Send patches - preferably formatted by git format-patch - to patches at archlinux32 dot org.
summaryrefslogtreecommitdiff
path: root/scripts/makepkg.sh.in
blob: ca494353deb659044e5b71721c4a14f05a6c65d6 (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
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
#!/bin/bash
#
#   makepkg - make packages compatible for use with pacman
#   @configure_input@
#
#   Copyright (c) 2006-2016 Pacman Development Team <pacman-dev@archlinux.org>
#   Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
#   Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
#   Copyright (c) 2006 by Miklos Vajna <vmiklos@frugalware.org>
#   Copyright (c) 2005 by Christian Hamar <krics@linuxforum.hu>
#   Copyright (c) 2006 by Alex Smith <alex@alex-smith.me.uk>
#   Copyright (c) 2006 by Andras Voroskoi <voroskoi@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, see <http://www.gnu.org/licenses/>.
#

# makepkg uses quite a few external programs during its execution. You
# need to have at least the following installed for makepkg to function:
#   awk, bsdtar (libarchive), bzip2, coreutils, fakeroot, file, find (findutils),
#   gettext, gpg, grep, gzip, sed, tput (ncurses), xz

# gettext initialization
export TEXTDOMAIN='pacman-scripts'
export TEXTDOMAINDIR='@localedir@'

# file -i does not work on Mac OSX unless legacy mode is set
export COMMAND_MODE='legacy'
# Ensure CDPATH doesn't screw with our cd calls
unset CDPATH
# Ensure GREP_OPTIONS doesn't screw with our grep calls
unset GREP_OPTIONS

declare -r makepkg_version='@PACKAGE_VERSION@'
declare -r confdir='@sysconfdir@'
declare -r BUILDSCRIPT='@BUILDSCRIPT@'
declare -r startdir="$PWD"

LIBRARY=${LIBRARY:-'@libmakepkgdir@'}

build_options=('ccache' 'distcc' 'buildflags' 'makeflags')
splitpkg_overrides=('pkgdesc' 'arch' 'url' 'license' 'groups' 'depends'
                    'optdepends' 'provides' 'conflicts' 'replaces' 'backup'
                    'options' 'install' 'changelog')
readonly -a build_options splitpkg_overrides

known_hash_algos=('md5' 'sha1' 'sha224' 'sha256' 'sha384' 'sha512' 'whirlpool')

# Options
ASDEPS=0
BUILDFUNC=0
CHECKFUNC=0
CLEANBUILD=0
CLEANUP=0
DEP_BIN=0
FORCE=0
GENINTEG=0
HOLDVER=0
IGNOREARCH=0
INFAKEROOT=0
INSTALL=0
LOGGING=0
NEEDED=0
NOARCHIVE=0
NOBUILD=0
NODEPS=0
NOEXTRACT=0
PKGFUNC=0
PKGVERFUNC=0
PREPAREFUNC=0
REPKG=0
RMDEPS=0
SKIPCHECKSUMS=0
SKIPPGPCHECK=0
SIGNPKG=''
SPLITPKG=0
SOURCEONLY=0
VERIFYSOURCE=0

PACMAN_OPTS=()

shopt -s extglob

### SUBROUTINES ###

# Import libmakepkg
for lib in "$LIBRARY"/*.sh; do
	source "$lib"
done

##
# Special exit call for traps, Don't print any error messages when inside,
# the fakeroot call, the error message will be printed by the main call.
##
trap_exit() {
	local signal=$1; shift

	if (( ! INFAKEROOT )); then
		echo
		error "$@"
	fi
	[[ -n $srclinks ]] && rm -rf "$srclinks"

	# unset the trap for this signal, and then call the default handler
	trap -- "$signal"
	kill "-$signal" "$$"
}


##
# Clean up function. Called automatically when the script exits.
##
clean_up() {
	local EXIT_CODE=$?

	if (( INFAKEROOT )); then
		# Don't clean up when leaving fakeroot, we're not done yet.
		return
	fi

	if (( ! EXIT_CODE && CLEANUP )); then
		local pkg file

		# If it's a clean exit and -c/--clean has been passed...
		msg "$(gettext "Cleaning up...")"
		rm -rf "$pkgdirbase" "$srcdir"
		if [[ -n $pkgbase ]]; then
			local fullver=$(get_full_version)
			# Can't do this unless the BUILDSCRIPT has been sourced.
			if (( BUILDFUNC )); then
				rm -f "${pkgbase}-${fullver}-${CARCH}-build.log"*
			fi
			if (( CHECKFUNC )); then
				rm -f "${pkgbase}-${fullver}-${CARCH}-check.log"*
			fi
			if (( PKGFUNC )); then
				rm -f "${pkgbase}-${fullver}-${CARCH}-package.log"*
			elif (( SPLITPKG )); then
				for pkg in ${pkgname[@]}; do
					rm -f "${pkgbase}-${fullver}-${CARCH}-package_${pkg}.log"*
				done
			fi

			# clean up dangling symlinks to packages
			for pkg in ${pkgname[@]}; do
				for file in ${pkg}-*-*-*{${PKGEXT},${SRCEXT}}; do
					if [[ -h $file && ! -e $file ]]; then
						rm -f "$file"
					fi
				done
			done
		fi
	fi

	remove_deps
}

enter_fakeroot() {
	msg "$(gettext "Entering %s environment...")" "fakeroot"
	fakeroot -- $0 -F "${ARGLIST[@]}" || exit $?
}

# Automatically update pkgver variable if a pkgver() function is provided
# Re-sources the PKGBUILD afterwards to allow for other variables that use $pkgver
update_pkgver() {
	newpkgver=$(run_function_safe pkgver)
	if ! check_pkgver "$newpkgver"; then
		error "$(gettext "pkgver() generated an invalid version: %s")" "$newpkgver"
		exit 1
	fi

	if [[ -n $newpkgver && $newpkgver != "$pkgver" ]]; then
		if [[ -f $BUILDFILE && -w $BUILDFILE ]]; then
			if ! @SEDINPLACE@ "s:^pkgver=[^ ]*:pkgver=$newpkgver:" "$BUILDFILE"; then
				error "$(gettext "Failed to update %s from %s to %s")" \
						"pkgver" "$pkgver" "$newpkgver"
				exit 1
			fi
			@SEDINPLACE@ "s:^pkgrel=[^ ]*:pkgrel=1:" "$BUILDFILE"
			source_safe "$BUILDFILE"
			local fullver=$(get_full_version)
			msg "$(gettext "Updated version: %s")" "$pkgbase $fullver"
		else
			warning "$(gettext "%s is not writeable -- pkgver will not be updated")" \
					"$BUILDFILE"
		fi
	fi
}

# Print 'source not found' error message and exit makepkg
missing_source_file() {
	error "$(gettext "Unable to find source file %s.")" "$(get_filename "$1")"
	plain "$(gettext "Aborting...")"
	exit 1 # $E_MISSING_FILE
}

run_pacman() {
	local cmd
	if [[ $1 != -@(T|Qq) ]]; then
		cmd=("$PACMAN_PATH" "${PACMAN_OPTS[@]}" "$@")
	else
		cmd=("$PACMAN_PATH" "$@")
	fi
	if [[ $1 != -@(T|Qq|Q) ]]; then
		if type -p sudo >/dev/null; then
			cmd=(sudo "${cmd[@]}")
		else
			cmd=(su root -c "$(printf '%q ' "${cmd[@]}")")
		fi
	fi
	"${cmd[@]}"
}

check_deps() {
	(( $# > 0 )) || return 0

	local ret=0
	local pmout
	pmout=$(run_pacman -T "$@")
	ret=$?

