summaryrefslogtreecommitdiffstats
path: root/lib/libalpm/sync.c
blob: 603504e819ecf0f5d219ea21c4b116990b42b11e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
/*
 *  sync.c
 * 
 *  Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
 *  Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
 *  Copyright (c) 2005 by Christian Hamar <krics@linuxforum.hu>
 *  Copyright (c) 2005, 2006 by Miklos Vajna <vmiklos@frugalware.org>
 * 
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 
 *  USA.
 */

#include "config.h"

#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <string.h>
#include <time.h>
#ifdef CYGWIN
#include <limits.h> /* PATH_MAX */
#endif
#include <dirent.h>

/* libalpm */
#include "sync.h"
#include "alpm_list.h"
#include "log.h"
#include "error.h"
#include "package.h"
#include "db.h"
#include "cache.h"
#include "deps.h"
#include "conflict.h"
#include "provide.h"
#include "trans.h"
#include "util.h"
#include "versioncmp.h"
#include "handle.h"
#include "util.h"
#include "alpm.h"
#include "md5.h"
#include "sha1.h"
#include "handle.h"
#include "server.h"

pmsyncpkg_t *_alpm_sync_new(int type, pmpkg_t *spkg, void *data)
{
	pmsyncpkg_t *sync;

	ALPM_LOG_FUNC;

	if((sync = (pmsyncpkg_t *)malloc(sizeof(pmsyncpkg_t))) == NULL) {
		_alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(pmsyncpkg_t));
		return(NULL);
	}

	sync->type = type;
	sync->pkg = spkg;
	sync->data = data;
	
	return(sync);
}

void _alpm_sync_free(pmsyncpkg_t *sync)
{
	ALPM_LOG_FUNC;

	if(sync == NULL) {
		return;
	}

	/* TODO wow this is ugly */
	if(sync->type == PM_SYNC_TYPE_REPLACE) {
		alpm_list_t *tmp;
		for(tmp = sync->data; tmp; tmp = alpm_list_next(tmp)) {
			_alpm_pkg_free(tmp->data);
			tmp->data = NULL;
		}
		sync->data = NULL;
	} else {
		_alpm_pkg_free(sync->data);
		sync->data = NULL;
	}
	FREE(sync);
}

/* Find recommended replacements for packages during a sync.
 * (refactored from _alpm_sync_prepare)
 */
static int find_replacements(pmtrans_t *trans, pmdb_t *db_local,
														 alpm_list_t *dbs_sync)
{
	alpm_list_t *i, *j, *k; /* wow */

	ALPM_LOG_FUNC;

	/* check for "recommended" package replacements */
	_alpm_log(PM_LOG_DEBUG, _("checking for package replacements"));
	for(i = dbs_sync; i; i = i->next) {
		pmdb_t *db = i->data;

		/* for each db, check each package's REPLACES list */
		for(j = _alpm_db_get_pkgcache(db); j; j = j->next) {
			pmpkg_t *spkg = j->data;

			for(k = alpm_pkg_get_replaces(spkg); k; k = k->next) {
				const char *replacement = k->data;
				
				pmpkg_t *lpkg = _alpm_db_get_pkgfromcache(db_local, replacement);
				if(!lpkg) {
					continue;
				}

				_alpm_log(PM_LOG_DEBUG, _("checking replacement '%s' for package '%s'"), replacement, spkg->name);
				if(alpm_list_find_str(handle->ignorepkg, lpkg->name)) {
					_alpm_log(PM_LOG_WARNING, _("%s-%s: ignoring package upgrade (to be replaced by %s-%s)"),
										alpm_pkg_get_name(lpkg), alpm_pkg_get_version(lpkg),
										alpm_pkg_get_name(spkg), alpm_pkg_get_version(spkg));
				} else {
					/* get confirmation for the replacement */
					int doreplace = 0;
					QUESTION(trans, PM_TRANS_CONV_REPLACE_PKG, lpkg, spkg, db->treename, &doreplace);

					if(doreplace) {
						/* if confirmed, add this to the 'final' list, designating 'lpkg' as
						 * the package to replace.
						 */
						pmsyncpkg_t *sync;
						pmpkg_t *dummy = _alpm_pkg_new(alpm_pkg_get_name(lpkg), NULL);
						if(dummy == NULL) {
							pm_errno = PM_ERR_MEMORY;
							goto error;
						}
						dummy->requiredby = alpm_list_strdup(alpm_pkg_get_requiredby(lpkg));
						/* check if spkg->name is already in the packages list. */
						sync = _alpm_sync_find(trans->packages, alpm_pkg_get_name(spkg));
						if(sync) {
							/* found it -- just append to the replaces list */
							sync->data = alpm_list_add(sync->data, dummy);
						} else {
							/* none found -- enter pkg into the final sync list */
							sync = _alpm_sync_new(PM_SYNC_TYPE_REPLACE, spkg, NULL);
							if(sync == NULL) {
								_alpm_pkg_free(dummy);
								pm_errno = PM_ERR_MEMORY;
								goto error;
							}
							sync->data = alpm_list_add(NULL, dummy);
							trans->packages = alpm_list_add(trans->packages, sync);
						}
						_alpm_log(PM_LOG_DEBUG, _("%s-%s elected for upgrade (to be replaced by %s-%s)"),
											alpm_pkg_get_name(lpkg), alpm_pkg_get_version(lpkg),
											alpm_pkg_get_name(spkg), alpm_pkg_get_version(spkg));
					}
				}
			}
		}
	}
	return(0);
error:
	return(-1);
}

