summaryrefslogtreecommitdiff
path: root/src/vim.h
blob: 4a77decc88b9d47e8a8179c77792db646a0f088f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
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
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
/* vi:set ts=8 sts=4 sw=4 noet:
 *
 * VIM - Vi IMproved	by Bram Moolenaar
 *
 * Do ":help uganda"  in Vim to read copying and usage conditions.
 * Do ":help credits" in Vim to see a list of people who contributed.
 */

#ifndef VIM__H
# define VIM__H

#include "protodef.h"

// _WIN32 is defined as 1 when the compilation target is 32-bit or 64-bit.
// Note: If you want to check for 64-bit use the _WIN64 macro.
#if defined(WIN32) || defined(_WIN32)
# define MSWIN
#endif

#if defined(MSWIN) && !defined(PROTO)
# include <io.h>
#endif

// ============ the header file puzzle: order matters =========

#ifdef HAVE_CONFIG_H	// GNU autoconf (or something else) was here
# include "auto/config.h"
# define HAVE_PATHDEF

/*
 * Check if configure correctly managed to find sizeof(int).  If this failed,
 * it becomes zero.  This is likely a problem of not being able to run the
 * test program.  Other items from configure may also be wrong then!
 */
# if (VIM_SIZEOF_INT == 0)
#  error configure did not run properly.  Check auto/config.log.
# endif

# if (defined(__linux__) && !defined(__ANDROID__)) || defined(__CYGWIN__)
// Needed for strptime().  Needs to be done early, since header files can
// include other header files and end up including time.h, where these symbols
// matter for Vim.
// 700 is needed for mkdtemp().
#  ifndef _XOPEN_SOURCE
#   define _XOPEN_SOURCE    700

// On old systems, defining _XOPEN_SOURCE causes _BSD_SOURCE, _SVID_SOURCE
// and/or // _DEFAULT_SOURCE not to be defined, so do that here.  Those are
// needed to include nanosecond-resolution timestamps in struct stat.  On new
// systems, _DEFAULT_SOURCE is needed to avoid warning messages about using
// deprecated _BSD_SOURCE or _SVID_SOURCE.
#   ifndef _BSD_SOURCE
#    define _BSD_SOURCE 1
#   endif
#   ifndef _SVID_SOURCE
#    define _SVID_SOURCE 1
#   endif
#   ifndef _DEFAULT_SOURCE
#    define _DEFAULT_SOURCE 1
#   endif
#  endif
# endif

/*
 * Cygwin may have fchdir() in a newer release, but in most versions it
 * doesn't work well and avoiding it keeps the binary backward compatible.
 */
# if defined(__CYGWIN32__) && defined(HAVE_FCHDIR)
#  undef HAVE_FCHDIR
# endif

// We may need to define the uint32_t on non-Unix system, but using the same
// identifier causes conflicts.  Therefore use UINT32_T.
# define UINT32_TYPEDEF uint32_t
#endif

// for INT_MAX, LONG_MAX et al.
#include <limits.h>

#if !defined(UINT32_TYPEDEF)
# if defined(uint32_t)  // this doesn't catch typedefs, unfortunately
#  define UINT32_TYPEDEF uint32_t
# else
  // Fall back to assuming unsigned int is 32 bit.  If this is wrong then the
  // test in blowfish.c will fail.
#  define UINT32_TYPEDEF unsigned int
# endif
#endif

// user ID of root is usually zero, but not for everybody
#ifdef __TANDEM
# ifndef _TANDEM_SOURCE
#  define _TANDEM_SOURCE
# endif
# include <floss.h>
# define ROOT_UID 65535
# define OLDXAW
# if (_TANDEM_ARCH_ == 2 && __H_Series_RVU >= 621)
#  define SA_ONSTACK_COMPATIBILITY
# endif
#else
# define ROOT_UID 0
#endif

/*
 * MACOS_X	    compiling for Mac OS X
 * MACOS_X_DARWIN   integrating the darwin feature into MACOS_X
 */
#if defined(MACOS_X_DARWIN) && !defined(MACOS_X)
# define MACOS_X
#endif
// Unless made through the Makefile enforce GUI on Mac
#if defined(MACOS_X) && !defined(HAVE_CONFIG_H)
# define UNIX
#endif

#if defined(FEAT_GUI_MOTIF) \
    || defined(FEAT_GUI_GTK) \
    || defined(FEAT_GUI_HAIKU) \
    || defined(FEAT_GUI_MSWIN) \
    || defined(FEAT_GUI_PHOTON)
# if !defined(FEAT_GUI) && !defined(NO_X11_INCLUDES)
#  define FEAT_GUI
# endif
#endif

// Check support for rendering options
#ifdef FEAT_GUI
# if defined(FEAT_DIRECTX)
#  define FEAT_RENDER_OPTIONS
# endif
#endif

/*
 * VIM_SIZEOF_INT is used in feature.h, and the system-specific included files
 * need items from feature.h.  Therefore define VIM_SIZEOF_INT here.
 */
#ifdef MSWIN
# define VIM_SIZEOF_INT 4
#endif

#ifdef AMIGA
  // Be conservative about sizeof(int). It could be 4 too.
# ifndef FEAT_GUI_GTK	// avoid problems when generating prototypes
#  ifdef __GNUC__
#   define VIM_SIZEOF_INT	4
#  else
#   define VIM_SIZEOF_INT	2
#  endif
# endif
#endif
#if defined(MACOS_X) && !defined(HAVE_CONFIG_H)
#  define VIM_SIZEOF_INT __SIZEOF_INT__
#endif

#if VIM_SIZEOF_INT < 4 && !defined(PROTO)
# error Vim only works with 32 bit int or larger
#endif

/*
 * #defines for optionals and features
 * Also defines FEAT_TINY, FEAT_NORMAL, etc. when FEAT_HUGE is defined.
 */
#include "feature.h"

#if defined(MACOS_X_DARWIN) && defined(FEAT_NORMAL) \
	&& !defined(FEAT_CLIPBOARD)
# define FEAT_CLIPBOARD
#endif

// +x11 is only enabled when it's both available and wanted.
#if defined(HAVE_X11) && defined(WANT_X11)
# define FEAT_X11
#endif

#ifdef NO_X11_INCLUDES
    // In os_mac_conv.c and os_macosx.m NO_X11_INCLUDES is defined to avoid
    // X11 headers.  Disable all X11 related things to avoid conflicts.
# ifdef FEAT_X11
#  undef FEAT_X11
# endif
# ifdef FEAT_GUI_X11
#  undef FEAT_GUI_X11
# endif
# ifdef FEAT_XCLIPBOARD
#  undef FEAT_XCLIPBOARD
# endif
# ifdef FEAT_GUI_MOTIF
#  undef FEAT_GUI_MOTIF
# endif
# ifdef FEAT_GUI_GTK
#  undef FEAT_GUI_GTK
# endif
# ifdef FEAT_BEVAL_TIP
#  undef FEAT_BEVAL_TIP
# endif
# ifdef FEAT_XIM
#  undef FEAT_XIM
# endif
# ifdef FEAT_CLIENTSERVER
#  undef FEAT_CLIENTSERVER
# endif
#endif

// The Mac conversion stuff doesn't work under X11.
#if defined(MACOS_X_DARWIN)
# define MACOS_CONVERT
#endif

// Can't use "PACKAGE" here, conflicts with a Perl include file.
#ifndef VIMPACKAGE
# define VIMPACKAGE	"vim"
#endif

/*
 * Find out if function definitions should include argument types
 */
#ifdef AZTEC_C
# include <functions.h>
#endif

#ifdef SASC
# include <clib/exec_protos.h>
#endif

#ifdef _DCC
# include <clib/exec_protos.h>
#endif

#ifdef __HAIKU__
# include "os_haiku.h"
# define __ARGS(x)  x
#endif

#if (defined(UNIX) || defined(VMS)) \
	&& (!defined(MACOS_X) || defined(HAVE_CONFIG_H))
# include "os_unix.h"	    // bring lots of system header files
#endif

// Mark unused function arguments with UNUSED, so that gcc -Wunused-parameter
// can be used to check for mistakes.
#ifndef UNUSED
# if defined(HAVE_ATTRIBUTE_UNUSED) || defined(__MINGW32__)
#  define UNUSED __attribute__((unused))
# else
#  if defined __has_attribute
#   if __has_attribute(unused)
#    define UNUSED __attribute__((unused))
#   endif
#  endif
# endif
# ifndef UNUSED
#  define UNUSED
# endif
#endif

// Used to check for "sun", "__sun" is used by newer compilers.
#if defined(__sun)
# define SUN_SYSTEM
#endif

// If we're compiling in C++ (currently only KVim), the system
// headers must have the correct prototypes or nothing will build.
// Conversely, our prototypes might clash due to throw() specifiers and
// cause compilation failures even though the headers are correct.  For
// a concrete example, gcc-3.2 enforces exception specifications, and
// glibc-2.2.5 has them in their system headers.
#if !defined(__cplusplus) && defined(UNIX) \
	&& !defined(MACOS_X) // MACOS_X doesn't yet support osdef.h
# include "auto/osdef.h"	// bring missing declarations in
#endif

#ifdef AMIGA
# include "os_amiga.h"
#endif

#ifdef MSWIN
# include "os_win32.h"
#endif

#if defined(MACOS_X)
# include "os_mac.h"
#endif

#ifdef __QNX__
# include "os_qnx.h"
#endif

#ifdef X_LOCALE
# include <X11/Xlocale.h>
#else
# ifdef HAVE_LOCALE_H
#  include <locale.h>
# endif
#endif

/*
 * Maximum length of a path (for non-unix systems) Make it a bit long, to stay
 * on the safe side.  But not too long to put on the stack.
 */
#ifndef MAXPATHL
# ifdef MAXPATHLEN
#  define MAXPATHL  MAXPATHLEN
# else
#  define MAXPATHL  256
# endif
#endif
#ifdef BACKSLASH_IN_FILENAME
# define PATH_ESC_CHARS ((char_u *)" \t\n*?[{`%#'\"|!<")
# define BUFFER_ESC_CHARS ((char_u *)" \t\n*?[`%#'\"|!<")
#else
# ifdef VMS
    // VMS allows a lot of characters in the file name
#  define PATH_ESC_CHARS ((char_u *)" \t\n*?{`\\%#'\"|!")
#  define SHELL_ESC_CHARS ((char_u *)" \t\n*?{`\\%#'|!()&")
# else
#  define PATH_ESC_CHARS ((char_u *)" \t\n*?[{`$\\%#'\"|!<")
#  define SHELL_ESC_CHARS ((char_u *)" \t\n*?[{`$\\%#'\"|!<>();&")
# endif
#  define BUFFER_ESC_CHARS ((char_u *)" \t\n*?[`$\\%#'\"|!<")
#endif

// length of a buffer to store a number in ASCII (64 bits binary + NUL)
#define NUMBUFLEN 65

// flags for vim_str2nr()
#define STR2NR_BIN  0x01
#define STR2NR_OCT  0x02
#define STR2NR_HEX  0x04
#define STR2NR_OOCT 0x08    // Octal with prefix "0o": 0o777
#define STR2NR_ALL (STR2NR_BIN + STR2NR_OCT + STR2NR_HEX + STR2NR_OOCT)
#define STR2NR_NO_OCT (STR2NR_BIN + STR2NR_HEX + STR2NR_OOCT)

#define STR2NR_FORCE 0x80   // only when ONE of the above is used

#define STR2NR_QUOTE 0x10   // ignore embedded single quotes

/*
 * Shorthand for unsigned variables. Many systems, but not all, have u_char
 * already defined, so we use char_u to avoid trouble.
 */
typedef unsigned char	char_u;
typedef unsigned short	short_u;
typedef unsigned int	int_u;

// Make sure long_u is big enough to hold a pointer.
// On Win64, longs are 32 bits and pointers are 64 bits.
// For printf() and scanf(), we need to take care of long_u specifically.
#ifdef _WIN64
typedef unsigned __int64	long_u;
typedef		 __int64	long_i;
# define SCANF_HEX_LONG_U       "%llx"
# define SCANF_DECIMAL_LONG_U   "%llu"
# define PRINTF_HEX_LONG_U      "0x%llx"
#else
typedef unsigned long		long_u;
typedef		 long		long_i;
# define SCANF_HEX_LONG_U       "%lx"
# define SCANF_DECIMAL_LONG_U   "%lu"
# define PRINTF_HEX_LONG_U      "0x%lx"
#endif
#define PRINTF_DECIMAL_LONG_U SCANF_DECIMAL_LONG_U

/*
 * Only systems which use configure will have SIZEOF_OFF_T and VIM_SIZEOF_LONG
 * defined, which is ok since those are the same systems which can have
 * varying sizes for off_t.  The other systems will continue to use "%ld" to
 * print off_t since off_t is simply a typedef to long for them.
 */
#if defined(SIZEOF_OFF_T) && (SIZEOF_OFF_T > VIM_SIZEOF_LONG)
# define LONG_LONG_OFF_T
#endif

/*
 * We use 64-bit file functions here, if available.  E.g. ftello() returns
 * off_t instead of long, which helps if long is 32 bit and off_t is 64 bit.
 * We assume that when fseeko() is available then ftello() is too.
 * Note that Windows has different function names.
 */
#if defined(MSWIN) && !defined(PROTO)
typedef __int64 off_T;
# ifdef __MINGW32__
#  define vim_lseek lseek64
#  define vim_fseek fseeko64
#  define vim_ftell ftello64
# else
#  define vim_lseek _lseeki64
#  define vim_fseek _fseeki64
#  define vim_ftell _ftelli64
# endif
#else
# ifdef PROTO
typedef long off_T;
# else
typedef off_t off_T;
# endif
# ifdef HAVE_FSEEKO
#  define vim_lseek lseek
#  define vim_ftell ftello
#  define vim_fseek fseeko
# else
#  define vim_lseek lseek
#  define vim_ftell ftell
#  define vim_fseek(a, b, c)	fseek(a, (long)b, c)
# endif
#endif

/*
 * The characters and attributes cached for the screen.
 */
typedef char_u schar_T;
typedef unsigned short sattr_T;
#define MAX_TYPENR 65535

/*
 * The u8char_T can hold one decoded UTF-8 character.
 * We use 32 bits, since some Asian characters don't fit in 16 bits.
 */
typedef unsigned int u8char_T;	// int is 32 bits or more

#ifndef UNIX		    // For Unix this is included in os_unix.h
# include <stdio.h>
# include <ctype.h>
#endif

#include "ascii.h"
#include "keymap.h"
#include "termdefs.h"
#include "macros.h"

#ifdef LATTICE
# include <sys/types.h>
# include <sys/stat.h>
#endif
#ifdef _DCC
# include <sys/stat.h>
#endif
#if defined(MSWIN)
# include <sys/stat.h>
#endif

