Codebase list cyrus-imapd / lintian-fixes/main configure.ac
lintian-fixes/main

Tree @lintian-fixes/main (Download .tar.gz)

configure.ac @lintian-fixes/mainraw · history · blame

   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
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
dnl Process this file with autoconf to produce a configure script.

dnl
dnl Copyright (c) 1994-2008 Carnegie Mellon University.  All rights reserved.
dnl
dnl Redistribution and use in source and binary forms, with or without
dnl modification, are permitted provided that the following conditions
dnl are met:
dnl
dnl 1. Redistributions of source code must retain the above copyright
dnl    notice, this list of conditions and the following disclaimer.
dnl
dnl 2. Redistributions in binary form must reproduce the above copyright
dnl    notice, this list of conditions and the following disclaimer in
dnl    the documentation and/or other materials provided with the
dnl    distribution.
dnl
dnl 3. The name "Carnegie Mellon University" must not be used to
dnl    endorse or promote products derived from this software without
dnl    prior written permission. For permission or any legal
dnl    details, please contact
dnl      Carnegie Mellon University
dnl      Center for Technology Transfer and Enterprise Creation
dnl      4615 Forbes Avenue
dnl      Suite 302
dnl      Pittsburgh, PA  15213
dnl      (412) 268-7393, fax: (412) 268-7395
dnl      innovation@andrew.cmu.edu
dnl
dnl 4. Redistributions of any form whatsoever must retain the following
dnl    acknowledgment:
dnl    "This product includes software developed by Computing Services
dnl     at Carnegie Mellon University (http://www.cmu.edu/computing/)."
dnl
dnl CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
dnl THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
dnl AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
dnl FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
dnl WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
dnl AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
dnl OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
dnl
dnl configure.ac for the Cyrus imapd
dnl


AC_INIT([cyrus-imapd],
        m4_esyscmd(printf '%s' $(tools/git-version.sh)),
        [https://github.com/cyrusimap/cyrus-imapd/issues],
        ,
        [https://www.cyrusimap.org])
AC_PREREQ([2.63])
AC_CONFIG_SRCDIR([imap/imapd.c])
AC_CONFIG_HEADERS(config.h)
AC_CONFIG_MACRO_DIR([cmulocal])
AC_CANONICAL_SYSTEM

dnl shared or static
ENABLE_SHARED="$enable_shared"
AC_SUBST(ENABLE_SHARED)

ENABLE_STATIC="$enable_static"
AC_SUBST(ENABLE_STATIC)

dnl carve the version string (defined in AC_INIT above) into useful chunks
dnl e.g. for version 3.0.0-beta:
dnl   CYRUS_IMAPD_SERIES   => 3.0
dnl   CYRUS_IMAPD_REVISION => 0
dnl   CYRUS_IMAPD_PATCH    => beta2
CYRUS_IMAPD_SERIES=`echo AC_PACKAGE_VERSION | cut -d- -f1 | cut -d. -f1-2`
CYRUS_IMAPD_REVISION=`echo AC_PACKAGE_VERSION | cut -d- -f1 | cut -d. -f3`
CYRUS_IMAPD_PATCH=`echo AC_PACKAGE_VERSION | cut -d- -f2-`
AC_SUBST([CYRUS_IMAPD_SERIES])
AC_SUBST([CYRUS_IMAPD_REVISION])
AC_SUBST([CYRUS_IMAPD_PATCH])

dnl in case the first use of PKG_CHECK_MODULES is inside a conditional
PKG_PROG_PKG_CONFIG

AM_INIT_AUTOMAKE([-Wall -Werror -Wno-portability foreign dist-bzip2
                  no-installinfo subdir-objects silent-rules tar-ustar])
AC_CONFIG_LIBOBJ_DIR([lib])

dnl Useful hook for distributions
AC_ARG_WITH(extraident,
        [AS_HELP_STRING([--with-extraident=STRING],[use STRING as extra version information])],
        [AC_DEFINE_UNQUOTED(EXTRA_IDENT,"$withval", [Extra version information for imap/version.h])])

AM_MAINTAINER_MODE

dnl Coverage (disabled by default)
GCOV_CFLAGS=
GCOV_CXXFLAGS=
GCOV_LDFLAGS=
GCOV_LIBS=

AC_ARG_ENABLE(coverage,
    AS_HELP_STRING([--enable-coverage],[enable C test coverage])
)

AS_IF([test "x$enable_coverage" = "xyes"], [
    GCOV_CFLAGS="--coverage"
    GCOV_CXXFLAGS="--coverage"
    GCOV_LDFLAGS="--coverage"
    GCOV_LIBS="-lgcov"
])
AM_CONDITIONAL([HAVE_COVERAGE], [test "x$enable_coverage" = "xyes"])

AC_SUBST(GCOV_CFLAGS)
AC_SUBST(GCOV_CXXFLAGS)
AC_SUBST(GCOV_LDFLAGS)
AC_SUBST(GCOV_LIBS)

AC_ARG_WITH(login,,AC_MSG_ERROR([--with-login is no longer supported.
Configure SASL appropriately instead.]))

AC_ARG_WITH(cyrus-user,
        [AS_HELP_STRING([--with-cyrus-user=USERID], [use USERID cyrus userid])],
        cyrus_user="$withval",cyrus_user="cyrus")
AC_SUBST(cyrus_user)
AC_DEFINE_UNQUOTED(CYRUS_USER, "$cyrus_user",[What user will we run as?])

dnl allow users to override $sysconfdir, but retain old default (/etc)
dnl if not specified
if test $sysconfdir = '${prefix}/etc'; then
  sysconfdir="/etc"
fi

dnl for some reason AC_PROG_CXX can succeed even though c++ compiler is missing
dnl if it is invoked after AC_PROG_CC, so instead invoke it first
dnl ref: https://lists.gnu.org/archive/html/bug-autoconf/2010-05/msg00001.html
AC_PROG_CXX
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_INSTALL
AC_USE_SYSTEM_EXTENSIONS
AC_ISC_POSIX
AC_PROG_AWK
AC_SYS_LONG_FILE_NAMES
if test $ac_cv_sys_long_file_names = no; then
        AC_MSG_ERROR(The Cyrus IMAPD requires support for long file names)
fi
AC_C_INLINE

dnl check for libm -- sets LIBM
dnl LT_LIB_M breaks under -Werror, so work around that
saved_CFLAGS="$CFLAGS"
saved_CPPFLAGS="$CPPFLAGS"
CFLAGS="$CFLAGS -Wno-error"
CPPFLAGS="$CPPFLAGS -Wno-error"
LT_LIB_M
CFLAGS="$saved_CFLAGS"
CPPFLAGS="$saved_CPPFLAGS"

gl_VISIBILITY
AH_BOTTOM([#if HAVE_VISIBILITY
#define EXPORTED __attribute__((__visibility__("default")))
#define HIDDEN   __attribute__((__visibility__("hidden")))
#else
#define EXPORTED
#define HIDDEN
#endif])

AH_BOTTOM([#if defined __GNUC__ &&  __GNUC__ > 6
    #define GCC_FALLTHROUGH __attribute__((fallthrough));
#else
    #define GCC_FALLTHROUGH /* fall through */
#endif
])

LT_PREREQ([2.2.6])
LT_INIT([disable-static])
AC_SUBST([LIBTOOL_DEPS])

dnl Check the size of various types
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(size_t)
AC_CHECK_SIZEOF(off_t)
AC_CHECK_SIZEOF(time_t)

dnl Warn if time_t is only 32 bits
AS_IF([test "$ac_cv_sizeof_time_t" -lt 8],
      [AC_MSG_WARN([Your platform's time_t is less than 64 bits])
])

dnl Check that `long long int' is available
AC_CHECK_SIZEOF(long long int)
AC_CHECK_SIZEOF(unsigned long long int)
if test "$ac_cv_sizeof_long_long_int" -eq 8 -a \
        "$ac_cv_sizeof_unsigned_long_long_int" -eq 8; then
  AC_C_BIGENDIAN
else
  AC_MSG_ERROR(The Cyrus IMAPD requires support for long long int)
fi

dnl Check the required alignment for various types
AC_CHECK_ALIGNOF(uint32_t)

dnl check for -R, etc. switch
CMU_GUESS_RUNPATH_SWITCH

AC_CHECK_HEADERS(unistd.h sys/select.h sys/param.h stdarg.h)
AC_REPLACE_FUNCS(memmove strcasecmp ftruncate strerror posix_fadvise strsep memmem memrchr)
AC_CHECK_FUNCS(strlcat strlcpy strnchr getgrouplist fmemopen pselect futimens futimes getline)
AC_HEADER_DIRENT

dnl check whether to use getpassphrase or getpass
AC_CHECK_HEADERS(stdlib.h)
AC_CHECK_FUNCS(getpassphrase)


# backwards compat with older pkg-config
m4_ifndef([PKG_CHECK_VAR], [
AC_DEFUN([PKG_CHECK_VAR],
        [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
        AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl
        _PKG_CONFIG([$1], [variable="][$3]["], [$2])
        AS_VAR_COPY([$1], [pkg_cv_][$1])
        AS_VAR_IF([$1], [""], [$5], [$4])dnl
        ])
        ])

dnl do this before Berkeley DB/IPv6 detection
CMU_SOCKETS
LIBS="$LIBS ${LIB_SOCKET}"

dnl check for IPv6 functions (fall back to sasl's if we don't have them)
cyrus_cv_getaddrinfo=yes
IPv6_CHECK_FUNC(getaddrinfo, [IPv6_CHECK_FUNC(gai_strerror,
        AC_DEFINE(HAVE_GETADDRINFO,[],[Do we have a getaddrinfo?]),
        cyrus_cv_getaddrinfo=no)], cyrus_cv_getaddrinfo=no)

cyrus_cv_getnameinfo=yes
IPv6_CHECK_FUNC(getnameinfo,
        AC_DEFINE(HAVE_GETNAMEINFO,[],[Do we have a getnameinfo?]),
        cyrus_cv_getnameinfo=no)

AM_CONDITIONAL([IPV6_noGETADDRINFO], [test $cyrus_cv_getaddrinfo = no])
AM_CONDITIONAL([IPV6_noGETNAMEINFO], [test $cyrus_cv_getnameinfo = no])
IPv6_CHECK_SS_FAMILY()
IPv6_CHECK_SA_LEN()

dnl this is to check for time things
AC_CHECK_HEADERS(sys/time.h)
AC_HEADER_TIME
AC_STRUCT_TM
AC_STRUCT_TIMEZONE
AC_CHECK_FUNCS(timegm)

AC_SUBST(CPPFLAGS)
AC_SUBST(LOCALDEFS)
AC_FUNC_VPRINTF

CYR_INTTYPE([time_t], [#include <time.h>])
AC_DEFINE_UNQUOTED([TIME_T_FMT], ["$cyr_cv_format_time_t"],
                   [printf formatter for time_t])
AC_DEFINE_UNQUOTED([strtotimet(a,b,c)], [$cyr_cv_parse_time_t(a,b,c)],
                   [strtol-like parse function for time_t])

CYR_INTTYPE([size_t], [#include <stdlib.h>])
AC_DEFINE_UNQUOTED([SIZE_T_FMT], ["$cyr_cv_format_size_t"],
                   [printf formatter for size_t])
AC_DEFINE_UNQUOTED([strtosizet(a,b,c)], [$cyr_cv_parse_size_t(a,b,c)],
                   [strtol-like parse function for size_t])

CYR_INTTYPE([off_t], [#include <sys/types.h>])
AC_DEFINE_UNQUOTED([OFF_T_FMT], ["$cyr_cv_format_off_t"],
                   [printf formatter for off_t])
AC_DEFINE_UNQUOTED([strtoofft(a,b,c)], [$cyr_cv_parse_off_t(a,b,c)],
                   [strtol-like parse function for off_t])

CYR_INTTYPE([rlim_t], [#include <sys/resource.h>])
AC_DEFINE_UNQUOTED([RLIM_T_FMT], ["$cyr_cv_format_rlim_t"],
                   [printf formatter for rlim_t])
AC_DEFINE_UNQUOTED([strtorlimt(a,b,c)], [$cyr_cv_parse_rlim_t(a,b,c)],
                   [strtol-like parse function for rlim_t])

dnl function for doing each of the database backends
dnl parameters: backend name, variable to set, withval

dnl SQL DB Detection

HAVE_CYRUSDB_SQL=0

dnl MySQL Detection

dnl legacy options --with-mysql-libdir and --with-mysql-incdir
CYRUS_MYSQL_OPTS
if test "$with_mysql_lib" != none ; then
    AC_MSG_NOTICE([Legacy option --with-mysql-libdir=DIR detected.]
                  [You may wish to change to --with-mysql which works now.])
    withval="$with_mysql_lib/.."
else
    withval="no"
fi

