annotate src/s/sunos4-1.h @ 142:1856695b1fa9 r20-2b5

Import from CVS: tag r20-2b5
author cvs
date Mon, 13 Aug 2007 09:33:18 +0200
parents fe104dbd9147
children 6b37e6ddd302
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
1 /* Synched up with: FSF 19.31. */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
2
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
3 #include "sunos4-0.h"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
4
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
5 /* 4.1.1 makes these system calls interruptible. */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
6
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
7 #define INTERRUPTIBLE_OPEN
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
8 #define INTERRUPTIBLE_CLOSE
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
9 #define INTERRUPTIBLE_IO
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
10
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
11 /* Cause the compilation of oldxmenu to use the right -I option. */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
12 #define OLDXMENU_OPTIONS CFLAGS=C_SWITCH_SYSTEM
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
13
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
14 #if 0 /* RMSmacs */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
15 FSF says the following, but apparently the HAVE_RES_INIT stuff takes
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
16 care of it properly?
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
17 /* #if 0 This isn't right. Apparently some sites do have -lresolv
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
18 but don't use that. On those systems, the code below loses.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
19 There's no way to win automatically unless someone
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
20 figures out a way of determining automatically which way is right
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
21 on any given system. */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
22 #endif
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
23
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
24 /* Some systems do not run the Network Information Service, but have
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
25 modified the shared C library to include resolver support without
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
26 also changing the C archive library (/usr/lib/libc.a). If we
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
27 detect the presence of libresolv.a, use -lresolv to supplement libc.a.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
28
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
29 We used to have #ifdef HAVE_GETHOSTNAME is to prevent configure from
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
30 setting libsrc_libs to -lresolv in lib-src/Makefile. But nowadays
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
31 configure is smarter about computing libsrc_libs, and would not
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
32 be fooled. Anyway, why not use -lresolv in lib-src? */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
33 /* #ifdef HAVE_GETHOSTNAME */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
34 /* XEmacs change: -lresolve should be added only if we have RES_INIT,
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
35 not if we don't */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
36 #ifdef HAVE_RES_INIT
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
37 #define LIBS_SYSTEM -lresolv
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
38 #endif
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
39 /* #endif */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
40
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
41 #if 0 /* Not necessary, since SYSTEM_MALLOC is defined in sunos4-0.h. */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
42 /* Tell GNU malloc to compensate for a bug in localtime. */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
43 #define SUNOS_LOCALTIME_BUG
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
44 #endif
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
45
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
46 /* Define dlopen, dlclose, dlsym. */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
47 #define USE_DL_STUBS
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
48
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
49 /* SunOS does not define strerror since it is ANSI C, but SunPro C does. */
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
50 #if !defined(HAVE_STRERROR) && defined(__SUNPRO_C)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
51 #define HAVE_STRERROR
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
52 #endif
110
fe104dbd9147 Import from CVS: tag r20-1b7
cvs
parents: 70
diff changeset
53
fe104dbd9147 Import from CVS: tag r20-1b7
cvs
parents: 70
diff changeset
54 /* This appears to be broken on SunOS4.1.[123] */
fe104dbd9147 Import from CVS: tag r20-1b7
cvs
parents: 70
diff changeset
55 #define BROKEN_SIGIO