Bug fixes.
[bpt/guile.git] / acconfig.h
1 /* acconfig.h --- documentation for symbols possibly defined in scmconfig.h
2 * The `autoheader' command, from the autoconf suite, generates
3 * libguile/scmconfig.h, based on configure.in and this file.
4 *
5 * Copyright (C) 1998, 2000 Free Software Foundation, Inc.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this software; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20 * Boston, MA 02111-1307 USA
21 *
22 * As a special exception, the Free Software Foundation gives permission
23 * for additional uses of the text contained in its release of GUILE.
24 *
25 * The exception is that, if you link the GUILE library with other files
26 * to produce an executable, this does not by itself cause the
27 * resulting executable to be covered by the GNU General Public License.
28 * Your use of that executable is in no way restricted on account of
29 * linking the GUILE library code into it.
30 *
31 * This exception does not however invalidate any other reasons why
32 * the executable file might be covered by the GNU General Public License.
33 *
34 * This exception applies only to the code released by the
35 * Free Software Foundation under the name GUILE. If you copy
36 * code from other Free Software Foundation releases into a copy of
37 * GUILE, as the General Public License permits, the exception does
38 * not apply to the code that you add in this way. To avoid misleading
39 * anyone as to the status of such modified files, you must delete
40 * this exception notice from them.
41 *
42 * If you write modifications of your own for GUILE, it is your choice
43 * whether to permit this exception to apply to your modifications.
44 * If you do not wish that, delete this exception notice. */
45 \f
46
47 /* Define these two if you want support for debugging of Scheme
48 programs. */
49 #undef DEBUG_EXTENSIONS
50 #undef READER_EXTENSIONS
51
52 /* Define this if you want to debug the free list (helps w/ GC bugs) */
53 #undef GUILE_DEBUG_FREELIST
54
55 /* Define this if you want to debug scm_must_malloc/realloc/free calls */
56 #undef GUILE_DEBUG_MALLOC
57
58 /* Define this if your system defines S_ISLNK in sys/stat.h */
59 #undef HAVE_S_ISLNK
60
61 /* Define this if your system defines struct linger, for use with the
62 getsockopt and setsockopt system calls. */
63 #undef HAVE_STRUCT_LINGER
64
65 /* Define this if your system defines struct timespec via <time.h>. */
66 #undef HAVE_STRUCT_TIMESPEC
67
68 /* Define this if floats are the same size as longs. */
69 #undef SCM_SINGLES
70
71 /* Define this if a callee's stack frame has a higher address than the
72 caller's stack frame. On most machines, this is not the case. */
73 #undef SCM_STACK_GROWS_UP
74
75 /* Define this if <utime.h> doesn't define struct utimbuf unless
76 _POSIX_SOURCE is #defined. See GUILE_STRUCT_UTIMBUF in aclocal.m4. */
77 #undef UTIMBUF_NEEDS_POSIX
78
79 /* Define this if we should #include <libc.h> when we've already
80 #included <unistd.h>. On some systems, they conflict, and libc.h
81 should be omitted. See GUILE_HEADER_LIBC_WITH_UNISTD in
82 aclocal.m4. */
83 #undef LIBC_H_WITH_UNISTD_H
84
85 /* Define this to include various undocumented functions used to debug
86 the Guile library itself. */
87 #undef GUILE_DEBUG
88
89 /* Define to implement scm_internal_select */
90 #undef GUILE_ISELECT
91
92 /* Define to enable workaround for COOP-linuxthreads compatibility */
93 #undef GUILE_PTHREAD_COMPAT
94
95 /* Define if using cooperative multithreading. */
96 #undef USE_COOP_THREADS
97
98 /* Define if using any sort of threads. */
99 #undef USE_THREADS
100
101 /* Define if you want support for dynamic linking. */
102 #undef DYNAMIC_LINKING
103
104 /* Define if symbol tables on this system use leading underscores. */
105 #undef USCORE
106
107 /* Define if dlsym automatically supplies a leading underscore. */
108 #undef DLSYM_ADDS_USCORE
109
110 /* Define if h_errno is declared in netdb.h. */
111 #undef HAVE_H_ERRNO
112
113 /* Define if localtime caches the TZ setting. */
114 #undef LOCALTIME_CACHE
115
116 /* Define if the operating system can restart system calls. */
117 #undef HAVE_RESTARTS
118
119 /* Define if the system supports Unix-domain (file-domain) sockets. */
120 #undef HAVE_UNIX_DOMAIN_SOCKETS
121
122 /* Define this if you want support for arrays and uniform arrays. */
123 #undef HAVE_ARRAYS
124
125 /* Define this if your IPv6 has sin6_scope_id in sockaddr_in6 struct. */
126 #undef HAVE_SIN6_SCOPE_ID
127
128 /* This is included as part of a workaround for a autoheader bug. */
129 #undef HAVE_REGCOMP
130
131 /* Define this if you want support for POSIX system calls in Guile. */
132 #undef HAVE_POSIX
133
134 /* Define this if you want support for networking in Guile. */
135 #undef HAVE_NETWORKING
136
137 /* Define if the operating system supplies bzero without declaring it. */
138 #undef MISSING_BZERO_DECL
139
140 /* Define if the operating system supplies strptime without declaring it. */
141 #undef MISSING_STRPTIME_DECL
142
143 /* Define if the operating system supplies sleep without declaring it. */
144 #undef MISSING_SLEEP_DECL
145
146 /* Define if the operating system supplies usleep without declaring it. */
147 #undef MISSING_USLEEP_DECL
148
149 /* Define if the system headers declare usleep to return void. */
150 #undef USLEEP_RETURNS_VOID
151
152 /* Define if your readline library has the rl_getc_function variable. */
153 #undef HAVE_RL_GETC_FUNCTION
154
155 /* Define if the compiler supports long longs. */
156 #undef HAVE_LONG_LONGS