444static int tree_content_remove(
1445 struct tree_entry *root,
1446 const char *p,
62bfa11c
JK
1447 struct tree_entry *backup_leaf,
1448 int allow_root)
463acbe1 1449{
5edde510 1450 struct tree_content *t;
463acbe1
SP
1451 const char *slash1;
1452 unsigned int i, n;
1453 struct tree_entry *e;
1454
2c5495f7
RM
1455 slash1 = strchrnul(p, '/');
1456 n = slash1 - p;
463acbe1 1457
5edde510
JN
1458 if (!root->tree)
1459 load_tree(root);
62bfa11c
JK
1460
1461 if (!*p && allow_root) {
1462 e = root;
1463 goto del_entry;
1464 }
1465
5edde510 1466 t = root->tree;
463acbe1
SP
1467 for (i = 0; i < t->entry_count; i++) {
1468 e = t->entries[i];
ba0897e6 1469 if (e->name->str_len == n && !fspathncmp(p, e->name->str_dat, n)) {
2c5495f7 1470 if (*slash1 && !S_ISDIR(e->versions[1].mode))
253fb5f8
EN
1471 /*
1472 * If p names a file in some subdirectory, and a
1473 * file or symlink matching the name of the
1474 * parent directory of p exists, then p cannot
1475 * exist and need not be deleted.
1476 */
1477 return 1;
2c5495f7 1478 if (!*slash1 || !S_ISDIR(e->versions[1].mode))
463acbe1
SP
1479 goto del_entry;
1480 if (!e->tree)
1481 load_tree(e);
62bfa11c 1482 if (tree_content_remove(e, slash1 + 1, backup_leaf, 0)) {
b54d6422
SP
1483 for (n = 0; n < e->tree->entry_count; n++) {
1484 if (e->tree->entries[n]->versions[1].mode) {
d7e6b6a8 1485 oidclr(&root->versions[1].oid);
b54d6422
SP
1486 return 1;
1487 }
1488 }
f39a946a 1489 backup_leaf = NULL;
b54d6422 1490 goto del_entry;
463acbe1
SP
1491 }
1492 return 0;
1493 }
1494 }
1495 return 0;
1496
1497del_entry:
f39a946a
SP
1498 if (backup_leaf)
1499 memcpy(backup_leaf, e, sizeof(*backup_leaf));
1500 else if (e->tree)
4cabf858 1501 release_tree_content_recursive(e->tree);
f39a946a 1502 e->tree = NULL;
4cabf858 1503 e->versions[1].mode = 0;
d7e6b6a8 1504 oidclr(&e->versions[1].oid);
1505 oidclr(&root->versions[1].oid);
ac47a738 1506 return 1;
db5e523f
SP
1507}
1508
b6f3481b
SP
1509static int tree_content_get(
1510 struct tree_entry *root,
1511 const char *p,
e0eb6b97
JK
1512 struct tree_entry *leaf,
1513 int allow_root)
b6f3481b 1514{
5edde510 1515 struct tree_content *t;
b6f3481b
SP
1516 const char *slash1;
1517 unsigned int i, n;
1518 struct tree_entry *e;
1519
2c5495f7
RM
1520 slash1 = strchrnul(p, '/');
1521 n = slash1 - p;
e0eb6b97 1522 if (!n && !allow_root)
178e1dea 1523 die("Empty path component found in input");
b6f3481b 1524
5edde510
JN
1525 if (!root->tree)
1526 load_tree(root);
e0eb6b97
JK
1527
1528 if (!n) {
1529 e = root;
1530 goto found_entry;
1531 }
1532
5edde510 1533 t = root->tree;
b6f3481b
SP
1534 for (i = 0; i < t->entry_count; i++) {
1535 e = t->entries[i];
ba0897e6 1536 if (e->name->str_len == n && !fspathncmp(p, e->name->str_dat, n)) {
2c5495f7 1537 if (!*slash1)
e0eb6b97 1538 goto found_entry;
b6f3481b
SP
1539 if (!S_ISDIR(e->versions[1].mode))
1540 return 0;
1541 if (!e->tree)
1542 load_tree(e);
e0eb6b97 1543 return tree_content_get(e, slash1 + 1, leaf, 0);
b6f3481b
SP
1544 }
1545 }
1546 return 0;
e0eb6b97
JK
1547
1548found_entry:
1549 memcpy(leaf, e, sizeof(*leaf));
d7e6b6a8 1550 if (e->tree && is_null_oid(&e->versions[1].oid))
e0eb6b97
JK
1551 leaf->tree = dup_tree_content(e->tree);
1552 else
1553 leaf->tree = NULL;
1554 return 1;
b6f3481b
SP
1555}
1556
7073e69e 1557static int update_branch(struct branch *b)
463acbe1
SP
1558{
1559 static const char *msg = "fast-import";
de7e86f5 1560 struct ref_transaction *transaction;
912c13d5 1561 struct object_id old_oid;
de7e86f5 1562 struct strbuf err = STRBUF_INIT;
7073e69e 1563
d7e6b6a8 1564 if (is_null_oid(&b->oid)) {
4ee1b225 1565 if (b->delete)
755b49ae 1566 delete_ref(NULL, b->name, NULL, 0);
4ee1b225
FC
1567 return 0;
1568 }
34c290a6 1569 if (read_ref(b->name, &old_oid))
912c13d5 1570 oidclr(&old_oid);
1571 if (!force_update && !is_null_oid(&old_oid)) {
7073e69e
SP
1572 struct commit *old_cmit, *new_cmit;
1573
21e1ee8f
SB
1574 old_cmit = lookup_commit_reference_gently(the_repository,
1575 &old_oid, 0);
1576 new_cmit = lookup_commit_reference_gently(the_repository,
1577 &b->oid, 0);
de7e86f5 1578 if (!old_cmit || !new_cmit)
7073e69e 1579 return error("Branch %s is missing commits.", b->name);
7073e69e 1580
a20efee9 1581 if (!in_merge_bases(old_cmit, new_cmit)) {
46efd2d9 1582 warning("Not updating %s"
7073e69e 1583 " (new tip %s does not contain %s)",
d7e6b6a8 1584 b->name, oid_to_hex(&b->oid),
912c13d5 1585 oid_to_hex(&old_oid));
7073e69e
SP
1586 return -1;
1587 }
1588 }
de7e86f5
RS
1589 transaction = ref_transaction_begin(&err);
1590 if (!transaction ||
89f3bbdd 1591 ref_transaction_update(transaction, b->name, &b->oid, &old_oid,
1d147bdf 1592 0, msg, &err) ||
db7516ab 1593 ref_transaction_commit(transaction, &err)) {
de7e86f5
RS
1594 ref_transaction_free(transaction);
1595 error("%s", err.buf);
1596 strbuf_release(&err);
1597 return -1;
1598 }
1599 ref_transaction_free(transaction);
1600 strbuf_release(&err);
7073e69e
SP
1601 return 0;
1602}
1603
1604static void dump_branches(void)
1605{
463acbe1
SP
1606 unsigned int i;
1607 struct branch *b;
463acbe1
SP
1608
1609 for (i = 0; i < branch_table_sz; i++) {
7073e69e
SP
1610 for (b = branch_table[i]; b; b = b->table_next_branch)
1611 failure |= update_branch(b);
463acbe1
SP
1612 }
1613}
1614
fd99224e 1615static void dump_tags(void)
72303d44
SP
1616{
1617 static const char *msg = "fast-import";
1618 struct tag *t;
3f09ba75
RS
1619 struct strbuf ref_name = STRBUF_INIT;
1620 struct strbuf err = STRBUF_INIT;
1621 struct ref_transaction *transaction;
72303d44 1622
3f09ba75
RS
1623 transaction = ref_transaction_begin(&err);
1624 if (!transaction) {
1625 failure |= error("%s", err.buf);
1626 goto cleanup;
1627 }
72303d44 1628 for (t = first_tag; t; t = t->next_tag) {
3f09ba75
RS
1629 strbuf_reset(&ref_name);
1630 strbuf_addf(&ref_name, "refs/tags/%s", t->name);
1631
1d147bdf 1632 if (ref_transaction_update(transaction, ref_name.buf,
89f3bbdd 1633 &t->oid, NULL, 0, msg, &err)) {
3f09ba75
RS
1634 failure |= error("%s", err.buf);
1635 goto cleanup;
1636 }
72303d44 1637 }
db7516ab 1638 if (ref_transaction_commit(transaction, &err))
3f09ba75
RS
1639 failure |= error("%s", err.buf);
1640
1641 cleanup:
1642 ref_transaction_free(transaction);
1643 strbuf_release(&ref_name);
1644 strbuf_release(&err);
72303d44
SP
1645}
1646
a6a1a831 1647static void dump_marks_helper(FILE *f,
0ea9f045 1648 uintmax_t base,
a6a1a831
SP
1649 struct mark_set *m)
1650{
0ea9f045 1651 uintmax_t k;
a6a1a831
SP
1652 if (m->shift) {
1653 for (k = 0; k < 1024; k++) {
1654 if (m->data.sets[k])
7e7db5e4 1655 dump_marks_helper(f, base + (k << m->shift),
a6a1a831
SP
1656 m->data.sets[k]);
1657 }
1658 } else {
1659 for (k = 0; k < 1024; k++) {
1660 if (m->data.marked[k])
3efb1f34 1661 fprintf(f, ":%" PRIuMAX " %s\n", base + k,
e6a492b7 1662 oid_to_hex(&m->data.marked[k]->idx.oid));
a6a1a831
SP
1663 }
1664 }
1665}
1666
fd99224e 1667static void dump_marks(void)
a6a1a831 1668{
b2275868 1669 struct lock_file mark_lock = LOCK_INIT;
60b9004c
SP
1670 FILE *f;
1671
f4beed60 1672 if (!export_marks_file || (import_marks_file && !import_marks_file_done))
60b9004c
SP
1673 return;
1674
f70f0565 1675 if (hold_lock_file_for_update(&mark_lock, export_marks_file, 0) < 0) {
6c223e49
NTND
1676 failure |= error_errno("Unable to write marks file %s",
1677 export_marks_file);
60b9004c 1678 return;
a6a1a831 1679 }
60b9004c 1680
f70f0565 1681 f = fdopen_lock_file(&mark_lock, "w");
60b9004c 1682 if (!f) {
5a7b1b57 1683 int saved_errno = errno;
60b9004c
SP
1684 rollback_lock_file(&mark_lock);
1685 failure |= error("Unable to write marks file %s: %s",
07cd9328 1686 export_marks_file, strerror(saved_errno));
60b9004c 1687 return;
a6a1a831 1688 }
60b9004c 1689
fb54abd6 1690 dump_marks_helper(f, 0, marks);
fb54abd6 1691 if (commit_lock_file(&mark_lock)) {
6c223e49
NTND
1692 failure |= error_errno("Unable to write file %s",
1693 export_marks_file);
fb54abd6
BC
1694 return;
1695 }
a6a1a831
SP
1696}
1697
07cd9328
SR
1698static void read_marks(void)
1699{
1700 char line[512];
1701 FILE *f = fopen(import_marks_file, "r");
dded4f12
RR
1702 if (f)
1703 ;
1704 else if (import_marks_file_ignore_missing && errno == ENOENT)
f4beed60 1705 goto done; /* Marks file does not exist */
dded4f12 1706 else
07cd9328
SR
1707 die_errno("cannot read '%s'", import_marks_file);
1708 while (fgets(line, sizeof(line), f)) {
1709 uintmax_t mark;
1710 char *end;