	if (( ret == 127 )); then #unresolved deps
		printf "%s\n" "$pmout"
	elif (( ret )); then
		error "$(gettext "'%s' returned a fatal error (%i): %s")" "$PACMAN" "$ret" "$pmout"
		return "$ret"
	fi
}

handle_deps() {
	local R_DEPS_SATISFIED=0
	local R_DEPS_MISSING=1

	(( $# == 0 )) && return $R_DEPS_SATISFIED

	local deplist=("$@")

	if (( ! DEP_BIN )); then
		return $R_DEPS_MISSING
	fi

	if (( DEP_BIN )); then
		# install missing deps from binary packages (using pacman -S)
		msg "$(gettext "Installing missing dependencies...")"

		if ! run_pacman -S --asdeps "${deplist[@]}"; then
			error "$(gettext "'%s' failed to install missing dependencies.")" "$PACMAN"
			exit 1 # TODO: error code
		fi
	fi

	# we might need the new system environment
	# save our shell options and turn off extglob
	local shellopts=$(shopt -p)
	shopt -u extglob
	source /etc/profile &>/dev/null
	eval "$shellopts"

	return $R_DEPS_SATISFIED
}

resolve_deps() {
	local R_DEPS_SATISFIED=0
	local R_DEPS_MISSING=1

	# deplist cannot be declared like this: local deplist=$(foo)
	# Otherwise, the return value will depend on the assignment.
	local deplist
	deplist=($(check_deps "$@")) || exit 1
	[[ -z $deplist ]] && return $R_DEPS_SATISFIED

	if handle_deps "${deplist[@]}"; then
		# check deps again to make sure they were resolved
		deplist=$(check_deps "$@") || exit 1
		[[ -z $deplist ]] && return $R_DEPS_SATISFIED
	fi

	msg "$(gettext "Missing dependencies:")"
	local dep
	for dep in $deplist; do
		msg2 "$dep"
	done

	return $R_DEPS_MISSING
}

remove_deps() {
	(( ! RMDEPS )) && return

	# check for packages removed during dependency install (e.g. due to conflicts)
	# removing all installed packages is risky in this case
	if [[ -n $(grep -xvFf <(printf '%s\n' "${current_pkglist[@]}") \
			<(printf '%s\n' "${original_pkglist[@]}")) ]]; then
		warning "$(gettext "Failed to remove installed dependencies.")"
		return 0
	fi

	local deplist
	deplist=($(grep -xvFf <(printf "%s\n" "${original_pkglist[@]}") \
			<(printf "%s\n" "${current_pkglist[@]}")))
	if [[ -z $deplist ]]; then
		return 0
	fi

	msg "Removing installed dependencies..."
	# exit cleanly on failure to remove deps as package has been built successfully
	if ! run_pacman -Rn ${deplist[@]}; then
		warning "$(gettext "Failed to remove installed dependencies.")"
		return 0
	fi
}

error_function() {
	if [[ -p $logpipe ]]; then
		rm "$logpipe"
	fi
	# first exit all subshells, then print the error
	if (( ! BASH_SUBSHELL )); then
		error "$(gettext "A failure occurred in %s().")" "$1"
		plain "$(gettext "Aborting...")"
	fi
	exit 2 # $E_BUILD_FAILED
}

source_safe() {
	shopt -u extglob
	if ! source "$@"; then
		error "$(gettext "Failed to source %s")" "$1"
		exit 1
	fi
	shopt -s extglob
}

merge_arch_attrs() {
	local attr supported_attrs=(
		provides conflicts depends replaces optdepends
		makedepends checkdepends)

	for attr in "${supported_attrs[@]}"; do
		eval "$attr+=(\"\${${attr}_$CARCH[@]}\")"
	done

	# ensure that calling this function is idempotent.
	unset -v "${supported_attrs[@]/%/_$CARCH}"
}

source_buildfile() {
	source_safe "$@"
}

prepare_buildenv() {
	# clear user-specified buildflags if requested
	if check_option "buildflags" "n"; then
		unset CPPFLAGS CFLAGS CXXFLAGS LDFLAGS
	fi

	if check_option "debug" "y"; then
		CFLAGS+=" $DEBUG_CFLAGS"
		CXXFLAGS+=" $DEBUG_CXXFLAGS"
	fi

	# clear user-specified makeflags if requested
	if check_option "makeflags" "n"; then
		unset MAKEFLAGS
	fi

	# ensure all necessary build variables are exported
	export CPPFLAGS CFLAGS CXXFLAGS LDFLAGS MAKEFLAGS CHOST

	local ccache=0

	# use ccache if it is requested (check buildenv and PKGBUILD opts)
	if check_buildoption "ccache" "y" && [[ -d /usr/lib/ccache/bin ]]; then
		export PATH="/usr/lib/ccache/bin:$PATH"
		ccache=1
	fi

	# use distcc if it is requested (check buildenv and PKGBUILD opts)
	if check_buildoption "distcc" "y"; then
		if (( ccache )); then
			export CCACHE_PREFIX="${CCACHE_PREFIX:+$CCACHE_PREFIX }distcc"
			export CCACHE_BASEDIR="$srcdir"
		elif [[ -d /usr/lib/distcc/bin ]]; then
			export PATH="/usr/lib/distcc/bin:$PATH"
		fi
		export DISTCC_HOSTS
	fi
}

run_function_safe() {
	local restoretrap restoreset restoreshopt

	# we don't set any special shopts of our own, but we don't want the user to
	# muck with our environment.
	restoreshopt=$(shopt -p)

	restoreset=$(shopt -o -p)
	shopt -o -s errexit errtrace

	restoretrap=$(trap -p ERR)
	trap "error_function '$1'" ERR

	run_function "$1"

	eval "$restoretrap"
	eval "$restoreset"
	eval "$restoreshopt"
}

run_function() {
	if [[ -z $1 ]]; then
		return 1
	fi
	local pkgfunc="$1"

	msg "$(gettext "Starting %s()...")" "$pkgfunc"
	cd_safe "$srcdir"

	# save our shell options so pkgfunc() can't override what we need
	local shellopts=$(shopt -p)

	local ret=0
	if (( LOGGING )); then
		local fullver=$(get_full_version)
		local BUILDLOG="$LOGDEST/${pkgbase}-${fullver}-${CARCH}-$pkgfunc.log"
		if [[ -f $BUILDLOG ]]; then
			local i=1
			while true; do
				if [[ -f $BUILDLOG.$i ]]; then
					i=$(($i +1))
				else
					break
				fi
			done
			mv "$BUILDLOG" "$BUILDLOG.$i"
		fi

		# ensure overridden package variables survive tee with split packages
		logpipe=$(mktemp -u "$LOGDEST/logpipe.XXXXXXXX")
		mkfifo "$logpipe"
		tee "$BUILDLOG" < "$logpipe" &
		local teepid=$!

		$pkgfunc &>"$logpipe"

		wait $teepid
		rm "$logpipe"
	else
		"$pkgfunc"
	fi
	# reset our shell options
	eval "$shellopts"
}

run_prepare() {
	run_function_safe "prepare"
}

run_build() {
	run_function_safe "build"
}

run_check() {
	run_function_safe "check"
}

run_package() {
	local pkgfunc
	if [[ -z $1 ]]; then
		pkgfunc="package"
	else
		pkgfunc="package_$1"
	fi

	run_function_safe "$pkgfunc"
}

find_libdepends() {
	local d sodepends;

	sodepends=0;
	for d in "${depends[@]}"; do
		if [[ $d = *.so ]]; then
			sodepends=1;
			break;
		fi
	done

	if (( sodepends == 0 )); then
		(( ${#depends[@]} )) && printf '%s\n' "${depends[@]}"
		return;
	fi

	local libdeps filename soarch sofile soname soversion;
	declare -A libdeps;

	while read -r filename; do
		# get architecture of the file; if soarch is empty it's not an ELF binary
		soarch=$(LC_ALL=C readelf -h "$filename" 2>/dev/null | sed -n 's/.*Class.*ELF\(32\|64\)/\1/p')
		[[ -n "$soarch" ]] || continue