AC_MSG_CHECKING([whether to use MySQL])
AC_ARG_WITH(mysql,
        [AS_HELP_STRING([--with-mysql=DIR], [use MySQL (in DIR) [no]])])
with_mysql=$withval

case "$with_mysql" in
  no)
        # Explicitly disable MySQL
        ;;
  yes)
        # Find mysql_config in $PATH
        AC_PATH_PROG(mysql_config, mysql_config, [])
        AS_IF([test -z "$mysql_config"],
            AC_MSG_ERROR([The mysql_config program was not found]))
        ;;
  *)
        # Find mysql_config in the specified directory
        mysql_config="$with_mysql/bin/mysql_config"
        if test ! -x "$mysql_config" ; then
            AC_MSG_ERROR([The mysql_config program was not found]
                         [in $with_mysql/bin, disabling MySQL support])
            with_mysql="no"
        fi
        ;;
esac

if test "$with_mysql" != "no"; then
    MYSQL_LIBADD=`$mysql_config --libs`
    MYSQL_INCADD=`$mysql_config --cflags`
    HAVE_CYRUSDB_SQL=1
    LIBS="${LIBS} ${MYSQL_LIBADD}"
    CPPFLAGS="${MYSQL_INCADD} ${CPPFLAGS}"
    AC_DEFINE(HAVE_MYSQL,[],[Build in MySQL support?])
    AC_SUBST(MYSQL_LIBADD)
fi
AC_MSG_RESULT($with_mysql)

dnl End MySQL Detection


dnl PgSQL Detection
AC_ARG_WITH(pgsql,
        [AS_HELP_STRING([--with-pgsql=DIR], [use PostgreSQL (in DIR) [no]])],
        with_pgsql=$withval, with_pgsql="no")

case "$with_pgsql" in
  no)
        use_pgsql="no"
        ;;
  yes)
        use_pgsql="yes"
        with_pgsql_lib=none
        with_pgsql_inc=none
        ;;
  *)
        use_pgsql="yes"
        with_pgsql_lib="$with_pgsql/lib"
        with_pgsql_inc="$with_pgsql/include"
        ;;
esac

if test "$use_pgsql" != "no"; then
  CYRUS_PGSQL_CHK()

  if test "$pgsqllib" = "no"; then
    AC_MSG_ERROR([PgSQL was not found.  You may need to supply the
    --with-pgsql-libdir or --with-pgsql-incdir configure options.])
  else
    HAVE_CYRUSDB_SQL=1
  fi

  if test "$with_pgsql_lib" != "none"; then
    CMU_ADD_LIBPATH($with_pgsql_lib)
  fi

  LIBS="${LIBS} ${PGSQL_LIBADD}"
  CPPFLAGS="${PGSQL_INCADD} ${CPPFLAGS}"

  AC_DEFINE(HAVE_PGSQL,[],[Build in PgSQL support?])
  AC_SUBST(PGSQL_LIBADD)
fi

dnl End PgSQL Detection


dnl SQLite Detection
dnl XXX this is a bit gross... the same option for specifying WHERE sqlite is
dnl (--with-sqlite) is also the option for enabling it as a cyrusdb backend,
dnl which means if your sqlite is in a non-default location and you need httpd
dnl or object storage etc, you're suddenly also supporting it as a cyrusdb
dnl backend, possibly unexpectedly.
AC_ARG_WITH(sqlite,
        [AS_HELP_STRING([--with-sqlite=DIR], [use SQLite (in DIR) (check)])],
        with_sqlite=$withval, with_sqlite=check)

case "$with_sqlite" in
  no)
        use_sqlite="no"
        ;;
  yes)
        use_sqlite="yes"
        with_sqlite_lib=none
        with_sqlite_inc=none
        ;;
  check)
        use_sqlite="check"
        with_sqlite_lib=none
        with_sqlite_inc=none
        ;;
  *)
        use_sqlite="yes"
        with_sqlite_lib="$with_sqlite/lib"
        with_sqlite_inc="$with_sqlite/include"
        ;;
esac

if test "$use_sqlite" != "no"; then
  CYRUS_SQLITE_CHK()

  if test "$use_sqlite" = "yes"; then
    dnl sqlite specifically requested: not found is a failure
    if test "$sqlitelib" = "no"; then
        AC_MSG_ERROR([Sqlite was not found.  You may need to supply the
        --with-sqlite-libdir or --with-sqlite-incdir configure options.])
    else
        HAVE_CYRUSDB_SQL=1
        HAVE_SQLITE=1
    fi
  else
    dnl sqlite not specifically requested: not found isn't a failure (yet)
    use_sqlite="no"
    if test "$sqlitelib" = "no"; then
        AC_MSG_NOTICE([sqlite was not found, will try to build without it])
    else
        HAVE_SQLITE=1
    fi
  fi

  dnl other modules might yet need to link against sqlite.
  dnl we will update LIBS/CPPFLAGS etc later, once their checks have run.
  dnl for now:
  dnl   * $use_sqlite = "yes" if we definitely need it
  dnl   * $HAVE_SQLITE = 1 if we have it available
fi

dnl End SQLite Detection

if test "x$HAVE_CYRUSDB_SQL" = x1; then
    AC_DEFINE([USE_CYRUSDB_SQL],[],[Build in cyrusdb_sql support?])
fi
AM_CONDITIONAL([USE_CYRUSDB_SQL], [test $HAVE_CYRUSDB_SQL = 1])
dnl End SQL DB Detection

dnl
dnl Object Store support
dnl

dnl Caringo object store backend
AC_MSG_CHECKING([whether to use Caringo])
AC_ARG_WITH(caringo,
        [AS_HELP_STRING([--with-caringo], [use Caringo ("yes" or "no")])],,with_caringo="no")
case "$with_caringo" in
  yes)
	LDFLAGS="$LDFLAGS -lCastorSDK"
  ;;
esac
AC_MSG_RESULT([$with_caringo])

dnl OpenIO object store backend
dnl deps: metautils gridclient oiosds curl
AC_MSG_CHECKING([whether to use OpenIO])
AC_ARG_WITH(openio,
        [AS_HELP_STRING([--with-openio=yes|no], [use OpenIO ("yes" or "no")])],
        with_openio=$withval, with_openio="no")

case "$with_openio" in
  no)
	use_openio="no"
	;;
  yes)
	use_openio="yes"
	with_openio_lib=none
	with_openio_inc=none
	AC_DEFINE([WITH_OPENIO],[1],[Enable support for OpenIO object storage.])
	;;
  *)
	use_openio="yes"
	with_openio_lib="$with_openio/lib64"
	with_openio_inc="$with_openio/include"
	AC_DEFINE([WITH_OPENIO],[1],[Enable support for OpenIO object storage.])
	;;
esac

AC_ARG_WITH(openio-libdir,
        [AS_HELP_STRING([--with-openio-libdir=DIR], [OpenIO lib files are in DIR])],
        with_openio_lib=$withval,
        [ test "${with_openio_lib+set}" = set || with_openio_lib=none])
AC_ARG_WITH(openio-incdir,
        [AS_HELP_STRING([--with-openio-incdir=DIR], [OpenIO include files are in DIR])],
        with_openio_inc=$withval,
        [ test "${with_openio_inc+set}" = set || with_openio_inc=none ])

if test "$use_openio" = "yes"; then
	if test ! -d "$with_openio_lib"; then
		AC_MSG_ERROR([OpenIO library directory '$with_openio_lib' does not exist.])
	fi
	if test ! -d "$with_openio_inc"; then
		AC_MSG_ERROR([OpenIO include directory '$with_openio_inc' does not exist.])
	fi

	LDFLAGS="$LDFLAGS -L$with_openio_lib"
	CFLAGS="$CFLAGS -I$with_openio_inc"
	openio_headers="oio_sds.h core/oiourl.h"
	for h in $openio_headers; do
		AC_CHECK_HEADER($h,[],[
			AC_MSG_ERROR([Header $h is missing.])
		])
	done
	AC_CHECK_LIB([oiosds],[oio_error_free],[],[AC_MSG_ERROR([Library oiosds not found.])])
	AC_CHECK_LIB([oiocore],[oio_url_empty],[],[AC_MSG_ERROR([Library oiocore not found.])])
	AC_CHECK_LIB([curl],[curl_version],[],[AC_MSG_ERROR([Library curl not found.])])
	AC_CHECK_LIB([json-c],[json_tokener_parse_ex],[],[AC_MSG_ERROR([Library json-c not found.])])

	LDFLAGS="$LDFLAGS -L$with_openio_lib -loiosds -loiocore -lcurl -ljson-c"
fi
AC_MSG_RESULT([$use_openio])

dnl enable object store
AC_MSG_CHECKING([whether to enable object store])
AC_ARG_ENABLE(objectstore,
    [AS_HELP_STRING([--enable-objectstore],
        [enable IMAP objectstore support. Use --with-caringo or --with-openio to choose a backend])],
    [],
    [enable_objectstore=no])

with_objectstore_dummy=no
if test "x$enable_objectstore" != xno ; then
    dnl we need sqlite for the objectstore database
    if test "x$HAVE_SQLITE" != x1; then
        AC_MSG_ERROR([Need sqlite3 for objectstore])
    else
        use_sqlite="yes"
    fi

    dnl arbitrarily prioritise OpenIO over Caringo if both are requested
    AS_IF(
        [test "x$with_openio" != xno -a "x$with_caringo" != xno],
            [AC_MSG_WARN([both --with-openio and --with-caringo requested: using OpenIO])
             enable_objectstore="openio"
             with_caringo = "no"],
        [test "x$with_openio" != xno],
            [enable_objectstore="openio"],
        [test "x$with_caringo" != xno],
            [enable_objectstore="caringo"],
        [enable_objectstore="dummy"
         with_objectstore_dummy="yes"])
    AC_DEFINE([ENABLE_OBJECTSTORE],[],[Build with Object Store support])
fi
AC_MSG_RESULT([$enable_objectstore])
AM_CONDITIONAL([OBJECTSTORE], [test "x$enable_objectstore" != xno])
AM_CONDITIONAL([WITH_CARINGO], [test "x$with_caringo" != xno])
AM_CONDITIONAL([WITH_OPENIO], [test "x$use_openio" != xno])
AM_CONDITIONAL([WITH_OBJSTR_DUMMY], [test "x$with_objectstore_dummy" != xno])

dnl
dnl Search engines - SQUAT
dnl

AC_ARG_ENABLE(squat,
    [AS_HELP_STRING([--disable-squat], [disable Squat support])],,[enable_squat="yes";])

if test "$enable_squat" != "no"; then
    AC_DEFINE(USE_SQUAT,[],[Build in Squat support?])
fi

AM_CONDITIONAL([USE_SQUAT], [test "${enable_squat}" != "no"])

dnl
dnl Search engines - Xapian
dnl

xapian_cjk_tokens=none
AC_ARG_ENABLE(xapian,
        [AS_HELP_STRING([--enable-xapian], [enable Xapian support])],,
        [enable_xapian=no])
if test "x$enable_xapian" != xno ; then
    AC_ARG_VAR(RSYNC_BIN, [Location of rsync])
    AC_PATH_PROG(RSYNC_BIN, [rsync], [])
    AS_IF([test -z "$RSYNC_BIN"],[
        AC_MSG_ERROR([Can't find the 'rsync' binary])
    ])
    AC_DEFINE_UNQUOTED([RSYNC_BIN], ["$RSYNC_BIN"], [Path to 'rsync' binary])

    AC_ARG_VAR(XAPIAN_CONFIG, [Location of xapian-config])
    AC_PATH_PROGS(XAPIAN_CONFIG, [xapian-config-1.5 xapian-config], [])
    if test -z "$XAPIAN_CONFIG"; then
        AC_MSG_ERROR([Can't find Xapian library])
    else
        AC_MSG_CHECKING([$XAPIAN_CONFIG works])
        dnl check for --ltlibs but not --libs as xapian-config --libs will
        dnl fail if xapian isn't installed...

        dnl run with exec to avoid leaking output on "real" bourne shells
        if (exec >&5 2>&5 ; $XAPIAN_CONFIG --ltlibs --cxxflags; exit $?) then
            AC_MSG_RESULT(yes)
        else
            AC_MSG_ERROR([\`$XAPIAN_CONFIG --ltlibs --cxxflags' doesn't work, aborting])
        fi

        dnl Xapian requires CXX11
        AX_CXX_COMPILE_STDCXX_11([noext], [mandatory])

        dnl If AC_PROG_LIBTOOL (or the deprecated older version AM_PROG_LIBTOOL)
        dnl has already been expanded, enable libtool support now, otherwise add
        dnl hooks to the end of AC_PROG_LIBTOOL and AM_PROG_LIBTOOL to enable it
        dnl if either is expanded later.
        XAPIAN_VERSION="`$XAPIAN_CONFIG --version|sed 's/.* //'`"
        AS_VERSION_COMPARE([$XAPIAN_VERSION], [1.4], AC_MSG_ERROR([need at least Xapian 1.4]), [], [])
        XAPIAN_CXXFLAGS="`$XAPIAN_CONFIG --cxxflags`"
        AC_PROVIDE_IFELSE([AC_PROG_LIBTOOL],
            [XAPIAN_LIBS="`$XAPIAN_CONFIG --ltlibs`"],
            [AC_PROVIDE_IFELSE([AM_PROG_LIBTOOL],
                [XAPIAN_LIBS="`$XAPIAN_CONFIG --ltlibs`"],
                dnl Pass magic option so xapian-config knows we called it (so it
                dnl can choose a more appropriate error message if asked to link
                dnl with an uninstalled libxapian). Also pass ac_top_srcdir
                dnl so the error message can correctly say "configure.ac" or
                dnl "configure.in" according to which is in use.
                [XAPIAN_LIBS="`ac_top_srcdir=\"$ac_top_srcdir\" $XAPIAN_CONFIG --from-xo-lib-xapian --libs`"
                define([AC_PROG_LIBTOOL], defn([AC_PROG_LIBTOOL])
                       [XAPIAN_LIBS="`$XAPIAN_CONFIG --ltlibs`"])
                define([AM_PROG_LIBTOOL], defn([AM_PROG_LIBTOOL])
                       [XAPIAN_LIBS="`$XAPIAN_CONFIG --ltlibs`"])])])
        AC_DEFINE(USE_XAPIAN,[],[Build in Xapian support?])

        dnl check if Xapian supports Cyruslibs extensions
        AC_LANG_PUSH([C++])
        ORIG_LDFLAGS=$LDFLAGS
        ORIG_CXXFLAGS=$CXXFLAGS
        LDFLAGS="$LDFLAGS $XAPIAN_LIBS"
        CXXFLAGS="$CXXFLAGS $XAPIAN_CXXFLAGS"
        AC_MSG_CHECKING([for Xapian cjk word tokenization])
        AC_LINK_IFELSE(
            [AC_LANG_PROGRAM(
                [[#include <xapian.h>]],
                [[unsigned cjk_flags = Xapian::TermGenerator::FLAG_CJK_WORDS | Xapian::QueryParser::FLAG_CJK_WORDS | Xapian::MSet::SNIPPET_CJK_WORDS; (void) cjk_flags; ]])],
            [xapian_cjkwords="yes"],
            [xapian_cjkwords="no"])
        AC_MSG_RESULT($xapian_cjkwords)
        if test $xapian_cjkwords = yes; then
            AC_DEFINE([USE_XAPIAN_CJK_WORDS], [], [Use Xapian CJK word tokenizer, rather than n-grams?])
            xapian_cjk_tokens=words
        else
            AC_MSG_NOTICE([Your Xapian does not support CJK word tokenization. CJK ngram tokenization will be used instead.])
            xapian_cjk_tokens=ngrams
        fi
        LDFLAGS=$ORIG_LDFLAGS
        CXXFLAGS=$ORIG_CXXFLAGS
        AC_LANG_POP([C++])
    fi
    AC_SUBST(XAPIAN_CXXFLAGS)
    AC_SUBST(XAPIAN_LIBS)
    AC_SUBST(XAPIAN_VERSION)
fi
AM_CONDITIONAL([USE_XAPIAN], [test "${enable_xapian}" != "no"])
AC_DEFINE_UNQUOTED([XAPIAN_CJK_TOKENS], ["$xapian_cjk_tokens"], [Which Xapian CJK tokenzation are we using?])

dnl
dnl Search - Squatter
dnl
if test "${enable_squat}" != "no" -o "${enable_xapian}" != "no"; then
    AC_CHECK_FUNC(getopt_long, [], [AC_MSG_ERROR([squatter executable requires getopt_long])])
fi
AM_CONDITIONAL([SQUATTER],
    [test "${enable_squat}" != "no" -o "${enable_xapian}" != "no" ])

AC_ARG_ENABLE(sieve,
        [AS_HELP_STRING([--disable-sieve], [disable Sieve support])],,[enable_sieve="yes";])
AC_ARG_ENABLE(pcre,
        [AS_HELP_STRING([--disable-pcre], [disable PCRE library])],[cyrus_cv_pcre_utf8="$enableval"])

if test "$enable_sieve" != "no"; then
        AC_DEFINE(USE_SIEVE,[],[Build in Sieve support?])

        if test "x$HAVE_SQLITE" != x1; then
            AC_MSG_ERROR([Need sqlite3 for sieve])
        else
            use_sqlite="yes"
        fi

        dnl Sieve configure stuff
        AC_PROG_YACC
        AM_PROG_LEX

        if test -z "$ac_cv_prog_YACC"; then
            AC_MSG_ERROR([Sieve requires bison/byacc/yacc, but none is installed])
        fi

        if test -z "$ac_cv_prog_LEX"; then
            AC_MSG_ERROR([Sieve requires flex/lex, but none is installed])
        fi
fi

AM_CONDITIONAL([SIEVE], [test "${enable_sieve}" != "no"])

if test "$enable_pcre" != "no"; then
        AC_CHECK_HEADER(pcreposix.h)
        if test "$ac_cv_header_pcreposix_h" = "yes"; then
            AC_MSG_CHECKING(for utf8 enabled pcre)
            AC_CACHE_VAL(cyrus_cv_pcre_utf8, AC_TRY_CPP([#include <pcreposix.h>
#ifndef REG_UTF8
#include </nonexistent>
#endif],cyrus_cv_pcre_utf8=yes,cyrus_cv_pcre_utf8=no))
            AC_MSG_RESULT($cyrus_cv_pcre_utf8)
        else
            cyrus_cv_pcre_utf8="no"
        fi
fi

LIB_REGEX=
if test "$cyrus_cv_pcre_utf8" = "yes"; then
        LIB_REGEX="-lpcre -lpcreposix";
        AC_DEFINE(ENABLE_REGEX, [], [Do we have a regex library?])
        AC_DEFINE(HAVE_PCREPOSIX_H, [], [Do we have usable pcre library?])
else
        AC_CHECK_HEADERS(rxposix.h)
        if test "$ac_cv_header_rxposix_h" = "yes"; then
            LIB_REGEX="-lrx"
            AC_DEFINE(ENABLE_REGEX, [], [Do we have a regex library?])
        else
            AC_SEARCH_LIBS(regcomp, regex,
                           AC_DEFINE(ENABLE_REGEX, [], [Do we have a regex library?]), [])
        fi
fi
AC_SUBST(LIB_REGEX)
LIBS="$LIBS $LIB_REGEX"

dnl
dnl see if we're compiling with SRS
dnl
AC_MSG_CHECKING([whether to use SRS])
AC_ARG_ENABLE(srs,
    [AS_HELP_STRING([--enable-srs], [enable Sender Rewriting Scheme support])],,
    [enable_srs=no])
AC_MSG_RESULT($enable_srs)
AM_CONDITIONAL([USE_SRS], [test "${enable_srs}" != "no"])
if test "x$enable_srs" != xno; then
    AC_CHECK_HEADER([srs2.h],,
        [AC_MSG_ERROR([cannot find SRS headers])])
    AC_CHECK_LIB(srs2, srs_forward,,
        [AC_MSG_ERROR([cannot find SRS lib])])
    LIBS="$LIBS -lsrs2"
    AC_DEFINE(USE_SRS,[],[Build with srs functionality])
else
    AC_MSG_NOTICE([Outgoing messages will not support the Sender Rewriting Scheme.  Consider installing libsrs2 and --enable-srs])
fi

dnl look for an option to disable sign-comparison warnings (needed for
dnl flex-generated sieve sources when building with -Werror)
saved_CFLAGS="$CFLAGS"
NOWARN_SIGN_COMPARE="-Wno-sign-compare"
CFLAGS="$NOWARN_SIGN_COMPARE"
AC_MSG_CHECKING([whether the C compiler supports -Wno-sign-compare])
AC_COMPILE_IFELSE(
    [AC_LANG_PROGRAM([], [])],
    [AC_MSG_RESULT([yes])],
    [NOWARN_SIGN_COMPARE=]
    [AC_MSG_RESULT([no])]
)
CFLAGS="$saved_CFLAGS"
AC_SUBST([NOWARN_SIGN_COMPARE])

dnl for et routines
AC_FUNC_CHECK(strerror,AC_DEFINE(HAS_STRERROR,[],[Do we have strerror()?]),
              AC_DEFINE(NEED_SYS_ERRLIST,[],[Do we have a sys_errlist?]))

dnl for master fd limits
AC_CHECK_HEADERS(sys/resource.h)
AC_CHECK_FUNCS(setrlimit)
AC_CHECK_FUNCS(getrlimit)

dnl for detaching terminal
AC_CHECK_FUNCS(daemon setsid)

dnl for turning off sockets
AC_CHECK_FUNCS(shutdown)

AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_DEFINE(HAVE_SOCKLEN_T,[],[Do we have a socklen_t?]))
AC_EGREP_HEADER(sockaddr_storage, sys/socket.h,
                AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE,[],[Do we have a sockaddr_storage?]))
AC_EGREP_HEADER(rlim_t, sys/resource.h, AC_DEFINE(HAVE_RLIM_T,[],[Do we have an rlim_t?]))

dnl Bunch of setproctitle stuff
spt_type=""
AC_CHECK_FUNC(setproctitle,spt_type=SPT_BUILTIN)
if test "$spt_type" = ""; then
        dnl BSD/OS and FreeBSD put it in -lutil
        AC_CHECK_LIB(util,setproctitle,spt_type=SPT_BUILTIN
                        LIBS="${LIBS} -lutil")
fi
if test "$spt_type" = ""; then
        AC_CHECK_HEADER(sys/pstat.h,spt_type=SPT_PSTAT)
fi
if test "$spt_type" = ""; then
        AC_CHECK_HEADER(sys/sysnews.h,spt_type=SPT_SYSMIPS)
fi
if test "$spt_type" = ""; then
        AC_MSG_CHECKING(for PS_STRINGS)
        AC_CACHE_VAL(cyrus_cv_sys_psstrings, AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#include <machine/vmparam.h>
#include <sys/exec.h>
void *p = PS_STRINGS;
])],cyrus_cv_sys_psstrings=yes,cyrus_cv_sys_psstrings=no))
         if test $cyrus_cv_sys_psstrings = yes; then
                 spt_type=SPT_PSSTRINGS
         fi
         AC_MSG_RESULT($cyrus_cv_sys_psstrings)
fi
if test "$spt_type" = ""; then
        AC_MSG_CHECKING(for SCO)
        AC_CACHE_VAL(cyrus_cv_sys_sco, AC_TRY_CPP([
#ifndef _SCO_unix_
#include </nonexistent>
#endif],cyrus_cv_sys_sco=yes,cyrus_cv_sys_sco=no))
        if test $cyrus_cv_sys_sco = yes; then
                spt_type=SPT_SCO
        fi
        AC_MSG_RESULT($cyrus_cv_sys_sco)
fi
if test "$spt_type" = ""; then
        AC_MSG_CHECKING(for setproctitle usability)
        AC_CACHE_VAL(cyrus_cv_sys_setproctitle, AC_TRY_CPP([
#if defined(DGUX) || defined(_SEQUENT_) || defined(apollo)
#include </nonexistent>
#endif],cyrus_cv_sys_setproctitle=yes,cyrus_cv_sys_setproctitle=no))
        if test $cyrus_cv_sys_setproctitle = no; then
                spt_type=SPT_NONE
        fi
        AC_MSG_RESULT($cyrus_cv_sys_setproctitle)
fi
if test "$spt_type" != ""; then
        AC_DEFINE_UNQUOTED(SPT_TYPE,$spt_type,[Do we already have setproctitle?])
fi

AC_MSG_CHECKING(nonblocking method)
AC_CACHE_VAL(cyrus_cv_sys_nonblock,AC_TRY_LINK([#include <sys/types.h>
#include <sys/file.h>
#include <fcntl.h>
#ifndef FNDELAY
#define FNDELAY         O_NDELAY
#endif],[fcntl(0, F_GETFL, 0)&FNDELAY],
cyrus_cv_sys_nonblock=fcntl,cyrus_cv_sys_nonblock=ioctl))
AM_CONDITIONAL([NONBLOCK_FCNTL], [test "$cyrus_cv_sys_nonblock" = "fcntl"])
AC_MSG_RESULT($cyrus_cv_sys_nonblock)

AC_MSG_CHECKING(timezone GMT offset method)
AC_CACHE_VAL(cyrus_cv_struct_sys_gmtoff,AC_TRY_COMPILE([
#include <time.h>],[struct tm tm;
tm.tm_gmtoff = 0;
],cyrus_cv_struct_sys_gmtoff=tm,cyrus_cv_struct_sys_gmtoff=gmtime))
AM_CONDITIONAL([GMTOFF_TM], [test "$cyrus_cv_struct_sys_gmtoff" = "tm"])
AC_MSG_RESULT($cyrus_cv_struct_sys_gmtoff)
AC_MSG_CHECKING(for shared mmap)
AC_CACHE_VAL(cyrus_cv_func_mmap_shared,AC_TRY_RUN([
#include <fcntl.h>
#include <string.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <unistd.h>
int main() {
    char *base;
    int mmapflags = MAP_SHARED;
    int fd = open("conftestmmap", O_RDWR|O_CREAT|O_TRUNC, 0666);
    if (fd == -1) return 1;
    if (write(fd, "test", 4) != 4) return 1;
    fsync(fd);
#ifdef MAP_FILE
    mmapflags |= MAP_FILE;
#endif
#ifdef MAP_VARIABLE
    mmapflags |= MAP_VARIABLE;
#endif
    base = mmap((caddr_t)0, 100, PROT_READ, mmapflags, fd, 0L);
    if (base == (caddr_t)-1) return 1;
    if (memcmp(base, "test", 4) != 0) return 1;
    if (write(fd, "test", 4) != 4) return 1;
    fsync(fd);
    if (memcmp(base+4, "test", 4) != 0) return 1;
    return 0;
}
],cyrus_cv_func_mmap_shared=yes,cyrus_cv_func_mmap_shared=no,
cyrus_cv_func_mmap_shared=no))
AC_MSG_RESULT($cyrus_cv_func_mmap_shared)
if test $cyrus_cv_func_mmap_shared = yes; then
        found_map="shared"
else
AC_MSG_CHECKING(for stupid shared mmap)
AC_CACHE_VAL(cyrus_cv_func_mmap_stupidshared,AC_TRY_RUN([
#include <fcntl.h>
#include <string.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <unistd.h>
int main() {
    char *base;
    int fd = open("conftestmmap", O_RDWR|O_CREAT|O_TRUNC, 0666);
    int mmapflags = MAP_SHARED;
    if (fd == -1) return 1;
    if (write(fd, "test", 4) != 4) return 1;
    fsync(fd);
#ifdef MAP_FILE
    mmapflags |= MAP_FILE;
#endif
#ifdef MAP_VARIABLE
    mmapflags |= MAP_VARIABLE;
#endif
    base = mmap((caddr_t)0, 4, PROT_READ, mmapflags, fd, 0L);
    if (base == (caddr_t)-1) return 1;
    if (memcmp(base, "test", 4) != 0) return 1;
    lseek(fd, 0L, 0);
    if (write(fd, "xyzz", 4) != 4) return 1;
    fsync(fd);
    if (memcmp(base, "xyzz", 4) != 0) return 1;
    return 0;
}
],cyrus_cv_func_mmap_stupidshared=yes,cyrus_cv_func_mmap_stupidshared=no,
cyrus_cv_func_mmap_stupidshared=no))
AC_MSG_RESULT($cyrus_cv_func_mmap_stupidshared)
if test $cyrus_cv_func_mmap_stupidshared = yes; then
        found_map="stupidshared"
else
        AC_MSG_WARN([*** This system does not have a working mmap()])
        AC_MSG_WARN(*** Expect a considerable performance penalty)
        found_map=nommap
fi
fi