912c13d5 1711 struct object_id oid;
07cd9328
SR
1712 struct object_entry *e;
1713
1714 end = strchr(line, '\n');
1715 if (line[0] != ':' || !end)
1716 die("corrupt mark line: %s", line);
1717 *end = 0;
1718 mark = strtoumax(line + 1, &end, 10);
1719 if (!mark || end == line + 1
912c13d5 1720 || *end != ' ' || get_oid_hex(end + 1, &oid))
07cd9328 1721 die("corrupt mark line: %s", line);
912c13d5 1722 e = find_object(&oid);
07cd9328 1723 if (!e) {
0df8e965
SB
1724 enum object_type type = oid_object_info(the_repository,
1725 &oid, NULL);
07cd9328 1726 if (type < 0)
912c13d5 1727 die("object not found: %s", oid_to_hex(&oid));
1728 e = insert_object(&oid);
07cd9328
SR
1729 e->type = type;
1730 e->pack_id = MAX_PACK_ID;
3fc366bd 1731 e->idx.offset = 1; /* just not zero! */
07cd9328
SR
1732 }
1733 insert_mark(mark, e);
1734 }
1735 fclose(f);
f4beed60
FC
1736done:
1737 import_marks_file_done = 1;
07cd9328
SR
1738}
1739
1740
e6c019d0 1741static int read_next_command(void)
c44cdc7e 1742{
e6c019d0
PH
1743 static int stdin_eof = 0;
1744
1745 if (stdin_eof) {
1746 unread_command_buf = 0;
1747 return EOF;
1748 }
1749
777f80d7 1750 for (;;) {
97313bef
JK
1751 const char *p;
1752
904b1941 1753 if (unread_command_buf) {
1fdb649c 1754 unread_command_buf = 0;
904b1941
SP
1755 } else {
1756 struct recent_command *rc;
1757
b315c5c0 1758 strbuf_detach(&command_buf, NULL);
8f309aeb 1759 stdin_eof = strbuf_getline_lf(&command_buf, stdin);
e6c019d0
PH
1760 if (stdin_eof)
1761 return EOF;
904b1941 1762
f963bd5d 1763 if (!seen_data_command
59556548
CC
1764 && !starts_with(command_buf.buf, "feature ")
1765 && !starts_with(command_buf.buf, "option ")) {
9c8398f0 1766 parse_argv();
f963bd5d
SR
1767 }
1768
904b1941
SP
1769 rc = rc_free;
1770 if (rc)
1771 rc_free = rc->next;
1772 else {
1773 rc = cmd_hist.next;
1774 cmd_hist.next = rc->next;
1775 cmd_hist.next->prev = &cmd_hist;
1776 free(rc->buf);
1777 }
1778
1779 rc->buf = command_buf.buf;
1780 rc->prev = cmd_tail;
1781 rc->next = cmd_hist.prev;
1782 rc->prev->next = rc;
1783 cmd_tail = rc;
1784 }
28c7b1f7
MH
1785 if (skip_prefix(command_buf.buf, "get-mark ", &p)) {
1786 parse_get_mark(p);
1787 continue;
1788 }
97313bef
JK
1789 if (skip_prefix(command_buf.buf, "cat-blob ", &p)) {
1790 parse_cat_blob(p);
777f80d7
JN
1791 continue;
1792 }
1793 if (command_buf.buf[0] == '#')
1794 continue;
1795 return 0;
1796 }
c44cdc7e
SP
1797}
1798
7e5dcea8 1799static void skip_optional_lf(void)
2c570cde
SP
1800{
1801 int term_char = fgetc(stdin);
1802 if (term_char != '\n' && term_char != EOF)
1803 ungetc(term_char, stdin);
1804}
1805
b3031781 1806static void parse_mark(void)
c44cdc7e 1807{
ae021d87
JK
1808 const char *v;
1809 if (skip_prefix(command_buf.buf, "mark :", &v)) {
1810 next_mark = strtoumax(v, NULL, 10);
c44cdc7e
SP
1811 read_next_command();
1812 }
1813 else
d8397168 1814 next_mark = 0;
c44cdc7e
SP
1815}
1816
a965bb31
EN
1817static void parse_original_identifier(void)
1818{
1819 const char *v;
1820 if (skip_prefix(command_buf.buf, "original-oid ", &v))
1821 read_next_command();
1822}
1823
5eef828b 1824static int parse_data(struct strbuf *sb, uintmax_t limit, uintmax_t *len_res)
c44cdc7e 1825{
ae021d87 1826 const char *data;
eec813cf 1827 strbuf_reset(sb);
c44cdc7e 1828
ae021d87 1829 if (!skip_prefix(command_buf.buf, "data ", &data))
c44cdc7e
SP
1830 die("Expected 'data n' command, found: %s", command_buf.buf);
1831
ae021d87
JK
1832 if (skip_prefix(data, "<<", &data)) {
1833 char *term = xstrdup(data);
1834 size_t term_len = command_buf.len - (data - command_buf.buf);
4a241d79 1835
c2e6b6d0 1836 strbuf_detach(&command_buf, NULL);
3b4dce02 1837 for (;;) {
8f309aeb 1838 if (strbuf_getline_lf(&command_buf, stdin) == EOF)
3b4dce02
SP
1839 die("EOF in data (terminator '%s' not found)", term);
1840 if (term_len == command_buf.len
1841 && !strcmp(term, command_buf.buf))
1842 break;
eec813cf
PH
1843 strbuf_addbuf(sb, &command_buf);
1844 strbuf_addch(sb, '\n');
3b4dce02
SP
1845 }
1846 free(term);
1847 }
1848 else {
ae021d87 1849 uintmax_t len = strtoumax(data, NULL, 10);
5eef828b 1850 size_t n = 0, length = (size_t)len;
4a241d79 1851
5eef828b
SP
1852 if (limit && limit < len) {
1853 *len_res = len;
1854 return 0;
1855 }
1856 if (length < len)
1857 die("data is too large to use in this context");
4a241d79 1858
3b4dce02 1859 while (n < length) {
eec813cf 1860 size_t s = strbuf_fread(sb, length - n, stdin);
3b4dce02 1861 if (!s && feof(stdin))
40db58b8
JS
1862 die("EOF in data (%lu bytes remaining)",
1863 (unsigned long)(length - n));
3b4dce02
SP
1864 n += s;
1865 }
c44cdc7e
SP
1866 }
1867
2c570cde 1868 skip_optional_lf();
5eef828b 1869 return 1;
c44cdc7e
SP
1870}
1871
c33ddc2e 1872static int validate_raw_date(const char *src, struct strbuf *result)
63e0c8b3
SP
1873{
1874 const char *orig_src = src;
eb3a9dd3 1875 char *endp;
1cd749cc 1876 unsigned long num;
63e0c8b3 1877
c55fae43
RS
1878 errno = 0;
1879
1cd749cc
JH
1880 num = strtoul(src, &endp, 10);
1881 /* NEEDSWORK: perhaps check for reasonable values? */
c55fae43 1882 if (errno || endp == src || *endp != ' ')
63e0c8b3
SP
1883 return -1;
1884
1885 src = endp + 1;
1886 if (*src != '-' && *src != '+')
1887 return -1;
63e0c8b3 1888
1cd749cc 1889 num = strtoul(src + 1, &endp, 10);
c33ddc2e 1890 if (errno || endp == src + 1 || *endp || 1400 < num)
63e0c8b3
SP
1891 return -1;
1892
c33ddc2e 1893 strbuf_addstr(result, orig_src);
63e0c8b3
SP
1894 return 0;
1895}
1896
1897static char *parse_ident(const char *buf)
1898{
4b4963c0 1899 const char *ltgt;
63e0c8b3 1900 size_t name_len;
c33ddc2e 1901 struct strbuf ident = STRBUF_INIT;
63e0c8b3 1902
17fb0072
DI
1903 /* ensure there is a space delimiter even if there is no name */
1904 if (*buf == '<')
1905 --buf;
1906
4b4963c0
DI
1907 ltgt = buf + strcspn(buf, "<>");
1908 if (*ltgt != '<')
1909 die("Missing < in ident string: %s", buf);
1910 if (ltgt != buf && ltgt[-1] != ' ')
1911 die("Missing space before < in ident string: %s", buf);
1912 ltgt = ltgt + 1 + strcspn(ltgt + 1, "<>");
1913 if (*ltgt != '>')
63e0c8b3 1914 die("Missing > in ident string: %s", buf);
4b4963c0
DI
1915 ltgt++;
1916 if (*ltgt != ' ')
63e0c8b3 1917 die("Missing space after > in ident string: %s", buf);
4b4963c0
DI
1918 ltgt++;
1919 name_len = ltgt - buf;
c33ddc2e 1920 strbuf_add(&ident, buf, name_len);
63e0c8b3
SP
1921
1922 switch (whenspec) {
1923 case WHENSPEC_RAW:
c33ddc2e 1924 if (validate_raw_date(ltgt, &ident) < 0)
4b4963c0 1925 die("Invalid raw date \"%s\" in ident: %s", ltgt, buf);
63e0c8b3
SP
1926 break;
1927 case WHENSPEC_RFC2822:
c33ddc2e 1928 if (parse_date(ltgt, &ident) < 0)
4b4963c0 1929 die("Invalid rfc2822 date \"%s\" in ident: %s", ltgt, buf);
63e0c8b3
SP
1930 break;
1931 case WHENSPEC_NOW:
4b4963c0 1932 if (strcmp("now", ltgt))
63e0c8b3 1933 die("Date in ident must be 'now': %s", buf);
c33ddc2e 1934 datestamp(&ident);
63e0c8b3
SP
1935 break;
1936 }
1937
c33ddc2e 1938 return strbuf_detach(&ident, NULL);
63e0c8b3
SP
1939}
1940
5eef828b
SP
1941static void parse_and_store_blob(
1942 struct last_object *last,
912c13d5 1943 struct object_id *oidout,
5eef828b 1944 uintmax_t mark)
6143f064 1945{
05576569 1946 static struct strbuf buf = STRBUF_INIT;
5eef828b 1947 uintmax_t len;
c44cdc7e 1948
5eef828b 1949 if (parse_data(&buf, big_file_threshold, &len))
912c13d5 1950 store_object(OBJ_BLOB, &buf, last, oidout, mark);
5eef828b
SP
1951 else {
1952 if (last) {
1953 strbuf_release(&last->data);
1954 last->offset = 0;
1955 last->depth = 0;
1956 }
912c13d5 1957 stream_blob(len, oidout, mark);
5eef828b
SP
1958 skip_optional_lf();
1959 }
1960}
1961
1962static void parse_new_blob(void)
1963{
c44cdc7e 1964 read_next_command();
b3031781 1965 parse_mark();
a965bb31 1966 parse_original_identifier();
5eef828b 1967 parse_and_store_blob(&last_blob, NULL, next_mark);
6143f064
SP
1968}
1969
fd99224e 1970static void unload_one_branch(void)
6bb5b329 1971{
41e5257f
SP
1972 while (cur_active_branches
1973 && cur_active_branches >= max_active_branches) {
6777a59f 1974 uintmax_t min_commit = ULONG_MAX;
463acbe1
SP
1975 struct branch *e, *l = NULL, *p = NULL;
1976
1977 for (e = active_branches; e; e = e->active_next_branch) {
1978 if (e->last_commit < min_commit) {
1979 p = l;
1980 min_commit = e->last_commit;
1981 }
1982 l = e;
1983 }
1984
1985 if (p) {
1986 e = p->active_next_branch;
1987 p->active_next_branch = e->active_next_branch;
1988 } else {
1989 e = active_branches;