		# process all libraries needed by the binary
		for sofile in $(LC_ALL=C readelf -d "$filename" 2>/dev/null | sed -nr 's/.*Shared library: \[(.*)\].*/\1/p')
		do
			# extract the library name: libfoo.so
			soname="${sofile%.so?(+(.+([0-9])))}".so
			# extract the major version: 1
			soversion="${sofile##*\.so\.}"

			if [[ ${libdeps[$soname]} ]]; then
				if [[ ${libdeps[$soname]} != *${soversion}-${soarch}* ]]; then
					libdeps[$soname]+=" ${soversion}-${soarch}"
				fi
			else
				libdeps[$soname]="${soversion}-${soarch}"
			fi
		done
	done < <(find "$pkgdir" -type f -perm -u+x)

	local libdepends v
	for d in "${depends[@]}"; do
		case "$d" in
			*.so)
				if [[ ${libdeps[$d]} ]]; then
					for v in ${libdeps[$d]}; do
						libdepends+=("$d=$v")
					done
				else
					warning "$(gettext "Library listed in %s is not required by any files: %s")" "'depends'" "$d"
					libdepends+=("$d")
				fi
				;;
			*)
				libdepends+=("$d")
				;;
		esac
	done

	(( ${#libdepends[@]} )) && printf '%s\n' "${libdepends[@]}"
}


find_libprovides() {
	local p libprovides missing
	for p in "${provides[@]}"; do
		missing=0
		case "$p" in
			*.so)
				mapfile -t filename < <(find "$pkgdir" -type f -name $p\*)
				if [[ $filename ]]; then
					# packages may provide multiple versions of the same library
					for fn in "${filename[@]}"; do
						# check if we really have a shared object
						if LC_ALL=C readelf -h "$fn" 2>/dev/null | grep -q '.*Type:.*DYN (Shared object file).*'; then
							# get the string binaries link to (e.g. libfoo.so.1.2 -> libfoo.so.1)
							local sofile=$(LC_ALL=C readelf -d "$fn" 2>/dev/null | sed -n 's/.*Library soname: \[\(.*\)\].*/\1/p')
							if [[ -z "$sofile" ]]; then
								warning "$(gettext "Library listed in %s is not versioned: %s")" "'provides'" "$p"
								libprovides+=("$p")
								continue
							fi

							# get the library architecture (32 or 64 bit)
							local soarch=$(LC_ALL=C readelf -h "$fn" | sed -n 's/.*Class.*ELF\(32\|64\)/\1/p')

							# extract the library major version
							local soversion="${sofile##*\.so\.}"

							libprovides+=("${p}=${soversion}-${soarch}")
						else
							warning "$(gettext "Library listed in %s is not a shared object: %s")" "'provides'" "$p"
							libprovides+=("$p")
						fi
					done
				else
					libprovides+=("$p")
					missing=1
				fi
				;;
			*)
				libprovides+=("$p")
				;;
		esac

		if (( missing )); then
			warning "$(gettext "Cannot find library listed in %s: %s")" "'provides'" "$p"
		fi
	done

	(( ${#libprovides[@]} )) && printf '%s\n' "${libprovides[@]}"
}

write_kv_pair() {
	local key="$1"
	shift

	for val in "$@"; do
		if [[ $val = *$'\n'* ]]; then
			error "$(gettext "Invalid value for %s: %s")" "$key" "$val"
			exit 1
		fi
		printf "%s = %s\n" "$key" "$val"
	done
}

write_pkginfo() {
	local builddate=$(date -u "+%s")
	if [[ -n $PACKAGER ]]; then
		local packager="$PACKAGER"
	else
		local packager="Unknown Packager"
	fi

	local size="$(@DUPATH@ @DUFLAGS@)"
	size="$(( ${size%%[^0-9]*} * 1024 ))"

	merge_arch_attrs

	msg2 "$(gettext "Generating %s file...")" ".PKGINFO"
	printf "# Generated by makepkg %s\n" "$makepkg_version"
	printf "# using %s\n" "$(fakeroot -v)"
	printf "# %s\n" "$(LC_ALL=C date -u)"

	write_kv_pair "pkgname" "$pkgname"
	if (( SPLITPKG )) || [[ "$pkgbase" != "$pkgname" ]]; then
		write_kv_pair "pkgbase" "$pkgbase"
	fi

	local fullver=$(get_full_version)
	write_kv_pair "pkgver" "$fullver"
	if [[ "$fullver" != "$basever" ]]; then
		write_kv_pair "basever" "$basever"
	fi

	# TODO: all fields should have this treatment
	local spd="${pkgdesc//+([[:space:]])/ }"
	spd=("${spd[@]#[[:space:]]}")
	spd=("${spd[@]%[[:space:]]}")

	write_kv_pair "pkgdesc" "$spd"
	write_kv_pair "url" "$url"
	write_kv_pair "builddate" "$builddate"
	write_kv_pair "packager" "$packager"
	write_kv_pair "size" "$size"
	write_kv_pair "arch" "$pkgarch"

	mapfile -t provides < <(find_libprovides)
	mapfile -t depends < <(find_libdepends)

	write_kv_pair "license"     "${license[@]}"
	write_kv_pair "replaces"    "${replaces[@]}"
	write_kv_pair "group"       "${groups[@]}"
	write_kv_pair "conflict"    "${conflicts[@]}"
	write_kv_pair "provides"    "${provides[@]}"
	write_kv_pair "backup"      "${backup[@]}"
	write_kv_pair "depend"      "${depends[@]}"
	write_kv_pair "optdepend"   "${optdepends[@]//+([[:space:]])/ }"
	write_kv_pair "makedepend"  "${makedepends[@]}"
	write_kv_pair "checkdepend" "${checkdepends[@]}"
}

write_buildinfo() {
	msg2 "$(gettext "Generating %s file...")" ".BUILDINFO"

	write_kv_pair "builddir"  "${BUILDDIR}"

	local sum="$(sha256sum "${BUILDFILE}")"
	sum=${sum%% *}

	write_kv_pair "pkgbuild_sha256sum" $sum

	write_kv_pair "buildenv" "${BUILDENV[@]}"
	write_kv_pair "options" "${OPTIONS[@]}"

	local pkglist=($(run_pacman -Q | sed "s# #-#"))
	write_kv_pair "installed" "${pkglist[@]}"
}

create_package() {
	(( NOARCHIVE )) && return

	if [[ ! -d $pkgdir ]]; then
		error "$(gettext "Missing %s directory.")" "\$pkgdir/"
		plain "$(gettext "Aborting...")"
		exit 1 # $E_MISSING_PKGDIR
	fi

	cd_safe "$pkgdir"
	msg "$(gettext "Creating package \"%s\"...")" "$pkgname"

	pkgarch=$(get_pkg_arch)
	write_pkginfo > .PKGINFO
	write_buildinfo > .BUILDINFO

	local comp_files=('.PKGINFO' '.BUILDINFO')

	# check for changelog/install files
	for i in 'changelog/.CHANGELOG' 'install/.INSTALL'; do
		IFS='/' read -r orig dest < <(printf '%s\n' "$i")

		if [[ -n ${!orig} ]]; then
			msg2 "$(gettext "Adding %s file...")" "$orig"
			if ! cp "$startdir/${!orig}" "$dest"; then
				error "$(gettext "Failed to add %s file to package.")" "$orig"
				exit 1
			fi
			chmod 644 "$dest"
			comp_files+=("$dest")
		fi
	done

	# tar it up
	local fullver=$(get_full_version)
	local pkg_file="$PKGDEST/${pkgname}-${fullver}-${pkgarch}${PKGEXT}"
	local ret=0

	[[ -f $pkg_file ]] && rm -f "$pkg_file"
	[[ -f $pkg_file.sig ]] && rm -f "$pkg_file.sig"