#if defined(HAVE_ERRNO_H) || defined(MSWIN)
# include <errno.h>
#endif

/*
 * Allow other (non-unix) systems to configure themselves now
 * These are also in os_unix.h, because osdef.sh needs them there.
 */
#ifndef UNIX
// Note: Some systems need both string.h and strings.h (Savage).  If the
// system can't handle this, define NO_STRINGS_WITH_STRING_H.
# ifdef HAVE_STRING_H
#  include <string.h>
# endif
# if defined(HAVE_STRINGS_H) && !defined(NO_STRINGS_WITH_STRING_H)
#  include <strings.h>
# endif
# ifdef HAVE_STAT_H
#  include <stat.h>
# endif
# ifdef HAVE_STDLIB_H
#  include <stdlib.h>
# endif
#endif // NON-UNIX

#include <assert.h>

#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif
#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#endif
#ifdef HAVE_WCTYPE_H
# include <wctype.h>
#endif
#include <stdarg.h>

// for offsetof()
#include <stddef.h>

#if defined(HAVE_SYS_SELECT_H) && \
	(!defined(HAVE_SYS_TIME_H) || defined(SYS_SELECT_WITH_SYS_TIME))
# include <sys/select.h>
#endif

#ifndef HAVE_SELECT
# ifdef HAVE_SYS_POLL_H
#  include <sys/poll.h>
# elif defined(MSWIN)
#  define HAVE_SELECT
# else
#  ifdef HAVE_POLL_H
#   include <poll.h>
#  endif
# endif
#endif

#ifdef HAVE_SODIUM
# include <sodium.h>
#endif

// ================ end of the header file puzzle ===============

/*
 * For dynamically loaded imm library. Currently, only for Win32.
 */
#ifdef DYNAMIC_IME
# ifndef FEAT_MBYTE_IME
#  define FEAT_MBYTE_IME
# endif
#endif

/*
 * For dynamically loaded gettext library.  Currently, only for Win32.
 */
#ifdef DYNAMIC_GETTEXT
# ifndef FEAT_GETTEXT
#  define FEAT_GETTEXT
# endif
// These are in os_win32.c
extern char *(*dyn_libintl_gettext)(const char *msgid);
extern char *(*dyn_libintl_ngettext)(const char *msgid, const char *msgid_plural, unsigned long n);
extern char *(*dyn_libintl_bindtextdomain)(const char *domainname, const char *dirname);
extern char *(*dyn_libintl_bind_textdomain_codeset)(const char *domainname, const char *codeset);
extern char *(*dyn_libintl_textdomain)(const char *domainname);
extern int (*dyn_libintl_wputenv)(const wchar_t *envstring);
#endif


/*
 * The _() stuff is for using gettext().  It is a no-op when libintl.h is not
 * found or the +multilang feature is disabled.
 * Use NGETTEXT(single, multi, number) to get plural behavior:
 * - single - message for singular form
 * - multi  - message for plural form
 * - number - the count
 */
#ifdef FEAT_GETTEXT
# ifdef DYNAMIC_GETTEXT
#  define _(x) (*dyn_libintl_gettext)((char *)(x))
#  define NGETTEXT(x, xs, n) (*dyn_libintl_ngettext)((char *)(x), (char *)(xs), (n))
#  define N_(x) x
#  define bindtextdomain(domain, dir) (*dyn_libintl_bindtextdomain)((domain), (dir))
#  define bind_textdomain_codeset(domain, codeset) (*dyn_libintl_bind_textdomain_codeset)((domain), (codeset))
#  if !defined(HAVE_BIND_TEXTDOMAIN_CODESET)
#   define HAVE_BIND_TEXTDOMAIN_CODESET 1
#  endif
#  define textdomain(domain) (*dyn_libintl_textdomain)(domain)
#  define libintl_wputenv(envstring) (*dyn_libintl_wputenv)(envstring)
# else
#  include <libintl.h>
#  define _(x) gettext((char *)(x))
#  define NGETTEXT(x, xs, n) ngettext((x), (xs), (n))
#  ifdef gettext_noop
#   define N_(x) gettext_noop(x)
#  else
#   define N_(x) x
#  endif
# endif
#else
# define _(x) ((char *)(x))
# define NGETTEXT(x, xs, n) (((n) == 1) ? (char *)(x) : (char *)(xs))
# define N_(x) x
# ifdef bindtextdomain
#  undef bindtextdomain
# endif
# define bindtextdomain(x, y) // empty
# ifdef bind_textdomain_codeset
#  undef bind_textdomain_codeset
# endif
# define bind_textdomain_codeset(x, y) // empty
# ifdef textdomain
#  undef textdomain
# endif
# define textdomain(x) // empty
#endif

/*
 * Flags for update_screen().
 * The higher the value, the higher the priority.
 */
#define UPD_VALID_NO_UPDATE	 5  // no new changes, keep the command line if
				    // possible
#define UPD_VALID		10  // buffer not changed, or changes marked
				    // with b_mod_*
#define UPD_INVERTED		20  // redisplay inverted part that changed
#define UPD_INVERTED_ALL	25  // redisplay whole inverted part
#define UPD_REDRAW_TOP		30  // display first w_upd_rows screen lines
#define UPD_SOME_VALID		35  // like UPD_NOT_VALID but may scroll
#define UPD_NOT_VALID		40  // buffer needs complete redraw
#define UPD_CLEAR		50  // screen messed up, clear it

// flags for screen_line()
#define SLF_RIGHTLEFT	1
#define SLF_POPUP	2

#define MB_FILLER_CHAR '<'  // character used when a double-width character
			    // doesn't fit.

/*
 * Flags for w_valid.
 * These are set when something in a window structure becomes invalid, except
 * when the cursor is moved.  Call check_cursor_moved() before testing one of
 * the flags.
 * These are reset when that thing has been updated and is valid again.
 *
 * Every function that invalidates one of these must call one of the
 * invalidate_* functions.
 *
 * w_valid is supposed to be used only in screen.c.  From other files, use the
 * functions that set or reset the flags.
 *
 * VALID_BOTLINE    VALID_BOTLINE_AP
 *     on		on		w_botline valid
 *     off		on		w_botline approximated
 *     off		off		w_botline not valid
 *     on		off		not possible
 */
#define VALID_WROW	0x01	// w_wrow (window row) is valid
#define VALID_WCOL	0x02	// w_wcol (window col) is valid
#define VALID_VIRTCOL	0x04	// w_virtcol (file col) is valid
#define VALID_CHEIGHT	0x08	// w_cline_height and w_cline_folded valid
#define VALID_CROW	0x10	// w_cline_row is valid
#define VALID_BOTLINE	0x20	// w_botine and w_empty_rows are valid
#define VALID_BOTLINE_AP 0x40	// w_botine is approximated
#define VALID_TOPLINE	0x80	// w_topline is valid (for cursor position)

// Values for w_popup_flags.
#define POPF_IS_POPUP	0x01	// this is a popup window
#define POPF_HIDDEN	0x02	// popup is not displayed
#define POPF_HIDDEN_FORCE 0x04	// popup is explicitly set to not be displayed
#define POPF_CURSORLINE	0x08	// popup is highlighting at the cursorline
#define POPF_ON_CMDLINE	0x10	// popup overlaps command line
#define POPF_DRAG	0x20	// popup can be moved by dragging border
#define POPF_DRAGALL	0x40	// popup can be moved by dragging everywhere
#define POPF_RESIZE	0x80	// popup can be resized by dragging
#define POPF_MAPPING	0x100	// mapping keys
#define POPF_INFO	0x200	// used for info of popup menu
#define POPF_INFO_MENU	0x400	// align info popup with popup menu
#define POPF_POSINVERT	0x800	// vertical position can be inverted

// flags used in w_popup_handled
#define POPUP_HANDLED_1	    0x01    // used by mouse_find_win()
#define POPUP_HANDLED_2	    0x02    // used by popup_do_filter()
#define POPUP_HANDLED_3	    0x04    // used by popup_check_cursor_pos()
#define POPUP_HANDLED_4	    0x08    // used by may_update_popup_mask()
#define POPUP_HANDLED_5	    0x10    // used by update_popups()

/*
 * Terminal highlighting attribute bits.
 * Attributes above HL_ALL are used for syntax highlighting.
 */
#define HL_NORMAL		0x00
#define HL_INVERSE		0x01
#define HL_BOLD			0x02
#define HL_ITALIC		0x04
#define HL_UNDERLINE		0x08
#define HL_UNDERCURL		0x10
#define HL_UNDERDOUBLE		0x20
#define HL_UNDERDOTTED		0x40
#define HL_UNDERDASHED		0x80
#define HL_STANDOUT		0x100
#define HL_NOCOMBINE		0x200
#define HL_STRIKETHROUGH	0x400
#define HL_ALL			0x7ff

// special attribute addition: Put message in history
#define MSG_HIST		0x1000

/*
 * Values for State.
 *
 * The lower bits up to 0x80 are used to distinguish normal/visual/op_pending
 * /cmdline/insert/replace/terminal mode.  This is used for mapping.  If none
 * of these bits are set, no mapping is done.  See the comment above do_map().
 * The upper bits are used to distinguish between other states and variants of
 * the base modes.
 */
#define MODE_NORMAL	0x01	// Normal mode, command expected
#define MODE_VISUAL	0x02	// Visual mode - use get_real_state()
#define MODE_OP_PENDING	0x04	// Normal mode, operator is pending - use
				// get_real_state()
#define MODE_CMDLINE	0x08	// Editing the command line
#define MODE_INSERT	0x10	// Insert mode, also for Replace mode
#define MODE_LANGMAP	0x20	// Language mapping, can be combined with
				// MODE_INSERT and MODE_CMDLINE
#define MODE_SELECT	0x40	// Select mode, use get_real_state()
#define MODE_TERMINAL	0x80	// Terminal mode

#define MAP_ALL_MODES	0xff    // all mode bits used for mapping

#define REPLACE_FLAG	0x100	// Replace mode flag
#define MODE_REPLACE	(REPLACE_FLAG | MODE_INSERT)
#define VREPLACE_FLAG	0x200	// Virtual-replace mode flag
#define MODE_VREPLACE	(REPLACE_FLAG | VREPLACE_FLAG | MODE_INSERT)
#define MODE_LREPLACE	(REPLACE_FLAG | MODE_LANGMAP)

#define MODE_NORMAL_BUSY (0x1000 | MODE_NORMAL)
				// Normal mode, busy with a command
#define MODE_HITRETURN	(0x2000 | MODE_NORMAL)
				// waiting for return or command
#define MODE_ASKMORE	0x3000	// Asking if you want --more--
#define MODE_SETWSIZE	0x4000	// window size has changed
#define MODE_EXTERNCMD	0x5000	// executing an external command
#define MODE_SHOWMATCH	(0x6000 | MODE_INSERT) // show matching paren
#define MODE_CONFIRM	0x7000	// ":confirm" prompt
#define MODE_ALL	0xffff

#define MODE_MAX_LENGTH	4	// max mode length used by get_mode(),
				// including the terminating NUL

// directions
#define FORWARD			1
#define BACKWARD		(-1)
#define FORWARD_FILE		3
#define BACKWARD_FILE		(-3)

// return values for functions
#if !(defined(OK) && (OK == 1))
// OK already defined to 1 in MacOS X curses, skip this
# define OK			1
#endif
#define FAIL			0
#define NOTDONE			2   // not OK or FAIL but skipped

// flags for b_flags
#define BF_RECOVERED	0x01	// buffer has been recovered
#define BF_CHECK_RO	0x02	// need to check readonly when loading file
				// into buffer (set by ":e", may be reset by
				// ":buf"
#define BF_NEVERLOADED	0x04	// file has never been loaded into buffer,
				// many variables still need to be set
#define BF_NOTEDITED	0x08	// Set when file name is changed after
				// starting to edit, reset when file is
				// written out.
#define BF_NEW		0x10	// file didn't exist when editing started
#define BF_NEW_W	0x20	// Warned for BF_NEW and file created
#define BF_READERR	0x40	// got errors while reading the file
#define BF_DUMMY	0x80	// dummy buffer, only used internally
#define BF_PRESERVED	0x100	// ":preserve" was used
#define BF_SYN_SET	0x200	// 'syntax' option was set
#define BF_NO_SEA	0x400	// no swap_exists_action (ATTENTION prompt)

// Mask to check for flags that prevent normal writing
#define BF_WRITE_MASK	(BF_NOTEDITED + BF_NEW + BF_READERR)

/*
 * values for xp_context when doing command line completion
 */
#define EXPAND_UNSUCCESSFUL	(-2)
#define EXPAND_OK		(-1)
#define EXPAND_NOTHING		0
#define EXPAND_COMMANDS		1
#define EXPAND_FILES		2
#define EXPAND_DIRECTORIES	3
#define EXPAND_SETTINGS		4
#define EXPAND_BOOL_SETTINGS	5
#define EXPAND_TAGS		6
#define EXPAND_OLD_SETTING	7
#define EXPAND_HELP		8
#define EXPAND_BUFFERS		9
#define EXPAND_EVENTS		10
#define EXPAND_MENUS		11
#define EXPAND_SYNTAX		12
#define EXPAND_HIGHLIGHT	13
#define EXPAND_AUGROUP		14
#define EXPAND_USER_VARS	15
#define EXPAND_MAPPINGS		16
#define EXPAND_TAGS_LISTFILES	17
#define EXPAND_FUNCTIONS	18
#define EXPAND_USER_FUNC	19
#define EXPAND_EXPRESSION	20
#define EXPAND_MENUNAMES	21
#define EXPAND_USER_COMMANDS	22
#define EXPAND_USER_CMD_FLAGS	23
#define EXPAND_USER_NARGS	24
#define EXPAND_USER_COMPLETE	25
#define EXPAND_ENV_VARS		26
#define EXPAND_LANGUAGE		27
#define EXPAND_COLORS		28
#define EXPAND_COMPILER		29
#define EXPAND_USER_DEFINED	30
#define EXPAND_USER_LIST	31
#define EXPAND_SHELLCMD		32
#define EXPAND_CSCOPE		33
#define EXPAND_SIGN		34
#define EXPAND_PROFILE		35
#define EXPAND_BEHAVE		36
#define EXPAND_FILETYPE		37
#define EXPAND_FILES_IN_PATH	38
#define EXPAND_OWNSYNTAX	39
#define EXPAND_LOCALES		40
#define EXPAND_HISTORY		41
#define EXPAND_USER		42
#define EXPAND_SYNTIME		43
#define EXPAND_USER_ADDR_TYPE	44
#define EXPAND_PACKADD		45
#define EXPAND_MESSAGES		46
#define EXPAND_MAPCLEAR		47
#define EXPAND_ARGLIST		48
#define EXPAND_DIFF_BUFFERS	49
#define EXPAND_DISASSEMBLE	50
#define EXPAND_BREAKPOINT	51
#define EXPAND_SCRIPTNAMES	52