1990 active_branches = e->active_next_branch;
1991 }
734c91f9 1992 e->active = 0;
463acbe1
SP
1993 e->active_next_branch = NULL;
1994 if (e->branch_tree.tree) {
afde8dd9 1995 release_tree_content_recursive(e->branch_tree.tree);
463acbe1
SP
1996 e->branch_tree.tree = NULL;
1997 }
1998 cur_active_branches--;
6bb5b329 1999 }
6bb5b329
SP
2000}
2001
463acbe1 2002static void load_branch(struct branch *b)
6bb5b329 2003{
463acbe1 2004 load_tree(&b->branch_tree);
734c91f9
SP
2005 if (!b->active) {
2006 b->active = 1;
2007 b->active_next_branch = active_branches;
2008 active_branches = b;
2009 cur_active_branches++;
2010 branch_load_count++;
2011 }
6bb5b329
SP
2012}
2013
2a113aee
JH
2014static unsigned char convert_num_notes_to_fanout(uintmax_t num_notes)
2015{
2016 unsigned char fanout = 0;
2017 while ((num_notes >>= 8))
2018 fanout++;
2019 return fanout;
2020}
2021
2022static void construct_path_with_fanout(const char *hex_sha1,
2023 unsigned char fanout, char *path)
2024{
2025 unsigned int i = 0, j = 0;
7f89428d 2026 if (fanout >= the_hash_algo->rawsz)
2a113aee
JH
2027 die("Too large fanout (%u)", fanout);
2028 while (fanout) {
2029 path[i++] = hex_sha1[j++];
2030 path[i++] = hex_sha1[j++];
2031 path[i++] = '/';
2032 fanout--;
2033 }
7f89428d 2034 memcpy(path + i, hex_sha1 + j, the_hash_algo->hexsz - j);
2035 path[i + the_hash_algo->hexsz - j] = '\0';
2a113aee
JH
2036}
2037
2038static uintmax_t do_change_note_fanout(
2039 struct tree_entry *orig_root, struct tree_entry *root,
912c13d5 2040 char *hex_oid, unsigned int hex_oid_len,
2a113aee
JH
2041 char *fullpath, unsigned int fullpath_len,
2042 unsigned char fanout)
2043{
405d7f4a 2044 struct tree_content *t;
2a113aee 2045 struct tree_entry *e, leaf;
912c13d5 2046 unsigned int i, tmp_hex_oid_len, tmp_fullpath_len;
2a113aee 2047 uintmax_t num_notes = 0;
912c13d5 2048 struct object_id oid;
2a113aee
JH
2049 char realpath[60];
2050
405d7f4a
MH
2051 if (!root->tree)
2052 load_tree(root);
2053 t = root->tree;
2054
2a113aee
JH
2055 for (i = 0; t && i < t->entry_count; i++) {
2056 e = t->entries[i];
912c13d5 2057 tmp_hex_oid_len = hex_oid_len + e->name->str_len;
2a113aee
JH
2058 tmp_fullpath_len = fullpath_len;
2059
2060 /*
2061 * We're interested in EITHER existing note entries (entries
2062 * with exactly 40 hex chars in path, not including directory
2063 * separators), OR directory entries that may contain note
2064 * entries (with < 40 hex chars in path).
2065 * Also, each path component in a note entry must be a multiple
2066 * of 2 chars.
2067 */
2068 if (!e->versions[1].mode ||
912c13d5 2069 tmp_hex_oid_len > GIT_SHA1_HEXSZ ||
2a113aee
JH
2070 e->name->str_len % 2)
2071 continue;
2072
2073 /* This _may_ be a note entry, or a subdir containing notes */
912c13d5 2074 memcpy(hex_oid + hex_oid_len, e->name->str_dat,
2a113aee
JH
2075 e->name->str_len);
2076 if (tmp_fullpath_len)
2077 fullpath[tmp_fullpath_len++] = '/';
2078 memcpy(fullpath + tmp_fullpath_len, e->name->str_dat,
2079 e->name->str_len);
2080 tmp_fullpath_len += e->name->str_len;
2081 fullpath[tmp_fullpath_len] = '\0';
2082
912c13d5 2083 if (tmp_hex_oid_len == GIT_SHA1_HEXSZ && !get_oid_hex(hex_oid, &oid)) {
2a113aee 2084 /* This is a note entry */
18386857
JH
2085 if (fanout == 0xff) {
2086 /* Counting mode, no rename */
2087 num_notes++;
2088 continue;
2089 }
912c13d5 2090 construct_path_with_fanout(hex_oid, fanout, realpath);
2a113aee
JH
2091 if (!strcmp(fullpath, realpath)) {
2092 /* Note entry is in correct location */
2093 num_notes++;
2094 continue;
2095 }
2096
2097 /* Rename fullpath to realpath */
62bfa11c 2098 if (!tree_content_remove(orig_root, fullpath, &leaf, 0))
2a113aee
JH
2099 die("Failed to remove path %s", fullpath);
2100 tree_content_set(orig_root, realpath,
912c13d5 2101 &leaf.versions[1].oid,
2a113aee
JH
2102 leaf.versions[1].mode,
2103 leaf.tree);
2104 } else if (S_ISDIR(e->versions[1].mode)) {
2105 /* This is a subdir that may contain note entries */
2a113aee 2106 num_notes += do_change_note_fanout(orig_root, e,
912c13d5 2107 hex_oid, tmp_hex_oid_len,
2a113aee
JH
2108 fullpath, tmp_fullpath_len, fanout);
2109 }
2110
2111 /* The above may have reallocated the current tree_content */
2112 t = root->tree;
2113 }
2114 return num_notes;
2115}
2116
2117static uintmax_t change_note_fanout(struct tree_entry *root,
2118 unsigned char fanout)
2119{
912c13d5 2120 /*
2121 * The size of path is due to one slash between every two hex digits,
2122 * plus the terminating NUL. Note that there is no slash at the end, so
2123 * the number of slashes is one less than half the number of hex
2124 * characters.
2125 */
2126 char hex_oid[GIT_MAX_HEXSZ], path[GIT_MAX_HEXSZ + (GIT_MAX_HEXSZ / 2) - 1 + 1];
2127 return do_change_note_fanout(root, root, hex_oid, 0, path, 0, fanout);
2a113aee
JH
2128}
2129
06454cb9
PW
2130/*
2131 * Given a pointer into a string, parse a mark reference:
2132 *
2133 * idnum ::= ':' bigint;
2134 *
2135 * Return the first character after the value in *endptr.
2136 *
2137 * Complain if the following character is not what is expected,
2138 * either a space or end of the string.
2139 */
2140static uintmax_t parse_mark_ref(const char *p, char **endptr)
2141{
2142 uintmax_t mark;
2143
2144 assert(*p == ':');
2145 p++;
2146 mark = strtoumax(p, endptr, 10);
2147 if (*endptr == p)
2148 die("No value after ':' in mark: %s", command_buf.buf);
2149 return mark;
2150}
2151
2152/*
2153 * Parse the mark reference, and complain if this is not the end of
2154 * the string.
2155 */
2156static uintmax_t parse_mark_ref_eol(const char *p)
2157{
2158 char *end;
2159 uintmax_t mark;
2160
2161 mark = parse_mark_ref(p, &end);
2162 if (*end != '\0')
2163 die("Garbage after mark: %s", command_buf.buf);
2164 return mark;
2165}
2166
2167/*
2168 * Parse the mark reference, demanding a trailing space. Return a
2169 * pointer to the space.
2170 */
2171static uintmax_t parse_mark_ref_space(const char **p)
2172{
2173 uintmax_t mark;
2174 char *end;
2175
2176 mark = parse_mark_ref(*p, &end);
e814c39c 2177 if (*end++ != ' ')
06454cb9
PW
2178 die("Missing space after mark: %s", command_buf.buf);
2179 *p = end;
2180 return mark;
2181}
2182
97313bef 2183static void file_change_m(const char *p, struct branch *b)
6bb5b329 2184{
7fb1011e 2185 static struct strbuf uq = STRBUF_INIT;
c44cdc7e 2186 const char *endp;
3aa99df8 2187 struct object_entry *oe;
912c13d5 2188 struct object_id oid;
10831c55 2189 uint16_t mode, inline_data = 0;
6bb5b329 2190
c44cdc7e
SP
2191 p = get_mode(p, &mode);
2192 if (!p)
2193 die("Corrupt mode: %s", command_buf.buf);
2194 switch (mode) {
3d1d81eb
FC
2195 case 0644:
2196 case 0755:
2197 mode |= S_IFREG;
c44cdc7e
SP
2198 case S_IFREG | 0644:
2199 case S_IFREG | 0755:
ace4a9d1 2200 case S_IFLNK:
334fba65 2201 case S_IFDIR:
03db4525 2202 case S_IFGITLINK:
c44cdc7e
SP
2203 /* ok */
2204 break;
2205 default:
2206 die("Corrupt mode: %s", command_buf.buf);
2207 }
2208
d8397168 2209 if (*p == ':') {
06454cb9 2210 oe = find_mark(parse_mark_ref_space(&p));
e6a492b7 2211 oidcpy(&oid, &oe->idx.oid);
e814c39c 2212 } else if (skip_prefix(p, "inline ", &p)) {
b715cfbb 2213 inline_data = 1;
3aa99df8 2214 oe = NULL; /* not used with inline_data, but makes gcc happy */
d8397168 2215 } else {
912c13d5 2216 if (parse_oid_hex(p, &oid, &p))
06454cb9 2217 die("Invalid dataref: %s", command_buf.buf);
912c13d5 2218 oe = find_object(&oid);
e814c39c 2219 if (*p++ != ' ')
06454cb9 2220 die("Missing space after SHA1: %s", command_buf.buf);
d8397168 2221 }
c44cdc7e 2222
7fb1011e
PH
2223 strbuf_reset(&uq);
2224 if (!unquote_c_style(&uq, p, &endp)) {
c44cdc7e
SP
2225 if (*endp)
2226 die("Garbage after path in: %s", command_buf.buf);
7fb1011e 2227 p = uq.buf;
c44cdc7e 2228 }
6bb5b329 2229
8fe533f6 2230 /* Git does not track empty, non-toplevel directories. */
912c13d5 2231 if (S_ISDIR(mode) && is_empty_tree_oid(&oid) && *p) {
62bfa11c 2232 tree_content_remove(&b->branch_tree, p, NULL, 0);
8fe533f6
JN
2233 return;
2234 }
2235
03db4525
AG
2236 if (S_ISGITLINK(mode)) {
2237 if (inline_data)
2238 die("Git links cannot be specified 'inline': %s",
2239 command_buf.buf);
2240 else if (oe) {
2241 if (oe->type != OBJ_COMMIT)
2242 die("Not a commit (actually a %s): %s",
debca9d2 2243 type_name(oe->type), command_buf.buf);
03db4525
AG
2244 }
2245 /*
2246 * Accept the sha1 without checking; it expected to be in
2247 * another repository.