	# when fileglobbing, we want * in an empty directory to expand to
	# the null string rather than itself
	shopt -s nullglob

	msg2 "$(gettext "Generating .MTREE file...")"
	LANG=C bsdtar -czf .MTREE --format=mtree \
		--options='!all,use-set,type,uid,gid,mode,time,size,md5,sha256,link' \
		"${comp_files[@]}" *
	comp_files+=(".MTREE")

	msg2 "$(gettext "Compressing package...")"
	# TODO: Maybe this can be set globally for robustness
	shopt -s -o pipefail
	# bsdtar's gzip compression always saves the time stamp, making one
	# archive created using the same command line distinct from another.
	# Disable bsdtar compression and use gzip -n for now.
	LANG=C bsdtar -cf - "${comp_files[@]}" * |
	case "$PKGEXT" in
		*tar.gz)  ${COMPRESSGZ[@]:-gzip -c -f -n} ;;
		*tar.bz2) ${COMPRESSBZ2[@]:-bzip2 -c -f} ;;
		*tar.xz)  ${COMPRESSXZ[@]:-xz -c -z -} ;;
		*tar.lrz) ${COMPRESSLRZ[@]:-lrzip -q} ;;
		*tar.lzo) ${COMPRESSLZO[@]:-lzop -q} ;;
		*tar.Z)   ${COMPRESSZ[@]:-compress -c -f} ;;
		*tar)     cat ;;
		*) warning "$(gettext "'%s' is not a valid archive extension.")" \
			"$PKGEXT"; cat ;;
	esac > "${pkg_file}" || ret=$?

	shopt -u nullglob
	shopt -u -o pipefail

	if (( ret )); then
		error "$(gettext "Failed to create package file.")"
		exit 1 # TODO: error code
	fi

	create_signature "$pkg_file"

	if (( ! ret )) && [[ ! "$PKGDEST" -ef "${startdir}" ]]; then
		rm -f "${pkg_file/$PKGDEST/$startdir}"
		ln -s "${pkg_file}" "${pkg_file/$PKGDEST/$startdir}"
		ret=$?
		if [[ -f $pkg_file.sig ]]; then
			rm -f "${pkg_file/$PKGDEST/$startdir}.sig"
			ln -s "$pkg_file.sig" "${pkg_file/$PKGDEST/$startdir}.sig"
		fi
	fi

	if (( ret )); then
		warning "$(gettext "Failed to create symlink to package file.")"
	fi
}

create_debug_package() {
	# check if a debug package was requested
	if ! check_option "debug" "y" || ! check_option "strip" "y"; then
		return
	fi

	pkgdir="${pkgdir}-@DEBUGSUFFIX@"

	# check if we have any debug symbols to package
	if dir_is_empty "$pkgdir/usr/lib/debug"; then
		return
	fi

	depends=("$pkgname=$(get_full_version)")
	pkgdesc="Detached debugging symbols for $pkgname"
	pkgname=$pkgname-@DEBUGSUFFIX@

	unset groups optdepends provides conflicts replaces backup install changelog

	create_package
}

create_srcpackage() {
	local ret=0
	msg "$(gettext "Creating source package...")"
	local srclinks="$(mktemp -d "$startdir"/srclinks.XXXXXXXXX)"
	mkdir "${srclinks}"/${pkgbase}

	msg2 "$(gettext "Adding %s...")" "$BUILDSCRIPT"
	ln -s "${BUILDFILE}" "${srclinks}/${pkgbase}/${BUILDSCRIPT}"

	msg2 "$(gettext "Generating %s file...")" .SRCINFO
	write_srcinfo > "$srclinks/$pkgbase"/.SRCINFO

	local file all_sources

	get_all_sources 'all_sources'
	for file in "${all_sources[@]}"; do
		if [[ "$file" = "$(get_filename "$file")" ]] || (( SOURCEONLY == 2 )); then
			local absfile
			absfile=$(get_filepath "$file") || missing_source_file "$file"
			msg2 "$(gettext "Adding %s...")" "${absfile##*/}"
			ln -s "$absfile" "$srclinks/$pkgbase"
		fi
	done

	local i
	for i in 'changelog' 'install'; do
		local file files

		[[ ${!i} ]] && files+=("${!i}")
		for name in "${pkgname[@]}"; do
			if extract_function_variable "package_$name" "$i" 0 file; then
				files+=("$file")
			fi
		done

		for file in "${files[@]}"; do
			if [[ $file && ! -f "${srclinks}/${pkgbase}/$file" ]]; then
				msg2 "$(gettext "Adding %s file (%s)...")" "$i" "${file}"
				ln -s "${startdir}/$file" "${srclinks}/${pkgbase}/"
			fi
		done
	done

	local TAR_OPT
	case "$SRCEXT" in
		*tar.gz)  TAR_OPT="-z" ;;
		*tar.bz2) TAR_OPT="-j" ;;
		*tar.xz)  TAR_OPT="-J" ;;
		*tar.lrz) TAR_OPT="--lrzip" ;;
		*tar.lzo) TAR_OPT="--lzop" ;;
		*tar.Z)   TAR_OPT="-Z" ;;
		*tar)     TAR_OPT=""  ;;
		*) warning "$(gettext "'%s' is not a valid archive extension.")" \
		"$SRCEXT" ;;
	esac

	local fullver=$(get_full_version)
	local pkg_file="$SRCPKGDEST/${pkgbase}-${fullver}${SRCEXT}"

	# tar it up
	msg2 "$(gettext "Compressing source package...")"
	cd_safe "${srclinks}"
	if ! LANG=C bsdtar -cL ${TAR_OPT} -f "$pkg_file" ${pkgbase}; then
		error "$(gettext "Failed to create source package file.")"
		exit 1 # TODO: error code
	fi

	create_signature "$pkg_file"

	if [[ ! "$SRCPKGDEST" -ef "${startdir}" ]]; then
		rm -f "${pkg_file/$SRCPKGDEST/$startdir}"
		ln -s "${pkg_file}" "${pkg_file/$SRCPKGDEST/$startdir}"
		ret=$?
		if [[ -f $pkg_file.sig ]]; then
			rm -f "${pkg_file/$SRCPKGDEST/$startdir}.sig"
			ln -s "$pkg_file.sig" "${pkg_file/$SRCPKGDEST/$startdir}.sig"
		fi
	fi

	if (( ret )); then
		warning "$(gettext "Failed to create symlink to source package file.")"
	fi

	cd_safe "${startdir}"
	rm -rf "${srclinks}"
}

# this function always returns 0 to make sure clean-up will still occur
install_package() {
	(( ! INSTALL )) && return

	if (( ! SPLITPKG )); then
		msg "$(gettext "Installing package %s with %s...")" "$pkgname" "$PACMAN -U"
	else
		msg "$(gettext "Installing %s package group with %s...")" "$pkgbase" "$PACMAN -U"
	fi

	local fullver pkgarch pkg pkglist
	(( ASDEPS )) && pkglist+=('--asdeps')
	(( NEEDED )) && pkglist+=('--needed')

	for pkg in ${pkgname[@]}; do
		fullver=$(get_full_version)
		pkgarch=$(get_pkg_arch $pkg)
		pkglist+=("$PKGDEST/${pkg}-${fullver}-${pkgarch}${PKGEXT}")

		if [[ -f "$PKGDEST/${pkg}-@DEBUGSUFFIX@-${fullver}-${pkgarch}${PKGEXT}" ]]; then
			pkglist+=("$PKGDEST/${pkg}-@DEBUGSUFFIX@-${fullver}-${pkgarch}${PKGEXT}")
		fi
	done

	if ! run_pacman -U "${pkglist[@]}"; then
		warning "$(gettext "Failed to install built package(s).")"
		return 0
	fi
}

get_vcsclient() {
	local proto=${1%%+*}

	local i
	for i in "${VCSCLIENTS[@]}"; do
		local handler="${i%%::*}"
		if [[ $proto = "$handler" ]]; then
			local client="${i##*::}"
			break
		fi
	done