// Values for exmode_active (0 is no exmode)
#define EXMODE_NORMAL		1
#define EXMODE_VIM		2

// Values for nextwild() and ExpandOne().  See ExpandOne() for meaning.
#define WILD_FREE		1
#define WILD_EXPAND_FREE	2
#define WILD_EXPAND_KEEP	3
#define WILD_NEXT		4
#define WILD_PREV		5
#define WILD_ALL		6
#define WILD_LONGEST		7
#define WILD_ALL_KEEP		8
#define WILD_CANCEL		9
#define WILD_APPLY		10
#define WILD_PAGEUP		11
#define WILD_PAGEDOWN		12

#define WILD_LIST_NOTFOUND	    0x01
#define WILD_HOME_REPLACE	    0x02
#define WILD_USE_NL		    0x04
#define WILD_NO_BEEP		    0x08
#define WILD_ADD_SLASH		    0x10
#define WILD_KEEP_ALL		    0x20
#define WILD_SILENT		    0x40
#define WILD_ESCAPE		    0x80
#define WILD_ICASE		    0x100
#define WILD_ALLLINKS		    0x200
#define WILD_IGNORE_COMPLETESLASH   0x400
#define WILD_NOERROR		    0x800  // sets EW_NOERROR
#define WILD_BUFLASTUSED	    0x1000
#define BUF_DIFF_FILTER		    0x2000

// Flags for expand_wildcards()
#define EW_DIR		0x01	// include directory names
#define EW_FILE		0x02	// include file names
#define EW_NOTFOUND	0x04	// include not found names
#define EW_ADDSLASH	0x08	// append slash to directory name
#define EW_KEEPALL	0x10	// keep all matches
#define EW_SILENT	0x20	// don't print "1 returned" from shell
#define EW_EXEC		0x40	// executable files
#define EW_PATH		0x80	// search in 'path' too
#define EW_ICASE	0x100	// ignore case
#define EW_NOERROR	0x200	// no error for bad regexp
#define EW_NOTWILD	0x400	// add match with literal name if exists
#define EW_KEEPDOLLAR	0x800	// do not escape $, $var is expanded
// Note: mostly EW_NOTFOUND and EW_SILENT are mutually exclusive: EW_NOTFOUND
// is used when executing commands and EW_SILENT for interactive expanding.
#define EW_ALLLINKS	0x1000	// also links not pointing to existing file
#define EW_SHELLCMD	0x2000	// called from expand_shellcmd(), don't check
				// if executable is in $PATH
#define EW_DODOT	0x4000	// also files starting with a dot
#define EW_EMPTYOK	0x8000	// no matches is not an error
#define EW_NOTENV	0x10000	// do not expand environment variables

// Flags for find_file_*() functions.
#define FINDFILE_FILE	0	// only files
#define FINDFILE_DIR	1	// only directories
#define FINDFILE_BOTH	2	// files and directories

#define W_ENDCOL(wp)	((wp)->w_wincol + (wp)->w_width)
#ifdef FEAT_MENU
# define W_WINROW(wp)	((wp)->w_winrow + (wp)->w_winbar_height)
#else
# define W_WINROW(wp)	(wp->w_winrow)
#endif

// Values for the find_pattern_in_path() function args 'type' and 'action':
#define FIND_ANY	1
#define FIND_DEFINE	2
#define CHECK_PATH	3

#define ACTION_SHOW	1
#define ACTION_GOTO	2
#define ACTION_SPLIT	3
#define ACTION_SHOW_ALL	4
#define ACTION_EXPAND	5

#ifdef FEAT_SYN_HL
# define SST_MIN_ENTRIES 150	// minimal size for state stack array
# define SST_MAX_ENTRIES 1000	// maximal size for state stack array
# define SST_FIX_STATES	 7	// size of sst_stack[].
# define SST_DIST	 16	// normal distance between entries
# define SST_INVALID	((synstate_T *)-1)	// invalid syn_state pointer

# define HL_CONTAINED	0x01	// not used on toplevel
# define HL_TRANSP	0x02	// has no highlighting
# define HL_ONELINE	0x04	// match within one line only
# define HL_HAS_EOL	0x08	// end pattern that matches with $
# define HL_SYNC_HERE	0x10	// sync point after this item (syncing only)
# define HL_SYNC_THERE	0x20	// sync point at current line (syncing only)
# define HL_MATCH	0x40	// use match ID instead of item ID
# define HL_SKIPNL	0x80	// nextgroup can skip newlines
# define HL_SKIPWHITE	0x100	// nextgroup can skip white space
# define HL_SKIPEMPTY	0x200	// nextgroup can skip empty lines
# define HL_KEEPEND	0x400	// end match always kept
# define HL_EXCLUDENL	0x800	// exclude NL from match
# define HL_DISPLAY	0x1000	// only used for displaying, not syncing
# define HL_FOLD	0x2000	// define fold
# define HL_EXTEND	0x4000	// ignore a keepend
# define HL_MATCHCONT	0x8000	// match continued from previous line
# define HL_TRANS_CONT	0x10000 // transparent item without contains arg
# define HL_CONCEAL	0x20000 // can be concealed
# define HL_CONCEALENDS	0x40000 // can be concealed
#endif

// Values for 'options' argument in do_search() and searchit()
#define SEARCH_REV    0x01  // go in reverse of previous dir.
#define SEARCH_ECHO   0x02  // echo the search command and handle options
#define SEARCH_MSG    0x0c  // give messages (yes, it's not 0x04)
#define SEARCH_NFMSG  0x08  // give all messages except not found
#define SEARCH_OPT    0x10  // interpret optional flags
#define SEARCH_HIS    0x20  // put search pattern in history
#define SEARCH_END    0x40  // put cursor at end of match
#define SEARCH_NOOF   0x80  // don't add offset to position
#define SEARCH_START 0x100  // start search without col offset
#define SEARCH_MARK  0x200  // set previous context mark
#define SEARCH_KEEP  0x400  // keep previous search pattern
#define SEARCH_PEEK  0x800  // peek for typed char, cancel search
#define SEARCH_COL  0x1000  // start at specified column instead of zero

// Values for find_ident_under_cursor()
#define FIND_IDENT	1	// find identifier (word)
#define FIND_STRING	2	// find any string (WORD)
#define FIND_EVAL	4	// include "->", "[]" and "."
#define FIND_NOERROR	8	// no error when no word found

// Values for file_name_in_line()
#define FNAME_MESS	1	// give error message
#define FNAME_EXP	2	// expand to path
#define FNAME_HYP	4	// check for hypertext link
#define FNAME_INCL	8	// apply 'includeexpr'
#define FNAME_REL	16	// ".." and "./" are relative to the (current)
				// file instead of the current directory
#define FNAME_UNESC	32	// remove backslashes used for escaping

// Values for buflist_getfile()
#define GETF_SETMARK	0x01	// set pcmark before jumping
#define GETF_ALT	0x02	// jumping to alternate file (not buf num)
#define GETF_SWITCH	0x04	// respect 'switchbuf' settings when jumping

// Return values of getfile()
#define GETFILE_ERROR	    1	// normal error
#define GETFILE_NOT_WRITTEN 2	// "not written" error
#define GETFILE_SAME_FILE   0	// success, same file
#define GETFILE_OPEN_OTHER (-1)	// success, opened another file
#define GETFILE_UNUSED	    8
#define GETFILE_SUCCESS(x)  ((x) <= 0)

// Values for buflist_new() flags
#define BLN_CURBUF	1	// may re-use curbuf for new buffer
#define BLN_LISTED	2	// put new buffer in buffer list
#define BLN_DUMMY	4	// allocating dummy buffer
#define BLN_NEW		8	// create a new buffer
#define BLN_NOOPT	16	// don't copy options to existing buffer
#define BLN_DUMMY_OK	32	// also find an existing dummy buffer
#define BLN_REUSE	64	// may re-use number from buf_reuse
#define BLN_NOCURWIN	128	// buffer is not associated with curwin

// Values for in_cinkeys()
#define KEY_OPEN_FORW	0x101
#define KEY_OPEN_BACK	0x102
#define KEY_COMPLETE	0x103	// end of completion

// Used for the first argument of do_map()
#define MAPTYPE_MAP	0
#define MAPTYPE_UNMAP	1
#define MAPTYPE_NOREMAP	2

// Values for "noremap" argument of ins_typebuf().  Also used for
// map->m_noremap and menu->noremap[].
#define REMAP_YES	0	// allow remapping
#define REMAP_NONE	(-1)	// no remapping
#define REMAP_SCRIPT	(-2)	// remap script-local mappings only
#define REMAP_SKIP	(-3)	// no remapping for first char

// Values for mch_call_shell() second argument
#define SHELL_FILTER	1	// filtering text
#define SHELL_EXPAND	2	// expanding wildcards
#define SHELL_COOKED	4	// set term to cooked mode
#define SHELL_DOOUT	8	// redirecting output
#define SHELL_SILENT	16	// don't print error returned by command
#define SHELL_READ	32	// read lines and insert into buffer
#define SHELL_WRITE	64	// write lines from buffer

// Values returned by mch_nodetype()
#define NODE_NORMAL	0	// file or directory, check with mch_isdir()
#define NODE_WRITABLE	1	// something we can write to (character
				// device, fifo, socket, ..)
#define NODE_OTHER	2	// non-writable thing (e.g., block device)

// Values for readfile() flags
#define READ_NEW	0x01	// read a file into a new buffer
#define READ_FILTER	0x02	// read filter output
#define READ_STDIN	0x04	// read from stdin
#define READ_BUFFER	0x08	// read from curbuf (converting stdin)
#define READ_DUMMY	0x10	// reading into a dummy buffer
#define READ_KEEP_UNDO	0x20	// keep undo info
#define READ_FIFO	0x40	// read from fifo or socket
#define READ_NOWINENTER 0x80	// do not trigger BufWinEnter
#define READ_NOFILE	0x100	// do not read a file, do trigger BufReadCmd

// Values for change_indent()
#define INDENT_SET	1	// set indent
#define INDENT_INC	2	// increase indent
#define INDENT_DEC	3	// decrease indent

// Values for flags argument for findmatchlimit()
#define FM_BACKWARD	0x01	// search backwards
#define FM_FORWARD	0x02	// search forwards
#define FM_BLOCKSTOP	0x04	// stop at start/end of block
#define FM_SKIPCOMM	0x08	// skip comments

// Values for action argument for do_buffer() and close_buffer()
#define DOBUF_GOTO	0	// go to specified buffer
#define DOBUF_SPLIT	1	// split window and go to specified buffer
#define DOBUF_UNLOAD	2	// unload specified buffer(s)
#define DOBUF_DEL	3	// delete specified buffer(s) from buflist
#define DOBUF_WIPE	4	// delete specified buffer(s) really
#define DOBUF_WIPE_REUSE 5	// like DOBUF_WIPE and keep number for reuse

// Values for start argument for do_buffer()
#define DOBUF_CURRENT	0	// "count" buffer from current buffer
#define DOBUF_FIRST	1	// "count" buffer from first buffer
#define DOBUF_LAST	2	// "count" buffer from last buffer
#define DOBUF_MOD	3	// "count" mod. buffer from current buffer

// Values for flags argument of do_buffer()
#define DOBUF_FORCEIT	1	// :cmd!
#define DOBUF_NOPOPUP	2	// skip popup window buffers

// Values for sub_cmd and which_pat argument for search_regcomp()
// Also used for which_pat argument for searchit()
#define RE_SEARCH	0	// save/use pat in/from search_pattern
#define RE_SUBST	1	// save/use pat in/from subst_pattern
#define RE_BOTH		2	// save pat in both patterns
#define RE_LAST		2	// use last used pattern if "pat" is NULL

// Second argument for vim_regcomp().
#define RE_MAGIC	1	// 'magic' option
#define RE_STRING	2	// match in string instead of buffer text
#define RE_STRICT	4	// don't allow [abc] without ]
#define RE_AUTO		8	// automatic engine selection

#ifdef FEAT_SYN_HL
// values for reg_do_extmatch
# define REX_SET	1	// to allow \z\(...\),
# define REX_USE	2	// to allow \z\1 et al.
# define REX_ALL	(REX_SET | REX_USE)
#endif

// Return values for fullpathcmp()
// Note: can use (fullpathcmp() & FPC_SAME) to check for equal files
#define FPC_SAME	1	// both exist and are the same file.
#define FPC_DIFF	2	// both exist and are different files.
#define FPC_NOTX	4	// both don't exist.
#define FPC_DIFFX	6	// one of them doesn't exist.
#define FPC_SAMEX	7	// both don't exist and file names are same.

// flags for do_ecmd()
#define ECMD_HIDE	0x01	// don't free the current buffer
#define ECMD_SET_HELP	0x02	// set b_help flag of (new) buffer before
				// opening file
#define ECMD_OLDBUF	0x04	// use existing buffer if it exists
#define ECMD_FORCEIT	0x08	// ! used in Ex command
#define ECMD_ADDBUF	0x10	// don't edit, just add to buffer list
#define ECMD_ALTBUF	0x20	// like ECMD_ADDBUF and set the alternate file
#define ECMD_NOWINENTER	0x40	// do not trigger BufWinEnter

// for lnum argument in do_ecmd()
#define ECMD_LASTL	(linenr_T)0	// use last position in loaded file
#define ECMD_LAST	((linenr_T)-1)	// use last position in all files
#define ECMD_ONE	(linenr_T)1	// use first line

// flags for do_cmdline()
#define DOCMD_VERBOSE	0x01	// included command in error message
#define DOCMD_NOWAIT	0x02	// don't call wait_return() and friends
#define DOCMD_REPEAT	0x04	// repeat exec. until getline() returns NULL
#define DOCMD_KEYTYPED	0x08	// don't reset KeyTyped
#define DOCMD_EXCRESET	0x10	// reset exception environment (for debugging)
#define DOCMD_KEEPLINE  0x20	// keep typed line for repeating with "."
#define DOCMD_RANGEOK	0x40	// can use a range without ":" in Vim9 script

// flags for beginline()
#define BL_WHITE	1	// cursor on first non-white in the line
#define BL_SOL		2	// use 'sol' option
#define BL_FIX		4	// don't leave cursor on a NUL

// flags for mf_sync()
#define MFS_ALL		1	// also sync blocks with negative numbers
#define MFS_STOP	2	// stop syncing when a character is available
#define MFS_FLUSH	4	// flushed file to disk
#define MFS_ZERO	8	// only write block 0

// flags for buf_copy_options()
#define BCO_ENTER	1	// going to enter the buffer
#define BCO_ALWAYS	2	// always copy the options
#define BCO_NOHELP	4	// don't touch the help related options

// flags for do_put()
#define PUT_FIXINDENT	1	// make indent look nice
#define PUT_CURSEND	2	// leave cursor after end of new text
#define PUT_CURSLINE	4	// leave cursor on last line of new text
#define PUT_LINE	8	// put register as lines
#define PUT_LINE_SPLIT	16	// split line for linewise register
#define PUT_LINE_FORWARD 32	// put linewise register below Visual sel.
#define PUT_BLOCK_INNER 64      // in block mode, do not add trailing spaces

// flags for set_indent()
#define SIN_CHANGED	1	// call changed_bytes() when line changed
#define SIN_INSERT	2	// insert indent before existing text
#define SIN_UNDO	4	// save line for undo before changing it

// flags for insertchar()
#define INSCHAR_FORMAT	1	// force formatting
#define INSCHAR_DO_COM	2	// format comments
#define INSCHAR_CTRLV	4	// char typed just after CTRL-V
#define INSCHAR_NO_FEX	8	// don't use 'formatexpr'
#define INSCHAR_COM_LIST 16	// format comments with list/2nd line indent

// flags for open_line()
#define OPENLINE_DELSPACES  0x01    // delete spaces after cursor
#define OPENLINE_DO_COM	    0x02    // format comments
#define OPENLINE_KEEPTRAIL  0x04    // keep trailing spaces
#define OPENLINE_MARKFIX    0x08    // fix mark positions
#define OPENLINE_COM_LIST   0x10    // format comments with list/2nd line indent
#define OPENLINE_FORMAT	    0x20    // formatting long comment

// There are five history tables:
#define HIST_CMD	0	// colon commands
#define HIST_SEARCH	1	// search commands
#define HIST_EXPR	2	// expressions (from entering = register)
#define HIST_INPUT	3	// input() lines
#define HIST_DEBUG	4	// debug commands
#define HIST_COUNT	5	// number of history tables

// The type numbers are fixed for backwards compatibility.
#define BARTYPE_VERSION 1
#define BARTYPE_HISTORY 2
#define BARTYPE_REGISTER 3
#define BARTYPE_MARK 4

#define VIMINFO_VERSION 4
#define VIMINFO_VERSION_WITH_HISTORY 2
#define VIMINFO_VERSION_WITH_REGISTERS 3
#define VIMINFO_VERSION_WITH_MARKS 4

/*
 * Values for do_tag().
 */
#define DT_TAG		1	// jump to newer position or same tag again
#define DT_POP		2	// jump to older position
#define DT_NEXT		3	// jump to next match of same tag
#define DT_PREV		4	// jump to previous match of same tag
#define DT_FIRST	5	// jump to first match of same tag
#define DT_LAST		6	// jump to first match of same tag
#define DT_SELECT	7	// jump to selection from list
#define DT_HELP		8	// like DT_TAG, but no wildcards
#define DT_JUMP		9	// jump to new tag or selection from list
#define DT_CSCOPE	10	// cscope find command (like tjump)
#define DT_LTAG		11	// tag using location list
#define DT_FREE		99	// free cached matches

/*
 * flags for find_tags().
 */
#define TAG_HELP	1	// only search for help tags
#define TAG_NAMES	2	// only return name of tag
#define	TAG_REGEXP	4	// use tag pattern as regexp
#define	TAG_NOIC	8	// don't always ignore case
#ifdef FEAT_CSCOPE
# define TAG_CSCOPE	16	// cscope tag
#endif
#define TAG_VERBOSE	32	// message verbosity
#define TAG_INS_COMP	64	// Currently doing insert completion
#define TAG_KEEP_LANG	128	// keep current language
#define TAG_NO_TAGFUNC	256	// do not use 'tagfunc'

#define TAG_MANY	300	// When finding many tags (for completion),
				// find up to this many tags

/*
 * Types of dialogs passed to do_vim_dialog().
 */
#define VIM_GENERIC	0
#define VIM_ERROR	1
#define VIM_WARNING	2
#define VIM_INFO	3
#define VIM_QUESTION	4
#define VIM_LAST_TYPE	4	// sentinel value

/*
 * Return values for functions like gui_yesnocancel()
 */
#define VIM_YES		2
#define VIM_NO		3
#define VIM_CANCEL	4
#define VIM_ALL		5
#define VIM_DISCARDALL  6

/*
 * arguments for win_split()
 */
#define WSP_ROOM	0x01	// require enough room
#define WSP_VERT	0x02	// split/equalize vertically
#define WSP_HOR		0x04	// equalize horizontally
#define WSP_TOP		0x08	// window at top-left of shell
#define WSP_BOT		0x10	// window at bottom-right of shell
#define WSP_HELP	0x20	// creating the help window
#define WSP_BELOW	0x40	// put new window below/right
#define WSP_ABOVE	0x80	// put new window above/left
#define WSP_NEWLOC	0x100	// don't copy location list

/*
 * arguments for gui_set_shellsize()
 */
#define RESIZE_VERT	1	// resize vertically
#define RESIZE_HOR	2	// resize horizontally
#define RESIZE_BOTH	15	// resize in both directions

/*
 * flags for check_changed()
 */
#define CCGD_AW		1	// do autowrite if buffer was changed
#define CCGD_MULTWIN	2	// check also when several wins for the buf
#define CCGD_FORCEIT	4	// ! used
#define CCGD_ALLBUF	8	// may write all buffers
#define CCGD_EXCMD	16	// may suggest using !

/*
 * "flags" values for option-setting functions.
 * When OPT_GLOBAL and OPT_LOCAL are both missing, set both local and global
 * values, get local value.
 */
#define OPT_FREE	0x01	// free old value if it was allocated
#define OPT_GLOBAL	0x02	// use global value
#define OPT_LOCAL	0x04	// use local value
#define OPT_MODELINE	0x08	// option in modeline
#define OPT_WINONLY	0x10	// only set window-local options
#define OPT_NOWIN	0x20	// don't set window-local options
#define OPT_ONECOLUMN	0x40	// list options one per line
#define OPT_NO_REDRAW	0x80	// ignore redraw flags on option
#define OPT_SKIPRTP	0x100	// "skiprtp" in 'sessionoptions'

// Magic chars used in confirm dialog strings
#define DLG_BUTTON_SEP	'\n'
#define DLG_HOTKEY_CHAR	'&'

// Values for "starting"
#define NO_SCREEN	2	// no screen updating yet
#define NO_BUFFERS	1	// not all buffers loaded yet
//			0	   not starting anymore

// Values for swap_exists_action: what to do when swap file already exists
#define SEA_NONE	0	// don't use dialog
#define SEA_DIALOG	1	// use dialog when possible
#define SEA_QUIT	2	// quit editing the file
#define SEA_RECOVER	3	// recover the file
#define SEA_READONLY	4	// no dialog, mark buffer as read-only

/*
 * Minimal size for block 0 of a swap file.
 * NOTE: This depends on size of struct block0! It's not done with a sizeof(),
 * because struct block0 is defined in memline.c (Sorry).
 * The maximal block size is arbitrary.
 */
#define MIN_SWAP_PAGE_SIZE 1048
#define MAX_SWAP_PAGE_SIZE 50000

// Special values for current_sctx.sc_sid.
#define SID_MODELINE	(-1)	// when using a modeline
#define SID_CMDARG	(-2)	// for "--cmd" argument
#define SID_CARG	(-3)	// for "-c" argument
#define SID_ENV		(-4)	// for sourcing environment variable
#define SID_ERROR	(-5)	// option was reset because of an error
#define SID_NONE	(-6)	// don't set scriptID
#define SID_WINLAYOUT	(-7)	// changing window size

/*
 * Events for autocommands.
 */
enum auto_event
{
    EVENT_BUFADD = 0,		// after adding a buffer to the buffer list
    EVENT_BUFDELETE,		// deleting a buffer from the buffer list
    EVENT_BUFENTER,		// after entering a buffer
    EVENT_BUFFILEPOST,		// after renaming a buffer
    EVENT_BUFFILEPRE,		// before renaming a buffer
    EVENT_BUFHIDDEN,		// just after buffer becomes hidden
    EVENT_BUFLEAVE,		// before leaving a buffer
    EVENT_BUFNEW,		// after creating any buffer
    EVENT_BUFNEWFILE,		// when creating a buffer for a new file
    EVENT_BUFREADCMD,		// read buffer using command
    EVENT_BUFREADPOST,		// after reading a buffer
    EVENT_BUFREADPRE,		// before reading a buffer
    EVENT_BUFUNLOAD,		// just before unloading a buffer
    EVENT_BUFWINENTER,		// after showing a buffer in a window
    EVENT_BUFWINLEAVE,		// just after buffer removed from window
    EVENT_BUFWIPEOUT,		// just before really deleting a buffer
    EVENT_BUFWRITECMD,		// write buffer using command
    EVENT_BUFWRITEPOST,		// after writing a buffer
    EVENT_BUFWRITEPRE,		// before writing a buffer
    EVENT_CMDLINECHANGED,	// command line was modified
    EVENT_CMDLINEENTER,		// after entering the command line
    EVENT_CMDLINELEAVE,		// before leaving the command line
    EVENT_CMDUNDEFINED,		// command undefined
    EVENT_CMDWINENTER,		// after entering the cmdline window
    EVENT_CMDWINLEAVE,		// before leaving the cmdline window
    EVENT_COLORSCHEME,		// after loading a colorscheme
    EVENT_COLORSCHEMEPRE,	// before loading a colorscheme
    EVENT_COMPLETECHANGED,	// after completion popup menu changed
    EVENT_COMPLETEDONE,		// after finishing insert complete
    EVENT_COMPLETEDONEPRE,	// idem, before clearing info
    EVENT_CURSORHOLD,		// cursor in same position for a while
    EVENT_CURSORHOLDI,		// idem, in Insert mode
    EVENT_CURSORMOVED,		// cursor was moved
    EVENT_CURSORMOVEDI,		// cursor was moved in Insert mode
    EVENT_DIFFUPDATED,		// after diffs were updated
    EVENT_DIRCHANGED,		// after user changed directory
    EVENT_DIRCHANGEDPRE,	// before directory changes
    EVENT_ENCODINGCHANGED,	// after changing the 'encoding' option
    EVENT_EXITPRE,		// before exiting
    EVENT_FILEAPPENDCMD,	// append to a file using command
    EVENT_FILEAPPENDPOST,	// after appending to a file
    EVENT_FILEAPPENDPRE,	// before appending to a file
    EVENT_FILECHANGEDRO,	// before first change to read-only file
    EVENT_FILECHANGEDSHELL,	// after shell command that changed file
    EVENT_FILECHANGEDSHELLPOST,	// after (not) reloading changed file
    EVENT_FILEREADCMD,		// read from a file using command
    EVENT_FILEREADPOST,		// after reading a file
    EVENT_FILEREADPRE,		// before reading a file
    EVENT_FILETYPE,		// new file type detected (user defined)
    EVENT_FILEWRITECMD,		// write to a file using command
    EVENT_FILEWRITEPOST,	// after writing a file
    EVENT_FILEWRITEPRE,		// before writing a file
    EVENT_FILTERREADPOST,	// after reading from a filter
    EVENT_FILTERREADPRE,	// before reading from a filter
    EVENT_FILTERWRITEPOST,	// after writing to a filter
    EVENT_FILTERWRITEPRE,	// before writing to a filter
    EVENT_FOCUSGAINED,		// got the focus
    EVENT_FOCUSLOST,		// lost the focus to another app
    EVENT_FUNCUNDEFINED,	// if calling a function which doesn't exist
    EVENT_GUIENTER,		// after starting the GUI
    EVENT_GUIFAILED,		// after starting the GUI failed
    EVENT_INSERTCHANGE,		// when changing Insert/Replace mode
    EVENT_INSERTCHARPRE,	// before inserting a char
    EVENT_INSERTENTER,		// when entering Insert mode
    EVENT_INSERTLEAVEPRE,	// just before leaving Insert mode
    EVENT_INSERTLEAVE,		// just after leaving Insert mode
    EVENT_MENUPOPUP,		// just before popup menu is displayed
    EVENT_MODECHANGED,		// after changing the mode
    EVENT_OPTIONSET,		// option was set
    EVENT_QUICKFIXCMDPOST,	// after :make, :grep etc.
    EVENT_QUICKFIXCMDPRE,	// before :make, :grep etc.
    EVENT_QUITPRE,		// before :quit
    EVENT_REMOTEREPLY,		// upon string reception from a remote vim
    EVENT_SAFESTATE,		// going to wait for a character
    EVENT_SAFESTATEAGAIN,	// still waiting for a character
    EVENT_SESSIONLOADPOST,	// after loading a session file
    EVENT_SHELLCMDPOST,		// after ":!cmd"
    EVENT_SHELLFILTERPOST,	// after ":1,2!cmd", ":w !cmd", ":r !cmd".
    EVENT_SIGUSR1,		// after the SIGUSR1 signal
    EVENT_SOURCECMD,		// sourcing a Vim script using command
    EVENT_SOURCEPRE,		// before sourcing a Vim script
    EVENT_SOURCEPOST,		// after sourcing a Vim script
    EVENT_SPELLFILEMISSING,	// spell file missing
    EVENT_STDINREADPOST,	// after reading from stdin
    EVENT_STDINREADPRE,		// before reading from stdin
    EVENT_SWAPEXISTS,		// found existing swap file
    EVENT_SYNTAX,		// syntax selected
    EVENT_TABCLOSED,		// after closing a tab page
    EVENT_TABENTER,		// after entering a tab page
    EVENT_TABLEAVE,		// before leaving a tab page
    EVENT_TABNEW,		// when entering a new tab page
    EVENT_TERMCHANGED,		// after changing 'term'
    EVENT_TERMINALOPEN,		// after a terminal buffer was created
    EVENT_TERMINALWINOPEN,	// after a terminal buffer was created and
				// entering its window
    EVENT_TERMRESPONSE,		// after setting "v:termresponse"
    EVENT_TEXTCHANGED,		// text was modified not in Insert mode
    EVENT_TEXTCHANGEDI,		// text was modified in Insert mode
    EVENT_TEXTCHANGEDP,		// TextChangedI with popup menu visible
    EVENT_TEXTYANKPOST,		// after some text was yanked
    EVENT_USER,			// user defined autocommand
    EVENT_VIMENTER,		// after starting Vim
    EVENT_VIMLEAVE,		// before exiting Vim
    EVENT_VIMLEAVEPRE,		// before exiting Vim and writing .viminfo
    EVENT_VIMRESIZED,		// after Vim window was resized
    EVENT_WINENTER,		// after entering a window
    EVENT_WINLEAVE,		// before leaving a window
    EVENT_WINNEW,		// when entering a new window
    EVENT_WINCLOSED,		// after closing a window
    EVENT_VIMSUSPEND,		// before Vim is suspended
    EVENT_VIMRESUME,		// after Vim is resumed
    EVENT_WINSCROLLED,		// after Vim window was scrolled

    NUM_EVENTS			// MUST be the last one
};

typedef enum auto_event event_T;

/*
 * Values for index in highlight_attr[].
 * When making changes, also update HL_FLAGS below!  And update the default
 * value of 'highlight' in option.c.
 */
typedef enum
{
    HLF_8 = 0	    // Meta & special keys listed with ":map", text that is
		    // displayed different from what it is
    , HLF_EOB	    // after the last line in the buffer
    , HLF_AT	    // @ characters at end of screen, characters that
		    // don't really exist in the text
    , HLF_D	    // directories in CTRL-D listing
    , HLF_E	    // error messages
    , HLF_H	    // obsolete, ignored
    , HLF_I	    // incremental search
    , HLF_L	    // last search string
    , HLF_LC	    // last search string under cursor
    , HLF_M	    // "--More--" message
    , HLF_CM	    // Mode (e.g., "-- INSERT --")
    , HLF_N	    // line number for ":number" and ":#" commands
    , HLF_LNA	    // LineNrAbove
    , HLF_LNB	    // LineNrBelow
    , HLF_CLN	    // current line number
    , HLF_CLS	    // current line sign column
    , HLF_CLF	    // current line fold
    , HLF_R	    // return to continue message and yes/no questions
    , HLF_S	    // status lines
    , HLF_SNC	    // status lines of not-current windows
    , HLF_C	    // column to separate vertically split windows
    , HLF_T	    // Titles for output from ":set all", ":autocmd" etc.
    , HLF_V	    // Visual mode
    , HLF_VNC	    // Visual mode, autoselecting and not clipboard owner
    , HLF_W	    // warning messages
    , HLF_WM	    // Wildmenu highlight
    , HLF_FL	    // Folded line
    , HLF_FC	    // Fold column
    , HLF_ADD	    // Added diff line
    , HLF_CHD	    // Changed diff line
    , HLF_DED	    // Deleted diff line
    , HLF_TXD	    // Text Changed in diff line
    , HLF_CONCEAL   // Concealed text
    , HLF_SC	    // Sign column
    , HLF_SPB	    // SpellBad
    , HLF_SPC	    // SpellCap
    , HLF_SPR	    // SpellRare
    , HLF_SPL	    // SpellLocal
    , HLF_PNI	    // popup menu normal item
    , HLF_PSI	    // popup menu selected item
    , HLF_PSB	    // popup menu scrollbar
    , HLF_PST	    // popup menu scrollbar thumb
    , HLF_TP	    // tabpage line
    , HLF_TPS	    // tabpage line selected
    , HLF_TPF	    // tabpage line filler
    , HLF_CUC	    // 'cursorcolumn'
    , HLF_CUL	    // 'cursorline'
    , HLF_MC	    // 'colorcolumn'
    , HLF_QFL	    // quickfix window line currently selected
    , HLF_ST	    // status lines of terminal windows
    , HLF_STNC	    // status lines of not-current terminal windows
    , HLF_COUNT	    // MUST be the last one
} hlf_T;

// The HL_FLAGS must be in the same order as the HLF_ enums!
// When changing this also adjust the default for 'highlight'.
#define HL_FLAGS {'8', '~', '@', 'd', 'e', 'h', 'i', 'l', 'y', 'm', 'M', \
		  'n', 'a', 'b', 'N', 'G', 'O', 'r', 's', 'S', 'c', 't', 'v', 'V', \
		  'w', 'W', 'f', 'F', 'A', 'C', 'D', 'T', '-', '>', \
		  'B', 'P', 'R', 'L', \
		  '+', '=', 'x', 'X', '*', '#', '_', '!', '.', 'o', 'q', \
		  'z', 'Z'}

/*
 * Boolean constants
 */
#ifndef TRUE
# define FALSE	0	    // note: this is an int, not a long!
# define TRUE	1
#endif

#define MAYBE	2	    // sometimes used for a variant on TRUE

#define LOG_ALWAYS 9	    // must be different from TRUE and FALSE

#ifdef FEAT_JOB_CHANNEL
// If "--log logfile" was used or ch_logfile() was called then log some or all
// terminal output.
# define MAY_WANT_TO_LOG_THIS if (ch_log_output == FALSE) ch_log_output = TRUE;
#else
// no logging support
# define MAY_WANT_TO_LOG_THIS
#endif

#ifndef UINT32_T
typedef UINT32_TYPEDEF UINT32_T;
#endif

/*
 * Operator IDs; The order must correspond to opchars[] in ops.c!
 */
#define OP_NOP		0	// no pending operation
#define OP_DELETE	1	// "d"  delete operator
#define OP_YANK		2	// "y"  yank operator
#define OP_CHANGE	3	// "c"  change operator
#define OP_LSHIFT	4	// "<"  left shift operator
#define OP_RSHIFT	5	// ">"  right shift operator
#define OP_FILTER	6	// "!"  filter operator
#define OP_TILDE	7	// "g~" switch case operator
#define OP_INDENT	8	// "="  indent operator
#define OP_FORMAT	9	// "gq" format operator
#define OP_COLON	10	// ":"  colon operator
#define OP_UPPER	11	// "gU" make upper case operator
#define OP_LOWER	12	// "gu" make lower case operator
#define OP_JOIN		13	// "J"  join operator, only for Visual mode
#define OP_JOIN_NS	14	// "gJ"  join operator, only for Visual mode
#define OP_ROT13	15	// "g?" rot-13 encoding
#define OP_REPLACE	16	// "r"  replace chars, only for Visual mode
#define OP_INSERT	17	// "I"  Insert column, only for Visual mode
#define OP_APPEND	18	// "A"  Append column, only for Visual mode
#define OP_FOLD		19	// "zf" define a fold
#define OP_FOLDOPEN	20	// "zo" open folds
#define OP_FOLDOPENREC	21	// "zO" open folds recursively
#define OP_FOLDCLOSE	22	// "zc" close folds
#define OP_FOLDCLOSEREC	23	// "zC" close folds recursively
#define OP_FOLDDEL	24	// "zd" delete folds
#define OP_FOLDDELREC	25	// "zD" delete folds recursively
#define OP_FORMAT2	26	// "gw" format operator, keeps cursor pos
#define OP_FUNCTION	27	// "g@" call 'operatorfunc'
#define OP_NR_ADD	28	// "<C-A>" Add to the number or alphabetic
				// character (OP_ADD conflicts with Perl)
#define OP_NR_SUB	29	// "<C-X>" Subtract from the number or
				// alphabetic character

/*
 * Motion types, used for operators and for yank/delete registers.
 */
#define MCHAR	0		// character-wise movement/register
#define MLINE	1		// line-wise movement/register
#define MBLOCK	2		// block-wise register

#define MAUTO	0xff		// Decide between MLINE/MCHAR

/*
 * Minimum screen size
 */
#define MIN_COLUMNS	12	// minimal columns for screen
#define MIN_LINES	2	// minimal lines for screen
#define STATUS_HEIGHT	1	// height of a status line under a window
#ifdef FEAT_MENU		// height of a status line under a window
# define WINBAR_HEIGHT(wp)	(wp)->w_winbar_height
# define VISIBLE_HEIGHT(wp)	((wp)->w_height + (wp)->w_winbar_height)
#else
# define WINBAR_HEIGHT(wp)	0
# define VISIBLE_HEIGHT(wp)	(wp)->w_height
#endif
#define QF_WINHEIGHT	10	// default height for quickfix window

/*
 * Buffer sizes
 */
#ifndef CMDBUFFSIZE
# define CMDBUFFSIZE	256	// size of the command processing buffer
#endif

#define LSIZE	    512		// max. size of a line in the tags file

#define IOSIZE	   (1024+1)	// file i/o and sprintf buffer size

#define DIALOG_MSG_SIZE 1000	// buffer size for dialog_msg()

#define MSG_BUF_LEN 480	// length of buffer for small messages
#define MSG_BUF_CLEN  (MSG_BUF_LEN / 6)    // cell length (worst case: utf-8
					   // takes 6 bytes for one cell)

#define FOLD_TEXT_LEN  51	// buffer size for get_foldtext()

// Size of the buffer used for tgetent().  Unfortunately this is largely
// undocumented, some systems use 1024.  Using a buffer that is too small
// causes a buffer overrun and a crash.  Use the maximum known value to stay
// on the safe side.
#define TBUFSZ 2048		// buffer size for termcap entry

/*
 * Maximum length of key sequence to be mapped.
 * Must be able to hold an Amiga resize report.
 */
#define MAXMAPLEN   50

// maximum length of a function name, including SID and NUL
#define MAX_FUNC_NAME_LEN   200

// Size in bytes of the hash used in the undo file.
#define UNDO_HASH_SIZE 32

#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif

#ifdef BINARY_FILE_IO
# define WRITEBIN   "wb"	// no CR-LF translation
# define READBIN    "rb"
# define APPENDBIN  "ab"
#else
# define WRITEBIN   "w"
# define READBIN    "r"
# define APPENDBIN  "a"
#endif

/*
 * Cygwin doesn't have a global way of making open() use binary I/O.
 * Use O_BINARY for all open() calls.
 */
#ifdef __CYGWIN__
# define O_EXTRA    O_BINARY
#else
# define O_EXTRA    0
#endif

#ifndef O_NOFOLLOW
# define O_NOFOLLOW 0
#endif

#ifndef W_OK
# define W_OK 2		// for systems that don't have W_OK in unistd.h
#endif
#ifndef R_OK
# define R_OK 4		// for systems that don't have R_OK in unistd.h
#endif

// Allocate memory for one type and cast the returned pointer to have the
// compiler check the types.
#define ALLOC_ONE(type)  (type *)alloc(sizeof(type))
#define ALLOC_ONE_ID(type, id)  (type *)alloc_id(sizeof(type), id)
#define ALLOC_MULT(type, count)  (type *)alloc(sizeof(type) * (count))
#define ALLOC_CLEAR_ONE(type)  (type *)alloc_clear(sizeof(type))
#define ALLOC_CLEAR_ONE_ID(type, id)  (type *)alloc_clear_id(sizeof(type), id)
#define ALLOC_CLEAR_MULT(type, count)  (type *)alloc_clear(sizeof(type) * (count))
#define LALLOC_CLEAR_ONE(type)  (type *)lalloc_clear(sizeof(type), FALSE)
#define LALLOC_CLEAR_MULT(type, count)  (type *)lalloc_clear(sizeof(type) * (count), FALSE)
#define LALLOC_MULT(type, count)  (type *)lalloc(sizeof(type) * (count), FALSE)

#ifdef HAVE_MEMSET
# define vim_memset(ptr, c, size)   memset((ptr), (c), (size))
#else
void *vim_memset(void *, int, size_t);
#endif
#define CLEAR_FIELD(field)  vim_memset(&(field), 0, sizeof(field))
#define CLEAR_POINTER(ptr)  vim_memset((ptr), 0, sizeof(*(ptr)))

/*
 * defines to avoid typecasts from (char_u *) to (char *) and back
 * (vim_strchr() and vim_strrchr() are now in strings.c)
 */
#define STRLEN(s)	    strlen((char *)(s))
#define STRCPY(d, s)	    strcpy((char *)(d), (char *)(s))
#define STRNCPY(d, s, n)    strncpy((char *)(d), (char *)(s), (size_t)(n))
#define STRCMP(d, s)	    strcmp((char *)(d), (char *)(s))
#define STRNCMP(d, s, n)    strncmp((char *)(d), (char *)(s), (size_t)(n))
#ifdef HAVE_STRCASECMP
# define STRICMP(d, s)	    strcasecmp((char *)(d), (char *)(s))
#else
# ifdef HAVE_STRICMP
#  define STRICMP(d, s)	    stricmp((char *)(d), (char *)(s))
# else
#  define STRICMP(d, s)	    vim_stricmp((char *)(d), (char *)(s))
# endif
#endif
#ifdef HAVE_STRCOLL
# define STRCOLL(d, s)     strcoll((char *)(d), (char *)(s))
#else
# define STRCOLL(d, s)     strcmp((char *)(d), (char *)(s))
#endif

// Like strcpy() but allows overlapped source and destination.
#define STRMOVE(d, s)	    mch_memmove((d), (s), STRLEN(s) + 1)

#ifdef HAVE_STRNCASECMP
# define STRNICMP(d, s, n)  strncasecmp((char *)(d), (char *)(s), (size_t)(n))
#else
# ifdef HAVE_STRNICMP
#  define STRNICMP(d, s, n) strnicmp((char *)(d), (char *)(s), (size_t)(n))
# else
#  define STRNICMP(d, s, n) vim_strnicmp((char *)(d), (char *)(s), (size_t)(n))
# endif
#endif

// We need to call mb_stricmp() even when we aren't dealing with a multi-byte
// encoding because mb_stricmp() takes care of all ascii and non-ascii
// encodings, including characters with umlauts in latin1, etc., while
// STRICMP() only handles the system locale version, which often does not
// handle non-ascii properly.

# define MB_STRICMP(d, s)	mb_strnicmp((char_u *)(d), (char_u *)(s), (int)MAXCOL)
# define MB_STRNICMP(d, s, n)	mb_strnicmp((char_u *)(d), (char_u *)(s), (int)(n))

#define STRCAT(d, s)	    strcat((char *)(d), (char *)(s))
#define STRNCAT(d, s, n)    strncat((char *)(d), (char *)(s), (size_t)(n))

#ifdef HAVE_STRPBRK
# define vim_strpbrk(s, cs) (char_u *)strpbrk((char *)(s), (char *)(cs))
#endif

#define OUT_STR(s)		    out_str((char_u *)(s))
#define OUT_STR_NF(s)		    out_str_nf((char_u *)(s))

#ifdef FEAT_GUI
# ifdef FEAT_TERMGUICOLORS
#  define GUI_FUNCTION(f)	    (gui.in_use ? gui_##f : termgui_##f)
#  define GUI_FUNCTION2(f, pixel)   (gui.in_use \
				    ?  ((pixel) != INVALCOLOR \
					? gui_##f((pixel)) \
					: INVALCOLOR) \
				    : termgui_##f((pixel)))
#  define USE_24BIT		    (gui.in_use || p_tgc)
# else
#  define GUI_FUNCTION(f)	    gui_##f
#  define GUI_FUNCTION2(f,pixel)    ((pixel) != INVALCOLOR \
				     ? gui_##f((pixel)) \
				     : INVALCOLOR)
#  define USE_24BIT		    gui.in_use
# endif
#else
# ifdef FEAT_TERMGUICOLORS
#  define GUI_FUNCTION(f)	    termgui_##f
#  define GUI_FUNCTION2(f, pixel)   termgui_##f((pixel))
#  define USE_24BIT		    p_tgc
# endif
#endif
#ifdef FEAT_TERMGUICOLORS
# define IS_CTERM		    (t_colors > 1 || p_tgc)
#else
# define IS_CTERM		    (t_colors > 1)
#endif
#ifdef GUI_FUNCTION
# define GUI_MCH_GET_RGB	    GUI_FUNCTION(mch_get_rgb)
# define GUI_MCH_GET_RGB2(pixel)    GUI_FUNCTION2(mch_get_rgb, (pixel))
# define GUI_MCH_GET_COLOR	    GUI_FUNCTION(mch_get_color)
# define GUI_GET_COLOR		    GUI_FUNCTION(get_color)
#endif

// Prefer using emsgf(), because perror() may send the output to the wrong
// destination and mess up the screen.
#ifdef HAVE_STRERROR
# define PERROR(msg)		    (void)semsg("%s: %s", (char *)(msg), strerror(errno))
#else
# define PERROR(msg)		    do_perror(msg)
#endif

typedef long	linenr_T;		// line number type
typedef int	colnr_T;		// column number type
typedef unsigned short disptick_T;	// display tick type

/*
 * Well, you won't believe it, but some S/390 machines ("host", now also known
 * as zServer) use 31 bit pointers. There are also some newer machines, that
 * use 64 bit pointers. I don't know how to distinguish between 31 and 64 bit
 * machines, so the best way is to assume 31 bits whenever we detect OS/390
 * Unix.
 * With this we restrict the maximum line length to 1073741823. I guess this is
 * not a real problem. BTW:  Longer lines are split.
 */
#ifdef __MVS__
# define MAXCOL (0x3fffffffL)		// maximum column number, 30 bits
# define MAXLNUM (0x3fffffffL)		// maximum (invalid) line number
#else
  // MAXCOL used to be INT_MAX, but with 64 bit ints that results in running
  // out of memory when trying to allocate a very long line.
# define MAXCOL  0x7fffffffL		// maximum column number
# define MAXLNUM LONG_MAX		// maximum (invalid) line number
#endif

#define SHOWCMD_COLS 10			// columns needed by shown command

typedef void	    *vim_acl_T;		// dummy to pass an ACL to a function

#ifndef mch_memmove
# define mch_memmove(to, from, len) memmove((char*)(to), (char*)(from), (size_t)(len))
#endif

/*
 * fnamecmp() is used to compare file names.
 * On some systems case in a file name does not matter, on others it does.
 * (this does not account for maximum name lengths and things like "../dir",
 * thus it is not 100% accurate!)
 */
#define fnamecmp(x, y) vim_fnamecmp((char_u *)(x), (char_u *)(y))
#define fnamencmp(x, y, n) vim_fnamencmp((char_u *)(x), (char_u *)(y), (size_t)(n))

#if defined(UNIX) || defined(FEAT_GUI) || defined(VMS) \
	|| defined(FEAT_CLIENTSERVER)
# define USE_INPUT_BUF
#endif

#ifndef EINTR
# define read_eintr(fd, buf, count) vim_read((fd), (buf), (count))
# define write_eintr(fd, buf, count) vim_write((fd), (buf), (count))
#endif

#ifdef MSWIN
// On MS-Windows the third argument isn't size_t.  This matters for Win64,
// where sizeof(size_t)==8, not 4
# define vim_read(fd, buf, count)   read((fd), (char *)(buf), (unsigned int)(count))
# define vim_write(fd, buf, count)  write((fd), (char *)(buf), (unsigned int)(count))
#else
# define vim_read(fd, buf, count)   read((fd), (char *)(buf), (size_t) (count))
# define vim_write(fd, buf, count)  write((fd), (char *)(buf), (size_t) (count))
#endif

/*
 * Enums need a typecast to be used as array index (for Ultrix).
 */
#define HL_ATTR(n)	highlight_attr[(int)(n)]
#define TERM_STR(n)	term_strings[(int)(n)]

/*
 * EXTERN is only defined in main.c.  That's where global variables are
 * actually defined and initialized.
 */
#ifndef EXTERN
# define EXTERN extern
# define INIT(x)
# define INIT2(a, b)
# define INIT3(a, b, c)
# define INIT4(a, b, c, d)
# define INIT5(a, b, c, d, e)
# define INIT6(a, b, c, d, e, f)
#else
# ifndef INIT
#  define INIT(x) x
#  define INIT2(a, b) = {a, b}
#  define INIT3(a, b, c) = {a, b, c}
#  define INIT4(a, b, c, d) = {a, b, c, d}
#  define INIT5(a, b, c, d, e) = {a, b, c, d, e}
#  define INIT6(a, b, c, d, e, f) = {a, b, c, d, e, f}
#  define DO_INIT
# endif
#endif

#define MAX_MCO	6	// maximum value for 'maxcombine'

// Maximum number of bytes in a multi-byte character.  It can be one 32-bit
// character of up to 6 bytes, or one 16-bit character of up to three bytes
// plus six following composing characters of three bytes each.
#define MB_MAXBYTES	21

#if (defined(FEAT_PROFILE) || defined(FEAT_RELTIME)) && !defined(PROTO)
# ifdef MSWIN
typedef LARGE_INTEGER proftime_T;
# else
typedef struct timeval proftime_T;
# endif
#else
typedef int proftime_T;	    // dummy for function prototypes
#endif

// Type of compilation passed to compile_def_function()
typedef enum {
    CT_NONE,	    // use df_instr
    CT_PROFILE,	    // use df_instr_prof
    CT_DEBUG	    // use df_instr_debug, overrules CT_PROFILE
} compiletype_T;

/*
 * When compiling with 32 bit Perl time_t is 32 bits in the Perl code but 64
 * bits elsewhere.  That causes memory corruption.  Define time_T and use it
 * for global variables to avoid that.
 */
#ifdef PROTO
typedef long  time_T;
#else
# ifdef MSWIN
typedef __time64_t  time_T;
# else
typedef time_t	    time_T;
# endif
#endif

#ifdef _WIN64
typedef __int64 sock_T;
#else
typedef int sock_T;
#endif

// Include option.h before structs.h, because the number of window-local and
// buffer-local options is used there.
#include "option.h"	// options and default values

#include "beval.h"	// BalloonEval

// Note that gui.h is included by structs.h

#include "structs.h"	// defines many structures

#include "alloc.h"

// Values for "do_profiling".
#define PROF_NONE	0	// profiling not started
#define PROF_YES	1	// profiling busy
#define PROF_PAUSED	2	// profiling paused


// Codes for mouse button events in lower three bits:
#define MOUSE_LEFT	0x00
#define MOUSE_MIDDLE	0x01
#define MOUSE_RIGHT	0x02
#define MOUSE_RELEASE	0x03

// bit masks for modifiers:
#define MOUSE_SHIFT	0x04
#define MOUSE_ALT	0x08
#define MOUSE_CTRL	0x10

// mouse buttons that are handled like a key press (GUI only)
// Note that the scroll wheel keys are inverted: MOUSE_5 scrolls lines up but
// the result of this is that the window moves down, similarly MOUSE_6 scrolls
// columns left but the window moves right.
#define MOUSE_4	0x100	// scroll wheel down
#define MOUSE_5	0x200	// scroll wheel up

#define MOUSE_X1	0x300 // Mouse-button X1 (6th)
#define MOUSE_X2	0x400 // Mouse-button X2

#define MOUSE_6	0x500	// scroll wheel left
#define MOUSE_7	0x600	// scroll wheel right

#define MOUSE_MOVE 0x700    // report mouse moved

// 0x20 is reserved by xterm
#define MOUSE_DRAG_XTERM   0x40

#define MOUSE_DRAG	(0x40 | MOUSE_RELEASE)

// Lowest button code for using the mouse wheel (xterm only)
#define MOUSEWHEEL_LOW		0x60

#define MOUSE_CLICK_MASK	0x03

#define NUM_MOUSE_CLICKS(code) \
    (((unsigned)((code) & 0xC0) >> 6) + 1)

#define SET_NUM_MOUSE_CLICKS(code, num) \
    ((code) = ((code) & 0x3f) | ((((num) - 1) & 3) << 6))

// Added to mouse column for GUI when 'mousefocus' wants to give focus to a
// window by simulating a click on its status line.  We could use up to 128 *
// 128 = 16384 columns, now it's reduced to 10000.
#define MOUSE_COLOFF 10000

/*
 * jump_to_mouse() returns one of first four these values, possibly with
 * some of the other three added.
 */
#define IN_UNKNOWN		0
#define IN_BUFFER		1
#define IN_STATUS_LINE		2	// on status or command line
#define IN_SEP_LINE		4	// on vertical separator line
#define IN_OTHER_WIN		8	// in other window but can't go there
#define CURSOR_MOVED		0x100
#define MOUSE_FOLD_CLOSE	0x200	// clicked on '-' in fold column
#define MOUSE_FOLD_OPEN		0x400	// clicked on '+' in fold column
#define MOUSE_WINBAR		0x800	// in window toolbar

// flags for jump_to_mouse()
#define MOUSE_FOCUS		0x01	// need to stay in this window
#define MOUSE_MAY_VIS		0x02	// may start Visual mode
#define MOUSE_DID_MOVE		0x04	// only act when mouse has moved
#define MOUSE_SETPOS		0x08	// only set current mouse position
#define MOUSE_MAY_STOP_VIS	0x10	// may stop Visual mode
#define MOUSE_RELEASED		0x20	// button was released

#if defined(UNIX) && defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
# define CHECK_DOUBLE_CLICK 1	// Checking for double clicks ourselves.
#endif


// defines for eval_vars()
#define VALID_PATH		1
#define VALID_HEAD		2

// Defines for Vim variables.  These must match vimvars[] in evalvars.c!
#define VV_COUNT	0
#define VV_COUNT1	1
#define VV_PREVCOUNT	2
#define VV_ERRMSG	3
#define VV_WARNINGMSG	4
#define VV_STATUSMSG	5
#define VV_SHELL_ERROR	6
#define VV_THIS_SESSION	7
#define VV_VERSION	8
#define VV_LNUM		9
#define VV_TERMRESPONSE	10
#define VV_FNAME	11
#define VV_LANG		12
#define VV_LC_TIME	13
#define VV_CTYPE	14
#define VV_CC_FROM	15
#define VV_CC_TO	16
#define VV_FNAME_IN	17
#define VV_FNAME_OUT	18
#define VV_FNAME_NEW	19
#define VV_FNAME_DIFF	20
#define VV_CMDARG	21
#define VV_FOLDSTART	22
#define VV_FOLDEND	23
#define VV_FOLDDASHES	24
#define VV_FOLDLEVEL	25
#define VV_PROGNAME	26
#define VV_SEND_SERVER	27
#define VV_DYING	28
#define VV_EXCEPTION	29
#define VV_THROWPOINT	30
#define VV_REG		31
#define VV_CMDBANG	32
#define VV_INSERTMODE	33
#define VV_VAL		34
#define VV_KEY		35
#define VV_PROFILING	36
#define VV_FCS_REASON	37
#define VV_FCS_CHOICE	38
#define VV_BEVAL_BUFNR	39
#define VV_BEVAL_WINNR	40
#define VV_BEVAL_WINID	41
#define VV_BEVAL_LNUM	42
#define VV_BEVAL_COL	43
#define VV_BEVAL_TEXT	44
#define VV_SCROLLSTART	45
#define VV_SWAPNAME	46
#define VV_SWAPCHOICE	47
#define VV_SWAPCOMMAND	48
#define VV_CHAR		49
#define VV_MOUSE_WIN	50
#define VV_MOUSE_WINID	51
#define VV_MOUSE_LNUM   52
#define VV_MOUSE_COL	53
#define VV_OP		54
#define VV_SEARCHFORWARD 55
#define VV_HLSEARCH	56
#define VV_OLDFILES	57
#define VV_WINDOWID	58
#define VV_PROGPATH	59
#define VV_COMPLETED_ITEM 60
#define VV_OPTION_NEW   61
#define VV_OPTION_OLD   62
#define VV_OPTION_OLDLOCAL 63
#define VV_OPTION_OLDGLOBAL 64
#define VV_OPTION_COMMAND 65
#define VV_OPTION_TYPE  66
#define VV_ERRORS	67
#define VV_FALSE	68
#define VV_TRUE		69
#define VV_NONE		70
#define VV_NULL		71
#define VV_NUMBERMAX	72
#define VV_NUMBERMIN	73
#define VV_NUMBERSIZE	74
#define VV_VIM_DID_ENTER 75
#define VV_TESTING	76
#define VV_TYPE_NUMBER	77
#define VV_TYPE_STRING	78
#define VV_TYPE_FUNC	79
#define VV_TYPE_LIST	80
#define VV_TYPE_DICT	81
#define VV_TYPE_FLOAT	82
#define VV_TYPE_BOOL	83
#define VV_TYPE_NONE	84
#define VV_TYPE_JOB	85
#define VV_TYPE_CHANNEL	86
#define VV_TYPE_BLOB	87
#define VV_TERMRFGRESP	88
#define VV_TERMRBGRESP	89
#define VV_TERMU7RESP	90
#define VV_TERMSTYLERESP 91
#define VV_TERMBLINKRESP 92
#define VV_EVENT	93
#define VV_VERSIONLONG	94
#define VV_ECHOSPACE	95
#define VV_ARGV		96
#define VV_COLLATE      97
#define VV_EXITING	98
#define VV_COLORNAMES   99
#define VV_SIZEOFINT	100
#define VV_SIZEOFLONG	101
#define VV_SIZEOFPOINTER 102
#define VV_MAXCOL	103
#define VV_LEN		104	// number of v: vars

// used for v_number in VAR_BOOL and VAR_SPECIAL
#define VVAL_FALSE	0L	// VAR_BOOL
#define VVAL_TRUE	1L	// VAR_BOOL
#define VVAL_NONE	2L	// VAR_SPECIAL
#define VVAL_NULL	3L	// VAR_SPECIAL

// Type values for type().
#define VAR_TYPE_NUMBER	    0
#define VAR_TYPE_STRING	    1
#define VAR_TYPE_FUNC	    2
#define VAR_TYPE_LIST	    3
#define VAR_TYPE_DICT	    4
#define VAR_TYPE_FLOAT	    5
#define VAR_TYPE_BOOL	    6
#define VAR_TYPE_NONE	    7
#define VAR_TYPE_JOB	    8
#define VAR_TYPE_CHANNEL    9
#define VAR_TYPE_BLOB	    10
#define VAR_TYPE_INSTR	    11

#define DICT_MAXNEST 100	// maximum nesting of lists and dicts

#define TABSTOP_MAX 9999

#ifdef FEAT_CLIPBOARD

// VIM_ATOM_NAME is the older Vim-specific selection type for X11.  Still
// supported for when a mix of Vim versions is used. VIMENC_ATOM_NAME includes
// the encoding to support Vims using different 'encoding' values.
# define VIM_ATOM_NAME "_VIM_TEXT"
# define VIMENC_ATOM_NAME "_VIMENC_TEXT"

// Selection states for modeless selection
# define SELECT_CLEARED		0
# define SELECT_IN_PROGRESS	1
# define SELECT_DONE		2

# define SELECT_MODE_CHAR	0
# define SELECT_MODE_WORD	1
# define SELECT_MODE_LINE	2

# ifdef FEAT_GUI_MSWIN
#  ifdef FEAT_OLE
#   define WM_OLE (WM_APP+0)
#  endif
# endif

// Info about selected text
typedef struct
{
    int		available;	// Is clipboard available?
    int		owned;		// Flag: do we own the selection?
    pos_T	start;		// Start of selected area
    pos_T	end;		// End of selected area
    int		vmode;		// Visual mode character

    // Fields for selection that doesn't use Visual mode
    short_u	origin_row;
    short_u	origin_start_col;
    short_u	origin_end_col;
    short_u	word_start_col;
    short_u	word_end_col;
#ifdef FEAT_PROP_POPUP
    // limits for selection inside a popup window
    short_u	min_col;
    short_u	max_col;
    short_u	min_row;
    short_u	max_row;
#endif

    pos_T	prev;		// Previous position
    short_u	state;		// Current selection state
    short_u	mode;		// Select by char, word, or line.

# if defined(FEAT_GUI_X11) || defined(FEAT_XCLIPBOARD)
    Atom	sel_atom;	// PRIMARY/CLIPBOARD selection ID
# endif

# ifdef FEAT_GUI_GTK
    GdkAtom     gtk_sel_atom;	// PRIMARY/CLIPBOARD selection ID
# endif

# if defined(MSWIN) || defined(FEAT_CYGWIN_WIN32_CLIPBOARD)
    int_u	format;		// Vim's own special clipboard format
    int_u	format_raw;	// Vim's raw text clipboard format
# endif
# ifdef FEAT_GUI_HAIKU
    // No clipboard at the moment. TODO?
# endif
} Clipboard_T;
#else
typedef int Clipboard_T;	// This is required for the prototypes.
#endif

// Use 64-bit stat structure on MS-Windows.
#ifdef MSWIN
typedef struct _stat64 stat_T;
#else
typedef struct stat stat_T;
#endif

#if (defined(__GNUC__) || defined(__clang__)) && !defined(__MINGW32__)
# define ATTRIBUTE_FORMAT_PRINTF(fmt_idx, arg_idx) \
    __attribute__((format(printf, fmt_idx, arg_idx)))
#else
# define ATTRIBUTE_FORMAT_PRINTF(fmt_idx, arg_idx)
#endif

#if defined(__GNUC__) || defined(__clang__)
# define likely(x)	__builtin_expect((x), 1)
# define unlikely(x)	__builtin_expect((x), 0)
# define ATTRIBUTE_COLD	__attribute__((cold))
#else
# define unlikely(x)	(x)
# define likely(x)	(x)
# define ATTRIBUTE_COLD
#endif

typedef enum {
    ASSERT_EQUAL,
    ASSERT_NOTEQUAL,
    ASSERT_MATCH,
    ASSERT_NOTMATCH,
    ASSERT_OTHER
} assert_type_T;

// Mode for bracketed_paste().
typedef enum {
    PASTE_INSERT,	// insert mode
    PASTE_CMDLINE,	// command line
    PASTE_EX,		// ex mode line
    PASTE_ONE_CHAR	// return first character
} paste_mode_T;

// Argument for flush_buffers().
typedef enum {
    FLUSH_MINIMAL,
    FLUSH_TYPEAHEAD,	// flush current typebuf contents
    FLUSH_INPUT		// flush typebuf and inchar() input
} flush_buffers_T;

// Argument for prepare_tagpreview()
typedef enum {
    USEPOPUP_NONE,
    USEPOPUP_NORMAL,	// use info popup
    USEPOPUP_HIDDEN	// use info popup initially hidden
} use_popup_T;

// Argument for estack_sfile().
typedef enum {
    ESTACK_NONE,
    ESTACK_SFILE,
    ESTACK_STACK,
    ESTACK_SCRIPT,
} estack_arg_T;

// Flags for assignment functions.
#define ASSIGN_VAR	0     // ":var" (nothing special)
#define ASSIGN_FINAL	0x01  // ":final"
#define ASSIGN_CONST	0x02  // ":const"
#define ASSIGN_NO_DECL	0x04  // "name = expr" without ":let"/":const"/":final"
#define ASSIGN_DECL	0x08  // may declare variable if it does not exist
#define ASSIGN_UNPACK	0x10  // using [a, b] = list
#define ASSIGN_NO_MEMBER_TYPE 0x20 // use "any" for list and dict member type
#define ASSIGN_FOR_LOOP 0x40 // assigning to loop variable
#define ASSIGN_INIT	0x80 // not assigning a value, just a declaration
#define ASSIGN_UPDATE_BLOCK_ID 0x100  // update sav_block_id

#include "ex_cmds.h"	    // Ex command defines
#include "spell.h"	    // spell checking stuff

#include "proto.h"	    // function prototypes

// This has to go after the include of proto.h, as proto/gui.pro declares
// functions of these names. The declarations would break if the defines had
// been seen at that stage.  But it must be before globals.h, where error_ga
// is declared.
#if !defined(MSWIN) && !defined(FEAT_GUI_X11) && !defined(FEAT_GUI_HAIKU) \
	&& !defined(FEAT_GUI_GTK) && !defined(PROTO)
# define mch_errmsg(str)	fprintf(stderr, "%s", (str))
# define display_errors()	fflush(stderr)
# define mch_msg(str)		printf("%s", (str))
#else
# define USE_MCH_ERRMSG
#endif

# if defined(FEAT_EVAL) \
	&& (!defined(FEAT_GUI_MSWIN) || !defined(FEAT_MBYTE_IME))
// Whether IME is supported by im_get_status() defined in mbyte.c.
// For Win32 GUI it's in gui_w32.c when FEAT_MBYTE_IME is defined.
# define IME_WITHOUT_XIM
#endif

#if defined(FEAT_XIM) \
	|| defined(IME_WITHOUT_XIM) \
	|| (defined(FEAT_GUI_MSWIN) && defined(FEAT_MBYTE_IME))
// im_set_active() is available
# define HAVE_INPUT_METHOD
#endif

#ifndef FEAT_LINEBREAK
// Without the 'numberwidth' option line numbers are always 7 chars.
# define number_width(x) 7
#endif

// This must come after including proto.h.
// For VMS this is defined in macros.h.
#if !defined(MSWIN) && !defined(VMS)
# define mch_open(n, m, p)	open((n), (m), (p))
# define mch_fopen(n, p)	fopen((n), (p))
#endif

#include "globals.h"	    // global variables and messages
#include "errors.h"	    // error messages

/*
 * If console dialog not supported, but GUI dialog is, use the GUI one.
 */
#if defined(FEAT_GUI_DIALOG) && !defined(FEAT_CON_DIALOG)
# define do_dialog gui_mch_dialog
#endif

/*
 * Default filters for gui_mch_browse().
 * The filters are almost system independent.  Except for the difference
 * between "*" and "*.*" for MSDOS-like systems.
 * NOTE: Motif only uses the very first pattern.  Therefore
 * BROWSE_FILTER_DEFAULT should start with a "*" pattern.
 */
#ifdef FEAT_BROWSE
# ifdef BACKSLASH_IN_FILENAME
#  define BROWSE_FILTER_MACROS \
	(char_u *)N_("Vim macro files (*.vim)\t*.vim\nAll Files (*.*)\t*.*\n")
#  define BROWSE_FILTER_ALL_FILES (char_u *)N_("All Files (*.*)\t*.*\n")
#  define BROWSE_FILTER_DEFAULT \
	(char_u *)N_("All Files (*.*)\t*.*\nC source (*.c, *.h)\t*.c;*.h\nC++ source (*.cpp, *.hpp)\t*.cpp;*.hpp\nVB code (*.bas, *.frm)\t*.bas;*.frm\nVim files (*.vim, _vimrc, _gvimrc)\t*.vim;_vimrc;_gvimrc\n")
# else
#  define BROWSE_FILTER_MACROS \
	(char_u *)N_("Vim macro files (*.vim)\t*.vim\nAll Files (*)\t*\n")
#  define BROWSE_FILTER_ALL_FILES (char_u *)N_("All Files (*)\t*\n")
#  define BROWSE_FILTER_DEFAULT \
	(char_u *)N_("All Files (*)\t*\nC source (*.c, *.h)\t*.c;*.h\nC++ source (*.cpp, *.hpp)\t*.cpp;*.hpp\nVim files (*.vim, _vimrc, _gvimrc)\t*.vim;_vimrc;_gvimrc\n")
# endif
# define BROWSE_SAVE 1	    // flag for do_browse()
# define BROWSE_DIR 2	    // flag for do_browse()
#endif

#ifdef _MSC_VER
// Avoid useless warning "conversion from X to Y of greater size".
 #pragma warning(disable : 4312)
// Avoid warning for old style function declarators
 #pragma warning(disable : 4131)
// Avoid warning for conversion to type with smaller range
 #pragma warning(disable : 4244)
// Avoid warning for conversion to larger size
 #pragma warning(disable : 4306)
// Avoid warning for unreferenced formal parameter
 #pragma warning(disable : 4100)
// Avoid warning for differs in indirection to slightly different base type
 #pragma warning(disable : 4057)
// Avoid warning for constant conditional expression
 #pragma warning(disable : 4127)
// Avoid warning for assignment within conditional
 #pragma warning(disable : 4706)
#endif

// Note: a NULL argument for vim_realloc() is not portable, don't use it.
#if defined(MEM_PROFILE)
# define vim_realloc(ptr, size)  mem_realloc((ptr), (size))
#else
# define vim_realloc(ptr, size)  realloc((ptr), (size))
#endif

/*
 * Return byte length of character that starts with byte "b".
 * Returns 1 for a single-byte character.
 * MB_BYTE2LEN_CHECK() can be used to count a special key as one byte.
 * Don't call MB_BYTE2LEN(b) with b < 0 or b > 255!
 */
#define MB_BYTE2LEN(b)		mb_bytelen_tab[b]
#define MB_BYTE2LEN_CHECK(b)	(((b) < 0 || (b) > 255) ? 1 : mb_bytelen_tab[b])

// properties used in enc_canon_table[] (first three mutually exclusive)
#define ENC_8BIT	0x01
#define ENC_DBCS	0x02
#define ENC_UNICODE	0x04

#define ENC_ENDIAN_B	0x10	    // Unicode: Big endian
#define ENC_ENDIAN_L	0x20	    // Unicode: Little endian

#define ENC_2BYTE	0x40	    // Unicode: UCS-2
#define ENC_4BYTE	0x80	    // Unicode: UCS-4
#define ENC_2WORD	0x100	    // Unicode: UTF-16

#define ENC_LATIN1	0x200	    // Latin1
#define ENC_LATIN9	0x400	    // Latin9
#define ENC_MACROMAN	0x800	    // Mac Roman (not Macro Man! :-)

#ifdef USE_ICONV
# ifndef EILSEQ
#  define EILSEQ 123
# endif
# ifdef DYNAMIC_ICONV
// On Win32 iconv.dll is dynamically loaded.
#  define ICONV_ERRNO (*iconv_errno())
#  define ICONV_E2BIG  7
#  define ICONV_EINVAL 22
#  define ICONV_EILSEQ 42
# else
#  define ICONV_ERRNO errno
#  define ICONV_E2BIG  E2BIG
#  define ICONV_EINVAL EINVAL
#  define ICONV_EILSEQ EILSEQ
# endif
#endif

#define SIGN_BYTE 1	    // byte value used where sign is displayed;
			    // attribute value is sign type

#ifdef FEAT_NETBEANS_INTG
# define MULTISIGN_BYTE 2   // byte value used where sign is displayed if
			    // multiple signs exist on the line
#endif

#if defined(FEAT_GUI) && defined(FEAT_XCLIPBOARD)
# ifdef FEAT_GUI_GTK
   // Avoid using a global variable for the X display.  It's ugly
   // and is likely to cause trouble in multihead environments.
#  define X_DISPLAY	((gui.in_use) ? gui_mch_get_display() : xterm_dpy)
# else
#  define X_DISPLAY	(gui.in_use ? gui.dpy : xterm_dpy)
# endif
#else
# ifdef FEAT_GUI
#  ifdef FEAT_GUI_GTK
#   define X_DISPLAY	((gui.in_use) ? gui_mch_get_display() : (Display *)NULL)
#  else
#   define X_DISPLAY	gui.dpy
#  endif
# else
#  define X_DISPLAY	xterm_dpy
# endif
#endif

#if defined(FEAT_BROWSE) && defined(GTK_CHECK_VERSION)
# if GTK_CHECK_VERSION(2,4,0)
#  define USE_FILE_CHOOSER
# endif
#endif

#ifdef FEAT_GUI_GTK
# if !GTK_CHECK_VERSION(2,14,0)
#  define gtk_widget_get_window(wid)	((wid)->window)
#  define gtk_plug_get_socket_window(wid)	((wid)->socket_window)
#  define gtk_selection_data_get_data(sel)	((sel)->data)
#  define gtk_selection_data_get_data_type(sel)	((sel)->type)
#  define gtk_selection_data_get_format(sel)	((sel)->format)
#  define gtk_selection_data_get_length(sel)	((sel)->length)
#  define gtk_adjustment_set_lower(adj, low) \
    do { (adj)->lower = low; } while (0)
#  define gtk_adjustment_set_upper(adj, up) \
    do { (adj)->upper = up; } while (0)
#  define gtk_adjustment_set_page_size(adj, size) \
    do { (adj)->page_size = size; } while (0)
#  define gtk_adjustment_set_page_increment(adj, inc) \
    do { (adj)->page_increment = inc; } while (0)
#  define gtk_adjustment_set_step_increment(adj, inc) \
    do { (adj)->step_increment = inc; } while (0)
# endif
# if !GTK_CHECK_VERSION(2,16,0)
#  define gtk_selection_data_get_selection(sel)	((sel)->selection)
# endif
# if !GTK_CHECK_VERSION(2,18,0)
#  define gtk_widget_get_allocation(wid, alloc) \
    do { *(alloc) = (wid)->allocation; } while (0)
#  define gtk_widget_set_allocation(wid, alloc) \
    do { (wid)->allocation = *(alloc); } while (0)
#  define gtk_widget_get_has_window(wid)	!GTK_WIDGET_NO_WINDOW(wid)
#  define gtk_widget_get_sensitive(wid)	GTK_WIDGET_SENSITIVE(wid)
#  define gtk_widget_get_visible(wid)	GTK_WIDGET_VISIBLE(wid)
#  define gtk_widget_has_focus(wid)	GTK_WIDGET_HAS_FOCUS(wid)
#  define gtk_widget_set_window(wid, win) \
    do { (wid)->window = (win); } while (0)
#  define gtk_widget_set_can_default(wid, can) \
    do { if (can) { GTK_WIDGET_SET_FLAGS(wid, GTK_CAN_DEFAULT); } \
	else { GTK_WIDGET_UNSET_FLAGS(wid, GTK_CAN_DEFAULT); } } while (0)
#  define gtk_widget_set_can_focus(wid, can) \
    do { if (can) { GTK_WIDGET_SET_FLAGS(wid, GTK_CAN_FOCUS); } \
	else { GTK_WIDGET_UNSET_FLAGS(wid, GTK_CAN_FOCUS); } } while (0)
#  define gtk_widget_set_visible(wid, vis) \
    do { if (vis) { gtk_widget_show(wid); } \
	else { gtk_widget_hide(wid); } } while (0)
# endif
# if !GTK_CHECK_VERSION(2,20,0)
#  define gtk_widget_get_mapped(wid)	GTK_WIDGET_MAPPED(wid)
#  define gtk_widget_get_realized(wid)	GTK_WIDGET_REALIZED(wid)
#  define gtk_widget_set_mapped(wid, map) \
    do { if (map) { GTK_WIDGET_SET_FLAGS(wid, GTK_MAPPED); } \
	else { GTK_WIDGET_UNSET_FLAGS(wid, GTK_MAPPED); } } while (0)
#  define gtk_widget_set_realized(wid, rea) \
    do { if (rea) { GTK_WIDGET_SET_FLAGS(wid, GTK_REALIZED); } \
	else { GTK_WIDGET_UNSET_FLAGS(wid, GTK_REALIZED); } } while (0)
# endif
#endif