2248 */
2249 } else if (inline_data) {
334fba65
JN
2250 if (S_ISDIR(mode))
2251 die("Directories cannot be specified 'inline': %s",
2252 command_buf.buf);
7fb1011e
PH
2253 if (p != uq.buf) {
2254 strbuf_addstr(&uq, p);
2255 p = uq.buf;
2256 }
b715cfbb 2257 read_next_command();
912c13d5 2258 parse_and_store_blob(&last_blob, &oid, 0);
7111feed 2259 } else {
334fba65
JN
2260 enum object_type expected = S_ISDIR(mode) ?
2261 OBJ_TREE: OBJ_BLOB;
2262 enum object_type type = oe ? oe->type :
0df8e965
SB
2263 oid_object_info(the_repository, &oid,
2264 NULL);
21666f1a 2265 if (type < 0)
334fba65
JN
2266 die("%s not found: %s",
2267 S_ISDIR(mode) ? "Tree" : "Blob",
2268 command_buf.buf);
2269 if (type != expected)
2270 die("Not a %s (actually a %s): %s",
debca9d2 2271 type_name(expected), type_name(type),
334fba65 2272 command_buf.buf);
7111feed 2273 }
6bb5b329 2274
34215783 2275 if (!*p) {
912c13d5 2276 tree_content_replace(&b->branch_tree, &oid, mode, NULL);
34215783
JN
2277 return;
2278 }
912c13d5 2279 tree_content_set(&b->branch_tree, p, &oid, mode, NULL);
463acbe1 2280}
6bb5b329 2281
97313bef 2282static void file_change_d(const char *p, struct branch *b)
463acbe1 2283{
7fb1011e 2284 static struct strbuf uq = STRBUF_INIT;
c44cdc7e
SP
2285 const char *endp;
2286
7fb1011e
PH
2287 strbuf_reset(&uq);
2288 if (!unquote_c_style(&uq, p, &endp)) {
c44cdc7e
SP
2289 if (*endp)
2290 die("Garbage after path in: %s", command_buf.buf);
7fb1011e 2291 p = uq.buf;
c44cdc7e 2292 }
62bfa11c 2293 tree_content_remove(&b->branch_tree, p, NULL, 1);
6bb5b329
SP
2294}
2295
97313bef 2296static void file_change_cr(const char *s, struct branch *b, int rename)
f39a946a 2297{
97313bef 2298 const char *d;
7fb1011e
PH
2299 static struct strbuf s_uq = STRBUF_INIT;
2300 static struct strbuf d_uq = STRBUF_INIT;
f39a946a
SP
2301 const char *endp;
2302 struct tree_entry leaf;
2303
7fb1011e
PH
2304 strbuf_reset(&s_uq);
2305 if (!unquote_c_style(&s_uq, s, &endp)) {
f39a946a
SP
2306 if (*endp != ' ')
2307 die("Missing space after source: %s", command_buf.buf);
7fb1011e 2308 } else {
f39a946a
SP
2309 endp = strchr(s, ' ');
2310 if (!endp)
2311 die("Missing space after source: %s", command_buf.buf);
7fb1011e 2312 strbuf_add(&s_uq, s, endp - s);
f39a946a 2313 }
7fb1011e 2314 s = s_uq.buf;
f39a946a
SP
2315
2316 endp++;
2317 if (!*endp)
2318 die("Missing dest: %s", command_buf.buf);
2319
2320 d = endp;
7fb1011e
PH
2321 strbuf_reset(&d_uq);
2322 if (!unquote_c_style(&d_uq, d, &endp)) {
f39a946a
SP
2323 if (*endp)
2324 die("Garbage after dest in: %s", command_buf.buf);
7fb1011e 2325 d = d_uq.buf;
f39a946a
SP
2326 }
2327
2328 memset(&leaf, 0, sizeof(leaf));
b6f3481b 2329 if (rename)
62bfa11c 2330 tree_content_remove(&b->branch_tree, s, &leaf, 1);
b6f3481b 2331 else
e0eb6b97 2332 tree_content_get(&b->branch_tree, s, &leaf, 1);
f39a946a
SP
2333 if (!leaf.versions[1].mode)
2334 die("Path %s not in branch", s);
34215783
JN
2335 if (!*d) { /* C "path/to/subdir" "" */
2336 tree_content_replace(&b->branch_tree,
912c13d5 2337 &leaf.versions[1].oid,
34215783
JN
2338 leaf.versions[1].mode,
2339 leaf.tree);
2340 return;
2341 }
f39a946a 2342 tree_content_set(&b->branch_tree, d,
912c13d5 2343 &leaf.versions[1].oid,
f39a946a
SP
2344 leaf.versions[1].mode,
2345 leaf.tree);
f39a946a
SP
2346}
2347
97313bef 2348static void note_change_n(const char *p, struct branch *b, unsigned char *old_fanout)
a8dd2e7d 2349{
a8dd2e7d 2350 static struct strbuf uq = STRBUF_INIT;
cbfd5e1c 2351 struct object_entry *oe;
a8dd2e7d 2352 struct branch *s;
912c13d5 2353 struct object_id oid, commit_oid;
2a113aee 2354 char path[60];
a8dd2e7d 2355 uint16_t inline_data = 0;
2a113aee 2356 unsigned char new_fanout;
a8dd2e7d 2357
18386857
JH
2358 /*
2359 * When loading a branch, we don't traverse its tree to count the real
2360 * number of notes (too expensive to do this for all non-note refs).
2361 * This means that recently loaded notes refs might incorrectly have
2362 * b->num_notes == 0, and consequently, old_fanout might be wrong.
2363 *
2364 * Fix this by traversing the tree and counting the number of notes
2365 * when b->num_notes == 0. If the notes tree is truly empty, the
2366 * calculation should not take long.
2367 */
2368 if (b->num_notes == 0 && *old_fanout == 0) {
2369 /* Invoke change_note_fanout() in "counting mode". */
2370 b->num_notes = change_note_fanout(&b->branch_tree, 0xff);
2371 *old_fanout = convert_num_notes_to_fanout(b->num_notes);
2372 }
2373
2374 /* Now parse the notemodify command. */
a8dd2e7d
JH
2375 /* <dataref> or 'inline' */
2376 if (*p == ':') {
06454cb9 2377 oe = find_mark(parse_mark_ref_space(&p));
e6a492b7 2378 oidcpy(&oid, &oe->idx.oid);
e814c39c 2379 } else if (skip_prefix(p, "inline ", &p)) {
a8dd2e7d 2380 inline_data = 1;
0a34594c 2381 oe = NULL; /* not used with inline_data, but makes gcc happy */
a8dd2e7d 2382 } else {
912c13d5 2383 if (parse_oid_hex(p, &oid, &p))
06454cb9 2384 die("Invalid dataref: %s", command_buf.buf);
912c13d5 2385 oe = find_object(&oid);
e814c39c 2386 if (*p++ != ' ')
06454cb9 2387 die("Missing space after SHA1: %s", command_buf.buf);
a8dd2e7d 2388 }
a8dd2e7d 2389
a8a5406a 2390 /* <commit-ish> */
a8dd2e7d
JH
2391 s = lookup_branch(p);
2392 if (s) {
d7e6b6a8 2393 if (is_null_oid(&s->oid))
0bc69881 2394 die("Can't add a note on empty branch.");
912c13d5 2395 oidcpy(&commit_oid, &s->oid);
a8dd2e7d 2396 } else if (*p == ':') {
06454cb9 2397 uintmax_t commit_mark = parse_mark_ref_eol(p);
a8dd2e7d
JH
2398 struct object_entry *commit_oe = find_mark(commit_mark);
2399 if (commit_oe->type != OBJ_COMMIT)
2400 die("Mark :%" PRIuMAX " not a commit", commit_mark);
e6a492b7 2401 oidcpy(&commit_oid, &commit_oe->idx.oid);
912c13d5 2402 } else if (!get_oid(p, &commit_oid)) {
a8dd2e7d 2403 unsigned long size;
02f0547e 2404 char *buf = read_object_with_reference(&commit_oid,
2405 commit_type, &size,
2406 &commit_oid);
a8dd2e7d
JH
2407 if (!buf || size < 46)
2408 die("Not a valid commit: %s", p);
2409 free(buf);
2410 } else
2411 die("Invalid ref name or SHA1 expression: %s", p);
2412
2413 if (inline_data) {
a8dd2e7d
JH
2414 if (p != uq.buf) {
2415 strbuf_addstr(&uq, p);
2416 p = uq.buf;
2417 }
2418 read_next_command();
912c13d5 2419 parse_and_store_blob(&last_blob, &oid, 0);
a8dd2e7d
JH
2420 } else if (oe) {
2421 if (oe->type != OBJ_BLOB)
2422 die("Not a blob (actually a %s): %s",
debca9d2 2423 type_name(oe->type), command_buf.buf);
912c13d5 2424 } else if (!is_null_oid(&oid)) {
0df8e965
SB
2425 enum object_type type = oid_object_info(the_repository, &oid,
2426 NULL);
a8dd2e7d
JH
2427 if (type < 0)
2428 die("Blob not found: %s", command_buf.buf);
2429 if (type != OBJ_BLOB)
2430 die("Not a blob (actually a %s): %s",
debca9d2 2431 type_name(type), command_buf.buf);
a8dd2e7d
JH
2432 }
2433
912c13d5 2434 construct_path_with_fanout(oid_to_hex(&commit_oid), *old_fanout, path);
62bfa11c 2435 if (tree_content_remove(&b->branch_tree, path, NULL, 0))
2a113aee
JH
2436 b->num_notes--;
2437
912c13d5 2438 if (is_null_oid(&oid))
2a113aee
JH
2439 return; /* nothing to insert */
2440
2441 b->num_notes++;
2442 new_fanout = convert_num_notes_to_fanout(b->num_notes);
912c13d5 2443 construct_path_with_fanout(oid_to_hex(&commit_oid), new_fanout, path);
2444 tree_content_set(&b->branch_tree, path, &oid, S_IFREG | 0644, NULL);
a8dd2e7d
JH
2445}
2446
825769a8
SP
2447static void file_change_deleteall(struct branch *b)
2448{
2449 release_tree_content_recursive(b->branch_tree.tree);
d7e6b6a8 2450 oidclr(&b->branch_tree.versions[0].oid);
2451 oidclr(&b->branch_tree.versions[1].oid);
825769a8 2452 load_tree(&b->branch_tree);
2a113aee 2453 b->num_notes = 0;
825769a8
SP
2454}
2455
b3031781 2456static void parse_from_commit(struct branch *b, char *buf, unsigned long size)
654aaa37 2457{
912c13d5 2458 if (!buf || size < GIT_SHA1_HEXSZ + 6)
d7e6b6a8 2459 die("Not a valid commit: %s", oid_to_hex(&b->oid));
654aaa37 2460 if (memcmp("tree ", buf, 5)
912c13d5 2461 || get_oid_hex(buf + 5, &b->branch_tree.versions[1].oid))
d7e6b6a8 2462 die("The commit %s is corrupt", oid_to_hex(&b->oid));
2463 oidcpy(&b->branch_tree.versions[0].oid,
2464 &b->branch_tree.versions[1].oid);
654aaa37
SP
2465}
2466
b3031781 2467static void parse_from_existing(struct branch *b)
654aaa37 2468{
d7e6b6a8 2469 if (is_null_oid(&b->oid)) {
2470 oidclr(&b->branch_tree.versions[0].oid);
2471 oidclr(&b->branch_tree.versions[1].oid);
654aaa37
SP
2472 } else {
2473 unsigned long size;
2474 char *buf;
2475
02f0547e 2476 buf = read_object_with_reference(&b->oid, commit_type, &size,
2477 &b->oid);
b3031781 2478 parse_from_commit(b, buf, size);
654aaa37
SP
2479 free(buf);
2480 }
2481}
2482
b3031781 2483static int parse_from(struct branch *b)
00e2b884 2484{