	# if we didn't find an client, return an error
	if [[ -z $client ]]; then
		error "$(gettext "Unknown download protocol: %s")" "$proto"
		plain "$(gettext "Aborting...")"
		exit 1 # $E_CONFIG_ERROR
	fi

	printf "%s\n" "$client"
}

check_vcs_software() {
	local all_sources all_deps deps ret=0

	if (( SOURCEONLY == 1 )); then
		# we will not download VCS sources
		return $ret
	fi

	if [[ -z $PACMAN_PATH ]]; then
		warning "$(gettext "Cannot find the %s binary needed to check VCS source requirements.")" "$PACMAN"
		return $ret
	fi

	# we currently only use global depends/makedepends arrays for --syncdeps
	for attr in depends makedepends; do
		get_pkgbuild_attribute "$pkg" "$attr" 1 'deps'
		all_deps+=("${deps[@]}")

		get_pkgbuild_attribute "$pkg" "${attr}_$CARCH" 1 'deps'
		all_deps+=("${deps[@]}")
	done

	get_all_sources_for_arch 'all_sources'
	for netfile in ${all_sources[@]}; do
		local proto=$(get_protocol "$netfile")

		case $proto in
			bzr*|git*|hg*|svn*)
				if ! type -p ${proto%%+*} > /dev/null; then
					local client
					client=$(get_vcsclient "$proto") || exit $?
					# ensure specified program is installed
					local uninstalled
					uninstalled=$(check_deps "$client") || exit 1
					# if not installed, check presence in depends or makedepends
					if [[ -n "$uninstalled" ]] && (( ! NODEPS || ( VERIFYSOURCE && !DEP_BIN ) )); then
						if ! in_array "$client" ${all_deps[@]}; then
							error "$(gettext "Cannot find the %s package needed to handle %s sources.")" \
									"$client" "${proto%%+*}"
							ret=1
						fi
					fi
				fi
				;;
			*)
				# non VCS source
				;;
		esac
	done

	return $ret
}

check_software() {
	# check for needed software
	local ret=0

	# check for PACMAN if we need it
	if (( ! NODEPS || DEP_BIN || RMDEPS || INSTALL )); then
		if [[ -z $PACMAN_PATH ]]; then
			error "$(gettext "Cannot find the %s binary required for dependency operations.")" "$PACMAN"
			ret=1
		fi
	fi

	# check for sudo if we will need it during makepkg execution
	if (( DEP_BIN || RMDEPS || INSTALL )); then
		if ! type -p sudo >/dev/null; then
			warning "$(gettext "Cannot find the %s binary. Will use %s to acquire root privileges.")" "sudo" "su"
		fi
	fi

	# fakeroot - correct package file permissions
	if check_buildenv "fakeroot" "y" && (( EUID > 0 )); then
		if ! type -p fakeroot >/dev/null; then
			error "$(gettext "Cannot find the %s binary.")" "fakeroot"
			ret=1
		fi
	fi

	# gpg - package signing
	if [[ $SIGNPKG == 'y' ]] || { [[ -z $SIGNPKG ]] && check_buildenv "sign" "y"; }; then
		if ! type -p gpg >/dev/null; then
			error "$(gettext "Cannot find the %s binary required for signing packages.")" "gpg"
			ret=1
		fi
	fi

	# gpg - source verification
	if (( ! SKIPPGPCHECK )) && source_has_signatures; then
		if ! type -p gpg >/dev/null; then
			error "$(gettext "Cannot find the %s binary required for verifying source files.")" "gpg"
			ret=1
		fi
	fi

	# checksum operations
	if (( GENINTEG || ! SKIPCHECKSUMS )); then
		local integlist
		IFS=$'\n' read -rd '' -a integlist < <(get_integlist)

		local integ
		for integ in "${integlist[@]}"; do
			if ! type -p "${integ}sum" >/dev/null; then
				error "$(gettext "Cannot find the %s binary required for source file checksums operations.")" "${integ}sum"
				ret=1
			fi
		done
	fi

	# distcc - compilation with distcc
	if check_buildoption "distcc" "y"; then
		if ! type -p distcc >/dev/null; then
			error "$(gettext "Cannot find the %s binary required for distributed compilation.")" "distcc"
			ret=1
		fi
	fi

	# ccache - compilation with ccache
	if check_buildoption "ccache" "y"; then
		if ! type -p ccache >/dev/null; then
			error "$(gettext "Cannot find the %s binary required for compiler cache usage.")" "ccache"
			ret=1
		fi
	fi

	# strip - strip symbols from binaries/libraries
	if check_option "strip" "y"; then
		if ! type -p strip >/dev/null; then
			error "$(gettext "Cannot find the %s binary required for object file stripping.")" "strip"
			ret=1
		fi
	fi

	# gzip - compressig man and info pages
	if check_option "zipman" "y"; then
		if ! type -p gzip >/dev/null; then
			error "$(gettext "Cannot find the %s binary required for compressing man and info pages.")" "gzip"
			ret=1
		fi
	fi

	# tools to download vcs sources
	if ! check_vcs_software; then
		ret=1
	fi

	return $ret
}

check_build_status() {
	if (( ! SPLITPKG )); then
		fullver=$(get_full_version)
		pkgarch=$(get_pkg_arch)
		if [[ -f $PKGDEST/${pkgname}-${fullver}-${pkgarch}${PKGEXT} ]] \
				 && ! (( FORCE || SOURCEONLY || NOBUILD || NOARCHIVE)); then
			if (( INSTALL )); then
				warning "$(gettext "A package has already been built, installing existing package...")"
				install_package
				exit 0
			else
				error "$(gettext "A package has already been built. (use %s to overwrite)")" "-f"
				exit 1
			fi
		fi
	else
		allpkgbuilt=1
		somepkgbuilt=0
		for pkg in ${pkgname[@]}; do
			fullver=$(get_full_version)
			pkgarch=$(get_pkg_arch $pkg)
			if [[ -f $PKGDEST/${pkg}-${fullver}-${pkgarch}${PKGEXT} ]]; then
				somepkgbuilt=1
			else
				allpkgbuilt=0
			fi
		done
		if ! (( FORCE || SOURCEONLY || NOBUILD || NOARCHIVE)); then
			if (( allpkgbuilt )); then
				if (( INSTALL )); then
					warning "$(gettext "The package group has already been built, installing existing packages...")"
					install_package
					exit 0
				else
					error "$(gettext "The package group has already been built. (use %s to overwrite)")" "-f"
					exit 1
				fi
			fi
			if (( somepkgbuilt && ! PKGVERFUNC )); then
				error "$(gettext "Part of the package group has already been built. (use %s to overwrite)")" "-f"
				exit 1
			fi
		fi
		unset allpkgbuilt somepkgbuilt
	fi
}

backup_package_variables() {
	local var
	for var in ${splitpkg_overrides[@]}; do
		local indirect="${var}_backup"
		eval "${indirect}=(\"\${$var[@]}\")"
	done
}

restore_package_variables() {
	local var
	for var in ${splitpkg_overrides[@]}; do
		local indirect="${var}_backup"
		if [[ -n ${!indirect} ]]; then
			eval "${var}=(\"\${$indirect[@]}\")"
		else
			unset ${var}
		fi
	done
}

run_split_packaging() {
	local pkgname_backup=("${pkgname[@]}")
	for pkgname in ${pkgname_backup[@]}; do
		pkgdir="$pkgdirbase/$pkgname"
		mkdir "$pkgdir"
		backup_package_variables
		run_package $pkgname
		tidy_install
		lint_package
		create_package
		create_debug_package
		restore_package_variables
	done
	pkgname=("${pkgname_backup[@]}")
}