AC_ARG_WITH(mmap,
        [AS_HELP_STRING([--with-mmap=TYPE], [force shared/stupidshared/nommap - JUST FOR TESTING])],
        WITH_MAP="$withval",WITH_MAP="$found_map")
AM_CONDITIONAL([MAP_SHARED], [test "$WITH_MAP" = "shared"])
AM_CONDITIONAL([MAP_STUPIDSHARED], [test "$WITH_MAP" = "stupidshared"])

AC_ARG_WITH(lock,
  [AS_HELP_STRING([--with-lock=METHOD], [force use of METHOD for locking (flock or fcntl)])],
  WITH_LOCK="$withval", [
  AC_CHECK_FUNC(fcntl,WITH_LOCK="fcntl",[
                AC_CHECK_FUNC(flock,WITH_LOCK="flock",[
                                AC_MSG_ERROR(unable to detect locking method)
                              ])
                ])
  ])
AM_CONDITIONAL([LOCK_FCNTL], [test $WITH_LOCK = "fcntl"])

dnl check for fdatasync (used by cyrusdb_skiplist)
AC_SEARCH_LIBS([fdatasync], [rt], [
    AC_DEFINE(HAVE_FDATASYNC,[],[Do we have fdatasync()?])
], [])

dnl check for clock_gettime
AC_SEARCH_LIBS([clock_gettime], [rt], [], [
    AC_MSG_ERROR([unable to find the clock_gettime() function])
])

dnl check for libuuid (used when generating mailbox uniqueids)
LIB_UUID=
AC_CHECK_LIB(uuid, uuid_generate,[
    LIB_UUID="-luuid"
    AC_DEFINE(HAVE_LIBUUID,[],[Do we have the uuid library])
])

dnl for AFS.
cant_find_sigvec=no
AC_CACHE_VAL(cyrus_cv_sigveclib,[
 dnl bsd classic flavor
 AC_CHECK_FUNC(sigvec, [
        cyrus_cv_sigveclib=""
  ], [
  dnl hp flavor
  AC_CHECK_LIB(BSD, sigvec, cyrus_cv_sigveclib="-lBSD", [
    dnl not hp flavor
    SAVE_LDFLAGS="$LDFLAGS"
    dnl solaris flavor
    LDFLAGS="-L/usr/ucblib -R/usr/ucblib $LDFLAGS"
    AC_CHECK_LIB(ucb, sigvec, [
      dnl more solaris flavor
      cyrus_cv_sigveclib="-lc -L/usr/ucblib -R/usr/ucblib -lucb"],
      [ cant_find_sigvec=yes ])
    LDFLAGS="$SAVE_LDFLAGS"])
  ])
])
AC_SUBST(cyrus_cv_sigveclib)

# ok, we still look for this stuff because of checking groups, but
# all authentication goes through SASL
AC_ARG_ENABLE([afs],
        [AS_HELP_STRING([--enable-afs], [Enable AFS with ptloader])])

AC_ARG_WITH(afs-libdir,
        [AS_HELP_STRING([--with-afs-libdir=DIR], [use AFS libraries from DIR [/usr/lib]])],
        afs_libdir="${withval}", afs_libdir="/usr/lib")

AC_ARG_WITH(afs-incdir,
        [AS_HELP_STRING([--with-afs-incdir=DIR], [use AFS headers from DIR [/usr/include]])],
        afs_incdir="${withval}", afs_incdir="/usr/include")

AC_ARG_WITH(ldap,
        [AS_HELP_STRING([--with-ldap=DIR], [use LDAP (in DIR) (experimental) [/usr/local]])],
        with_ldap="${withval}", with_ldap="no")

dnl select mode of afspts
AC_ARG_ENABLE(krb5afspts,
        [AS_HELP_STRING([--enable-krb5afspts], [compile afskrb PTS module with krb5 support])])

if test "x$enable_afs" = "xyes"; then
# krb5afspts is only valid if AFS is enabled, so check inside here.
    AS_IF([test "x$enable_krb5afspts" = "xyes"], [SASL_SET_GSSAPI_LIBS
      AC_DEFINE(AFSPTS_USE_KRB5,[],[Should the AFS PTS plugin use krb5?])
    ])

    SAVE_CFLAGS="$CFLAGS"
    CFLAGS="${CFLAGS} -I${with_afs_incdir}"
    AFS_LIBS="${with_afs_libdir}/afs/libkauth.a ${with_afs_libdir}/afs/libprot.a  ${with_afs_libdir}/afs/libauth.a ${with_afs_libdir}/afs/libsys.a ${with_afs_libdir}/librxkad.a ${with_afs_libdir}/librx.a ${with_afs_libdir}/afs/libsys.a ${with_afs_libdir}/libubik.a ${with_afs_libdir}/afs/util.a ${with_afs_libdir}/afs/libafscom_err.a -lresolv"
    if test -f ${with_afs_libdir}/afs/liblwp.a; then
      AFS_LIBS="$AFS_LIBS ${with_afs_libdir}/afs/liblwp.a"
    elif test -f ${with_afs_libdir}/liblwp.a; then
      AFS_LIBS="$AFS_LIBS ${with_afs_libdir}/liblwp.a"
    fi
    if test -f ${with_afs_libdir}/afs/libaudit.a; then
      AFS_LIBS="$AFS_LIBS ${with_afs_libdir}/afs/libaudit.a"
    fi
    if test -f /usr/ucblib/libucb.a; then
      CMU_ADD_LIBPATH_TO(/usr/ucblib, AFS_LDFLAGS)
      AFS_LIBS="$AFS_LIBS -lc -lucb"
    fi
    if test -f ${with_afs_libdir}/afs/libdes.a; then
      AFS_LIBS="$AFS_LIBS ${with_afs_libdir}/afs/libdes.a"
    else
      AFS_LIBS="$AFS_LIBS -ldes"
    fi

    AC_CACHE_VAL(cyrus_cv_afs_sigvec,[
        SAVE_LIBS="$LIBS"
        LIBS="${with_afs_libdir}/liblwp.a"
        AC_MSG_CHECKING(if AFS libraries need sigvec)
        dnl Does AFS need sigvec?  We have to link against lwp and see
        dnl if IOMGR_Initialize wants it
        AC_TRY_LINK([IOMGR_Initialize();],
                [IOMGR_Initialize()],
                [
                        dnl it linked; don't need it
                        AC_MSG_RESULT(no)
                        cyrus_cv_afs_sigvec="no"
                ], [
                        dnl didn't link; pick up sigvec
                        AC_MSG_RESULT(yes)
                        cyrus_cv_afs_sigvec="yes"
                ])
        ])
    if test "$cyrus_cv_afs_sigvec" = yes; then
      if test "$cant_find_sigvec" = yes; then
        AC_MSG_WARN([Can not find a sigvec for AFS libraries which seem to need one.])
      else
        AFS_LIBS="${AFS_LIBS} $cyrus_cv_sigveclib"
        AC_DEFINE(HAVE_AFSKRB,[],[Should we build afskrb pts module?])
      fi
    else
      AFS_LIBS="${AFS_LIBS}"
      AC_DEFINE(HAVE_AFSKRB,[],[Should we build afskrb pts module?])
    fi
    LIBS="$SAVE_LIBS"
    CFLAGS="$SAVE_CFLAGS"
    AC_SUBST(AFS_LDFLAGS)
    AC_SUBST(AFS_LIBS)
fi
AM_CONDITIONAL([USE_AFSKRB], [grep HAVE_AFSKRB confdefs.h >/dev/null])

have_ldap=no
LDAP_CPPFLAGS=
LDAP_LDFLAGS=
LDAP_LIBS=

case "x$with_ldap" in
xno)
    # default args or --without-ldap
    # do not try to enable
    ;;
xyes)
    # --with-ldap
    # try to enable, search in default system directories
    ldap_cppflags=
    ldap_ldflags=
    ;;
*)
    # --with-ldap=DIR
    # try to enable, search in given install directory
    if test "x$with_ldap" != "x" -a -d "$with_ldap"; then
        ldap_cppflags="-I${with_ldap}/include"
        ldap_ldflags="-L${with_ldap}/lib"
        with_ldap=yes
    else
        AC_WARN([Disabling LDAP - no include files found])
        with_ldap=no
    fi
esac

if test $with_ldap = yes; then
    save_CPPFLAGS="$CPPFLAGS"
    save_LDFLAGS="$LDFLAGS"
    CPPFLAGS="$CPPFLAGS $ldap_cppflags"
    LDFLAGS="$LDFLAGS $ldap_ldflags"

    AC_CHECK_LIB(ldap, ldap_initialize, [
        AC_DEFINE(HAVE_LDAP,[],[Should we build the LDAP pts module?])
        LDAP_CPPFLAGS="$ldap_cppflags"
        LDAP_LDFLAGS="$ldap_ldflags"
        LDAP_LIBS="-lldap -llber"
        have_ldap=yes
    ],,-llber)

    CPPFLAGS="$save_CPPFLAGS"
    LDFLAGS="$save_LDFLAGS"
fi
AC_SUBST(LDAP_CPPFLAGS)
AC_SUBST(LDAP_LDFLAGS)
AC_SUBST(LDAP_LIBS)
AM_CONDITIONAL([HAVE_LDAP], [test "$have_ldap" = "yes"])

AC_ARG_WITH([clamav],
	AS_HELP_STRING([--without-clamav], [ignore presence of ClamAV and disable it]))
AS_IF([test "x$with_clamav" != "xno"],
	[ PKG_CHECK_MODULES([CLAMAV], [libclamav],
		[ AC_DEFINE(HAVE_CLAMAV, [], [Do we have ClamAV?])
		  with_clamav=yes ],
		with_clamav=no)])

AC_ARG_ENABLE(server,
        [AS_HELP_STRING([--disable-server], [disable compiling servers])])
AM_CONDITIONAL([SERVER], [test "$enable_server" != "no"])
# We always output a server makefile (just because we can)

dnl this is the new simple check for kerberos; since the person had to
dnl compile SASL, we might as well use the same checks.
AC_ARG_WITH(krb,
        [AS_HELP_STRING([--with-krb=DIR], [use Kerberos from DIR])],
        with_krb="$withval", with_krb="no")

AC_ARG_WITH(krbimpl,
        [AS_HELP_STRING([--with-krbimpl=kth|mit], [assume Kerberos 4 from KTH or MIT])],
        with_krbimpl="$withval", with_krbimpl="kth")

AC_ARG_ENABLE(statickrb,
        [AS_HELP_STRING([--enable-statickrb], [link Kerberos statically])],
        with_statickrb="yes", with_statickrb="no")

AC_ARG_WITH(krb5-config,
        [AS_HELP_STRING([--with-krb5-config=PATH], [use krb5-config from PATH])],
        with_krb5config="$withval", with_krb5config="no")

if test "$with_krb5config" != "no"; then
    AC_MSG_CHECKING([$with_krb5config works])

    dnl run with exec to avoid leaking output on "real" bourne shells
    if (exec >&5 2>&5 ; $with_krb5config --libs --cflags; exit $?) then
        AC_MSG_RESULT(yes)
    else
        AC_MSG_ERROR([\`$with_krb5config --libs --cflags' doesn't work, aborting])
    fi

    KRB5_CFLAGS="`$with_krb5config --cflags`"
    KRB5_LDFLAGS="`$with_krb5config --libs`"

    LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
    CFLAGS="$KRB5_CFLAGS $CFLAGS"
fi

dnl In order to compile kerberos4, we need libkrb and libdes.

dnl we might need -lresolv for kerberos
AC_CHECK_LIB(resolv,res_search)

if test "$with_statickrb" = "yes" -a ! -d "$with_krb"; then
      AC_MSG_ERROR([--enable-statickrb specified but --with-krb did not specify a valid directory])
fi

if test "$with_krb" != "no"; then
dnl Do we need DES for kerberos?
AC_ARG_WITH(krbdes,
        [AS_HELP_STRING([--without-krbdes], [disable Kerberos DES implementation])],, with_krbdes="yes")
if test "$with_krbdes" = "yes"; then
  AC_CHECK_LIB(des,des_ecb_encrypt,
      if test "$with_statickrb" = "yes"; then
          KRB_LIBS="$with_krb/lib/libdes.a"
      else
          KRB_LIBS="-ldes"
      fi,
  AC_MSG_ERROR([The Kerberos DES library is required for Kerberos support.]))
fi
fi

dnl if we were ambitious, we'd look more aggressively for the
dnl krb4 install
if test -d ${with_krb}; then
   AC_CACHE_CHECK(for Kerberos includes, cyrus_cv_krbinclude, [
     for krbhloc in include/kerberosIV include
     do
       if test -f ${with_krb}/${krbhloc}/krb.h ; then
         cyrus_cv_krbinclude=${with_krb}/${krbhloc}
         break
       fi
     done
     ])

   if test -n "${cyrus_cv_krbinclude}"; then
     CPPFLAGS="$CPPFLAGS -I${cyrus_cv_krbinclude}"
   fi
   CMU_ADD_LIBPATH(${with_krb}/lib)
fi

if test "$with_krbimpl" != "kth"; then
  KRBLIB="krb4"
else
  KRBLIB="krb"
fi

if test "$with_des" != no; then
  AC_CHECK_HEADER(krb.h,
    AC_CHECK_LIB(${KRBLIB}, krb_mk_priv,
      if test "$with_statickrb" = "yes"; then
          KRB_LIBS="$KRB_LIBS $with_krb/lib/lib${KRBLIB}.a"
      else
          KRB_LIBS="$KRB_LIBS -l${KRBLIB}"
      fi,
                 AC_WARN(No Kerberos V4 found); krb4=no,
           $KRB_LIBS),
    krb4=no)
else
  AC_WARN(No DES library found for Kerberos V4 support)
  krb4=no
fi

if test "${krb4}" != no; then
  AC_DEFINE(HAVE_KRB,[],[Support for Kerberos?])
fi

LIBS="$KRB_LIBS $LIBS"

SASL_SET_GSSAPI_LIBS

dnl
dnl Test for OpenSSL
dnl
AC_ARG_WITH(openssl,
        [AS_HELP_STRING([--with-openssl=DIR], [use OpenSSL from DIR])],
        with_ssl="${withval}")

SSL_CPPFLAGS=
SSL_LIBS=

case "x$with_ssl" in
xno)
    # --without-openssl
    # do not try to enable
    ;;
x|xyes)
    # default args or --with-openssl
    #
    # Try pkg-config - OpenSSL >= 0.9.6 has openssl.pc
    PKG_CHECK_MODULES(OPENSSL, openssl, [with_ssl=yes])
    ssl_cppflags="$OPENSSL_CFLAGS"
    ssl_ldflags="$OPENSSL_LIBS"
    #
    # If pkg-config doesn't work, search in default system directories
    ;;
*)
    # --with-openssl=DIR
    # try to enable, search in given install directory
    if test -d "$with_ssl"; then
        ssl_cppflags="-I${with_ssl}/include"
        ssl_ldflags=
        if test -d "${with_ssl}/lib64"; then
            CMU_ADD_LIBPATH_TO(${with_ssl}/lib64, ssl_ldflags)
        else
            CMU_ADD_LIBPATH_TO(${with_ssl}/lib, ssl_ldflags)
        fi
        with_ssl=yes
    else
        AC_WARN([Disabling OpenSSL - no include files found])
        with_ssl=no
    fi
esac

if test "$with_ssl" != "no"; then
    save_CPPFLAGS="$CPPFLAGS"
    save_LDFLAGS="$LDFLAGS"
    CPPFLAGS="$CPPFLAGS $ssl_cppflags"
    LDFLAGS="$LDFLAGS $ssl_ldflags"

    AC_CHECK_HEADER(openssl/evp.h, [
        with_ssl=yes
    ],[
        with_ssl=no
    ])

    dnl if openssl has been compiled with the rsaref2 libraries,
    dnl we need to include the rsaref libraries in the crypto check
    ssl_libs=
    AC_CHECK_LIB(rsaref, RSAPublicEncrypt,[
       ssl_libs="-lRSAglue -lrsaref"
    ],[
       # whatever, we do not care
       :
    ])
    AC_CHECK_LIB(crypto, BIO_accept,[
        ssl_libs="-lcrypto $ssl_libs"
    ],[
        with_ssl=no
    ], $ssl_libs)
    AC_CHECK_LIB(ssl, SSL_CTX_new, [
        ssl_libs="-lssl $ssl_libs"
    ],[
        with_ssl=no
    ], $ssl_libs)

    if test "$with_ssl" = "no"; then
        AC_WARN([Disabling SSL - no library files found])
    fi
    CPPFLAGS="$save_CPPFLAGS"
    LDFLAGS="$save_LDFLAGS"
fi

AC_MSG_CHECKING(for ssl)
AC_MSG_RESULT($with_ssl)

if test "$with_ssl" != "no"; then
    SSL_CPPFLAGS="$ssl_cppflags"
    SSL_LIBS="$ssl_ldflags $ssl_libs"
    AC_DEFINE(HAVE_SSL,[],[Build with SSL support?])
    if test "${krb4}" != no; then
       AC_DEFINE(OPENSSL_ENABLE_OLD_DES_SUPPORT,[],[Configure OpenSSL to provide legacy des apis])
       AC_DEFINE(OPENSSL_DES_LIBDES_COMPATIBILITY,[],[Configure OpenSSL to provide krb4-compatible legacy des apis])
    fi

    AC_CHECK_LIB(ssl, SSL_CTX_set_alpn_select_cb,
       AC_DEFINE(HAVE_TLS_ALPN,[], [Do we have support for TLS ALPN extension?]))
fi
AM_CONDITIONAL([HAVE_SSL], [test "$with_ssl" != "no"])
AC_SUBST(SSL_CPPFLAGS)
AC_SUBST(SSL_LIBS)

dnl
dnl Allow for setting EGD socket file on systems without /dev/*random.
dnl
AC_ARG_WITH(egd-socket,
      [AC_HELP_STRING([--with-egd-socket=FILE], [Entropy Gathering Daemon socket pathname for systems without /dev/urandom])],
              [ EGD_SOCKET="$withval" ]
      )
if test -n "$EGD_SOCKET" ; then
      AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET", [Alternative to /dev/urandom?])
fi

dnl
dnl Test for zlib
dnl
AC_ARG_WITH(zlib, [AS_HELP_STRING([--with-zlib=DIR],[use zlib from DIR])],
    with_zlib=$withval, with_zlib="yes")

save_CPPFLAGS=$CPPFLAGS
save_LDFLAGS=$LDFLAGS

if test -d $with_zlib; then
    CPPFLAGS="${CPPFLAGS} -I${with_lib}/include"
    CMU_ADD_LIBPATH(${with_zlib}/$CMU_LIB_SUBDIR)
fi

ZLIB=""
case "$with_zlib" in
    no)
      with_zlib="no";;
    *)
    AC_CHECK_HEADER(zlib.h, [
        AC_CHECK_LIB(z, deflate,
                LIBS="${LIBS} -lz"; with_zlib="yes",
                with_zlib="no",)],
        with_zlib=no)
    ;;
esac

if test "$with_zlib" != "no"; then
    AC_DEFINE(HAVE_ZLIB,[],[Do we have zlib?])
    ZLIB="-lz"
    HAVE_ZLIB=1

    AC_CHECK_LIB(z, deflatePending,
            AC_DEFINE(HAVE_DEFLATE_PENDING,[], [Do we have deflatePending()?]))
else
    CPPFLAGS=$save_CPPFLAGS
    LDFLAGS=$save_LDFLAGS
    HAVE_ZLIB=0
fi

AC_MSG_CHECKING(for zlib)
AC_MSG_RESULT($with_zlib)
AC_SUBST(ZLIB)

dnl
dnl Test for Zephyr
dnl
AC_ARG_WITH(zephyr,
        [AS_HELP_STRING([--with-zephyr=DIR], [enable Zephyr notification (installed on DIR)])],
        with_zephyr="${withval}")
if test -z "$with_zephyr"; then
     if test -f /usr/local/lib/libzephyr.a; then
        with_zephyr="/usr/local"
     elif test -f /usr/lib/libzephyr.a; then
        with_zephyr="/usr"
     fi
fi
ZEPHYR_LIBS=""
case "$with_zephyr" in
        no) true;;
        ""|yes) AC_CHECK_LIB(zephyr,ZInitialize,ZEPHYR_LIBS="-lzephyr",
                with_zephyr="no",);;
       *) ZEPHYR_LIBS="-lzephyr";;
esac
AC_SUBST(ZEPHYR_LIBS)
if test "$with_zephyr" != "no"; then
        AC_DEFINE(HAVE_ZEPHYR,[],[Build with Zephyr support?])
fi
AM_CONDITIONAL([ZEPHYR], [test "$with_zephyr" != "no"])


dnl
dnl Test for libcap (POSIX.1e - security API) on Linux systems
dnl
AC_ARG_WITH([libcap],
        AS_HELP_STRING([--with-libcap], [Enable libcap system capabilities handling (Linux systems only)]),
        with_libcap="${withval}")

have_libcap=no
LIBCAP_LIBS=""
case $host_os in
linux*)
        if test "x$with_libcap" = "xyes"; then
                AC_CHECK_LIB([cap], [cap_get_proc], have_libcap=yes, have_libcap=no)
                AC_CHECK_HEADERS([sys/capability.h sys/prctl.h], , have_libcap=no)
                if test "$have_libcap" = "yes"; then
                        AC_DEFINE(HAVE_LIBCAP, [], [Do we have libcap system capabilities handling (Linux systems only)?])
                        LIBCAP_LIBS="-lcap"
                fi
        fi
        ;;
*)
        ;;
esac
AC_SUBST(LIBCAP_LIBS)

AC_MSG_CHECKING(for libcap)
AC_MSG_RESULT($have_libcap)

dnl
dnl Check for jansson library, needed for JSON support
dnl
PKG_CHECK_MODULES([JANSSON], [jansson >= 2.10],
                  [ AC_DEFINE(HAVE_JANSSON, [], [Do we have Jansson?])
                    with_jansson=yes ],
                  AC_MSG_ERROR([libjansson is required]))
dnl call AC_SUBST macro to support pkg-config version older than 0.24
AC_SUBST([JANSSON_LIBS])
AC_SUBST([JANSSON_CFLAGS])
AM_CONDITIONAL([USE_JANSSON], [test "x$with_jansson" = xyes])

dnl
dnl Check for ICU library, needed for charset conversions and non-gregorian
dnl rscale conversions
dnl
with_icu4c=no
PKG_CHECK_MODULES([ICU], [icu-i18n >= 55 icu-uc >= 55], [
                    AC_DEFINE(HAVE_ICU, [], [Build with ICU support])
                    with_icu4c=yes
                  ],
                  [AC_MSG_ERROR([Need ICU4C])])
AC_SUBST([ICU_LIBS])
AC_SUBST([ICU_CFLAGS])

dnl
dnl Check for zeroskip library, needed for zeroskip support
dnl
AC_ARG_WITH([zeroskip],
	[AS_HELP_STRING([--without-zeroskip], [ignore presence of Zeroskip and disable it])],
    [],
    [with_zeroskip=yes])
AS_IF([test "x$with_zeroskip" = "xyes"],
	[ PKG_CHECK_MODULES([ZEROSKIP], [libzeroskip],
		[ AC_DEFINE(HAVE_ZEROSKIP, [], [Do we have Zeroskip?])
		  with_zeroskip=yes ],
		with_zeroskip=no)])
AC_SUBST([ZEROSKIP_LIBS])
AC_SUBST([ZEROSKIP_CFLAGS])
AM_CONDITIONAL([USE_ZEROSKIP], [test "x$with_zeroskip" = xyes])

dnl
dnl Check for chardet library, needed for charset detection support
dnl
AC_ARG_WITH([chardet],
	[AS_HELP_STRING([--without-chardet], [ignore presence of chardet library and disable it])],
    [],
    [with_chardet=yes])
AS_IF([test "x$with_chardet" = "xyes"],
	[ PKG_CHECK_MODULES([LIBCHARDET], [chardet >= 1.0.5],
		[ AC_DEFINE(HAVE_LIBCHARDET, [], [Build with chardet library support])
		  with_chardet=yes ],
		with_chardet=no)])
AS_IF([test "x$with_chardet" != "xyes"],
      [AC_MSG_NOTICE([JMAP will not have character set detection support.  Consider installing chardet >= 1.0.5])])
AC_SUBST([LIBCHARDET_LIBS])
AC_SUBST([LIBCHARDET_CFLAGS])
AM_CONDITIONAL([USE_LIBCHARDET], [test "x$with_chardet" = xyes])

dnl
dnl Check for cld2 library
dnl
AC_ARG_WITH([cld2],
	[AS_HELP_STRING([--without-cld2], [ignore presence of cld2 library and disable it])],
    [],
    [with_cld2=yes])
AS_IF([test "x$with_cld2" = "xyes"],
	[ PKG_CHECK_MODULES([CLD2], [cld2],
		[ AC_DEFINE(HAVE_CLD2, [], [Build with cld2 library support])
		  with_cld2=yes ],
          with_cld2=no)])
AC_SUBST([CLD2_LIBS])
AC_SUBST([CLD2_CFLAGS])
AM_CONDITIONAL([HAVE_CLD2], [test "x$with_cld2" = xyes])

dnl
dnl Check for guesstz library
dnl
AC_ARG_WITH([guesstz],
       [AS_HELP_STRING([--without-guesstz], [ignore presence of guesstz library and disable it])],
    [],
    [with_guesstz=yes])
AS_IF([test "x$with_guesstz" = "xyes"],
       [ PKG_CHECK_MODULES([GUESSTZ], [guesstz],
               [ AC_DEFINE(HAVE_GUESSTZ, [], [Build with guesstz library support])
                 with_guesstz=yes ],
          with_guesstz=no)])
AC_SUBST([GUESSTZ_LIBS])
AC_SUBST([GUESSTZ_CFLAGS])
AM_CONDITIONAL([HAVE_GUESSTZ], [test "x$with_guesstz" = xyes])

dnl
dnl Set pidfile location
dnl
AC_ARG_WITH(pidfile,
        [AS_HELP_STRING([--with-pidfile=DIR], [pidfile in DIR [/var/run/cyrus-master.pid]])],
        [MASTERPIDFILE="$withval"],
        [MASTERPIDFILE="/var/run/cyrus-master.pid"])
MASTERPIDFILE="\"$MASTERPIDFILE\""
AC_DEFINE_UNQUOTED(MASTER_PIDFILE, $MASTERPIDFILE,[Name of the pidfile for master])

dnl
dnl see if we're compiling with autocreate support
dnl
AC_ARG_ENABLE(autocreate,
        [AS_HELP_STRING([--enable-autocreate], [enable autocreate support])],,[enable_autocreate="no";])
AM_CONDITIONAL([AUTOCREATE], [test "$enable_autocreate" != "no"])
if test "x$enable_autocreate" = "xyes"; then
        AC_DEFINE(USE_AUTOCREATE,[],[Build with autocreate functionality])
fi
dnl
dnl see if we're compiling with IMAP idled support
dnl
AC_ARG_ENABLE(idled,
        [AS_HELP_STRING([--enable-idled], [enable IMAP idled support])],,[enable_idled="no";])
AM_CONDITIONAL([IDLED], [test "$enable_idled" != "no"])
if test "x$enable_idled" = "xyes"; then
        AC_DEFINE(USE_IDLED,[],[Build with idled functionality])
fi
dnl
dnl see if we're compiling with NNTP support
dnl
AC_ARG_ENABLE(nntp,
        [AS_HELP_STRING([--enable-nntp], [enable NNTP support])],,[enable_nntp="no";])
AM_CONDITIONAL([NNTPD], [test "$enable_nntp" != "no"])
if test "x$enable_nntp" = "xyes"; then
        AC_DEFINE(USE_NNTPD,[],[Build with nntpd functionality])
fi

dnl
dnl see if we're compiling the Murder support programs
dnl
AC_ARG_ENABLE(murder,
        [AS_HELP_STRING([--enable-murder], [enable IMAP Murder support])],, [enable_murder="no";])
AM_CONDITIONAL([MURDER], [test "$enable_murder" != "no"])
if test "$enable_murder" != no; then
        # for master/slave auto-selection
        AC_CHECK_HEADERS(sys/sockio.h)
fi
if test "x$enable_murder" = "xyes"; then
        AC_DEFINE(USE_MURDER,[],[Build with Murder functionality])
fi

dnl
dnl see if we're compiling with HTTP support
dnl
AC_ARG_ENABLE(http,
        [AS_HELP_STRING([--enable-http], [enable HTTP support])],, [enable_http="no";])
AM_CONDITIONAL([HTTPD], [test "$enable_http" != "no"])

HTTP_CPPFLAGS=
HTTP_LIBS=
if test "$enable_http" != no; then
dnl
dnl make sure all the modules we need are present
dnl
        if test "x$HAVE_SQLITE" != x1; then
            AC_MSG_ERROR([Need sqlite3 for http])
        else
            use_sqlite="yes"
            AC_DEFINE(WITH_DAV,[],[Build *DAV support into httpd?])
        fi

        PKG_CHECK_MODULES([XML2], [libxml-2.0], [
                AC_DEFINE(HAVE_XML2, [], [Build with libxml support])
                LIBS="$LIBS ${XML2_LIBS}"
                with_xml2=yes
                ],
                AC_MSG_ERROR([Need libxml-2.0 for http]))

        AC_CHECK_LIB(xml2, xmlFirstElementChild, [
                AC_DEFINE(HAVE_XML_FIRSTCHILD,[],
                        [Do we have support for xmlFirstElementChild()?])

                AC_CHECK_LIB(xml2, xmlBufferDetach,
                        AC_DEFINE(HAVE_XML_BUFFERDETACH,[],
                                [Do we have support for xmlBufferDetach()?]))
                ])

        PKG_CHECK_MODULES([ICAL], [libical >= 3.0.0], [
                AC_DEFINE(HAVE_ICAL,[],[Build CalDAV support into httpd?])
                LIBS="$LIBS ${ICAL_LIBS}"
                with_ical=yes
                ],
                AC_MSG_ERROR([Need libical 3.0.0 for http]))

        dnl icalproperty_new_color was overlooked, and eventually added in 3.0.5
        AC_CHECK_LIB(ical, icalproperty_new_color,
                AC_DEFINE(HAVE_RFC7986_COLOR,[],
                        [Do we have built-in support for RFC7986 color prop?]))

        dnl libical may have been built without RSCALE support
        AC_CHECK_LIB(ical, icalrecurrencetype_rscale_is_supported,
                [AC_DEFINE(HAVE_RSCALE,[], [Build RSCALE support into httpd?])],
                [AC_MSG_NOTICE([Your version of libical can not support non-gregorian recurrences])])

        dnl icalcomponent_clone will be new in libical 3.1.0
        AC_CHECK_LIB(ical, icalcomponent_clone,
                AC_DEFINE(HAVE_NEW_CLONE_API,[],
                        [Do we have support for new clone API?]))

        dnl ical_set_invalid_rrule_handling_setting, was added in libical 3.0.9
        AC_CHECK_LIB(ical, ical_set_invalid_rrule_handling_setting,
                AC_DEFINE(HAVE_INVALID_RRULE_HANDLING,[],
                        [Do we have support for controlling invalid RRULE handline?]))

        dnl icalcomponent_get_component_name will be new in libical 3.1.0
        AC_CHECK_LIB(ical, icalcomponent_get_component_name,
                AC_DEFINE(HAVE_GET_COMPONENT_NAME,[],
                        [Do we have support for fetching X- component names?]))

dnl  Don't bother checking for DKIM until iSchedule gains traction
dnl        PKG_CHECK_MODULES([DKIM], [opendkim >= 2.7.0],
dnl                AC_EGREP_HEADER(DKIM_CANON_ISCHEDULE, dkim.h,
dnl                        AC_DEFINE(WITH_DKIM,[],
dnl                                [Build DKIM support into iSchedule?]),
dnl                        AC_MSG_WARN([Your version of OpenDKIM can not support iSchedule.  Consider patching OpenDKIM with contrib/dkim_canon_ischedule.patch])),
dnl                AC_MSG_WARN([Your version of OpenDKIM can not support iSchedule.  Consider upgrading to OpenDKIM >= 2.7.0]))

        AC_ARG_WITH(nghttp2, [AS_HELP_STRING([--without-nghttp2], [disable HTTP/2 support (check)])],,[with_nghttp2="check"])
        if test "x$with_nghttp2" = "xyes" -o "x$with_nghttp2" = "xcheck"; then
                PKG_CHECK_MODULES([NGHTTP2], [libnghttp2 >= 1.34.0], [
                        AC_DEFINE(HAVE_NGHTTP2,[],
                                [Build HTTP/2 support into httpd?])
                        with_nghttp2=yes
                ], [
                        if test "x$with_nghttp2" = "xyes"; then
                                AC_MSG_ERROR([HTTP/2 explicitly requested, but libnghttp2 was not found])
                        fi
                        AC_MSG_NOTICE([httpd will not have support for HTTP/2.  Consider installing libnghttp2 >= 1.5])
                        with_nghttp2=no
                ])
        fi


        AC_ARG_WITH(wslay, [AS_HELP_STRING([--without-wslay], [disable WebSockets support (check)])],,[with_wslay="check"])
        if test "x$with_wslay" = "xyes" -o "x$with_wslay" = "xcheck"; then
                PKG_CHECK_MODULES([WSLAY], [libwslay >= 1.1.1], [
                        AC_DEFINE(HAVE_WSLAY,[],
                                [Build WebSockets support into httpd?])
                        with_wslay=yes
                ], [
                        if test "x$with_wslay" = "xyes"; then
                                AC_MSG_ERROR([WebSockets explicitly requested, but libwslay was not found])
                        fi
                        AC_MSG_NOTICE([httpd will not have support for WebSockets.  Consider installing libwslay])
                        with_wslay=no
                ])
        fi

        AC_ARG_WITH(brotli, [AS_HELP_STRING([--without-brotli], [disable brotli compression (check)])])
        if test "x$with_brotli" = xyes -o "${with_brotli+x}" != x; then
                PKG_CHECK_MODULES([BROTLI], [libbrotlienc], [
                        AC_DEFINE(HAVE_BROTLI,[],
                                [Build Brotli compression support into httpd?])
                        with_brotli=yes
                ], [
                        if test "x$with_brotli" = xyes; then
                                AC_MSG_ERROR([brotli compression explicitly requested, but libbrotlienc was not found])
                        fi
                        with_brotli="no (libbrotlienc not found)"
                ])
        fi

        AC_ARG_WITH(zstd, [AS_HELP_STRING([--without-zstd], [disable Zstandard compression (check)])])
        if test "x$with_zstd" = xyes -o "${with_zstd+x}" != x; then
                PKG_CHECK_MODULES([ZSTD], [libzstd >= 1.4.0], [
                        AC_DEFINE(HAVE_ZSTD,[],
                                [Build Zstandard compression support into httpd?])
                        with_zstd=yes
                ], [
                        if test "x$with_zstd" = xyes; then
                                AC_MSG_ERROR([Zstandard compression explicitly requested, but libzstd was not found])
                        fi
                        with_zstd="no (libzstd >= 1.4.0 not found)"
               ])
        fi

        PKG_CHECK_MODULES([SHAPELIB], [shapelib >= 1.3.0],[
                AC_DEFINE(HAVE_SHAPELIB,[],
                        [Build geographic support into tzdist?])
                AC_DEFINE(SHAPELIB_VERSION, ["1.3.0"], [ShapeLib Version])
                with_shapelib=yes
                ],
                AC_MSG_NOTICE([tzdist will not have geolocation support.  Consider installing shapelib]))

        HTTP_CPPFLAGS="${XML2_CFLAGS} ${SQLITE3_CFLAGS} ${ICAL_CFLAGS} ${GLIB_CFLAGS} ${JANSSON_CFLAGS} ${NGHTTP2_CFLAGS} ${WSLAY_CFLAGS} ${BROTLI_CFLAGS} ${ZSTD_CFLAGS} ${SHAPELIB_CFLAGS}"
        HTTP_LIBS="${XML2_LIBS} ${SQLITE3_LIBS} ${ICAL_LIBS} ${GLIB_LIBS} ${JANSSON_LIBS} ${NGHTTP2_LIBS} ${WSLAY_LIBS} ${BROTLI_LIBS} ${ZSTD_LIBS} ${SHAPELIB_LIBS} ${LIBM}"
else
        with_nghttp2="no (httpd is not built)"
        with_wslay="no (httpd is not built)"
        with_brotli="no (httpd is not built)"
        with_zstd="no (httpd is not built)"
        with_xml2="no (httpd is not built)"
        with_ical="no (httpd is not built)"
        with_shapelib="no (httpd is not built)"
fi
AC_SUBST(HTTP_CPPFLAGS)
AC_SUBST(HTTP_LIBS)
if test "x$enable_http" = "xyes"; then
        AC_DEFINE(USE_HTTPD,[],[Build with HTTP functionality])
fi

dnl
dnl see if we're compiling with calendar alarm support
dnl
AC_ARG_ENABLE(calalarmd,
        [AS_HELP_STRING([--enable-calalarmd], [enable CalDAV alarm support])],,[enable_calalarmd="no";])
if test "x$enable_calalarmd" = "xyes"; then
    if test "x$enable_http" = "xyes"; then
	AC_DEFINE(USE_CALALARMD,[],[Build with calendar alarm functionality])
    else
	AC_MSG_ERROR([--enable-calalarmd requires --enable-http])
    fi
fi
AM_CONDITIONAL([CALALARMD], [test "$enable_calalarmd" != "no"])

dnl
dnl see if we're compiling with JMAP support
dnl
AC_ARG_ENABLE(jmap,
        [AS_HELP_STRING([--enable-jmap], [enable JMAP support])],, [enable_jmap="no";])
if test "x$enable_jmap" = "xyes" ; then
    if test "x$enable_xapian" = "xno" ; then
        AC_MSG_ERROR([--enable-jmap requires --enable-xapian])
    fi
    if test "x$enable_http" = "xno" ; then
        AC_MSG_ERROR([--enable-jmap requires --enable-http])
    fi
    AC_DEFINE(WITH_JMAP,[],[Build with JMAP support])
fi
AM_CONDITIONAL([JMAP], [test "${enable_jmap}" != "no"])

dnl
dnl see if we're compiling replication support programs
dnl
AC_ARG_ENABLE(replication,
        [AS_HELP_STRING([--enable-replication], [enable replication support (experimental)])],,[enable_replication="no";])
AM_CONDITIONAL([REPLICATION], [test "$enable_replication" != no])
if test "x$enable_replication" = "xyes"; then
        AC_DEFINE(USE_REPLICATION,[],[Build with replication functionality])
fi

dnl
dnl see if we're compiling backup support programs
dnl
AC_ARG_ENABLE(backup,
        [AS_HELP_STRING([--enable-backup], [enable backup support (experimental)])],,[enable_backup="no";])
AM_CONDITIONAL([BACKUP], [test "$enable_backup" != no])

if test "x$enable_backup" != xno; then
    if test "x$HAVE_SQLITE" != x1; then
        AC_MSG_ERROR([Need sqlite3 for backups])
    else
        use_sqlite="yes"
    fi
    if test "x$HAVE_ZLIB" != x1; then
        AC_MSG_ERROR([Need zlib for backups])
    fi

    AC_DEFINE([ENABLE_BACKUP],[],[Build with backup support])
fi

dnl
dnl Try and find a system version of com_err.
dnl If we see something that looks a little wacky, ignore it (there are many
dnl deficient installs of com_err, unfortunately, which leave out compile_et)
dnl There is also a broken re-implementation of compile_et, apparently derived
dnl from the Kerberos project, being shipped in /usr/bin on MacOS X, see Bug #3711.
dnl
AC_ARG_WITH(com_err,
        [AS_HELP_STRING([--with-com_err=DIR], [use com_err from path -- includes in DIR/include, libs in DIR/lib, and compile_et in DIR/bin])])
if test -z "$with_com_err"; then
        # no value supplied
        AC_CHECK_LIB(com_err, com_err, [
                # com_err is already in library path
                # guess we're okay
                # can use system com_err
                with_com_err=""
                AC_CHECK_HEADER(et/com_err.h,
                  [AC_DEFINE(HAVE_ET_COM_ERR_H,[],[We need et/com_err.h])],
                  [AC_CHECK_HEADER(com_err.h,[],[AC_MSG_ERROR([cannot locate com_err.h])])])
                AC_PATH_PROG(COMPILE_ET, compile_et, [no compile et])
        ], [
        if test -f /usr/local/include/com_err.h -o -f /usr/local/include/et/com_err.h; then
                with_com_err="/usr/local"
                AC_PATH_PROG(COMPILE_ET, /usr/local/bin/compile_et, [no compile et])
        elif test -f /usr/include/com_err.h -o -f /usr/include/et/com_err.h; then
                with_com_err="/usr"
                AC_PATH_PROG(COMPILE_ET, /usr/bin/compile_et, [no compile et])
        else
                # use ours
                with_com_err=yes
        fi
        ])

        if test "${with_com_err}" = "no"; then
          AC_MSG_WARN([com_err is required; included version will be used.])
          with_com_err="yes"
        fi
        if test "${COMPILE_ET}" = "no compile et" -o "${COMPILE_ET}" = ""; then
          AC_MSG_NOTICE([Parts of com_err distribution were found, but not compile_et.])
          AC_MSG_NOTICE([Will build com_err from included sources.])
          with_com_err="yes" # build it ourselves
        fi
fi

dnl Set up $COMPILE_ET first, we need to test it
case "$with_com_err" in
    # built-in et
    yes) # use the com_err we're gonna build
        COMPILE_ET="\${abs_top_builddir}/com_err/et/compile_et"
        ;;
    "") # no problem, we already have it in the paths
        # we do nothing to pick it up
        ;;
    *)  # use whatever they told us, or whatever we found
        COMPILE_ET="${with_com_err}/bin/compile_et"
        ;;
esac

if test "$with_com_err" != yes ; then
    dnl Test that the specified compile_et produces correct output
    dnl See bug #3711 for why this is necessary
    TEST1=".cyrus-configure-test-$$"
    /bin/rm -f $TEST1.et $TEST1.h $TEST1.c
    echo "error_table imap" >> $TEST1.et
    echo "ec IMAP_TESTING," >> $TEST1.et
    echo "   \"Testing\"" >> $TEST1.et
    echo "end" >> $TEST1.et
    "${COMPILE_ET}" $TEST1.et > /dev/null
    compile_et_ok=no
    if test -f $TEST1.h ; then
        dnl Broken compile_et produces (2390157824L)
        if test `awk '/IMAP_TESTING/{print $3}' $TEST1.h 2>/dev/null` = "(-1904809472L)" ; then
            dnl We need a version that exposes et_[foo]_error_table
            if grep -q '^extern const struct error_table et_imap_error_table;' $TEST1.h; then
                compile_et_ok=yes
            fi
        fi
    fi
    /bin/rm -f $TEST1.et $TEST1.h $TEST1.c
    if test "$compile_et_ok" = no ; then
        # revert to the built-in compile_et
        AC_MSG_WARN([It seems $COMPILE_ET is buggy, building our own])
        with_com_err=yes
        COMPILE_ET="\${abs_top_builddir}/com_err/et/compile_et"
    fi
fi

case "$with_com_err" in
  # built-in et
  yes) # use the com_err we're gonna build
          COM_ERR_LIBS="com_err/et/libcyrus_com_err.la"
          COM_ERR_CPPFLAGS="-I\${abs_top_srcdir}/com_err/et"
          ;;
  "")   # no problem, we already have it in the paths
        # we do nothing to pick it up
        COM_ERR_LIBS="-lcom_err" # hope it's not shared
        # we already set COMPILE_ET, or we didn't get here
        COM_ERR_CPPFLAGS=""
      ;;
  *) # use whatever they told us, or whatever we found
     COM_ERR_LIBS="${with_com_err}/lib/libcom_err.a"
     COM_ERR_CPPFLAGS="-I${with_com_err}/include"
     # Ever get the feeling people hide this stuff on purpose?
     if test -d "${with_com_err}/include/et" ; then
       COM_ERR_CPPFLAGS="-I${with_com_err}/include/et"
     fi
esac
AM_CONDITIONAL([COM_ERR], [test "$with_com_err" = "yes"])
if test "$with_com_err" = "yes"; then
  PKG_CONFIG_COM_ERR_LIB="-lcyrus_com_err"
fi
AC_SUBST(PKG_CONFIG_COM_ERR_LIB)
AC_SUBST(COMPILE_ET)
AC_SUBST(COM_ERR_LIBS)
AC_SUBST(COM_ERR_CPPFLAGS)

if test "$USE_MAINTAINER_MODE" = "yes" ; then
    AC_CHECK_PROG(GPERF,gperf,yes,no)
    if test "$GPERF" != "yes"; then
        AC_MSG_ERROR([gperf is not installed on this system, but is required for maintainer mode build rules])
    fi
fi

AC_MSG_CHECKING(for modern syslog)
AC_CACHE_VAL(cyrus_cv_lib_syslog, AC_TRY_CPP([#include <syslog.h>
#ifndef LOG_LOCAL6
#include </nonexistent>
#endif],cyrus_cv_lib_syslog=yes,cyrus_cv_lib_syslog=no))
AC_MSG_RESULT($cyrus_cv_lib_syslog)

AC_MSG_CHECKING(which syslog facility to use)
SYSLOG_FACILITY=LOG_LOCAL6
AC_ARG_WITH(syslogfacility,
        [AS_HELP_STRING([--with-syslogfacility=FACILITY], [set the syslog facility to use (default LOCAL6)])],
               [ if test "$withval" != "yes" -a "$withval" != "no" ; then
                       SYSLOG_FACILITY=LOG_$withval
               fi; ])
AC_DEFINE_UNQUOTED(SYSLOG_FACILITY, $SYSLOG_FACILITY, [Syslog facility to use.])
AC_MSG_RESULT($SYSLOG_FACILITY)

dnl Have to check getdtablesize after adding ossup, as some ossups define it
AC_REPLACE_FUNCS(getdtablesize)
AC_ARG_ENABLE(cmulocal,
        [AS_HELP_STRING([--enable-cmulocal], [enable CMU-specific local support])])
AM_CONDITIONAL([CMULOCAL], [test "$enable_cmulocal" = "yes"])
AC_MSG_CHECKING(to use old sieve service name)
AC_ARG_ENABLE(oldsievename,
        [AS_HELP_STRING([--enable-oldsievename], [enable the use of 'imap' as the sieve service name])],
        if test "$enableval" = yes; then
                AC_MSG_RESULT(yes)
                AC_DEFINE(OLD_SIEVE_SERVICE_NAME,[],[Use "imap" as sieve service name?])
        else
                AC_MSG_RESULT(no)
        fi,
        AC_MSG_RESULT(no))

CMU_SASL2_REQUIRE_VER(2,1,7)
CMU_SASL2_CHECKAPOP_REQUIRED

AC_ARG_WITH(perl,
        [AS_HELP_STRING([--with-perl=PERL], [use PERL for perl])],
        with_perl="$withval", with_perl="perl")

if test "${with_perl}" = yes; then
    with_perl="perl"
fi
if test "${with_perl}" != no; then
    if test ${using_static_sasl} = "staticonly"; then
        AC_MSG_WARN([Cannot compile perl utilities using static libsasl])
        with_perl="no"
    else
        AC_CHECK_PROGS(PERL, ${with_perl} perl, with_perl=notfound)
    fi
fi
AM_CONDITIONAL([PERL], [test "$with_perl" != "no" -a "$with_perl" != "notfound"])
srctoolsdir=`cd ${srcdir};pwd`/tools
if test "$with_perl" = "notfound"; then
    AC_MSG_WARN(Perl not found: Administrative tools will not be available)
elif test "${with_perl}" != "no"; then
dnl compile perl stuff and perl/cyradm
    PERL="${with_perl}"

dnl Make sure perl modules are in the build directory (which isn't necessarily
dnl the source directory)
    AC_CONFIG_LINKS([perl/sieve/managesieve/managesieve.pm:perl/sieve/managesieve/managesieve.pm])
    AC_CONFIG_FILES([perl/sieve/managesieve/MANIFEST])
    AC_CONFIG_LINKS([perl/imap/Cyrus/AccountSync.pm:perl/imap/Cyrus/AccountSync.pm])
    AC_CONFIG_LINKS([perl/imap/Cyrus/CacheFile.pm:perl/imap/Cyrus/CacheFile.pm])
    AC_CONFIG_LINKS([perl/imap/Cyrus/DList.pm:perl/imap/Cyrus/DList.pm])
    AC_CONFIG_LINKS([perl/imap/Cyrus/HeaderFile.pm:perl/imap/Cyrus/HeaderFile.pm])
    AC_CONFIG_LINKS([perl/imap/Cyrus/ImapClone.pm:perl/imap/Cyrus/ImapClone.pm])
    AC_CONFIG_LINKS([perl/imap/Cyrus/IndexFile.pm:perl/imap/Cyrus/IndexFile.pm])
    AC_CONFIG_LINKS([perl/imap/Cyrus/Mbentry.pm:perl/imap/Cyrus/Mbentry.pm])
    AC_CONFIG_LINKS([perl/imap/Cyrus/Mbname.pm:perl/imap/Cyrus/Mbname.pm])
    AC_CONFIG_LINKS([perl/imap/Cyrus/SyncProto.pm:perl/imap/Cyrus/SyncProto.pm])
    AC_CONFIG_LINKS([perl/imap/IMAP/Shell.pm:perl/imap/IMAP/Shell.pm])
    AC_CONFIG_LINKS([perl/imap/IMAP/Admin.pm:perl/imap/IMAP/Admin.pm])
    AC_CONFIG_LINKS([perl/imap/IMAP.pm:perl/imap/IMAP.pm])
    AC_CONFIG_FILES([perl/imap/MANIFEST])
    AC_CONFIG_LINKS([perl/annotator/Message.pm:perl/annotator/Message.pm])
    AC_CONFIG_LINKS([perl/annotator/AnnotateInlinedCIDs.pm:perl/annotator/AnnotateInlinedCIDs.pm])
    AC_CONFIG_LINKS([perl/annotator/Daemon.pm:perl/annotator/Daemon.pm])
    AC_CONFIG_FILES([perl/annotator/MANIFEST])

dnl add perl cccdlflags when building libraries -- this ensures that the
dnl libraries will be compiled as PIC if perl requires PIC objects
dnl -- this is needed on NetBSD and Linux, but seems to cause problems on atleast Solaris --
    case "${target_os}" in
        linux*|netbsd*|freebsd*|dragonfly*|openbsd*)
            AC_MSG_CHECKING(for perl cccdlflags needed on "${target_os}")
            eval `${PERL} -V:cccdlflags`
            PERL_CCCDLFLAGS="$cccdlflags"
            AC_SUBST(PERL_CCCDLFLAGS)
            AC_MSG_RESULT($PERL_CCCDLFLAGS)
            ;;
        *)
            AC_MSG_WARN(skipping check for perl cccdlflags on "${target_os}")
    esac

    PERL_PREINSTALL="${PERL} ${srctoolsdir}/fixsearchpath.pl ${prefix} ${bindir}"
    AC_SUBST(PERL_PREINSTALL)
fi

CMU_LIBWRAP

# Figure out what directories we're linking against.
# Lots of fun for the whole family.
# This probably chokes on anything with spaces in it.
# All we want is the list of -L directories, and -L may or may not be
# followed by a space.
isdir=no
libpath=""
#echo "debug ldflags: << ${ldflags} >>"
#echo "debug default_ldflags: << ${default_ldflags} >>"
for flag in ${ldflags} ${default_ldflags}; do
  case $flag in
    -L)
      # it's a split -L option, we'll mark the next option as a dir.
      isdir=yes
      ;;

    -L*)
      # attached -L option: split off the directory
      larg=`echo $flag | sed -e 's:-L\(..*\):\1:'`
      libpath="${libpath} ${larg}"
      ;;

    *)
      if test $isdir = yes ; then
        libpath="${libpath} ${flag}"
        isdir=no
      fi
  esac
done

AC_SUBST(LIB_SASL)
AC_SUBST(LIB_UUID)
AC_SUBST(PERL)

dnl
dnl Enable/disable unit tests.  These are disabled by default, as
dnl they require an additional library (the CUnit library).
dnl
AC_ARG_ENABLE(unit-tests,
        [AS_HELP_STRING([--enable-unit-tests], [enable CUnit-based unit regression tests])])

dnl Unit tests need the CUnit library, so check if we
dnl have both the header and the library.
dnl
dnl XXX cunit.pl is not compatible with vpath build, so auto-enabling
dnl XXX unit tests breaks make distcheck.  Shutting it up for now by not
dnl XXX auto-enabling them, because validating the rest of the distribution
dnl XXX with distcheck is more important than having it automatically run
dnl XXX the unit tests.  Once cunit.pl can handle vpath builds, make this
dnl XXX automatic again!
if test "x$enable_unit_tests" = xyes ; then
    AC_CHECK_LIB(cunit,CU_initialize_registry,found_lib=yes,found_lib=no)
    AC_CHECK_HEADER([CUnit/CUnit.h],found_hdr=yes,found_hdr=no)
    if test "$found_lib$found_hdr" != "yesyes" ; then
        if test "x$enable_unit_tests" = xyes; then
            AC_MSG_ERROR([Unit tests explicitly requested, but CUnit library is not installed])
        fi
        AC_MSG_NOTICE([Disabling unit tests because the required CUnit library is not installed])
        enable_unit_tests=no
    else
        enable_unit_tests=yes
    fi
    AC_CHECK_HEADER([CUnit/Basic.h],
        AC_CHECK_TYPE([CU_SetUpFunc],AC_DEFINE(HAVE_CU_SETUPFUNC,[],[Do we have CU_SetUpFunc?]),,
            [#include <CUnit/Basic.h>])
        ,)
fi
if test "$enable_unit_tests" = "yes" ; then
    dnl Valgrind is an amazingly useful tool for running tests.  It doesn't
    dnl need the program under test to be modified in any way, but it we can
    dnl optionally use some magic in it's header file to compensate for some
    dnl of the shortcomings of a C development environment by giving error
    dnl messages with backtraces.  This is so enormously useful for the unit
    dnl tests that want to enable it if possible, but we can struggle on
    dnl without it.  Besides, on many platforms the header file is in a
    dnl different package to the main valgrind binary, and so might not be
    dnl installed.
    AC_CHECK_HEADERS([valgrind/valgrind.h])

    dnl We depend on some data files, which exist in the source directory,
    dnl but need to be found at runtime by the built unit tests.
    dnl Under VPATH builds the source and build directories are not the same,
    dnl so the built unit tests can't easily find their data files.
    dnl Solution: just link them into the build directory at the same path.
    AC_CONFIG_LINKS([cunit/cacert.pem:cunit/cacert.pem])
    AC_CONFIG_LINKS([cunit/cert.pem:cunit/cert.pem])
    AC_CONFIG_LINKS([cunit/key.pem:cunit/key.pem])

    USE_MAINTAINER_MODE=yes
fi

AM_CONDITIONAL([CUNIT], [test "$enable_unit_tests" = "yes"])

dnl
dnl Enable/disable cyrusdb benchmarks.
dnl
AC_ARG_ENABLE(cyrusdb-benchmarks,
        [AS_HELP_STRING([--enable-cyrusdb-benchmarks], [enable cyrdb benchmarks])])

if test "$enable_cyrusbd_benchmarks" = "yes" ; then
    USE_MAINTAINER_MODE=yes
fi

AM_CONDITIONAL([BENCH], [test "$enable_cyrusdb_benchmarks" = "yes"])

dnl Finally, now that we've checked everything else, we can see whether to link
dnl in SQLite or not.
dnl
if test "x$use_sqlite" = xyes; then
  if test "x$HAVE_SQLITE" = x1; then
    if test "x$with_sqlite_lib" != xnone; then
        CMU_ADD_LIBPATH($with_sqlite_lib)
    fi

    LIBS="${LIBS} ${SQLITE_LIBADD}"
    CPPFLAGS="${SQLITE_INCADD} ${CPPFLAGS}"
    AC_DEFINE(HAVE_SQLITE,[],[Build in SQLite support?])
    AC_SUBST(SQLITE_LIBADD)
  else
    AC_MSG_ERROR([SQLite required but not found])
  fi
fi
AM_CONDITIONAL([USE_SQLITE], [test "x$use_sqlite" = xyes])

dnl compiler feature checking
AC_MSG_CHECKING(for function nesting)
AC_CACHE_VAL(cyrus_cv_function_nesting, AC_TRY_COMPILE([
#include <stdlib.h>
void func(void *data, size_t nmemb, size_t size,
          int (*compar)(const void *, const void *, void *),
          void *thunk)
{
    int compar_func(const void *a, const void *b)
    {
        return compar(a, b, thunk);
    }
    qsort(data, nmemb, size, compar_func);
}
int cval(const void *a, const void *b, void *prev)
{
  char **ref = (char **)prev;
  char *ac = (char *)a;
  char *bc = (char *)b;
  if (*ac < *bc) return -1;
  if (*ac == *bc) return 0;
  *ref = bc;
  return 1;
}
],[
    char *dest;
    func("abc", 3, 1, cval, &dest);
],cyrus_cv_function_nesting=yes, cyrus_cv_function_nesting=no))
AC_MSG_RESULT($cyrus_cv_function_nesting)
if test "$cyrus_cv_function_nesting" = "yes"; then
  AC_DEFINE(HAVE_FUNCTION_NESTING,[],[Do we have function nesting support?])
fi

AC_CACHE_CHECK(
    [for optimisation support],
    [cyrus_cv_declare_optimize],
    [
        AC_LANG_PUSH([C])
        saved_CFLAGS="$CFLAGS"
        CFLAGS="$CFLAGS -Werror"
        AC_COMPILE_IFELSE(
            [AC_LANG_PROGRAM(
                [
                    #include <stdlib.h>
                    static inline int numcmp(int n1, int n2)
                        __attribute__((pure, always_inline, optimize("-O3")));
                    static int numcmp(int n1, int n2) { return n1 - n2; }
                ],
                [ if (numcmp(1, 2)) exit(1); ])
            ],
            [cyrus_cv_declare_optimize=yes],
            [cyrus_cv_declare_optimize=no])
        CFLAGS="$saved_CFLAGS"
        AC_LANG_POP([C])
    ])
AS_IF(
    [test "x$cyrus_cv_declare_optimize" = "xyes"],
    [AC_DEFINE(HAVE_DECLARE_OPTIMIZE,[],
        [Do we have support for optimize __attribute__?])]
)

dnl documentation generation (sphinx, perl2rst, gitpython)
AC_ARG_VAR(SPHINX_BUILD, [Location of sphinx-build])
AC_ARG_WITH([sphinx-build],
            AS_HELP_STRING([--with-sphinx-build=(yes|no|PATH)], [Look for sphinx-build in PATH]),
            [with_sphinx_build=$withval],
            [with_sphinx_build=yes])
AS_CASE([$with_sphinx_build],
        [yes],  [AC_PATH_PROG(SPHINX_BUILD, sphinx-build)],
        [no],   [SPHINX_BUILD=''],
        [*],    [AC_PATH_PROG(SPHINX_BUILD, sphinx-build, [], [$with_sphinx_build])])
AS_IF([test -z "$SPHINX_BUILD"],
      [AC_MSG_WARN([No sphinx-build, won't be able to regenerate docs])])
AC_SUBST([SPHINX_BUILD])

AX_PROG_PERL_MODULES([Pod::POM::View::Restructured],
                     [have_ppvr=yes],
                     [AC_MSG_WARN([No Pod::POM::View::Restructured, won't be able to regenerate docs])
                       have_ppvr=no
                     ])

AX_PYTHON_MODULE([git], [], [python2])
AS_CASE([$HAVE_PYMOD_GIT],
        [yes],  [],
        [*],    [
    unset PYTHON # work around AX_PYTHON_MODULE not cleaning up
    AX_PYTHON_MODULE([git], [], [python3])
    AS_CASE([$HAVE_PYMOD_GIT],
            [yes],  [],
            [*],    [
         AC_MSG_WARN([GitPython not found, won't be able to regenerate docs])])
])

AM_CONDITIONAL([HAVE_SPHINX_BUILD],
    [ test -n "$SPHINX_BUILD" -a x"$have_ppvr" = xyes -a x"$HAVE_PYMOD_GIT" = xyes])

AH_TOP([
/*
 * Copyright (c) 1994-2015 Carnegie Mellon University.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The name "Carnegie Mellon University" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For permission or any legal
 *    details, please contact
 *      Carnegie Mellon University
 *      Center for Technology Transfer and Enterprise Creation
 *      4615 Forbes Avenue
 *      Suite 302
 *      Pittsburgh, PA  15213
 *      (412) 268-7393, fax: (412) 268-7395
 *      innovation@andrew.cmu.edu
 *
 * 4. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by Computing Services
 *     at Carnegie Mellon University (http://www.cmu.edu/computing/)."
 *
 * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
 * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
 * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef _CYRUS_IMAPD_CONFIG_H_
#define _CYRUS_IMAPD_CONFIG_H_
])

AH_BOTTOM([
/* time.h */
#if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
#  include <sys/time.h>
# else
#  include <time.h>
# endif
#endif

/* com_err.h, as needed */
#ifndef IN_COM_ERR
#ifdef HAVE_ET_COM_ERR_H
#include <et/com_err.h>
#else
#include <com_err.h>
#endif /* HAVE_ET_COM_ERR_H */
#endif /* IN_COM_ERR */

/* This allows us to work even when we don't have an fdatasync */
#ifndef HAVE_FDATASYNC
#define fdatasync(fd) fsync(fd)
#endif

/* A similar setup for not having O_DSYNC */
#include <fcntl.h>

#ifndef O_DSYNC
#  ifdef O_SYNC
#    define O_DSYNC     O_SYNC          /* POSIX */
#  else
#    define O_DSYNC     O_FSYNC         /* BSD */
#  endif
#endif

#ifndef HAVE_SOCKLEN_T
typedef unsigned int socklen_t;
#endif

#ifndef HAVE_RLIM_T
typedef int rlim_t;
#endif

/* some potentially memory saving tradeoffs,
   preconfigured in memory-saving mode */

/* save the cmdlines for the ID command */
#undef ID_SAVE_CMDLINE

/* IPv6 things */
#include <netdb.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>

#ifndef HAVE_STRUCT_SOCKADDR_STORAGE
#define _SS_MAXSIZE     128     /* Implementation specific max size */
#define _SS_PADSIZE     (_SS_MAXSIZE - sizeof (struct sockaddr))

struct sockaddr_storage {
        struct  sockaddr ss_sa;
        char            __ss_pad2[_SS_PADSIZE];
};
# define ss_family ss_sa.sa_family
# define HAVE_SS_FAMILY
#endif /* !HAVE_STRUCT_SOCKADDR_STORAGE */

#ifndef AF_INET6
/* Define it to something that should never appear */
#define AF_INET6        AF_MAX
#endif

#if !defined(HAVE_GETADDRINFO) || !defined(HAVE_GETNAMEINFO)
#include "lib/gai.h"
#endif

/* End IPv6 things */

#ifdef OLD_SIEVE_SERVICE_NAME
#define SIEVE_SERVICE_NAME "imap"
#else
#define SIEVE_SERVICE_NAME "sieve"
#endif

/* filenames */
#define FNAME_DBDIR "/db"
#define FNAME_USERDIR "/user/"
#define FNAME_DOMAINDIR "/domain/"
#define FNAME_LOGDIR "/log/"
#define FNAME_PTSDB "/ptclient/ptscache.db"
#define CONFIG_FILENAME (SYSCONF_DIR "/imapd.conf")
#define DEFAULT_MASTER_CONFIG_FILENAME (SYSCONF_DIR "/cyrus.conf")

#ifndef HAVE_SHUTDOWN
#define shutdown(fd, mode) 0
#endif

#ifndef HAVE_POSIX_FADVISE
#define POSIX_FADV_WILLNEED 0
extern int posix_fadvise(int fd, off_t offset, off_t len, int advice);
#endif

#ifndef HAVE_STRSEP
extern char *strsep(char **, const char *);
#endif

#ifndef HAVE_MEMMEM
extern void *memmem(const void *, size_t, const void *, size_t);
#endif

#ifndef HAVE_MEMRCHR
extern void *memrchr(const void *, int, size_t);
#endif

/* compile time options; think carefully before modifying */
enum {
    /* should we send an UNAVAILABLE message to master when
     * a service is exiting (master is already going to be
     * informed of the exit by the SIGCHLD signal anyway) ? */
    MESSAGE_MASTER_ON_EXIT = 0,

    /* should a hierarchical rename stop on error? */
    RENAME_STOP_ON_ERROR = 1,

    /* should we call fsync() to maybe help with softupdates? (it should) */
    APPEND_ULTRA_PARANOID = 1,

    /* should we log extra information at the DEBUG level for DB stuff?
     * 0 -> nothing; 1 -> some; higher -> even more */
    CONFIG_DB_VERBOSE = 1,

    /* log timing information to LOG_DEBUG */
    CONFIG_TIMING_VERBOSE = 0,

    /* should we be pedantic about namespace or sleezy? */
    SLEEZY_NAMESPACE = 1,

    /* should we do a fast TLS session shutdown? */
    TLS_FAST_SHUTDOWN = 1,

    /* should we have long LMTP error messages? */
    LMTP_LONG_ERROR_MSGS = 1
};

#endif /* _CYRUS_IMAPD_CONFIG_H_ */
])

dnl We need to link with stdc++ when building static cyrus libs and binaries.
dnl libstdc++ is required because we link with libxapian, which is written in C++.
if test "X$enable_shared" = "Xno"
then
        LIBS="$LIBS -lstdc++";
fi

dnl make sure that Makefile is the last thing output
AC_CONFIG_FILES([
    libcyrus_imap.pc
    libcyrus_min.pc
    libcyrus.pc
    libcyrus_sieve.pc
    Makefile
])

if test "$with_perl" != "no" -a "$with_perl" != "notfound" ; then
CMU_PERL_MAKEMAKER(perl/annotator)
CMU_PERL_MAKEMAKER(perl/imap)
CMU_PERL_MAKEMAKER(perl/sieve/managesieve)
fi

AC_OUTPUT
echo "
Cyrus Server configured components

   gssapi:             $gssapi
   autocreate:         $enable_autocreate
   idled:              $enable_idled
   httpd:              $enable_http
   kerberos V4:        $krb4
   murder:             $enable_murder
   nntpd:              $enable_nntp
   replication:        $enable_replication
   sieve:              $enable_sieve
   srs:                $enable_srs
   calalarmd:          $enable_calalarmd
   jmap:               $enable_jmap
   objectstore:        $enable_objectstore
   backup:             $enable_backup
   com_err:            $with_com_err

External dependencies:
   ldap:               $have_ldap
   openssl:            $with_ssl
   zlib:               $with_zlib
   jansson:            $with_jansson
   pcre:               $cyrus_cv_pcre_utf8
   clamav:             $with_clamav
   -----------------------
   caringo:            $with_caringo
   openio:             $with_openio
   -----------------------
   nghttp2:            $with_nghttp2
   wslay:              $with_wslay
   brotli:             $with_brotli
   zstd:               $with_zstd
   xml2:               $with_xml2
   ical:               $with_ical
   shapelib:           $with_shapelib
   icu4c:              $with_icu4c
   chardet:            $with_chardet
   cld2:               $with_cld2
   guesstz:            $with_guesstz

Database support:
   mysql:              $with_mysql
   postgresql:         $use_pgsql
   sqlite:             $use_sqlite
   zeroskip:           $with_zeroskip

Search engine:
   squat:              $enable_squat
   xapian:             $enable_xapian
   xapian_cjk_tokens:  $xapian_cjk_tokens

Documentation dependencies:
   sphinx-build:       $SPHINX_BUILD
   Pod::POM::View::Restructured:  $have_ppvr
   GitPython:          $HAVE_PYMOD_GIT

Installation directories:
   prefix:             $prefix
   sysconfdir:         $sysconfdir

Build info:
   shared:             $enable_shared
   static:             $enable_static
   cflags:             $CFLAGS
   cxxflags:           $CXXFLAGS
   libs:               $LIBS
   ldflags:            $LDFLAGS
   libm:               $LIBM
   unit tests (cunit): $enable_unit_tests
"