/* TODO reimplement this in terms of alpm_get_upgrades */
int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync)
{
	alpm_list_t *i, *j;

	ALPM_LOG_FUNC;

	/* check for "recommended" package replacements */
	if(find_replacements(trans, db_local, dbs_sync) == 0) {
		/* match installed packages with the sync dbs and compare versions */
		_alpm_log(PM_LOG_DEBUG, _("checking for package upgrades"));
		for(i = _alpm_db_get_pkgcache(db_local); i; i = i->next) {
			int replace=0;
			pmpkg_t *local = i->data;
			pmpkg_t *spkg = NULL;
			pmsyncpkg_t *sync;

			for(j = dbs_sync; !spkg && j; j = j->next) {
				spkg = _alpm_db_get_pkgfromcache(j->data, alpm_pkg_get_name(local));
			}
			if(spkg == NULL) {
				_alpm_log(PM_LOG_DEBUG, _("'%s' not found in sync db -- skipping"), alpm_pkg_get_name(local));
				continue;
			}

			/* we don't care about a to-be-replaced package's newer version */
			for(j = trans->packages; j && !replace; j=j->next) {
				sync = j->data;
				if(sync->type == PM_SYNC_TYPE_REPLACE) {
					if(_alpm_pkg_find(alpm_pkg_get_name(spkg), sync->data)) {
						replace=1;
					}
				}
			}
			if(replace) {
				_alpm_log(PM_LOG_DEBUG, _("'%s' is already elected for removal -- skipping"),
									alpm_pkg_get_name(local));
				continue;
			}

			/* compare versions and see if we need to upgrade */
			if(alpm_pkg_compare_versions(local, spkg)) {
				_alpm_log(PM_LOG_DEBUG, _("%s-%s elected for upgrade (%s => %s)"),
									alpm_pkg_get_name(local), alpm_pkg_get_version(local),
									alpm_pkg_get_name(spkg), alpm_pkg_get_version(spkg));
				if(!_alpm_sync_find(trans->packages, alpm_pkg_get_name(spkg))) {
					/* If package is in the ignorepkg list, ask before we add it to
					 * the transaction */
					if(alpm_list_find_str(handle->ignorepkg, alpm_pkg_get_name(local))) {
						int resp = 0;
						QUESTION(trans, PM_TRANS_CONV_INSTALL_IGNOREPKG, local, NULL, NULL, &resp);
						if(!resp) {
							continue;
						}
					}
					pmpkg_t *tmp = _alpm_pkg_dup(local);
					if(tmp == NULL) {
						goto error;
					}
					sync = _alpm_sync_new(PM_SYNC_TYPE_UPGRADE, spkg, tmp);
					if(sync == NULL) {
						_alpm_pkg_free(tmp);
						goto error;
					}
					trans->packages = alpm_list_add(trans->packages, sync);
				}
			}
		}

		return(0);
	}
error:
	/* if we're here, it's an error */
	return(-1);
}

int _alpm_sync_addtarget(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync, char *name)
{
	char targline[PKG_FULLNAME_LEN];
	char *targ;
	alpm_list_t *j;
	pmpkg_t *local;
	pmpkg_t *spkg = NULL;
	pmsyncpkg_t *sync;
	int repo_found = 0;

	ALPM_LOG_FUNC;

	ASSERT(db_local != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
	ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
	ASSERT(name != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));

	STRNCPY(targline, name, PKG_FULLNAME_LEN);
	targ = strchr(targline, '/');
	if(targ) {
		*targ = '\0';
		targ++;
		_alpm_log(PM_LOG_DEBUG, _("searching for target in repo '%s'"), targ);
		for(j = dbs_sync; j && !spkg; j = j->next) {
			pmdb_t *db = j->data;
			if(strcmp(db->treename, targline) == 0) {
				repo_found = 1;
				spkg = _alpm_db_get_pkgfromcache(db, targ);
				if(spkg == NULL) {
					/* Search provides */
					_alpm_log(PM_LOG_DEBUG, _("target '%s' not found -- looking for provisions"), targ);
					alpm_list_t *p = _alpm_db_whatprovides(db, targ);
					if(!p) {
						RET_ERR(PM_ERR_PKG_NOT_FOUND, -1);
					}
					_alpm_log(PM_LOG_DEBUG, _("found '%s' as a provision for '%s'"), p->data, targ);
					spkg = _alpm_db_get_pkgfromcache(db, p->data);
					alpm_list_free(p);
				}
			}
		}
		if(!repo_found) {
			_alpm_log(PM_LOG_ERROR, _("repository '%s' not found"), targline);
			RET_ERR(PM_ERR_PKG_REPO_NOT_FOUND, -1);
		}
	} else {
		targ = targline;
		for(j = dbs_sync; j && !spkg; j = j->next) {
			pmdb_t *db = j->data;
			spkg = _alpm_db_get_pkgfromcache(db, targ);
		}
		if(spkg == NULL) {
			/* Search provides */
			_alpm_log(PM_LOG_DEBUG, _("target '%s' not found -- looking for provisions"), targ);
			for(j = dbs_sync; j && !spkg; j = j->next) {
				pmdb_t *db = j->data;
				alpm_list_t *p = _alpm_db_whatprovides(db, targ);
				if(p) {
					_alpm_log(PM_LOG_DEBUG, _("found '%s' as a provision for '%s'"), p->data, targ);
					spkg = _alpm_db_get_pkgfromcache(db, p->data);
					alpm_list_free(p);
				}
			}
		}
	}