6c3aac1c 2485 const char *from;
00e2b884 2486 struct branch *s;
912c13d5 2487 struct object_id oid;
00e2b884 2488
97313bef 2489 if (!skip_prefix(command_buf.buf, "from ", &from))
1fdb649c 2490 return 0;
00e2b884 2491
912c13d5 2492 oidcpy(&oid, &b->branch_tree.versions[1].oid);
00e2b884 2493
00e2b884
SP
2494 s = lookup_branch(from);
2495 if (b == s)
2496 die("Can't create a branch from itself: %s", b->name);
2497 else if (s) {
912c13d5 2498 struct object_id *t = &s->branch_tree.versions[1].oid;
d7e6b6a8 2499 oidcpy(&b->oid, &s->oid);
912c13d5 2500 oidcpy(&b->branch_tree.versions[0].oid, t);
2501 oidcpy(&b->branch_tree.versions[1].oid, t);
00e2b884 2502 } else if (*from == ':') {
06454cb9 2503 uintmax_t idnum = parse_mark_ref_eol(from);
00e2b884 2504 struct object_entry *oe = find_mark(idnum);
00e2b884 2505 if (oe->type != OBJ_COMMIT)
3efb1f34 2506 die("Mark :%" PRIuMAX " not a commit", idnum);
9001dc2a 2507 if (!oideq(&b->oid, &oe->idx.oid)) {
e6a492b7 2508 oidcpy(&b->oid, &oe->idx.oid);
0df32457
MH
2509 if (oe->pack_id != MAX_PACK_ID) {
2510 unsigned long size;
2511 char *buf = gfi_unpack_entry(oe, &size);
2512 parse_from_commit(b, buf, size);
2513 free(buf);
2514 } else
2515 parse_from_existing(b);
2516 }
912c13d5 2517 } else if (!get_oid(from, &b->oid)) {
b3031781 2518 parse_from_existing(b);
d7e6b6a8 2519 if (is_null_oid(&b->oid))
4ee1b225
FC
2520 b->delete = 1;
2521 }
654aaa37 2522 else
00e2b884
SP
2523 die("Invalid ref name or SHA1 expression: %s", from);
2524
9001dc2a 2525 if (b->branch_tree.tree && !oideq(&oid, &b->branch_tree.versions[1].oid)) {
0df32457
MH
2526 release_tree_content_recursive(b->branch_tree.tree);
2527 b->branch_tree.tree = NULL;
2528 }
2529
00e2b884 2530 read_next_command();
1fdb649c 2531 return 1;
00e2b884
SP
2532}
2533
b3031781 2534static struct hash_list *parse_merge(unsigned int *count)
62b6f483 2535{
4db34cc1 2536 struct hash_list *list = NULL, **tail = &list, *n;
6c3aac1c 2537 const char *from;
62b6f483
SP
2538 struct branch *s;
2539
2540 *count = 0;
97313bef 2541 while (skip_prefix(command_buf.buf, "merge ", &from)) {
62b6f483
SP
2542 n = xmalloc(sizeof(*n));
2543 s = lookup_branch(from);
2544 if (s)
d7e6b6a8 2545 oidcpy(&n->oid, &s->oid);
62b6f483 2546 else if (*from == ':') {
06454cb9 2547 uintmax_t idnum = parse_mark_ref_eol(from);
62b6f483
SP
2548 struct object_entry *oe = find_mark(idnum);
2549 if (oe->type != OBJ_COMMIT)
3efb1f34 2550 die("Mark :%" PRIuMAX " not a commit", idnum);
e6a492b7 2551 oidcpy(&n->oid, &oe->idx.oid);
912c13d5 2552 } else if (!get_oid(from, &n->oid)) {
2f6dc35d 2553 unsigned long size;
02f0547e 2554 char *buf = read_object_with_reference(&n->oid,
2555 commit_type,
2556 &size, &n->oid);
2f6dc35d
SP
2557 if (!buf || size < 46)
2558 die("Not a valid commit: %s", from);
2559 free(buf);
2560 } else
62b6f483
SP
2561 die("Invalid ref name or SHA1 expression: %s", from);
2562
2563 n->next = NULL;
4db34cc1
JK
2564 *tail = n;
2565 tail = &n->next;
2566
10e8d688 2567 (*count)++;
62b6f483
SP
2568 read_next_command();
2569 }
2570 return list;
2571}
2572
97313bef 2573static void parse_new_commit(const char *arg)
6bb5b329 2574{
eec813cf 2575 static struct strbuf msg = STRBUF_INIT;
c44cdc7e 2576 struct branch *b;
c44cdc7e
SP
2577 char *author = NULL;
2578 char *committer = NULL;
62b6f483
SP
2579 struct hash_list *merge_list = NULL;
2580 unsigned int merge_count;
2a113aee 2581 unsigned char prev_fanout, new_fanout;
ae021d87 2582 const char *v;
c44cdc7e 2583
97313bef 2584 b = lookup_branch(arg);
463acbe1 2585 if (!b)
97313bef 2586 b = new_branch(arg);
c44cdc7e
SP
2587
2588 read_next_command();
b3031781 2589 parse_mark();
a965bb31 2590 parse_original_identifier();
ae021d87
JK
2591 if (skip_prefix(command_buf.buf, "author ", &v)) {
2592 author = parse_ident(v);
c44cdc7e
SP
2593 read_next_command();
2594 }
ae021d87
JK
2595 if (skip_prefix(command_buf.buf, "committer ", &v)) {
2596 committer = parse_ident(v);
c44cdc7e
SP
2597 read_next_command();
2598 }
2599 if (!committer)
2600 die("Expected committer but didn't get one");
5eef828b 2601 parse_data(&msg, 0, NULL);
02f3389d 2602 read_next_command();
b3031781
MV
2603 parse_from(b);
2604 merge_list = parse_merge(&merge_count);
c44cdc7e
SP
2605
2606 /* ensure the branch is active/loaded */
41e5257f 2607 if (!b->branch_tree.tree || !max_active_branches) {
463acbe1
SP
2608 unload_one_branch();
2609 load_branch(b);
2610 }
6bb5b329 2611
2a113aee
JH
2612 prev_fanout = convert_num_notes_to_fanout(b->num_notes);
2613
463acbe1 2614 /* file_change* */
e6c019d0 2615 while (command_buf.len > 0) {
97313bef
JK
2616 if (skip_prefix(command_buf.buf, "M ", &v))
2617 file_change_m(v, b);
2618 else if (skip_prefix(command_buf.buf, "D ", &v))
2619 file_change_d(v, b);
2620 else if (skip_prefix(command_buf.buf, "R ", &v))
2621 file_change_cr(v, b, 1);
2622 else if (skip_prefix(command_buf.buf, "C ", &v))
2623 file_change_cr(v, b, 0);
2624 else if (skip_prefix(command_buf.buf, "N ", &v))
2625 note_change_n(v, b, &prev_fanout);
825769a8
SP
2626 else if (!strcmp("deleteall", command_buf.buf))
2627 file_change_deleteall(b);
97313bef
JK
2628 else if (skip_prefix(command_buf.buf, "ls ", &v))
2629 parse_ls(v, b);
1fdb649c
SP
2630 else {
2631 unread_command_buf = 1;
2632 break;
2633 }
e6c019d0
PH
2634 if (read_next_command() == EOF)
2635 break;
6bb5b329 2636 }
6bb5b329 2637
2a113aee
JH
2638 new_fanout = convert_num_notes_to_fanout(b->num_notes);
2639 if (new_fanout != prev_fanout)
2640 b->num_notes = change_note_fanout(&b->branch_tree, new_fanout);
2641
c44cdc7e 2642 /* build the tree and the commit */
463acbe1 2643 store_tree(&b->branch_tree);
d7e6b6a8 2644 oidcpy(&b->branch_tree.versions[0].oid,
2645 &b->branch_tree.versions[1].oid);
eec813cf
PH
2646
2647 strbuf_reset(&new_data);
2648 strbuf_addf(&new_data, "tree %s\n",
d7e6b6a8 2649 oid_to_hex(&b->branch_tree.versions[1].oid));
2650 if (!is_null_oid(&b->oid))
2651 strbuf_addf(&new_data, "parent %s\n",
2652 oid_to_hex(&b->oid));
62b6f483
SP
2653 while (merge_list) {
2654 struct hash_list *next = merge_list->next;
d7e6b6a8 2655 strbuf_addf(&new_data, "parent %s\n",
2656 oid_to_hex(&merge_list->oid));
62b6f483
SP
2657 free(merge_list);
2658 merge_list = next;
2659 }
eec813cf
PH
2660 strbuf_addf(&new_data,
2661 "author %s\n"
2662 "committer %s\n"
2663 "\n",
2664 author ? author : committer, committer);
2665 strbuf_addbuf(&new_data, &msg);
e7d06a4b 2666 free(author);
c44cdc7e 2667 free(committer);
c44cdc7e 2668
912c13d5 2669 if (!store_object(OBJ_COMMIT, &new_data, NULL, &b->oid, next_mark))
69e74e74 2670 b->pack_id = pack_id;
463acbe1 2671 b->last_commit = object_count_by_type[OBJ_COMMIT];
6bb5b329
SP
2672}
2673
97313bef 2674static void parse_new_tag(const char *arg)
72303d44 2675{
eec813cf 2676 static struct strbuf msg = STRBUF_INIT;
72303d44
SP
2677 const char *from;
2678 char *tagger;
2679 struct branch *s;
72303d44 2680 struct tag *t;
0ea9f045 2681 uintmax_t from_mark = 0;
912c13d5 2682 struct object_id oid;
8db751a8 2683 enum object_type type;
ae021d87 2684 const char *v;
72303d44 2685
96c47d14 2686 t = mem_pool_alloc(&fi_mem_pool, sizeof(struct tag));
a8ea1b7a 2687 memset(t, 0, sizeof(struct tag));
97313bef 2688 t->name = pool_strdup(arg);
72303d44
SP
2689 if (last_tag)
2690 last_tag->next_tag = t;
2691 else
2692 first_tag = t;
2693 last_tag = t;
72303d44
SP
2694 read_next_command();
2695
2696 /* from ... */
97313bef 2697 if (!skip_prefix(command_buf.buf, "from ", &from))
72303d44 2698 die("Expected from command, got %s", command_buf.buf);
72303d44
SP
2699 s = lookup_branch(from);
2700 if (s) {
d7e6b6a8 2701 if (is_null_oid(&s->oid))
2c9c8ee2 2702 die("Can't tag an empty branch.");
912c13d5 2703 oidcpy(&oid, &s->oid);
8db751a8 2704 type = OBJ_COMMIT;
72303d44 2705 } else if (*from == ':') {
10e8d688 2706 struct object_entry *oe;
06454cb9 2707 from_mark = parse_mark_ref_eol(from);
10e8d688 2708 oe = find_mark(from_mark);
8db751a8 2709 type = oe->type;
e6a492b7 2710 oidcpy(&oid, &oe->idx.oid);
912c13d5 2711 } else if (!get_oid(from, &oid)) {
2712 struct object_entry *oe = find_object(&oid);
6c447f63 2713 if (!oe) {
0df8e965 2714 type = oid_object_info(the_repository, &oid, NULL);
6c447f63
DI
2715 if (type < 0)
2716 die("Not a valid object: %s", from);
2717 } else
2718 type = oe->type;
72303d44
SP
2719 } else
2720 die("Invalid ref name or SHA1 expression: %s", from);
72303d44
SP
2721 read_next_command();
2722
a965bb31
EN
2723 /* original-oid ... */
2724 parse_original_identifier();
2725
72303d44 2726 /* tagger ... */
ae021d87
JK
2727 if (skip_prefix(command_buf.buf, "tagger ", &v)) {
2728 tagger = parse_ident(v);
88fbf67b
JH
2729 read_next_command();
2730 } else
2731 tagger = NULL;
72303d44
SP
2732
2733 /* tag payload/message */