usage() {
	printf "makepkg (pacman) %s\n" "$makepkg_version"
	echo
	printf -- "$(gettext "Make packages compatible for use with pacman")\n"
	echo
	printf -- "$(gettext "Usage: %s [options]")\n" "$0"
	echo
	printf -- "$(gettext "Options:")\n"
	printf -- "$(gettext "  -A, --ignorearch Ignore incomplete %s field in %s")\n" "arch" "$BUILDSCRIPT"
	printf -- "$(gettext "  -c, --clean      Clean up work files after build")\n"
	printf -- "$(gettext "  -C, --cleanbuild Remove %s dir before building the package")\n" "\$srcdir/"
	printf -- "$(gettext "  -d, --nodeps     Skip all dependency checks")\n"
	printf -- "$(gettext "  -e, --noextract  Do not extract source files (use existing %s dir)")\n" "\$srcdir/"
	printf -- "$(gettext "  -f, --force      Overwrite existing package")\n"
	printf -- "$(gettext "  -g, --geninteg   Generate integrity checks for source files")\n"
	printf -- "$(gettext "  -h, --help       Show this help message and exit")\n"
	printf -- "$(gettext "  -i, --install    Install package after successful build")\n"
	printf -- "$(gettext "  -L, --log        Log package build process")\n"
	printf -- "$(gettext "  -m, --nocolor    Disable colorized output messages")\n"
	printf -- "$(gettext "  -o, --nobuild    Download and extract files only")\n"
	printf -- "$(gettext "  -p <file>        Use an alternate build script (instead of '%s')")\n" "$BUILDSCRIPT"
	printf -- "$(gettext "  -r, --rmdeps     Remove installed dependencies after a successful build")\n"
	printf -- "$(gettext "  -R, --repackage  Repackage contents of the package without rebuilding")\n"
	printf -- "$(gettext "  -s, --syncdeps   Install missing dependencies with %s")\n" "pacman"
	printf -- "$(gettext "  -S, --source     Generate a source-only tarball without downloaded sources")\n"
	printf -- "$(gettext "  -V, --version    Show version information and exit")\n"
	printf -- "$(gettext "  --allsource      Generate a source-only tarball including downloaded sources")\n"
	printf -- "$(gettext "  --check          Run the %s function in the %s")\n" "check()" "$BUILDSCRIPT"
	printf -- "$(gettext "  --config <file>  Use an alternate config file (instead of '%s')")\n" "$confdir/makepkg.conf"
	printf -- "$(gettext "  --holdver        Do not update VCS sources")\n"
	printf -- "$(gettext "  --key <key>      Specify a key to use for %s signing instead of the default")\n" "gpg"
	printf -- "$(gettext "  --noarchive      Do not create package archive")\n"
	printf -- "$(gettext "  --nocheck        Do not run the %s function in the %s")\n" "check()" "$BUILDSCRIPT"
	printf -- "$(gettext "  --noprepare      Do not run the %s function in the %s")\n" "prepare()" "$BUILDSCRIPT"
	printf -- "$(gettext "  --nosign         Do not create a signature for the package")\n"
	printf -- "$(gettext "  --packagelist    Only list packages that would be produced, without PKGEXT")\n"
	printf -- "$(gettext "  --printsrcinfo   Print the generated SRCINFO and exit")\n"
	printf -- "$(gettext "  --sign           Sign the resulting package with %s")\n" "gpg"
	printf -- "$(gettext "  --skipchecksums  Do not verify checksums of the source files")\n"
	printf -- "$(gettext "  --skipinteg      Do not perform any verification checks on source files")\n"
	printf -- "$(gettext "  --skippgpcheck   Do not verify source files with PGP signatures")\n"
	printf -- "$(gettext "  --verifysource   Download source files (if needed) and perform integrity checks")\n"
	echo
	printf -- "$(gettext "These options can be passed to %s:")\n" "pacman"
	echo
	printf -- "$(gettext "  --asdeps         Install packages as non-explicitly installed")\n"
	printf -- "$(gettext "  --needed         Do not reinstall the targets that are already up to date")\n"
	printf -- "$(gettext "  --noconfirm      Do not ask for confirmation when resolving dependencies")\n"
	printf -- "$(gettext "  --noprogressbar  Do not show a progress bar when downloading files")\n"
	echo
	printf -- "$(gettext "If %s is not specified, %s will look for '%s'")\n" "-p" "makepkg" "$BUILDSCRIPT"
	echo
}

version() {
	printf "makepkg (pacman) %s\n" "$makepkg_version"
	printf -- "$(gettext "\
Copyright (c) 2006-2016 Pacman Development Team <pacman-dev@archlinux.org>.\n\
Copyright (C) 2002-2006 Judd Vinet <jvinet@zeroflux.org>.\n\n\
This is free software; see the source for copying conditions.\n\
There is NO WARRANTY, to the extent permitted by law.\n")"
}

# PROGRAM START

# ensure we have a sane umask set
umask 0022

# determine whether we have gettext; make it a no-op if we do not
if ! type -p gettext >/dev/null; then
	gettext() {
		printf "%s\n" "$@"
	}
fi

ARGLIST=("$@")

# Parse Command Line Options.
OPT_SHORT="AcCdefFghiLmop:rRsSV"
OPT_LONG=('allsource' 'check' 'clean' 'cleanbuild' 'config:' 'force' 'geninteg'
          'help' 'holdver' 'ignorearch' 'install' 'key:' 'log' 'noarchive' 'nobuild'
          'nocolor' 'nocheck' 'nodeps' 'noextract' 'noprepare' 'nosign' 'packagelist'
          'printsrcinfo' 'repackage' 'rmdeps' 'sign' 'skipchecksums' 'skipinteg'
          'skippgpcheck' 'source' 'syncdeps' 'verifysource' 'version')

# Pacman Options
OPT_LONG+=('asdeps' 'noconfirm' 'needed' 'noprogressbar')

if ! parseopts "$OPT_SHORT" "${OPT_LONG[@]}" -- "$@"; then
	exit 1 # E_INVALID_OPTION;
fi
set -- "${OPTRET[@]}"
unset OPT_SHORT OPT_LONG OPTRET

while true; do
	case "$1" in
		# Pacman Options
		--asdeps)         ASDEPS=1;;
		--needed)         NEEDED=1;;
		--noconfirm)      PACMAN_OPTS+=("--noconfirm") ;;
		--noprogressbar)  PACMAN_OPTS+=("--noprogressbar") ;;

		# Makepkg Options
		--allsource)      SOURCEONLY=2 ;;
		-A|--ignorearch)  IGNOREARCH=1 ;;
		-c|--clean)       CLEANUP=1 ;;
		-C|--cleanbuild)  CLEANBUILD=1 ;;
		--check)          RUN_CHECK='y' ;;
		--config)         shift; MAKEPKG_CONF=$1 ;;
		-d|--nodeps)      NODEPS=1 ;;
		-e|--noextract)   NOEXTRACT=1 ;;
		-f|--force)       FORCE=1 ;;
		-F)               INFAKEROOT=1 ;;
		# generating integrity checks does not depend on architecture
		-g|--geninteg)    GENINTEG=1 IGNOREARCH=1;;
		--holdver)        HOLDVER=1 ;;
		-i|--install)     INSTALL=1 ;;
		--key)            shift; GPGKEY=$1 ;;
		-L|--log)         LOGGING=1 ;;
		-m|--nocolor)     USE_COLOR='n'; PACMAN_OPTS+=("--color never") ;;
		--noarchive)      NOARCHIVE=1 ;;
		--nocheck)        RUN_CHECK='n' ;;
		--noprepare)      RUN_PREPARE='n' ;;
		--nosign)         SIGNPKG='n' ;;
		-o|--nobuild)     NOBUILD=1 ;;
		-p)               shift; BUILDFILE=$1 ;;
		--packagelist)    PACKAGELIST=1 IGNOREARCH=1;;
		--printsrcinfo)   PRINTSRCINFO=1 IGNOREARCH=1;;
		-r|--rmdeps)      RMDEPS=1 ;;
		-R|--repackage)   REPKG=1 ;;
		--sign)           SIGNPKG='y' ;;
		--skipchecksums)  SKIPCHECKSUMS=1 ;;
		--skipinteg)      SKIPCHECKSUMS=1; SKIPPGPCHECK=1 ;;
		--skippgpcheck)   SKIPPGPCHECK=1;;
		-s|--syncdeps)    DEP_BIN=1 ;;
		-S|--source)      SOURCEONLY=1 ;;
		--verifysource)   VERIFYSOURCE=1 ;;