	if(spkg == NULL) {
		RET_ERR(PM_ERR_PKG_NOT_FOUND, -1);
	}

	local = _alpm_db_get_pkgfromcache(db_local, alpm_pkg_get_name(spkg));
	if(local) {
		if(alpm_pkg_compare_versions(local, spkg) == 0) {
			/* spkg is NOT an upgrade, get confirmation before adding */
			int resp = 0;
			if(alpm_list_find_str(handle->ignorepkg, alpm_pkg_get_name(local))) {
				QUESTION(trans, PM_TRANS_CONV_INSTALL_IGNOREPKG, local, NULL, NULL, &resp);
				if(!resp) {
					return(0);
				}
			} else if(!(trans->flags & PM_TRANS_FLAG_PRINTURIS)) {
				QUESTION(trans, PM_TRANS_CONV_LOCAL_UPTODATE, local, NULL, NULL, &resp);
				if(!resp) {
					_alpm_log(PM_LOG_WARNING, _("%s-%s is up to date -- skipping"),
										alpm_pkg_get_name(local), alpm_pkg_get_version(local));
					return(0);
				}
			}
		}
	}

	/* add the package to the transaction */
	if(!_alpm_sync_find(trans->packages, alpm_pkg_get_name(spkg))) {
		pmpkg_t *dummy = NULL;
		if(local) {
			dummy = _alpm_pkg_new(alpm_pkg_get_name(local),
														alpm_pkg_get_version(local));
			if(dummy == NULL) {
				RET_ERR(PM_ERR_MEMORY, -1);
			}
		}
		sync = _alpm_sync_new(PM_SYNC_TYPE_UPGRADE, spkg, dummy);
		if(sync == NULL) {
			_alpm_pkg_free(dummy);
			RET_ERR(PM_ERR_MEMORY, -1);
		}
		_alpm_log(PM_LOG_DEBUG, _("adding target '%s' to the transaction set"),
							alpm_pkg_get_name(spkg));
		trans->packages = alpm_list_add(trans->packages, sync);
	}

	return(0);
}

/* Helper functions for alpm_list_remove
 */
static int syncpkg_cmp(const void *s1, const void *s2)
{
	pmsyncpkg_t *sp1 = (pmsyncpkg_t *)s1;
	pmsyncpkg_t *sp2 = (pmsyncpkg_t *)s2;
	pmpkg_t *p1, *p2;

  p1 = alpm_sync_get_pkg(sp1);
  p2 = alpm_sync_get_pkg(sp2);

	return(strcmp(alpm_pkg_get_name(p1), alpm_pkg_get_name(p2)));
}

int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync, alpm_list_t **data)
{
	alpm_list_t *deps = NULL;
	alpm_list_t *list = NULL; /* list allowing checkdeps usage with data from trans->packages */
	alpm_list_t *trail = NULL; /* breadcrumb list to avoid running into circles */
	alpm_list_t *asked = NULL; 
	alpm_list_t *i, *j, *k, *l;
	int ret = 0;

	ALPM_LOG_FUNC;

	ASSERT(db_local != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
	ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));

	if(data) {
		*data = NULL;
	}

	for(i = trans->packages; i; i = i->next) {
		pmsyncpkg_t *sync = i->data;
		list = alpm_list_add(list, sync->pkg);
	}

	if(!(trans->flags & PM_TRANS_FLAG_NODEPS)) {
		/* Resolve targets dependencies */
		EVENT(trans, PM_TRANS_EVT_RESOLVEDEPS_START, NULL, NULL);
		_alpm_log(PM_LOG_DEBUG, _("resolving target's dependencies"));
		for(i = trans->packages; i; i = i->next) {
			pmpkg_t *spkg = ((pmsyncpkg_t *)i->data)->pkg;
			if(_alpm_resolvedeps(db_local, dbs_sync, spkg, list, trail, trans, data) == -1) {
				/* pm_errno is set by resolvedeps */
				ret = -1;
				goto cleanup;
			}
		}

		for(i = list; i; i = i->next) {
			/* add the dependencies found by resolvedeps to the transaction set */
			pmpkg_t *spkg = i->data;
			if(!_alpm_sync_find(trans->packages, alpm_pkg_get_name(spkg))) {
				pmsyncpkg_t *sync = _alpm_sync_new(PM_SYNC_TYPE_DEPEND, spkg, NULL);
				if(sync == NULL) {
					ret = -1;
					goto cleanup;
				}
				trans->packages = alpm_list_add(trans->packages, sync);
				_alpm_log(PM_LOG_DEBUG, _("adding package %s-%s to the transaction targets"),
									alpm_pkg_get_name(spkg), alpm_pkg_get_version(spkg));
			} else {
				/* remove the original targets from the list if requested */
				if((trans->flags & PM_TRANS_FLAG_DEPENDSONLY)) {
					void *vpkg;
					pmsyncpkg_t *sync;
					const char *pkgname;

					pkgname = alpm_pkg_get_name(spkg);
					_alpm_log(PM_LOG_DEBUG, "removing package %s-%s from the transaction targets",
										pkgname, alpm_pkg_get_version(spkg));

					sync = _alpm_sync_find(trans->packages, pkgname);
					trans->packages = alpm_list_remove(trans->packages, sync, syncpkg_cmp, &vpkg);
					_alpm_sync_free(vpkg);
				}
			}
		}

