| 1 | /* system.h: system-dependent declarations; include this first.
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| 2 | $Id: system.h,v 1.12 2004/04/26 13:56:57 karl Exp $
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| 3 |
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| 4 | Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software
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| 5 | Foundation, Inc.
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| 6 |
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| 7 | This program is free software; you can redistribute it and/or modify
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| 8 | it under the terms of the GNU General Public License as published by
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| 9 | the Free Software Foundation; either version 2, or (at your option)
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| 10 | any later version.
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| 11 |
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| 12 | This program is distributed in the hope that it will be useful,
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | GNU General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with this program; if not, write to the Free Software Foundation,
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| 19 | Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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| 20 |
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| 21 | #ifndef TEXINFO_SYSTEM_H
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| 22 | #define TEXINFO_SYSTEM_H
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| 23 |
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| 24 | #define _GNU_SOURCE
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| 25 |
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| 26 | #include <config.h>
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| 27 |
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| 28 | #ifdef MIKTEX
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| 29 | #include <gnu-miktex.h>
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| 30 | #define S_ISDIR(x) ((x)&_S_IFDIR)
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| 31 | #else
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| 32 | /* MiKTeX defines substring() in a separate DLL, where it has its
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| 33 | own __declspec declaration. We don't want to try to duplicate
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| 34 | this Microsoft-ism here. */
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| 35 | extern char *substring (const char *, const char *);
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| 36 | #endif
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| 37 |
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| 38 | /* We follow the order of header inclusion from Autoconf's
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| 39 | ac_includes_default, more or less. */
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| 40 | #include <stdio.h>
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| 41 | #include <sys/types.h>
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| 42 | #include <ctype.h>
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| 43 |
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| 44 | /* All systems nowadays probably have these functions, but ... */
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| 45 | #ifdef HAVE_LOCALE_H
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| 46 | #include <locale.h>
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| 47 | #endif
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| 48 | #ifndef HAVE_SETLOCALE
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| 49 | #define setlocale(category,locale) /* empty */
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| 50 | #endif
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| 51 |
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| 52 | /* For gettext (NLS). */
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| 53 | #define const
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| 54 | #include "gettext.h"
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| 55 | #undef const
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| 56 |
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| 57 | #define _(String) gettext (String)
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| 58 | #define N_(String) (String)
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| 59 |
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| 60 | #ifdef STDC_HEADERS
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| 61 | #define getopt system_getopt
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| 62 | #include <stdlib.h>
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| 63 | #undef getopt
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| 64 | #else
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| 65 | extern char *getenv ();
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| 66 | #endif
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| 67 |
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| 68 | /* Don't use bcopy! Use memmove if source and destination may overlap,
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| 69 | memcpy otherwise. */
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| 70 | #if HAVE_STRING_H
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| 71 | # if !STDC_HEADERS && HAVE_MEMORY_H
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| 72 | # include <memory.h>
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| 73 | # endif
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| 74 | # include <string.h>
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| 75 | #endif
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| 76 |
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| 77 | #if HAVE_STRINGS_H
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| 78 | /* Always include <strings.h> if we have it. This is because that's
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| 79 | what Autoconf's AC_CHECK_DECL does. On IBM AIX 4.2, strncasecmp is
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| 80 | only declared in strings.h. */
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| 81 | # include <strings.h>
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| 82 | #endif
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| 83 |
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| 84 | #if !HAVE_STRNCASECMP || !HAVE_STRCASECMP
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| 85 | # include "strcase.h"
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| 86 | #endif
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| 87 |
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| 88 | #if !HAVE_DECL_MEMCHR
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| 89 | char *memchr ();
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| 90 | #endif
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| 91 |
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| 92 | /* <unistd.h> defines _POSIX_VERSION, but Paul Eggert points out that is
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| 93 | only supposed to be used in user code, not other system headers. */
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| 94 | #ifdef HAVE_UNISTD_H
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| 95 | #include <unistd.h>
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| 96 | #endif /* HAVE_UNISTD_H */
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| 97 |
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| 98 | #include <errno.h>
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| 99 | #ifndef errno
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| 100 | extern int errno;
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| 101 | #endif
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| 102 | #ifdef VMS
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| 103 | #include <perror.h>
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| 104 | #endif
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| 105 |
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| 106 | #ifndef HAVE_DECL_STRERROR
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| 107 | extern char *strerror ();
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| 108 | #endif
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| 109 |
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| 110 | #ifdef HAVE_LIMITS_H
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| 111 | #include <limits.h>
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| 112 | #endif
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| 113 | #ifndef PATH_MAX
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| 114 | #ifndef _POSIX_PATH_MAX
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| 115 | # define _POSIX_PATH_MAX 255
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| 116 | #endif
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| 117 | #define PATH_MAX _POSIX_PATH_MAX
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| 118 | #endif
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| 119 |
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| 120 | #ifndef HAVE_DECL_STRCASECMP
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| 121 | extern int strcasecmp ();
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| 122 | #endif
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| 123 |
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| 124 | #ifndef HAVE_DECL_STRNCASECMP
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| 125 | extern int strncasecmp ();
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