#ifndef FEAT_NETBEANS_INTG
# undef NBDEBUG
#endif
#ifdef NBDEBUG // Netbeans debugging.
# include "nbdebug.h"
#else
# define nbdebug(a)
#endif

#ifdef IN_PERL_FILE
  /*
   * Avoid clashes between Perl and Vim namespace.
   */
# undef STRLEN
# undef FF
# undef OP_DELETE
# undef OP_JOIN
  // remove MAX and MIN, included by glib.h, redefined by sys/param.h
# ifdef MAX
#  undef MAX
# endif
# ifdef MIN
#  undef MIN
# endif
  // We use _() for gettext(), Perl uses it for function prototypes...
# ifdef _
#  undef _
# endif
# ifdef DEBUG
#  undef DEBUG
# endif
# ifdef _DEBUG
#  undef _DEBUG
# endif
# ifdef instr
#  undef instr
# endif
  // bool may cause trouble on some old versions of Mac OS X but is required
  // on a few other systems and for Perl
# if (defined(MACOS_X) && !defined(MAC_OS_X_VERSION_10_6)) \
				       && defined(bool) && !defined(FEAT_PERL)
#  undef bool
# endif

#endif

// values for vim_handle_signal() that are not a signal
#define SIGNAL_BLOCK	(-1)
#define SIGNAL_UNBLOCK  (-2)
#if !defined(UNIX) && !defined(VMS)
# define vim_handle_signal(x) 0
#endif

// flags for skip_vimgrep_pat()
#define VGR_GLOBAL	1
#define VGR_NOJUMP	2
#define VGR_FUZZY	4

// behavior for bad character, "++bad=" argument
#define BAD_REPLACE	'?'	// replace it with '?' (default)
#define BAD_KEEP	(-1)	// leave it
#define BAD_DROP	(-2)	// erase it

// last argument for do_source()
#define DOSO_NONE	0
#define DOSO_VIMRC	1	// loading vimrc file
#define DOSO_GVIMRC	2	// loading gvimrc file

// flags for read_viminfo() and children
#define VIF_WANT_INFO	    1	// load non-mark info
#define VIF_WANT_MARKS	    2	// load file marks
#define VIF_ONLY_CURBUF	    4	// bail out after loading marks for curbuf
#define VIF_FORCEIT	    8	// overwrite info already read
#define VIF_GET_OLDFILES    16	// load v:oldfiles

// flags for buf_freeall()
#define BFA_DEL		 1	// buffer is going to be deleted
#define BFA_WIPE	 2	// buffer is going to be wiped out
#define BFA_KEEP_UNDO	 4	// do not free undo information
#define BFA_IGNORE_ABORT 8	// do not abort for aborting()

// direction for nv_mousescroll() and ins_mousescroll()
#define MSCR_DOWN	0	// DOWN must be FALSE
#define MSCR_UP		1
#define MSCR_LEFT	(-1)
#define MSCR_RIGHT	(-2)

#define KEYLEN_PART_KEY (-1)	// keylen value for incomplete key-code
#define KEYLEN_PART_MAP (-2)	// keylen value for incomplete mapping
#define KEYLEN_REMOVED  9999	// keylen value for removed sequence

// Return values from win32_fileinfo().
#define FILEINFO_OK	     0
#define FILEINFO_ENC_FAIL    1	// enc_to_utf16() failed
#define FILEINFO_READ_FAIL   2	// CreateFile() failed
#define FILEINFO_INFO_FAIL   3	// GetFileInformationByHandle() failed

// Return value from get_option_value_strict
#define SOPT_BOOL	0x01	// Boolean option
#define SOPT_NUM	0x02	// Number option
#define SOPT_STRING	0x04	// String option
#define SOPT_GLOBAL	0x08	// Option has global value
#define SOPT_WIN	0x10	// Option has window-local value
#define SOPT_BUF	0x20	// Option has buffer-local value
#define SOPT_UNSET	0x40	// Option does not have local value set

// Option types for various functions in option.c
#define SREQ_GLOBAL	0	// Request global option
#define SREQ_WIN	1	// Request window-local option
#define SREQ_BUF	2	// Request buffer-local option

// Flags for get_reg_contents
#define GREG_NO_EXPR	1	// Do not allow expression register
#define GREG_EXPR_SRC	2	// Return expression itself for "=" register
#define GREG_LIST	4	// Return list

// Character used as separated in autoload function/variable names.
#define AUTOLOAD_CHAR '#'

#ifdef FEAT_JOB_CHANNEL
# define MAX_OPEN_CHANNELS 10
#else
# define MAX_OPEN_CHANNELS 0
#endif

#if defined(MSWIN)
# define MAX_NAMED_PIPE_SIZE 65535
#endif

// Options for json_encode() and json_decode.
#define JSON_JS		1   // use JS instead of JSON
#define JSON_NO_NONE	2   // v:none item not allowed
#define JSON_NL		4   // append a NL

// Used for flags of do_in_path()
#define DIP_ALL	    0x01	// all matches, not just the first one
#define DIP_DIR	    0x02	// find directories instead of files.
#define DIP_ERR	    0x04	// give an error message when none found.
#define DIP_START   0x08	// also use "start" directory in 'packpath'
#define DIP_OPT	    0x10	// also use "opt" directory in 'packpath'
#define DIP_NORTP   0x20	// do not use 'runtimepath'
#define DIP_NOAFTER 0x40	// skip "after" directories
#define DIP_AFTER   0x80	// only use "after" directories

// Lowest number used for window ID. Cannot have this many windows.
#define LOWEST_WIN_ID 1000

// Used by the garbage collector.
#define COPYID_INC 2
#define COPYID_MASK (~0x1)

// Values for trans_function_name() argument:
#define TFN_INT		0x01	// internal function name OK
#define TFN_QUIET	0x02	// no error messages
#define TFN_NO_AUTOLOAD	0x04	// do not use script autoloading
#define TFN_NO_DEREF	0x08	// do not dereference a Funcref
#define TFN_READ_ONLY	0x10	// will not change the var
#define TFN_NO_DECL	0x20	// only used for GLV_NO_DECL
#define TFN_COMPILING	0x40	// only used for GLV_COMPILING
#define TFN_NEW_FUNC	0x80	// defining a new function
#define TFN_ASSIGN_WITH_OP	0x100	// only for GLV_ASSIGN_WITH_OP

// Values for get_lval() flags argument:
#define GLV_QUIET	TFN_QUIET	// no error messages
#define GLV_NO_AUTOLOAD	TFN_NO_AUTOLOAD	// do not use script autoloading
#define GLV_READ_ONLY	TFN_READ_ONLY	// will not change the var
#define GLV_NO_DECL	TFN_NO_DECL	// assignment without :var or :let
#define GLV_COMPILING	TFN_COMPILING	// variable may be defined later
#define GLV_ASSIGN_WITH_OP TFN_ASSIGN_WITH_OP // assignment with operator

#define DO_NOT_FREE_CNT 99999	// refcount for dict or list that should not
				// be freed.

// errors for when calling a function
#define FCERR_UNKNOWN	0
#define FCERR_TOOMANY	1
#define FCERR_TOOFEW	2
#define FCERR_SCRIPT	3
#define FCERR_DICT	4
#define FCERR_NONE	5
#define FCERR_OTHER	6
#define FCERR_DELETED	7
#define FCERR_NOTMETHOD	8   // function cannot be used as a method

// fixed buffer length for fname_trans_sid()
#define FLEN_FIXED 40

// flags for find_name_end()
#define FNE_INCL_BR	1	// include [] in name
#define FNE_CHECK_START	2	// check name starts with valid character

// BSD is supposed to cover FreeBSD and similar systems.
#if (defined(SUN_SYSTEM) || defined(BSD) || defined(__FreeBSD_kernel__)) \
	&& (defined(S_ISCHR) || defined(S_IFCHR))
# define OPEN_CHR_FILES
#endif

// stat macros
#ifndef S_ISDIR
# ifdef S_IFDIR
#  define S_ISDIR(m)	(((m) & S_IFMT) == S_IFDIR)
# else
#  define S_ISDIR(m)	0
# endif
#endif
#ifndef S_ISREG
# ifdef S_IFREG
#  define S_ISREG(m)	(((m) & S_IFMT) == S_IFREG)
# else
#  define S_ISREG(m)	0
# endif
#endif
#ifndef S_ISBLK
# ifdef S_IFBLK
#  define S_ISBLK(m)	(((m) & S_IFMT) == S_IFBLK)
# else
#  define S_ISBLK(m)	0
# endif
#endif
#ifndef S_ISSOCK
# ifdef S_IFSOCK
#  define S_ISSOCK(m)	(((m) & S_IFMT) == S_IFSOCK)
# else
#  define S_ISSOCK(m)	0
# endif
#endif
#ifndef S_ISFIFO
# ifdef S_IFIFO
#  define S_ISFIFO(m)	(((m) & S_IFMT) == S_IFIFO)
# else
#  define S_ISFIFO(m)	0
# endif
#endif
#ifndef S_ISCHR
# ifdef S_IFCHR
#  define S_ISCHR(m)	(((m) & S_IFMT) == S_IFCHR)
# else
#  define S_ISCHR(m)	0
# endif
#endif
#ifndef S_ISLNK
# ifdef S_IFLNK
#  define S_ISLNK(m)	(((m) & S_IFMT) == S_IFLNK)
# else
#  define S_ISLNK(m)	0
# endif
#endif

#if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
# define ELAPSED_TIMEVAL
# define ELAPSED_INIT(v) gettimeofday(&(v), NULL)
# define ELAPSED_FUNC(v) elapsed(&(v))
typedef struct timeval elapsed_T;
long elapsed(struct timeval *start_tv);
#elif defined(MSWIN)
# define ELAPSED_TICKCOUNT
# define ELAPSED_INIT(v) v = GetTickCount()
# define ELAPSED_FUNC(v) elapsed(v)
# ifdef PROTO
typedef int DWORD;
# endif
typedef DWORD elapsed_T;
# ifndef PROTO
long elapsed(DWORD start_tick);
# endif
#endif

// Replacement for nchar used by nv_replace().
#define REPLACE_CR_NCHAR    (-1)
#define REPLACE_NL_NCHAR    (-2)

// flags for term_start()
#define TERM_START_NOJOB	1
#define TERM_START_FORCEIT	2
#define TERM_START_SYSTEM	4

// Used for icon/title save and restore.
#define SAVE_RESTORE_TITLE	1
#define SAVE_RESTORE_ICON	2
#define SAVE_RESTORE_BOTH	(SAVE_RESTORE_TITLE | SAVE_RESTORE_ICON)

// Flags for adjust_prop_columns()
#define APC_SAVE_FOR_UNDO	1   // call u_savesub() before making changes
#define APC_SUBSTITUTE		2   // text is replaced, not inserted
#define APC_INDENT		4   // changing indent

#define CLIP_ZINDEX 32000

// Flags for replace_termcodes()
#define REPTERM_FROM_PART	1
#define REPTERM_DO_LT		2
#define REPTERM_SPECIAL		4
#define REPTERM_NO_SIMPLIFY	8

// Flags for find_special_key()
#define FSK_KEYCODE	0x01	// prefer key code, e.g. K_DEL instead of DEL
#define FSK_KEEP_X_KEY	0x02	// don't translate xHome to Home key
#define FSK_IN_STRING	0x04	// TRUE in string, double quote is escaped
#define FSK_SIMPLIFY	0x08	// simplify <C-H> and <A-x>

// Flags for the readdirex function, how to sort the result
#define READDIR_SORT_NONE	0  // do not sort
#define READDIR_SORT_BYTE	1  // sort by byte order (strcmp), default
#define READDIR_SORT_IC		2  // sort ignoring case (strcasecmp)
#define READDIR_SORT_COLLATE	3  // sort according to collation (strcoll)

// Flags for mch_delay.
#define MCH_DELAY_IGNOREINPUT	1
#define MCH_DELAY_SETTMODE	2

// Flags for eval_variable().
#define EVAL_VAR_VERBOSE	1   // may give error message
#define EVAL_VAR_NOAUTOLOAD	2   // do not use script autoloading
#define EVAL_VAR_IMPORT		4   // may return special variable for import
#define EVAL_VAR_NO_FUNC	8   // do not look for a function

// Maximum number of characters that can be fuzzy matched
#define MAX_FUZZY_MATCHES	256

// flags for equal_type()
#define ETYPE_ARG_UNKNOWN 1

// flags used by user commands and :autocmd
#define UC_BUFFER	1	// -buffer: local to current buffer
#define UC_VIM9		2	// {} argument: Vim9 syntax.

// flags used by vim_strsave_fnameescape()
#define VSE_NONE	0
#define VSE_SHELL	1	// escape for a shell command
#define VSE_BUFFER	2	// escape for a ":buffer" command

// Flags used by find_func_even_dead()
#define FFED_IS_GLOBAL	1	// "g:" was used
#define FFED_NO_GLOBAL	2	// only check for script-local functions

#define MAX_LSHIFT_BITS (varnumber_T)((sizeof(uvarnumber_T) * 8) - 1)

#endif // VIM__H