		/* re-order w.r.t. dependencies */
		k = l = NULL;
		for(i=trans->packages; i; i=i->next) {
			pmsyncpkg_t *s = (pmsyncpkg_t*)i->data;
			k = alpm_list_add(k, s->pkg);
		}
		k = _alpm_sortbydeps(k, PM_TRANS_TYPE_ADD);
		for(i=k; i; i=i->next) {
			for(j=trans->packages; j; j=j->next) {
				pmsyncpkg_t *s = (pmsyncpkg_t*)j->data;
				if(s->pkg==i->data) {
					l = alpm_list_add(l, s);
				}
			}
		}
		alpm_list_free(k);
		alpm_list_free(trans->packages);
		trans->packages = l;

		EVENT(trans, PM_TRANS_EVT_RESOLVEDEPS_DONE, NULL, NULL);

		_alpm_log(PM_LOG_DEBUG, _("looking for unresolvable dependencies"));
		deps = _alpm_checkdeps(trans, db_local, PM_TRANS_TYPE_UPGRADE, list);
		if(deps) {
			if(data) {
				*data = deps;
				deps = NULL;
			}
			pm_errno = PM_ERR_UNSATISFIED_DEPS;
			ret = -1;
			goto cleanup;
		}

		alpm_list_free(trail);
	}

	/* We don't care about conflicts if we're just printing uris */
	if(!(trans->flags & (PM_TRANS_FLAG_NOCONFLICTS | PM_TRANS_FLAG_PRINTURIS))) {
		/* check for inter-conflicts and whatnot */
		EVENT(trans, PM_TRANS_EVT_INTERCONFLICTS_START, NULL, NULL);

		_alpm_log(PM_LOG_DEBUG, _("looking for conflicts"));
		deps = _alpm_checkconflicts(db_local, list);
		if(deps) {
			int errorout = 0;

			for(i = deps; i && !errorout; i = i->next) {
				pmdepmissing_t *miss = i->data;
				int found = 0;
				pmsyncpkg_t *sync;
				pmpkg_t *local;

				_alpm_log(PM_LOG_DEBUG, _("package '%s' conflicts with '%s'"),
				          miss->target, miss->depend.name);

				/* check if the conflicting package is one that's about to be removed/replaced.
				 * if so, then just ignore it
				 */
				for(j = trans->packages; j && !found; j = j->next) {
					sync = j->data;
					if(sync->type == PM_SYNC_TYPE_REPLACE) {
						if(_alpm_pkg_find(miss->depend.name, sync->data)) {
							found = 1;
						}
					}
				}
				if(found) {
					_alpm_log(PM_LOG_DEBUG, _("'%s' is already elected for removal -- skipping"),
							miss->depend.name);
					continue;
				}

				sync = _alpm_sync_find(trans->packages, miss->target);
				if(sync == NULL) {
					_alpm_log(PM_LOG_DEBUG, _("'%s' not found in transaction set -- skipping"),
					          miss->target);
					continue;
				}
				local = _alpm_db_get_pkgfromcache(db_local, miss->depend.name);
				/* check if this package also "provides" the package it's conflicting with
				 */
				if(alpm_list_find_str(alpm_pkg_get_provides(sync->pkg), miss->depend.name)) {
					/* so just treat it like a "replaces" item so the REQUIREDBY
					 * fields are inherited properly.
					 */
					_alpm_log(PM_LOG_DEBUG, _("package '%s' provides its own conflict"), miss->target);
					if(local) {
						/* nothing to do for now: it will be handled later
						 * (not the same behavior as in pacman 2.x) */
					} else {
						char *rmpkg = NULL;
						int target, depend;
						/* hmmm, depend.name isn't installed, so it must be conflicting
						 * with another package in our final list.  For example:
						 *
						 *     pacman -S blackbox xfree86
						 *
						 * If no x-servers are installed and blackbox pulls in xorg, then
						 * xorg and xfree86 will conflict with each other.  In this case,
						 * we should follow the user's preference and rip xorg out of final,
						 * opting for xfree86 instead.
						 */

						/* figure out which one was requested in targets.  If they both were,
						 * then it's still an unresolvable conflict. */
						target = alpm_list_find_str(trans->targets, miss->target);
						depend = alpm_list_find_str(trans->targets, miss->depend.name);
						if(depend && !target) {
							_alpm_log(PM_LOG_DEBUG, _("'%s' is in the target list -- keeping it"),
								miss->depend.name);
							/* remove miss->target */
							rmpkg = miss->target;
						} else if(target && !depend) {
							_alpm_log(PM_LOG_DEBUG, _("'%s' is in the target list -- keeping it"),
								miss->target);
							/* remove miss->depend.name */
							rmpkg = miss->depend.name;
						} else {
							/* miss->depend.name is not needed, miss->target already provides
							 * it, let's resolve the conflict */
							rmpkg = miss->depend.name;
						}
						if(rmpkg) {
							pmsyncpkg_t *rsync = _alpm_sync_find(trans->packages, rmpkg);
							void *vpkg;
							_alpm_log(PM_LOG_DEBUG, _("removing '%s' from target list"), rsync->pkg->name);
							trans->packages = alpm_list_remove(trans->packages, rsync, syncpkg_cmp, &vpkg);
							_alpm_sync_free(vpkg);
							continue;
						}
					}
				}
				/* It's a conflict -- see if they want to remove it
				*/
				_alpm_log(PM_LOG_DEBUG, _("resolving package '%s' conflict"), miss->target);
				if(local) {
					int doremove = 0;
					if(!alpm_list_find_str(asked, miss->depend.name)) {
						QUESTION(trans, PM_TRANS_CONV_CONFLICT_PKG, miss->target, miss->depend.name, NULL, &doremove);
						asked = alpm_list_add(asked, strdup(miss->depend.name));
						if(doremove) {
							pmsyncpkg_t *rsync = _alpm_sync_find(trans->packages, miss->depend.name);
							pmpkg_t *q = _alpm_pkg_new(miss->depend.name, NULL);
							if(q == NULL) {
								if(data) {
									FREELIST(*data);
								}
								ret = -1;
								goto cleanup;
							}
							q->requiredby = alpm_list_strdup(alpm_pkg_get_requiredby(local));
							if(sync->type != PM_SYNC_TYPE_REPLACE) {
								/* switch this sync type to REPLACE */
								sync->type = PM_SYNC_TYPE_REPLACE;
								_alpm_pkg_free(sync->data);
								sync->data = NULL;
							}
							/* append to the replaces list */
							_alpm_log(PM_LOG_DEBUG, _("electing '%s' for removal"), miss->depend.name);
							sync->data = alpm_list_add(sync->data, q);
							if(rsync) {
								/* remove it from the target list */
								void *vpkg;
								_alpm_log(PM_LOG_DEBUG, _("removing '%s' from target list"), miss->depend.name);
								trans->packages = alpm_list_remove(trans->packages, rsync, syncpkg_cmp, &vpkg);
								_alpm_sync_free(vpkg);
							}
						} else {
							/* abort */
							_alpm_log(PM_LOG_ERROR, _("unresolvable package conflicts detected"));
							errorout = 1;
							if(data) {
								if((miss = (pmdepmissing_t *)malloc(sizeof(pmdepmissing_t))) == NULL) {
									_alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(pmdepmissing_t));
									FREELIST(*data);
									pm_errno = PM_ERR_MEMORY;
									ret = -1;
									goto cleanup;
								}
								*miss = *(pmdepmissing_t *)i->data;
								*data = alpm_list_add(*data, miss);
							}
						}
					}
				} else {
					_alpm_log(PM_LOG_ERROR, _("unresolvable package conflicts detected"));
					errorout = 1;
					if(data) {
						if((miss = (pmdepmissing_t *)malloc(sizeof(pmdepmissing_t))) == NULL) {
							_alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(pmdepmissing_t));
							FREELIST(*data);
							pm_errno = PM_ERR_MEMORY;
							ret = -1;
							goto cleanup;
						}
						*miss = *(pmdepmissing_t *)i->data;
						*data = alpm_list_add(*data, miss);
					}
				}
			}
			if(errorout) {
				pm_errno = PM_ERR_CONFLICTING_DEPS;
				ret = -1;
				goto cleanup;
			}
			FREELIST(deps);
			FREELIST(asked);
		}
		EVENT(trans, PM_TRANS_EVT_INTERCONFLICTS_DONE, NULL, NULL);
	}

	alpm_list_free(list);
	list = NULL;

	/* XXX: this fails for cases where a requested package wants
	 *      a dependency that conflicts with an older version of
	 *      the package.  It will be removed from final, and the user
	 *      has to re-request it to get it installed properly.
	 *
	 *      Not gonna happen very often, but should be dealt with...
	 */

	if(!(trans->flags & PM_TRANS_FLAG_NODEPS)) {
		/* Check dependencies of packages in rmtargs and make sure
		 * we won't be breaking anything by removing them.
		 * If a broken dep is detected, make sure it's not from a
		 * package that's in our final (upgrade) list.
		 */
		/*EVENT(trans, PM_TRANS_EVT_CHECKDEPS_DONE, NULL, NULL);*/
		for(i = trans->packages; i; i = i->next) {
			pmsyncpkg_t *sync = i->data;
			if(sync->type == PM_SYNC_TYPE_REPLACE) {
				for(j = sync->data; j; j = j->next) {
					list = alpm_list_add(list, j->data);
				}
			}
		}
		if(list) {
			_alpm_log(PM_LOG_DEBUG, _("checking dependencies of packages designated for removal"));
			deps = _alpm_checkdeps(trans, db_local, PM_TRANS_TYPE_REMOVE, list);
			if(deps) {
				int errorout = 0;
				for(i = deps; i; i = i->next) {
					pmdepmissing_t *miss = i->data;
					if(!_alpm_sync_find(trans->packages, miss->depend.name)) {
						int pfound = 0;
						alpm_list_t *k;
						/* If miss->depend.name depends on something that miss->target and a
						 * package in final both provide, then it's okay...  */
						pmpkg_t *leavingp  = _alpm_db_get_pkgfromcache(db_local, miss->target);
						pmpkg_t *conflictp = _alpm_db_get_pkgfromcache(db_local, miss->depend.name);
						if(!leavingp || !conflictp) {
							_alpm_log(PM_LOG_ERROR, _("something has gone horribly wrong"));
							ret = -1;
							goto cleanup;
						}
						/* Look through the upset package's dependencies and try to match one up
						 * to a provisio from the package we want to remove */
						for(k = alpm_pkg_get_depends(conflictp); k && !pfound; k = k->next) {
							alpm_list_t *m;
							for(m = alpm_pkg_get_provides(leavingp); m && !pfound; m = m->next) {
								if(!strcmp(k->data, m->data)) {
									/* Found a match -- now look through final for a package that
									 * provides the same thing.  If none are found, then it truly
									 * is an unresolvable conflict. */
									alpm_list_t *n, *o;
									for(n = trans->packages; n && !pfound; n = n->next) {
										pmsyncpkg_t *sp = n->data;
										pmpkg_t *sppkg = sp->pkg;
										for(o = alpm_pkg_get_provides(sppkg); o && !pfound; o = o->next) {
											if(!strcmp(m->data, o->data)) {
												/* found matching provisio -- we're good to go */
												_alpm_log(PM_LOG_DEBUG, _("found '%s' as a provision for '%s' -- conflict aborted"),
														alpm_pkg_get_name(sppkg), (char *)o->data);
												pfound = 1;
											}
										}
									}
								}
							}
						}
						if(!pfound) {
							if(!errorout) {
								errorout = 1;
							}
							if(data) {
								if((miss = (pmdepmissing_t *)malloc(sizeof(pmdepmissing_t))) == NULL) {
									_alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(pmdepmissing_t));
									FREELIST(*data);
									pm_errno = PM_ERR_MEMORY;
									ret = -1;
									goto cleanup;
								}
								*miss = *(pmdepmissing_t *)i->data;
								*data = alpm_list_add(*data, miss);
							}
						}
					}
				}
				if(errorout) {
					pm_errno = PM_ERR_UNSATISFIED_DEPS;
					ret = -1;
					goto cleanup;
				}
				FREELIST(deps);
			}
		}
		/*EVENT(trans, PM_TRANS_EVT_CHECKDEPS_DONE, NULL, NULL);*/
	}