5eef828b 2734 parse_data(&msg, 0, NULL);
72303d44
SP
2735
2736 /* build the tag object */
eec813cf 2737 strbuf_reset(&new_data);
88fbf67b 2738
eec813cf 2739 strbuf_addf(&new_data,
88fbf67b
JH
2740 "object %s\n"
2741 "type %s\n"
2742 "tag %s\n",
debca9d2 2743 oid_to_hex(&oid), type_name(type), t->name);
88fbf67b
JH
2744 if (tagger)
2745 strbuf_addf(&new_data,
2746 "tagger %s\n", tagger);
2747 strbuf_addch(&new_data, '\n');
eec813cf 2748 strbuf_addbuf(&new_data, &msg);
72303d44 2749 free(tagger);
72303d44 2750
912c13d5 2751 if (store_object(OBJ_TAG, &new_data, NULL, &t->oid, 0))
69e74e74
SP
2752 t->pack_id = MAX_PACK_ID;
2753 else
2754 t->pack_id = pack_id;
72303d44
SP
2755}
2756
97313bef 2757static void parse_reset_branch(const char *arg)
5fced8dc
SP
2758{
2759 struct branch *b;
5fced8dc 2760
97313bef 2761 b = lookup_branch(arg);
5fced8dc 2762 if (b) {
d7e6b6a8 2763 oidclr(&b->oid);
2764 oidclr(&b->branch_tree.versions[0].oid);
2765 oidclr(&b->branch_tree.versions[1].oid);
5fced8dc
SP
2766 if (b->branch_tree.tree) {
2767 release_tree_content_recursive(b->branch_tree.tree);
2768 b->branch_tree.tree = NULL;
2769 }
2770 }
9938ffc5 2771 else
97313bef 2772 b = new_branch(arg);
9938ffc5 2773 read_next_command();
b3031781 2774 parse_from(b);
655e8515 2775 if (command_buf.len > 0)
1fdb649c 2776 unread_command_buf = 1;
5fced8dc
SP
2777}
2778
85c62395
DB
2779static void cat_blob_write(const char *buf, unsigned long size)
2780{
06f46f23 2781 if (write_in_full(cat_blob_fd, buf, size) < 0)
85c62395
DB
2782 die_errno("Write to frontend failed");
2783}
2784
912c13d5 2785static void cat_blob(struct object_entry *oe, struct object_id *oid)
85c62395
DB
2786{
2787 struct strbuf line = STRBUF_INIT;
2788 unsigned long size;
2789 enum object_type type = 0;
2790 char *buf;
2791
2792 if (!oe || oe->pack_id == MAX_PACK_ID) {
b4f5aca4 2793 buf = read_object_file(oid, &type, &size);
85c62395
DB
2794 } else {
2795 type = oe->type;
2796 buf = gfi_unpack_entry(oe, &size);
2797 }
2798
2799 /*
2800 * Output based on batch_one_object() from cat-file.c.
2801 */
2802 if (type <= 0) {
2803 strbuf_reset(&line);
912c13d5 2804 strbuf_addf(&line, "%s missing\n", oid_to_hex(oid));
85c62395
DB
2805 cat_blob_write(line.buf, line.len);
2806 strbuf_release(&line);
2807 free(buf);
2808 return;
2809 }
2810 if (!buf)
912c13d5 2811 die("Can't read object %s", oid_to_hex(oid));
85c62395
DB
2812 if (type != OBJ_BLOB)
2813 die("Object %s is a %s but a blob was expected.",
debca9d2 2814 oid_to_hex(oid), type_name(type));
85c62395 2815 strbuf_reset(&line);
ca473cef
TB
2816 strbuf_addf(&line, "%s %s %"PRIuMAX"\n", oid_to_hex(oid),
2817 type_name(type), (uintmax_t)size);
85c62395
DB
2818 cat_blob_write(line.buf, line.len);
2819 strbuf_release(&line);
2820 cat_blob_write(buf, size);
2821 cat_blob_write("\n", 1);
a7e9c341
DI
2822 if (oe && oe->pack_id == pack_id) {
2823 last_blob.offset = oe->idx.offset;
2824 strbuf_attach(&last_blob.data, buf, size, size);
2825 last_blob.depth = oe->depth;
2826 } else
2827 free(buf);
85c62395
DB
2828}
2829
28c7b1f7
MH
2830static void parse_get_mark(const char *p)
2831{
156e1782 2832 struct object_entry *oe;
912c13d5 2833 char output[GIT_MAX_HEXSZ + 2];
28c7b1f7
MH
2834
2835 /* get-mark SP <object> LF */
2836 if (*p != ':')
2837 die("Not a mark: %s", p);
2838
2839 oe = find_mark(parse_mark_ref_eol(p));
2840 if (!oe)
2841 die("Unknown mark: %s", command_buf.buf);
2842
e6a492b7 2843 xsnprintf(output, sizeof(output), "%s\n", oid_to_hex(&oe->idx.oid));
912c13d5 2844 cat_blob_write(output, GIT_SHA1_HEXSZ + 1);
28c7b1f7
MH
2845}
2846
97313bef 2847static void parse_cat_blob(const char *p)
85c62395 2848{
156e1782 2849 struct object_entry *oe;
912c13d5 2850 struct object_id oid;
85c62395
DB
2851
2852 /* cat-blob SP <object> LF */
85c62395 2853 if (*p == ':') {
06454cb9 2854 oe = find_mark(parse_mark_ref_eol(p));
85c62395
DB
2855 if (!oe)
2856 die("Unknown mark: %s", command_buf.buf);
e6a492b7 2857 oidcpy(&oid, &oe->idx.oid);
85c62395 2858 } else {
912c13d5 2859 if (parse_oid_hex(p, &oid, &p))
06454cb9 2860 die("Invalid dataref: %s", command_buf.buf);
912c13d5 2861 if (*p)
85c62395 2862 die("Garbage after SHA1: %s", command_buf.buf);
912c13d5 2863 oe = find_object(&oid);
85c62395
DB
2864 }
2865
912c13d5 2866 cat_blob(oe, &oid);
85c62395
DB
2867}
2868
8dc6a373 2869static struct object_entry *dereference(struct object_entry *oe,
912c13d5 2870 struct object_id *oid)
8dc6a373
DB
2871{
2872 unsigned long size;
6288e3e1 2873 char *buf = NULL;
8dc6a373 2874 if (!oe) {
0df8e965
SB
2875 enum object_type type = oid_object_info(the_repository, oid,
2876 NULL);
8dc6a373 2877 if (type < 0)
912c13d5 2878 die("object not found: %s", oid_to_hex(oid));
8dc6a373 2879 /* cache it! */
912c13d5 2880 oe = insert_object(oid);
8dc6a373
DB
2881 oe->type = type;
2882 oe->pack_id = MAX_PACK_ID;
2883 oe->idx.offset = 1;
2884 }
2885 switch (oe->type) {
2886 case OBJ_TREE: /* easy case. */
2887 return oe;
2888 case OBJ_COMMIT:
2889 case OBJ_TAG:
2890 break;
2891 default:
bb8040f9 2892 die("Not a tree-ish: %s", command_buf.buf);
8dc6a373
DB
2893 }
2894
2895 if (oe->pack_id != MAX_PACK_ID) { /* in a pack being written */
2896 buf = gfi_unpack_entry(oe, &size);
2897 } else {
2898 enum object_type unused;
b4f5aca4 2899 buf = read_object_file(oid, &unused, &size);
8dc6a373
DB
2900 }
2901 if (!buf)
912c13d5 2902 die("Can't load object %s", oid_to_hex(oid));
8dc6a373
DB
2903
2904 /* Peel one layer. */
2905 switch (oe->type) {
2906 case OBJ_TAG:
912c13d5 2907 if (size < GIT_SHA1_HEXSZ + strlen("object ") ||
2908 get_oid_hex(buf + strlen("object "), oid))
8dc6a373
DB
2909 die("Invalid SHA1 in tag: %s", command_buf.buf);
2910 break;
2911 case OBJ_COMMIT:
912c13d5 2912 if (size < GIT_SHA1_HEXSZ + strlen("tree ") ||
2913 get_oid_hex(buf + strlen("tree "), oid))
8dc6a373
DB
2914 die("Invalid SHA1 in commit: %s", command_buf.buf);
2915 }
2916
2917 free(buf);
912c13d5 2918 return find_object(oid);
8dc6a373
DB
2919}
2920
2921static struct object_entry *parse_treeish_dataref(const char **p)
2922{
912c13d5 2923 struct object_id oid;
8dc6a373
DB
2924 struct object_entry *e;
2925
2926 if (**p == ':') { /* <mark> */
06454cb9 2927 e = find_mark(parse_mark_ref_space(p));
8dc6a373
DB
2928 if (!e)
2929 die("Unknown mark: %s", command_buf.buf);
e6a492b7 2930 oidcpy(&oid, &e->idx.oid);
8dc6a373 2931 } else { /* <sha1> */
912c13d5 2932 if (parse_oid_hex(*p, &oid, p))
06454cb9 2933 die("Invalid dataref: %s", command_buf.buf);
912c13d5 2934 e = find_object(&oid);
e814c39c
JK
2935 if (*(*p)++ != ' ')
2936 die("Missing space after tree-ish: %s", command_buf.buf);
8dc6a373
DB
2937 }
2938
2939 while (!e || e->type != OBJ_TREE)
912c13d5 2940 e = dereference(e, &oid);
8dc6a373
DB
2941 return e;
2942}
2943
2944static void print_ls(int mode, const unsigned char *sha1, const char *path)
2945{
2946 static struct strbuf line = STRBUF_INIT;
2947
2948 /* See show_tree(). */
2949 const char *type =
2950 S_ISGITLINK(mode) ? commit_type :
2951 S_ISDIR(mode) ? tree_type :
2952 blob_type;
2953
2954 if (!mode) {
2955 /* missing SP path LF */
2956 strbuf_reset(&line);
2957 strbuf_addstr(&line, "missing ");
2958 quote_c_style(path, &line, NULL, 0);
2959 strbuf_addch(&line, '\n');
2960 } else {
2961 /* mode SP type SP object_name TAB path LF */
2962 strbuf_reset(&line);
2963 strbuf_addf(&line, "%06o %s %s\t",
8fb3ad76 2964 mode & ~NO_DELTA, type, sha1_to_hex(sha1));
8dc6a373
DB
2965 quote_c_style(path, &line, NULL, 0);
2966 strbuf_addch(&line, '\n');
2967 }
2968 cat_blob_write(line.buf, line.len);
2969}
2970
97313bef 2971static void parse_ls(const char *p, struct branch *b)
8dc6a373 2972{
8dc6a373 2973 struct tree_entry *root = NULL;
c2e86add 2974 struct tree_entry leaf = {NULL};
8dc6a373 2975
bb8040f9 2976 /* ls SP (<tree-ish> SP)? <path> */
8dc6a373
DB
2977 if (*p == '"') {
2978 if (!b)
2979 die("Not in a commit: %s", command_buf.buf);
2980 root = &b->branch_tree;
2981 } else {
2982 struct object_entry *e = parse_treeish_dataref(&p);
2983 root = new_tree_entry();
e6a492b7 2984 oidcpy(&root->versions[1].oid, &e->idx.oid);
d7e6b6a8 2985 if (!is_null_oid(&root->versions[1].oid))
adefdba5 2986 root->versions[1].mode = S_IFDIR;
8dc6a373 2987 load_tree(root);
8dc6a373
DB
2988 }
2989 if (*p == '"') {
2990 static struct strbuf uq = STRBUF_INIT;
2991 const char *endp;
2992 strbuf_reset(&uq);
2993 if (unquote_c_style(&uq, p, &endp))
2994 die("Invalid path: %s", command_buf.buf);
2995 if (*endp)
2996 die("Garbage after path in: %s", command_buf.buf);
2997 p = uq.buf;
2998 }
e0eb6b97 2999 tree_content_get(root, p, &leaf, 1);
8dc6a373
DB
3000 /*
3001 * A directory in preparation would have a sha1 of zero
3002 * until it is saved. Save, for simplicity.