		-h|--help)        usage; exit 0 ;; # E_OK
		-V|--version)     version; exit 0 ;; # E_OK

		--)               OPT_IND=0; shift; break 2;;
	esac
	shift
done

# attempt to consume any extra argv as environment variables. this supports
# overriding (e.g. CC=clang) as well as overriding (e.g. CFLAGS+=' -g').
extra_environment=()
while [[ $1 ]]; do
	if [[ $1 = [_[:alpha:]]*([[:alnum:]_])?(+)=* ]]; then
		extra_environment+=("$1")
	fi
	shift
done

# setup signal traps
trap 'clean_up' 0
for signal in TERM HUP QUIT; do
	trap "trap_exit $signal \"$(gettext "%s signal caught. Exiting...")\" \"$signal\"" "$signal"
done
trap 'trap_exit INT "$(gettext "Aborted by user! Exiting...")"' INT
trap 'trap_exit USR1 "$(gettext "An unknown error has occurred. Exiting...")"' ERR

# preserve environment variables and canonicalize path
[[ -n ${PKGDEST} ]] && _PKGDEST=$(canonicalize_path ${PKGDEST})
[[ -n ${SRCDEST} ]] && _SRCDEST=$(canonicalize_path ${SRCDEST})
[[ -n ${SRCPKGDEST} ]] && _SRCPKGDEST=$(canonicalize_path ${SRCPKGDEST})
[[ -n ${LOGDEST} ]] && _LOGDEST=$(canonicalize_path ${LOGDEST})
[[ -n ${BUILDDIR} ]] && _BUILDDIR=$(canonicalize_path ${BUILDDIR})
[[ -n ${PKGEXT} ]] && _PKGEXT=${PKGEXT}
[[ -n ${SRCEXT} ]] && _SRCEXT=${SRCEXT}
[[ -n ${GPGKEY} ]] && _GPGKEY=${GPGKEY}
[[ -n ${PACKAGER} ]] && _PACKAGER=${PACKAGER}
[[ -n ${CARCH} ]] && _CARCH=${CARCH}

# default config is makepkg.conf
MAKEPKG_CONF=${MAKEPKG_CONF:-$confdir/makepkg.conf}

# Source the config file; fail if it is not found
if [[ -r $MAKEPKG_CONF ]]; then
	source_safe "$MAKEPKG_CONF"
else
	error "$(gettext "%s not found.")" "$MAKEPKG_CONF"
	plain "$(gettext "Aborting...")"
	exit 1 # $E_CONFIG_ERROR
fi

# Source user-specific makepkg.conf overrides, but only if no override config
# file was specified
XDG_PACMAN_DIR="${XDG_CONFIG_HOME:-$HOME/.config}/pacman"
if [[ "$MAKEPKG_CONF" = "$confdir/makepkg.conf" ]]; then
	if [[ -r "$XDG_PACMAN_DIR/makepkg.conf" ]]; then
		source_safe "$XDG_PACMAN_DIR/makepkg.conf"
	elif [[ -r "$HOME/.makepkg.conf" ]]; then
		source_safe "$HOME/.makepkg.conf"
	fi
fi

# set pacman command if not already defined
PACMAN=${PACMAN:-pacman}
# save full path to command as PATH may change when sourcing /etc/profile
PACMAN_PATH=$(type -P $PACMAN)

# check if messages are to be printed using color
if [[ -t 2 && $USE_COLOR != "n" ]] && check_buildenv "color" "y"; then
	colorize
else
	unset ALL_OFF BOLD BLUE GREEN RED YELLOW
fi


# override settings with an environment variable for batch processing
BUILDDIR=${_BUILDDIR:-$BUILDDIR}
BUILDDIR=${BUILDDIR:-$startdir} #default to $startdir if undefined
if [[ ! -d $BUILDDIR ]]; then
	if ! mkdir -p "$BUILDDIR"; then
		error "$(gettext "You do not have write permission to create packages in %s.")" "$BUILDDIR"
		plain "$(gettext "Aborting...")"
		exit 1
	fi
	chmod a-s "$BUILDDIR"
fi
if [[ ! -w $BUILDDIR ]]; then
	error "$(gettext "You do not have write permission to create packages in %s.")" "$BUILDDIR"
	plain "$(gettext "Aborting...")"
	exit 1
fi

# override settings from extra variables on commandline, if any
if (( ${#extra_environment[*]} )); then
	export "${extra_environment[@]}"
fi

PKGDEST=${_PKGDEST:-$PKGDEST}
PKGDEST=${PKGDEST:-$startdir} #default to $startdir if undefined
if (( ! (NOBUILD || GENINTEG) )) && [[ ! -w $PKGDEST ]]; then
	error "$(gettext "You do not have write permission to store packages in %s.")" "$PKGDEST"
	plain "$(gettext "Aborting...")"
	exit 1
fi

SRCDEST=${_SRCDEST:-$SRCDEST}
SRCDEST=${SRCDEST:-$startdir} #default to $startdir if undefined
if [[ ! -w $SRCDEST ]] ; then
	error "$(gettext "You do not have write permission to store downloads in %s.")" "$SRCDEST"
	plain "$(gettext "Aborting...")"
	exit 1
fi

SRCPKGDEST=${_SRCPKGDEST:-$SRCPKGDEST}
SRCPKGDEST=${SRCPKGDEST:-$startdir} #default to $startdir if undefined
if (( SOURCEONLY )); then
	if [[ ! -w $SRCPKGDEST ]]; then
		error "$(gettext "You do not have write permission to store source tarballs in %s.")" "$SRCPKGDEST"
		plain "$(gettext "Aborting...")"
		exit 1
	fi

	# If we're only making a source tarball, then we need to ignore architecture-
	# dependent behavior.
	IGNOREARCH=1
fi

LOGDEST=${_LOGDEST:-$LOGDEST}
LOGDEST=${LOGDEST:-$startdir} #default to $startdir if undefined
if (( LOGGING )) && [[ ! -w $LOGDEST ]]; then
	error "$(gettext "You do not have write permission to store logs in %s.")" "$LOGDEST"
	plain "$(gettext "Aborting...")"
	exit 1
fi

PKGEXT=${_PKGEXT:-$PKGEXT}
SRCEXT=${_SRCEXT:-$SRCEXT}
GPGKEY=${_GPGKEY:-$GPGKEY}
PACKAGER=${_PACKAGER:-$PACKAGER}
CARCH=${_CARCH:-$CARCH}

if (( ! INFAKEROOT )); then
	if (( EUID == 0 )); then
		error "$(gettext "Running %s as root is not allowed as it can cause permanent,\n\
catastrophic damage to your system.")" "makepkg"
		exit 1 # $E_USER_ABORT
	fi
else
	if [[ -z $FAKEROOTKEY ]]; then
		error "$(gettext "Do not use the %s option. This option is only for use by %s.")" "'-F'" "makepkg"
		exit 1 # TODO: error code
	fi
fi

unset pkgname pkgbase pkgver pkgrel epoch pkgdesc url license groups provides
unset md5sums replaces depends conflicts backup source install changelog build
unset sha{1,224,256,384,512}sums makedepends optdepends options noextract validpgpkeys
unset "${!makedepends_@}" "${!depends_@}" "${!source_@}" "${!checkdepends_@}"
unset "${!optdepends_@}" "${!conflicts_@}" "${!provides_@}" "${!replaces_@}"
unset "${!md5sums_@}" "${!sha1sums_@}" "${!sha224sums_@}" "${!sha256sums_@}"
unset "${!sha384sums_@}" "${!sha512sums_@}"