#ifndef __sun__
	/* check for free space only in case the packages will be extracted */
	if(!(trans->flags & PM_TRANS_FLAG_NOCONFLICTS)) {
		if(_alpm_check_freespace(trans, data) == -1) {
				/* pm_errno is set by check_freespace */
				ret = -1;
				goto cleanup;
		}
	}
#endif

cleanup:
	alpm_list_free(list);
	alpm_list_free(trail);
	FREELIST(asked);

	return(ret);
}

int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
{
	alpm_list_t *i, *j, *files = NULL;
	pmtrans_t *tr = NULL;
	int replaces = 0, retval = 0;
	char ldir[PATH_MAX];
	int varcache = 1;

	ALPM_LOG_FUNC;

	ASSERT(db_local != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
	ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));

	trans->state = STATE_DOWNLOADING;
	/* group sync records by repository and download */
	snprintf(ldir, PATH_MAX, "%s%s", handle->root, handle->cachedir);

	for(i = handle->dbs_sync; i; i = i->next) {
		pmdb_t *current = i->data;

		for(j = trans->packages; j; j = j->next) {
			pmsyncpkg_t *sync = j->data;
			pmpkg_t *spkg = sync->pkg;
			pmdb_t *dbs = spkg->data;

			if(current == dbs) {
				const char *fname = NULL;
				char path[PATH_MAX];

				fname = alpm_pkg_get_filename(spkg);
				if(trans->flags & PM_TRANS_FLAG_PRINTURIS) {
					EVENT(trans, PM_TRANS_EVT_PRINTURI, (char *)alpm_db_get_url(current), (char *)fname);
				} else {
					struct stat buf;
					snprintf(path, PATH_MAX, "%s/%s", ldir, fname);
					if(stat(path, &buf)) {
						/* file is not in the cache dir, so add it to the list */
						files = alpm_list_add(files, strdup(fname));
					} else {
						_alpm_log(PM_LOG_DEBUG, _("%s is already in the cache\n"), fname);
					}
				}
			}
		}

		if(files) {
			struct stat buf;
			EVENT(trans, PM_TRANS_EVT_RETRIEVE_START, current->treename, NULL);
			if(stat(ldir, &buf)) {
				/* no cache directory.... try creating it */
				_alpm_log(PM_LOG_WARNING, _("no %s cache exists, creating...\n"), ldir);
				alpm_logaction(_("warning: no %s cache exists, creating..."), ldir);
				if(_alpm_makepath(ldir)) {
					/* couldn't mkdir the cache directory, so fall back to /tmp and unlink
					 * the package afterwards.
					 */
					_alpm_log(PM_LOG_WARNING, _("couldn't create package cache, using /tmp instead\n"));
					alpm_logaction(_("warning: couldn't create package cache, using /tmp instead"));
					snprintf(ldir, PATH_MAX, "%stmp", alpm_option_get_root());
					alpm_option_set_cachedir(ldir);
					varcache = 0;
				}
			}
			if(_alpm_downloadfiles(current->servers, ldir, files)) {
				_alpm_log(PM_LOG_WARNING, _("failed to retrieve some files from %s\n"), current->treename);
				RET_ERR(PM_ERR_RETRIEVE, -1);
			}
			FREELIST(files);
		}
	}
	if(trans->flags & PM_TRANS_FLAG_PRINTURIS) {
		return(0);
	}

	/* Check integrity of files */
	EVENT(trans, PM_TRANS_EVT_INTEGRITY_START, NULL, NULL);

	for(i = trans->packages; i; i = i->next) {
		pmsyncpkg_t *sync = i->data;
		pmpkg_t *spkg = sync->pkg;
		char str[PATH_MAX];
		const char *pkgname;
		char *md5sum1, *md5sum2, *sha1sum1, *sha1sum2;
		char *ptr=NULL;

		pkgname = alpm_pkg_get_filename(spkg);
		md5sum1 = spkg->md5sum;
		sha1sum1 = spkg->sha1sum;

		if((md5sum1 == NULL) && (sha1sum1 == NULL)) {
			/* TODO wtf is this? malloc'd strings for error messages? */
			if((ptr = (char *)malloc(512)) == NULL) {
				RET_ERR(PM_ERR_MEMORY, -1);
			}
			snprintf(ptr, 512, _("can't get md5 or sha1 checksum for package %s\n"), pkgname);
			*data = alpm_list_add(*data, ptr);
			retval = 1;
			continue;
		}
		snprintf(str, PATH_MAX, "%s%s%s", handle->root, handle->cachedir, pkgname);
		md5sum2 = _alpm_MDFile(str);
		sha1sum2 = _alpm_SHAFile(str);
		if(md5sum2 == NULL && sha1sum2 == NULL) {
			if((ptr = (char *)malloc(512)) == NULL) {
				RET_ERR(PM_ERR_MEMORY, -1);
			}
			snprintf(ptr, 512, _("can't get md5 or sha1 checksum for package %s\n"), pkgname);
			*data = alpm_list_add(*data, ptr);
			retval = 1;
			continue;
		}
		if((strcmp(md5sum1, md5sum2) != 0) && (strcmp(sha1sum1, sha1sum2) != 0)) {
			int doremove=0;
			if((ptr = (char *)malloc(512)) == NULL) {
				RET_ERR(PM_ERR_MEMORY, -1);
			}
			if(trans->flags & PM_TRANS_FLAG_ALLDEPS) {
				doremove=1;
			} else {
				QUESTION(trans, PM_TRANS_CONV_CORRUPTED_PKG, (char *)pkgname, NULL, NULL, &doremove);
			}
			if(doremove) {
				char str[PATH_MAX];
				snprintf(str, PATH_MAX, "%s%s%s", handle->root, handle->cachedir, pkgname);
				unlink(str);
				snprintf(ptr, 512, _("archive %s was corrupted (bad MD5 or SHA1 checksum)\n"), pkgname);
			} else {
				snprintf(ptr, 512, _("archive %s is corrupted (bad MD5 or SHA1 checksum)\n"), pkgname);
			}
			*data = alpm_list_add(*data, ptr);
			retval = 1;
		}
		FREE(md5sum2);
		FREE(sha1sum2);
	}
	if(retval) {
		pm_errno = PM_ERR_PKG_CORRUPTED;
		goto error;
	}
	EVENT(trans, PM_TRANS_EVT_INTEGRITY_DONE, NULL, NULL);
	if(trans->flags & PM_TRANS_FLAG_DOWNLOADONLY) {
		return(0);
	}

	/* remove conflicting and to-be-replaced packages */
	trans->state = STATE_COMMITING;
	tr = _alpm_trans_new();
	if(tr == NULL) {
		_alpm_log(PM_LOG_ERROR, _("could not create removal transaction"));
		pm_errno = PM_ERR_MEMORY;
		goto error;
	}

	if(_alpm_trans_init(tr, PM_TRANS_TYPE_REMOVE, PM_TRANS_FLAG_NODEPS, NULL, NULL, NULL) == -1) {
		_alpm_log(PM_LOG_ERROR, _("could not initialize the removal transaction"));
		goto error;
	}

	for(i = trans->packages; i; i = i->next) {
		pmsyncpkg_t *sync = i->data;
		if(sync->type == PM_SYNC_TYPE_REPLACE) {
			alpm_list_t *j;
			for(j = sync->data; j; j = j->next) {
				pmpkg_t *pkg = j->data;
				if(!_alpm_pkg_find(pkg->name, tr->packages)) {
					if(_alpm_trans_addtarget(tr, pkg->name) == -1) {
						goto error;
					}
					replaces++;
				}
			}
		}
	}
	if(replaces) {
		_alpm_log(PM_LOG_DEBUG, _("removing conflicting and to-be-replaced packages"));
		if(_alpm_trans_prepare(tr, data) == -1) {
			_alpm_log(PM_LOG_ERROR, _("could not prepare removal transaction"));
			goto error;
		}
		/* we want the frontend to be aware of commit details */
		tr->cb_event = trans->cb_event;
		if(_alpm_trans_commit(tr, NULL) == -1) {
			_alpm_log(PM_LOG_ERROR, _("could not commit removal transaction"));
			goto error;
		}
	}
	_alpm_trans_free(tr);
	tr = NULL;

	/* install targets */
	_alpm_log(PM_LOG_DEBUG, _("installing packages"));
	tr = _alpm_trans_new();
	if(tr == NULL) {
		_alpm_log(PM_LOG_ERROR, _("could not create transaction"));
		pm_errno = PM_ERR_MEMORY;
		goto error;
	}
	if(_alpm_trans_init(tr, PM_TRANS_TYPE_UPGRADE, trans->flags | PM_TRANS_FLAG_NODEPS, trans->cb_event, trans->cb_conv, trans->cb_progress) == -1) {
		_alpm_log(PM_LOG_ERROR, _("could not initialize transaction"));
		goto error;
	}
	for(i = trans->packages; i; i = i->next) {
		pmsyncpkg_t *sync = i->data;
		pmpkg_t *spkg = sync->pkg;

		const char *fname = NULL;
		char str[PATH_MAX];

		fname = alpm_pkg_get_filename(spkg);
		snprintf(str, PATH_MAX, "%s%s%s", handle->root, handle->cachedir, fname);
		if(_alpm_trans_addtarget(tr, str) == -1) {
			goto error;
		}
		/* using alpm_list_last() is ok because addtarget() adds the new target at the
		 * end of the tr->packages list */
		spkg = alpm_list_last(tr->packages)->data;
		if(sync->type == PM_SYNC_TYPE_DEPEND) {
			spkg->reason = PM_PKG_REASON_DEPEND;
		}
	}
	if(_alpm_trans_prepare(tr, data) == -1) {
		_alpm_log(PM_LOG_ERROR, _("could not prepare transaction"));
		/* pm_errno is set by trans_prepare */
		goto error;
	}
	if(_alpm_trans_commit(tr, NULL) == -1) {
		_alpm_log(PM_LOG_ERROR, _("could not commit transaction"));
		goto error;
	}
	_alpm_trans_free(tr);
	tr = NULL;

	/* propagate replaced packages' requiredby fields to their new owners */
	if(replaces) {
		_alpm_log(PM_LOG_DEBUG, _("updating database for replaced packages' dependencies"));
		for(i = trans->packages; i; i = i->next) {
			pmsyncpkg_t *sync = i->data;
			if(sync->type == PM_SYNC_TYPE_REPLACE) {
				alpm_list_t *j;
				pmpkg_t *new = _alpm_db_get_pkgfromcache(db_local, alpm_pkg_get_name(sync->pkg));
				for(j = sync->data; j; j = j->next) {
					alpm_list_t *k;
					pmpkg_t *old = j->data;
					/* merge lists */
					for(k = alpm_pkg_get_requiredby(old); k; k = k->next) {
						if(!alpm_list_find_str(alpm_pkg_get_requiredby(new), k->data)) {
							/* replace old's name with new's name in the requiredby's dependency list */
							alpm_list_t *m;
							pmpkg_t *depender = _alpm_db_get_pkgfromcache(db_local, k->data);
							if(depender == NULL) {
								/* If the depending package no longer exists in the local db,
								 * then it must have ALSO conflicted with sync->pkg.  If
								 * that's the case, then we don't have anything to propagate
								 * here. */
								continue;
							}
							for(m = alpm_pkg_get_depends(depender); m; m = m->next) {
								if(!strcmp(m->data, alpm_pkg_get_name(old))) {
									FREE(m->data);
									m->data = strdup(alpm_pkg_get_name(new));
								}
							}
							if(_alpm_db_write(db_local, depender, INFRQ_DEPENDS) == -1) {
								_alpm_log(PM_LOG_ERROR, _("could not update requiredby for database entry %s-%s"),
													alpm_pkg_get_name(new), alpm_pkg_get_version(new));
							}
							/* add the new requiredby */
							new->requiredby = alpm_list_add(alpm_pkg_get_requiredby(new), strdup(k->data));
						}
					}
				}
				if(_alpm_db_write(db_local, new, INFRQ_DEPENDS) == -1) {
					_alpm_log(PM_LOG_ERROR, _("could not update new database entry %s-%s"),
										alpm_pkg_get_name(new), alpm_pkg_get_version(new));
				}
			}
		}
	}

	if(!varcache && !(trans->flags & PM_TRANS_FLAG_DOWNLOADONLY)) {
		/* delete packages */
		for(i = files; i; i = i->next) {
			unlink(i->data);
		}
	}

	/* run ldconfig if it exists */
	if(handle->trans->state != STATE_INTERRUPTED) {
		_alpm_log(PM_LOG_DEBUG, _("running \"ldconfig -r %s\""), handle->root);
		_alpm_ldconfig(handle->root);
	}

	return(0);

error:
	_alpm_trans_free(tr);
	tr = NULL;
	/* commiting failed, so this is still just a prepared transaction */
	trans->state = STATE_PREPARED;
	return(-1);
}

pmsyncpkg_t *_alpm_sync_find(alpm_list_t *syncpkgs, const char* pkgname)
{
	alpm_list_t *i;
	for(i = syncpkgs; i; i = i->next) {
		pmsyncpkg_t *syncpkg = i->data;
		if(!syncpkg) {
			continue;
		}

		pmpkg_t *pkg = alpm_sync_get_pkg(syncpkg);
		if(strcmp(alpm_pkg_get_name(pkg), pkgname) == 0) {
			_alpm_log(PM_LOG_DEBUG, _("found package '%s-%s' in sync"),
								alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
			return(syncpkg);
		}
	}

	_alpm_log(PM_LOG_DEBUG, _("package '%s' not found in sync"), pkgname);
	return(NULL); /* not found */
}

pmsynctype_t SYMEXPORT alpm_sync_get_type(pmsyncpkg_t *sync)
{
	/* Sanity checks */
	ASSERT(sync != NULL, return(-1));

	return sync->type;
}

pmpkg_t SYMEXPORT *alpm_sync_get_pkg(pmsyncpkg_t *sync)
{
	/* Sanity checks */
	ASSERT(sync != NULL, return(NULL));

	return sync->pkg;
}

void SYMEXPORT *alpm_sync_get_data(pmsyncpkg_t *sync)
{
	/* Sanity checks */
	ASSERT(sync != NULL, return(NULL));

	return sync->data;
}

/* vim: set ts=2 sw=2 noet: */