3003 */
3004 if (S_ISDIR(leaf.versions[1].mode))
3005 store_tree(&leaf);
3006
d7e6b6a8 3007 print_ls(leaf.versions[1].mode, leaf.versions[1].oid.hash, p);
c27e559d
JN
3008 if (leaf.tree)
3009 release_tree_content_recursive(leaf.tree);
8dc6a373
DB
3010 if (!b || root != &b->branch_tree)
3011 release_tree_entry(root);
3012}
3013
dc01f59d 3014static void checkpoint(void)
7bfe6e26 3015{
dc01f59d 3016 checkpoint_requested = 0;
820b9310
SP
3017 if (object_count) {
3018 cycle_packfile();
820b9310 3019 }
30e215a6
ER
3020 dump_branches();
3021 dump_tags();
3022 dump_marks();
dc01f59d
JN
3023}
3024
3025static void parse_checkpoint(void)
3026{
3027 checkpoint_requested = 1;
1fdb649c 3028 skip_optional_lf();
7bfe6e26
SP
3029}
3030
b3031781 3031static void parse_progress(void)
ac053c02 3032{
b449f4cf 3033 fwrite(command_buf.buf, 1, command_buf.len, stdout);
ac053c02
SP
3034 fputc('\n', stdout);
3035 fflush(stdout);
3036 skip_optional_lf();
3037}
3038
bc3c79ae 3039static char* make_fast_import_path(const char *path)
e8438420 3040{
bc3c79ae
SR
3041 if (!relative_marks_paths || is_absolute_path(path))
3042 return xstrdup(path);
d9c69644 3043 return git_pathdup("info/fast-import/%s", path);
bc3c79ae
SR
3044}
3045
dded4f12
RR
3046static void option_import_marks(const char *marks,
3047 int from_stream, int ignore_missing)
e8438420 3048{
081751c8
SR
3049 if (import_marks_file) {
3050 if (from_stream)
3051 die("Only one import-marks command allowed per stream");
3052
3053 /* read previous mark file */
3054 if(!import_marks_file_from_stream)
3055 read_marks();
e8438420 3056 }
081751c8 3057
bc3c79ae 3058 import_marks_file = make_fast_import_path(marks);
580d5f83 3059 safe_create_leading_directories_const(import_marks_file);
081751c8 3060 import_marks_file_from_stream = from_stream;
dded4f12 3061 import_marks_file_ignore_missing = ignore_missing;
e8438420
SP
3062}
3063
0f6927c2
SR
3064static void option_date_format(const char *fmt)
3065{
3066 if (!strcmp(fmt, "raw"))
3067 whenspec = WHENSPEC_RAW;
3068 else if (!strcmp(fmt, "rfc2822"))
3069 whenspec = WHENSPEC_RFC2822;
3070 else if (!strcmp(fmt, "now"))
3071 whenspec = WHENSPEC_NOW;
3072 else
3073 die("unknown --date-format argument %s", fmt);
3074}
3075
a9ff277e
JN
3076static unsigned long ulong_arg(const char *option, const char *arg)
3077{
3078 char *endptr;
3079 unsigned long rv = strtoul(arg, &endptr, 0);
3080 if (strchr(arg, '-') || endptr == arg || *endptr)
3081 die("%s: argument must be a non-negative integer", option);
3082 return rv;
3083}
3084
0f6927c2
SR
3085static void option_depth(const char *depth)
3086{
a9ff277e 3087 max_depth = ulong_arg("--depth", depth);
0f6927c2
SR
3088 if (max_depth > MAX_DEPTH)
3089 die("--depth cannot exceed %u", MAX_DEPTH);
3090}
3091
3092static void option_active_branches(const char *branches)
3093{
a9ff277e 3094 max_active_branches = ulong_arg("--active-branches", branches);
0f6927c2
SR
3095}
3096
3097static void option_export_marks(const char *marks)
3098{
bc3c79ae 3099 export_marks_file = make_fast_import_path(marks);
580d5f83 3100 safe_create_leading_directories_const(export_marks_file);
0f6927c2
SR
3101}
3102
85c62395
DB
3103static void option_cat_blob_fd(const char *fd)
3104{
3105 unsigned long n = ulong_arg("--cat-blob-fd", fd);
3106 if (n > (unsigned long) INT_MAX)
3107 die("--cat-blob-fd cannot exceed %d", INT_MAX);
3108 cat_blob_fd = (int) n;
3109}
3110
0f6927c2
SR
3111static void option_export_pack_edges(const char *edges)
3112{
3113 if (pack_edges)
3114 fclose(pack_edges);
23a9e071 3115 pack_edges = xfopen(edges, "a");
0f6927c2
SR
3116}
3117
9c8398f0 3118static int parse_one_option(const char *option)
0f6927c2 3119{
ae021d87 3120 if (skip_prefix(option, "max-pack-size=", &option)) {
4d0cc224 3121 unsigned long v;
ae021d87 3122 if (!git_parse_ulong(option, &v))
4d0cc224
JH
3123 return 0;
3124 if (v < 8192) {
3125 warning("max-pack-size is now in bytes, assuming --max-pack-size=%lum", v);
3126 v *= 1024 * 1024;
3127 } else if (v < 1024 * 1024) {
3128 warning("minimum max-pack-size is 1 MiB");
3129 v = 1024 * 1024;
3130 }
3131 max_packsize = v;
ae021d87 3132 } else if (skip_prefix(option, "big-file-threshold=", &option)) {
76ea93cc 3133 unsigned long v;
ae021d87 3134 if (!git_parse_ulong(option, &v))
76ea93cc
JH
3135 return 0;
3136 big_file_threshold = v;
ae021d87
JK
3137 } else if (skip_prefix(option, "depth=", &option)) {
3138 option_depth(option);
3139 } else if (skip_prefix(option, "active-branches=", &option)) {
3140 option_active_branches(option);
3141 } else if (skip_prefix(option, "export-pack-edges=", &option)) {
3142 option_export_pack_edges(option);
59556548 3143 } else if (starts_with(option, "quiet")) {
0f6927c2 3144 show_stats = 0;
59556548 3145 } else if (starts_with(option, "stats")) {
0f6927c2
SR
3146 show_stats = 1;
3147 } else {
9c8398f0 3148 return 0;
0f6927c2 3149 }
9c8398f0
SR
3150
3151 return 1;
0f6927c2
SR
3152}
3153
081751c8 3154static int parse_one_feature(const char *feature, int from_stream)
f963bd5d 3155{
ae021d87
JK
3156 const char *arg;
3157
3158 if (skip_prefix(feature, "date-format=", &arg)) {
3159 option_date_format(arg);
3160 } else if (skip_prefix(feature, "import-marks=", &arg)) {
3161 option_import_marks(arg, from_stream, 0);
3162 } else if (skip_prefix(feature, "import-marks-if-exists=", &arg)) {
3163 option_import_marks(arg, from_stream, 1);
3164 } else if (skip_prefix(feature, "export-marks=", &arg)) {
3165 option_export_marks(arg);
28c7b1f7
MH
3166 } else if (!strcmp(feature, "get-mark")) {
3167 ; /* Don't die - this feature is supported */
85c62395
DB
3168 } else if (!strcmp(feature, "cat-blob")) {
3169 ; /* Don't die - this feature is supported */
4cce4ef2 3170 } else if (!strcmp(feature, "relative-marks")) {
bc3c79ae 3171 relative_marks_paths = 1;
4cce4ef2 3172 } else if (!strcmp(feature, "no-relative-marks")) {
bc3c79ae 3173 relative_marks_paths = 0;
be56862f
SR
3174 } else if (!strcmp(feature, "done")) {
3175 require_explicit_termination = 1;
4cce4ef2 3176 } else if (!strcmp(feature, "force")) {
f963bd5d 3177 force_update = 1;
8dc6a373 3178 } else if (!strcmp(feature, "notes") || !strcmp(feature, "ls")) {
547e8b92 3179 ; /* do nothing; we have the feature */
f963bd5d
SR
3180 } else {
3181 return 0;
3182 }
3183
3184 return 1;
3185}
3186
97313bef 3187static void parse_feature(const char *feature)
f963bd5d 3188{
f963bd5d
SR
3189 if (seen_data_command)
3190 die("Got feature command '%s' after data command", feature);
3191
081751c8 3192 if (parse_one_feature(feature, 1))
f963bd5d
SR
3193 return;
3194
3195 die("This version of fast-import does not support feature %s.", feature);
3196}
3197
97313bef 3198static void parse_option(const char *option)
9c8398f0 3199{
9c8398f0
SR
3200 if (seen_data_command)
3201 die("Got option command '%s' after data command", option);
3202
3203 if (parse_one_option(option))
3204 return;
3205
3206 die("This version of fast-import does not support option: %s", option);
e8438420
SP
3207}
3208
536900e5 3209static void git_pack_config(void)
bb23fdfa 3210{
536900e5 3211 int indexversion_value;
d9545c7f 3212 int limit;
536900e5
TA
3213 unsigned long packsizelimit_value;
3214
3215 if (!git_config_get_ulong("pack.depth", &max_depth)) {
bb23fdfa
SP
3216 if (max_depth > MAX_DEPTH)
3217 max_depth = MAX_DEPTH;
bb23fdfa 3218 }
536900e5
TA
3219 if (!git_config_get_int("pack.indexversion", &indexversion_value)) {
3220 pack_idx_opts.version = indexversion_value;
ebcfb379 3221 if (pack_idx_opts.version > 2)
536900e5
TA
3222 git_die_config("pack.indexversion",
3223 "bad pack.indexversion=%"PRIu32, pack_idx_opts.version);
8c2ca8dd 3224 }
536900e5
TA
3225 if (!git_config_get_ulong("pack.packsizelimit", &packsizelimit_value))
3226 max_packsize = packsizelimit_value;
3227
d9545c7f
EW
3228 if (!git_config_get_int("fastimport.unpacklimit", &limit))
3229 unpack_limit = limit;
3230 else if (!git_config_get_int("transfer.unpacklimit", &limit))
3231 unpack_limit = limit;
3232
536900e5 3233 git_config(git_default_config, NULL);
bb23fdfa
SP
3234}
3235
d5c57b28 3236static const char fast_import_usage[] =
62b4698e 3237"git fast-import [--date-format=<f>] [--max-pack-size=<n>] [--big-file-threshold=<n>] [--depth=<n>] [--active-branches=<n>] [--export-marks=<marks.file>]";
d5c57b28 3238
9c8398f0
SR
3239static void parse_argv(void)
3240{
3241 unsigned int i;
3242
3243 for (i = 1; i < global_argc; i++) {
3244 const char *a = global_argv[i];
3245
3246 if (*a != '-' || !strcmp(a, "--"))
3247 break;
3248
ff45c0d4
JK
3249 if (!skip_prefix(a, "--", &a))
3250 die("unknown option %s", a);
3251
3252 if (parse_one_option(a))
9c8398f0
SR
3253 continue;
3254
ff45c0d4 3255 if (parse_one_feature(a, 0))
9c8398f0
SR
3256 continue;
3257
ff45c0d4
JK
3258 if (skip_prefix(a, "cat-blob-fd=", &a)) {
3259 option_cat_blob_fd(a);
85c62395
DB
3260 continue;
3261 }
3262
ff45c0d4 3263 die("unknown option --%s", a);
9c8398f0
SR
3264 }
3265 if (i != global_argc)
3266 usage(fast_import_usage);
3267
3268 seen_data_command = 1;
3269 if (import_marks_file)
3270 read_marks();
3271}
3272
3f2e2297 3273int cmd_main(int argc, const char **argv)
8bcce301 3274{
0f6927c2 3275 unsigned int i;
8bcce301 3276
71a04a8b
JN
3277 if (argc == 2 && !strcmp(argv[1], "-h"))
3278 usage(fast_import_usage);
3279
733ee2b7 3280 setup_git_directory();
ebcfb379 3281 reset_pack_idx_option(&pack_idx_opts);
536900e5 3282 git_pack_config();
bb23fdfa 3283
93e72d8d 3284 alloc_objects(object_entry_alloc);
f1696ee3 3285 strbuf_init(&command_buf, 0);
93e72d8d
SP
3286 atom_table = xcalloc(atom_table_sz, sizeof(struct atom_str*));
3287 branch_table = xcalloc(branch_table_sz, sizeof(struct branch*));
3288 avail_tree_table = xcalloc(avail_tree_table_sz, sizeof(struct avail_tree_content*));
96c47d14 3289 marks = mem_pool_calloc(&fi_mem_pool, 1, sizeof(struct mark_set));
463acbe1 3290
9c8398f0
SR
3291 global_argc = argc;
3292 global_argv = argv;
d5c57b28 3293
96c47d14 3294 rc_free = mem_pool_alloc(&fi_mem_pool, cmd_save * sizeof(*rc_free));
904b1941
SP
3295 for (i = 0; i < (cmd_save - 1); i++)
3296 rc_free[i].next = &rc_free[i + 1];
3297 rc_free[cmd_save - 1].next = NULL;
3298
f70b6534 3299 start_packfile();
8acb3297 3300 set_die_routine(die_nicely);
dc01f59d 3301 set_checkpoint_signal();
e6c019d0 3302 while (read_next_command() != EOF) {
97313bef 3303 const char *v;
e6c019d0 3304 if (!strcmp("blob", command_buf.buf))
b3031781 3305 parse_new_blob();
97313bef
JK
3306 else if (skip_prefix(command_buf.buf, "ls ", &v))
3307 parse_ls(v, NULL);
3308 else if (skip_prefix(command_buf.buf, "commit ", &v))
3309 parse_new_commit(v);
3310 else if (skip_prefix(command_buf.buf, "tag ", &v))
3311 parse_new_tag(v);
3312 else if (skip_prefix(command_buf.buf, "reset ", &v))
3313 parse_reset_branch(v);
7bfe6e26 3314 else if (!strcmp("checkpoint", command_buf.buf))
b3031781 3315 parse_checkpoint();
be56862f
SR
3316 else if (!strcmp("done", command_buf.buf))
3317 break;
59556548 3318 else if (starts_with(command_buf.buf, "progress "))
b3031781 3319 parse_progress();
97313bef
JK
3320 else if (skip_prefix(command_buf.buf, "feature ", &v))
3321 parse_feature(v);
3322 else if (skip_prefix(command_buf.buf, "option git ", &v))
3323 parse_option(v);
59556548 3324 else if (starts_with(command_buf.buf, "option "))
9c8398f0 3325 /* ignore non-git options*/;
c44cdc7e
SP
3326 else
3327 die("Unsupported command: %s", command_buf.buf);
dc01f59d
JN
3328
3329 if (checkpoint_requested)
3330 checkpoint();
db5e523f 3331 }
9c8398f0
SR
3332
3333 /* argv hasn't been parsed yet, do so */
3334 if (!seen_data_command)
3335 parse_argv();
3336
be56862f
SR
3337 if (require_explicit_termination && feof(stdin))
3338 die("stream ends early");
3339
f70b6534 3340 end_packfile();
c44cdc7e 3341
463acbe1 3342 dump_branches();
72303d44 3343 dump_tags();
8455e484 3344 unkeep_all_packs();
a6a1a831 3345 dump_marks();
8bcce301 3346
bdf1c06d
SP
3347 if (pack_edges)
3348 fclose(pack_edges);
3349
c499d768
SP
3350 if (show_stats) {
3351 uintmax_t total_count = 0, duplicate_count = 0;
3352 for (i = 0; i < ARRAY_SIZE(object_count_by_type); i++)
3353 total_count += object_count_by_type[i];
3354 for (i = 0; i < ARRAY_SIZE(duplicate_count_by_type); i++)
3355 duplicate_count += duplicate_count_by_type[i];
3356
3357 fprintf(stderr, "%s statistics:\n", argv[0]);
3358 fprintf(stderr, "---------------------------------------------------------------------\n");
3efb1f34
JR
3359 fprintf(stderr, "Alloc'd objects: %10" PRIuMAX "\n", alloc_count);
3360 fprintf(stderr, "Total objects: %10" PRIuMAX " (%10" PRIuMAX " duplicates )\n", total_count, duplicate_count);
94c3b482
DI
3361 fprintf(stderr, " blobs : %10" PRIuMAX " (%10" PRIuMAX " duplicates %10" PRIuMAX " deltas of %10" PRIuMAX" attempts)\n", object_count_by_type[OBJ_BLOB], duplicate_count_by_type[OBJ_BLOB], delta_count_by_type[OBJ_BLOB], delta_count_attempts_by_type[OBJ_BLOB]);
3362 fprintf(stderr, " trees : %10" PRIuMAX " (%10" PRIuMAX " duplicates %10" PRIuMAX " deltas of %10" PRIuMAX" attempts)\n", object_count_by_type[OBJ_TREE], duplicate_count_by_type[OBJ_TREE], delta_count_by_type[OBJ_TREE], delta_count_attempts_by_type[OBJ_TREE]);
3363 fprintf(stderr, " commits: %10" PRIuMAX " (%10" PRIuMAX " duplicates %10" PRIuMAX " deltas of %10" PRIuMAX" attempts)\n", object_count_by_type[OBJ_COMMIT], duplicate_count_by_type[OBJ_COMMIT], delta_count_by_type[OBJ_COMMIT], delta_count_attempts_by_type[OBJ_COMMIT]);
3364 fprintf(stderr, " tags : %10" PRIuMAX " (%10" PRIuMAX " duplicates %10" PRIuMAX " deltas of %10" PRIuMAX" attempts)\n", object_count_by_type[OBJ_TAG], duplicate_count_by_type[OBJ_TAG], delta_count_by_type[OBJ_TAG], delta_count_attempts_by_type[OBJ_TAG]);
c499d768 3365 fprintf(stderr, "Total branches: %10lu (%10lu loads )\n", branch_count, branch_load_count);
3efb1f34 3366 fprintf(stderr, " marks: %10" PRIuMAX " (%10" PRIuMAX " unique )\n", (((uintmax_t)1) << marks->shift) * 1024, marks_set_count);
c499d768 3367 fprintf(stderr, " atoms: %10u\n", atom_cnt);
96c47d14
JM
3368 fprintf(stderr, "Memory total: %10" PRIuMAX " KiB\n", (tree_entry_allocd + fi_mem_pool.pool_alloc + alloc_count*sizeof(struct object_entry))/1024);
3369 fprintf(stderr, " pools: %10lu KiB\n", (unsigned long)((tree_entry_allocd + fi_mem_pool.pool_alloc) /1024));
3efb1f34 3370 fprintf(stderr, " objects: %10" PRIuMAX " KiB\n", (alloc_count*sizeof(struct object_entry))/1024);
c499d768
SP
3371 fprintf(stderr, "---------------------------------------------------------------------\n");
3372 pack_report();
3373 fprintf(stderr, "---------------------------------------------------------------------\n");
3374 fprintf(stderr, "\n");
3375 }
db5e523f 3376
7073e69e 3377 return failure ? 1 : 0;
db5e523f 3378}