BUILDFILE=${BUILDFILE:-$BUILDSCRIPT}
if [[ ! -f $BUILDFILE ]]; then
	error "$(gettext "%s does not exist.")" "$BUILDFILE"
	exit 1
else
	if [[ $(<"$BUILDFILE") = *$'\r'* ]]; then
		error "$(gettext "%s contains %s characters and cannot be sourced.")" "$BUILDFILE" "CRLF"
		exit 1
	fi

	if [[ ! $BUILDFILE -ef $PWD/${BUILDFILE##*/} ]]; then
		error "$(gettext "%s must be in the current working directory.")" "$BUILDFILE"
		exit 1
	fi

	if [[ ${BUILDFILE:0:1} != "/" ]]; then
		BUILDFILE="$startdir/$BUILDFILE"
	fi
	source_buildfile "$BUILDFILE"
fi

pkgbase=${pkgbase:-${pkgname[0]}}

# check the PKGBUILD for some basic requirements
lint_pkgbuild || exit 1

if (( !SOURCEONLY && !PRINTSRCINFO )); then
	merge_arch_attrs
fi

basever=$(get_full_version)

if [[ $BUILDDIR = "$startdir" ]]; then
	srcdir="$BUILDDIR/src"
	pkgdirbase="$BUILDDIR/pkg"
else
	srcdir="$BUILDDIR/$pkgbase/src"
	pkgdirbase="$BUILDDIR/$pkgbase/pkg"

fi

# set pkgdir to something "sensible" for (not recommended) use during build()
pkgdir="$pkgdirbase/$pkgbase"

if (( GENINTEG )); then
	mkdir -p "$srcdir"
	chmod a-s "$srcdir"
	cd_safe "$srcdir"
	download_sources novcs allarch
	generate_checksums
	exit 0 # $E_OK
fi

if have_function pkgver; then
	PKGVERFUNC=1
fi

# check we have the software required to process the PKGBUILD
check_software || exit 1

if (( ${#pkgname[@]} > 1 )); then
	SPLITPKG=1
fi

# test for available PKGBUILD functions
if have_function prepare; then
	# "Hide" prepare() function if not going to be run
	if [[ $RUN_PREPARE != "n" ]]; then
		PREPAREFUNC=1
	fi
fi
if have_function build; then
	BUILDFUNC=1
fi
if have_function check; then
	# "Hide" check() function if not going to be run
	if [[ $RUN_CHECK = 'y' ]] || { ! check_buildenv "check" "n" && [[ $RUN_CHECK != "n" ]]; }; then
		CHECKFUNC=1
	fi
fi
if have_function package; then
	PKGFUNC=1
elif [[ $SPLITPKG -eq 0 ]] && have_function package_${pkgname}; then
	SPLITPKG=1
fi

# check if gpg signature is to be created and if signing key is valid
if { [[ -z $SIGNPKG ]] && check_buildenv "sign" "y"; } || [[ $SIGNPKG == 'y' ]]; then
	SIGNPKG='y'
	if ! gpg --list-key ${GPGKEY} &>/dev/null; then
		if [[ ! -z $GPGKEY ]]; then
			error "$(gettext "The key %s does not exist in your keyring.")" "${GPGKEY}"
		else
			error "$(gettext "There is no key in your keyring.")"
		fi
		exit 1
	fi
fi

if (( PACKAGELIST )); then
	print_all_package_names
	exit 0
fi

if (( PRINTSRCINFO )); then
	write_srcinfo_content
	exit 0
fi

if (( ! PKGVERFUNC )); then
	check_build_status
fi

# Run the bare minimum in fakeroot
if (( INFAKEROOT )); then
	if (( SOURCEONLY )); then
		create_srcpackage
		msg "$(gettext "Leaving %s environment.")" "fakeroot"
		exit 0 # $E_OK
	fi

	prepare_buildenv

	chmod 755 "$pkgdirbase"
	if (( ! SPLITPKG )); then
		pkgdir="$pkgdirbase/$pkgname"
		mkdir "$pkgdir"
		if (( PKGFUNC )); then
			run_package
		fi
		tidy_install
		lint_package
		create_package
		create_debug_package
	else
		run_split_packaging
	fi

	msg "$(gettext "Leaving %s environment.")" "fakeroot"
	exit 0 # $E_OK
fi

msg "$(gettext "Making package: %s")" "$pkgbase $basever ($(date))"

# if we are creating a source-only package, go no further
if (( SOURCEONLY )); then
	if [[ -f $SRCPKGDEST/${pkgbase}-${basever}${SRCEXT} ]] \
			&& (( ! FORCE )); then
		error "$(gettext "A source package has already been built. (use %s to overwrite)")" "-f"
		exit 1
	fi

	# Get back to our src directory so we can begin with sources.
	mkdir -p "$srcdir"
	chmod a-s "$srcdir"
	cd_safe "$srcdir"
	if (( SOURCEONLY == 2 )); then
		download_sources allarch
	elif ( (( ! SKIPCHECKSUMS )) || \
			( (( ! SKIPPGPCHECK )) && source_has_signatures ) ); then
		download_sources allarch novcs
	fi
	check_source_integrity all
	cd_safe "$startdir"

	enter_fakeroot

	msg "$(gettext "Source package created: %s")" "$pkgbase ($(date))"
	exit 0
fi

if (( NODEPS || ( VERIFYSOURCE && !DEP_BIN ) )); then
	if (( NODEPS )); then
		warning "$(gettext "Skipping dependency checks.")"
	fi
else
	if (( RMDEPS && ! INSTALL )); then
		original_pkglist=($(run_pacman -Qq))    # required by remove_dep
	fi
	deperr=0

	msg "$(gettext "Checking runtime dependencies...")"
	resolve_deps ${depends[@]} || deperr=1

	if (( RMDEPS && INSTALL )); then
		original_pkglist=($(run_pacman -Qq))    # required by remove_dep
	fi

	msg "$(gettext "Checking buildtime dependencies...")"
	if (( CHECKFUNC )); then
		resolve_deps "${makedepends[@]}" "${checkdepends[@]}" || deperr=1
	else
		resolve_deps "${makedepends[@]}" || deperr=1
	fi

	if (( RMDEPS )); then
		current_pkglist=($(run_pacman -Qq))    # required by remove_deps
	fi

	if (( deperr )); then
		error "$(gettext "Could not resolve all dependencies.")"
		exit 1
	fi
fi

# get back to our src directory so we can begin with sources
mkdir -p "$srcdir"
chmod a-s "$srcdir"
cd_safe "$srcdir"

if (( !REPKG )); then
	if (( NOEXTRACT && ! VERIFYSOURCE )); then
		warning "$(gettext "Using existing %s tree")" "\$srcdir/"
	else
		download_sources
		check_source_integrity
		(( VERIFYSOURCE )) && exit 0 # $E_OK

		if (( CLEANBUILD )); then
			msg "$(gettext "Removing existing %s directory...")" "\$srcdir/"
			rm -rf "$srcdir"/*
		fi

		extract_sources
		if (( PREPAREFUNC )); then
			run_prepare
		fi
	fi

	if (( PKGVERFUNC )); then
		update_pkgver
		basever=$(get_full_version)
		check_build_status
	fi
fi

if (( NOBUILD )); then
	msg "$(gettext "Sources are ready.")"
	exit 0 #E_OK
else
	# clean existing pkg directory
	if [[ -d $pkgdirbase ]]; then
		msg "$(gettext "Removing existing %s directory...")" "\$pkgdir/"
		rm -rf "$pkgdirbase"
	fi
	mkdir -p "$pkgdirbase"
	chmod a-srw "$pkgdirbase"
	cd_safe "$startdir"

	prepare_buildenv

	if (( ! REPKG )); then
		(( BUILDFUNC )) && run_build
		(( CHECKFUNC )) && run_check
		cd_safe "$startdir"
	fi

	enter_fakeroot
fi

# if inhibiting archive creation, go no further
if (( NOARCHIVE )); then
	msg "$(gettext "Package directory is ready.")"
	exit 0
fi

msg "$(gettext "Finished making: %s")" "$pkgbase $basever ($(date))"

install_package

exit 0 #E_OK

# vim: set noet: