6 /* Copyright (C) 1995,1996,2000,2001, 2002, 2006, 2008 Free Software Foundation, Inc.
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
25 /**********************************************************************
26 This file is Guile's central private header.
28 When included by other files, this file should preceed any include
29 other than __scm.h. See __scm.h for details regarding the purpose of
30 and differences between _scm.h and __scm.h.
31 **********************************************************************/
33 #if defined(__ia64) && !defined(__ia64__)
41 /* Undefine HAVE_STRUCT_TIMESPEC, because the libguile C code doesn't
42 need it anymore, and because on MinGW:
44 - the definition of struct timespec is provided (if at all) by
47 - pthread.h will _not_ define struct timespec if
48 HAVE_STRUCT_TIMESPEC is 1, because then it thinks that it doesn't
51 The libguile C code doesn't need HAVE_STRUCT_TIMESPEC anymore,
52 because the value of HAVE_STRUCT_TIMESPEC has already been
53 incorporated in how scm_t_timespec is defined (in scmconfig.h), and
54 the rest of the libguile C code now just uses scm_t_timespec.
56 #ifdef HAVE_STRUCT_TIMESPEC
57 #undef HAVE_STRUCT_TIMESPEC
61 #include "libguile/__scm.h"
63 /* Include headers for those files central to the implementation. The
64 rest should be explicitly #included in the C files themselves. */
65 #include "libguile/error.h" /* Everyone signals errors. */
66 #include "libguile/print.h" /* Everyone needs to print. */
67 #include "libguile/pairs.h" /* Everyone conses. */
68 #include "libguile/list.h" /* Everyone makes lists. */
69 #include "libguile/gc.h" /* Everyone allocates. */
70 #include "libguile/gsubr.h" /* Everyone defines global functions. */
71 #include "libguile/procs.h" /* Same. */
72 #include "libguile/numbers.h" /* Everyone deals with fixnums. */
73 #include "libguile/symbols.h" /* For length, chars, values, miscellany. */
74 #include "libguile/boolean.h" /* Everyone wonders about the truth. */
75 #include "libguile/threads.h" /* You are not alone. */
76 #include "libguile/snarf.h" /* Everyone snarfs. */
77 #include "libguile/variable.h"
78 #include "libguile/modules.h"
79 #include "libguile/inline.h"
85 # define SCM_SYSCALL(line) do{errno = 0;line;} \
86 while(EVMSERR==errno && (vaxc$errno>>3)==(SS$_CONTROLC>>3))
87 # endif /* ndef __GNUC__ */
89 #endif /* ndef SCM_SYSCALL */
94 # define SCM_SYSCALL(line) do{errno = 0;line;}while(EINTR==errno)
95 # endif /* (EINTR > 0) */
96 # endif /* def EINTR */
97 #endif /* ndef SCM_SYSCALL */
100 # define SCM_SYSCALL(line) line;
101 #endif /* ndef SCM_SYSCALL */
106 #define min(A, B) ((A) <= (B) ? (A) : (B))
109 #define max(A, B) ((A) >= (B) ? (A) : (B))
114 #if GUILE_USE_64_CALLS && HAVE_STAT64
115 #define CHOOSE_LARGEFILE(foo,foo64) foo64
117 #define CHOOSE_LARGEFILE(foo,foo64) foo
120 /* These names are a bit long, but they make it clear what they represent. */
121 #if SCM_HAVE_STRUCT_DIRENT64 == 1
122 # define dirent_or_dirent64 CHOOSE_LARGEFILE(dirent,dirent64)
124 # define dirent_or_dirent64 dirent
126 #define fstat_or_fstat64 CHOOSE_LARGEFILE(fstat,fstat64)
127 #define ftruncate_or_ftruncate64 CHOOSE_LARGEFILE(ftruncate,ftruncate64)
128 #define lseek_or_lseek64 CHOOSE_LARGEFILE(lseek,lseek64)
129 #define lstat_or_lstat64 CHOOSE_LARGEFILE(lstat,lstat64)
130 #define off_t_or_off64_t CHOOSE_LARGEFILE(off_t,off64_t)
131 #define open_or_open64 CHOOSE_LARGEFILE(open,open64)
132 #define readdir_or_readdir64 CHOOSE_LARGEFILE(readdir,readdir64)
133 #if SCM_HAVE_READDIR64_R == 1
134 # define readdir_r_or_readdir64_r CHOOSE_LARGEFILE(readdir_r,readdir64_r)
136 # define readdir_r_or_readdir64_r readdir_r
138 #define stat_or_stat64 CHOOSE_LARGEFILE(stat,stat64)
139 #define truncate_or_truncate64 CHOOSE_LARGEFILE(truncate,truncate64)
140 #define scm_from_off_t_or_off64_t CHOOSE_LARGEFILE(scm_from_off_t,scm_from_int64)
141 #define scm_from_ino_t_or_ino64_t CHOOSE_LARGEFILE(scm_from_ulong,scm_from_uint64)
142 #define scm_from_blkcnt_t_or_blkcnt64_t CHOOSE_LARGEFILE(scm_from_ulong,scm_from_uint64)
143 #define scm_to_off_t_or_off64_t CHOOSE_LARGEFILE(scm_to_off_t,scm_to_int64)
145 #if SIZEOF_OFF_T == 4
146 # define scm_to_off_t scm_to_int32
147 # define scm_from_off_t scm_from_int32
148 #elif SIZEOF_OFF_T == 8
149 # define scm_to_off_t scm_to_int64
150 # define scm_from_off_t scm_from_int64
152 # error sizeof(off_t) is not 4 or 8.
154 #define scm_to_off64_t scm_to_int64
155 #define scm_from_off64_t scm_from_int64
158 #endif /* SCM__SCM_H */