| 1 | /* System dependent definitions for GNU tar.
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| 2 | Copyright (C) 1994 Free Software Foundation, Inc.
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| 3 |
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| 4 | This program is free software; you can redistribute it and/or modify
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| 5 | it under the terms of the GNU General Public License as published by
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| 6 | the Free Software Foundation; either version 2, or (at your option)
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| 7 | any later version.
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| 8 |
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| 9 | This program is distributed in the hope that it will be useful,
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 12 | GNU General Public License for more details.
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| 13 |
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| 14 | You should have received a copy of the GNU General Public License
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| 15 | along with this program; if not, write to the Free Software
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| 16 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 17 | */
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| 18 |
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| 19 | /*
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| 20 | * [TS:Aug/95]
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| 21 | * Based on code from system.h file in GNU's tar package
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| 22 | *
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| 23 | */
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| 24 |
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| 25 | #ifndef SYSFUNCS_H
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| 26 | #define SYSFUNCS_H
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| 27 |
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| 28 | #include <sys/stat.h>
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| 29 |
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| 30 | /* [RPAP - Feb 97: WIN32 Port] */
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| 31 | #ifdef HAVE_CONFIG_H
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| 32 | # ifdef __WIN32__
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| 33 | # include <WIN32cfg.h>
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| 34 | # else
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| 35 | # include <config.h>
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| 36 | # endif
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| 37 | #endif
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| 38 |
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| 39 | /* Declare alloca. AIX requires this to be the first thing in the file. */
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| 40 |
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| 41 | #ifdef __GNUC__
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| 42 | #ifndef alloca
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| 43 | #define alloca __builtin_alloca
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| 44 | #endif
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| 45 | #else
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| 46 | #if HAVE_ALLOCA_H
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| 47 | #include <alloca.h>
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| 48 | #else
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| 49 | #ifdef _AIX
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| 50 | #pragma alloca
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| 51 | #else
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| 52 | #ifndef alloca
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| 53 | char *alloca ();
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| 54 | #endif
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| 55 | #endif
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| 56 | #endif
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| 57 | #endif
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| 58 |
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| 59 | #include <sys/types.h>
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| 60 |
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| 61 | /* ------------------------------------------------- */
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| 62 | /* [TS:Aug/95]
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| 63 | * Some extra include files that mg needs
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| 64 | */
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| 65 | #include <stdlib.h>
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| 66 | #include <math.h>
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| 67 |
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| 68 | #ifndef log2
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| 69 | # ifndef M_LN2
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| 70 | # define M_LN2 0.69314718055994530942
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| 71 | # endif
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| 72 | # define log2(x) (log(x)/M_LN2)
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| 73 | #endif
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| 74 |
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| 75 |
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| 76 | #ifndef HAVE_SETBUFFER
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| 77 | #ifdef __CYGWIN__
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| 78 | /* Cygwin has setbuffer in stdio.h, but can't link against it!! */
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| 79 | #include <stdio.h>
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| 80 | #endif
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| 81 | # define setbuffer(f, b, s) setvbuf(f, b, _IOFBF, s)
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| 82 | #endif
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| 83 |
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| 84 | /* [RPAP - Feb 97: WIN32 Port] */
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| 85 | #if defined(__MSDOS__) && !defined(__WIN32__)
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| 86 | # define SHORT_SUFFIX 1
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| 87 | #endif
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| 88 |
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| 89 |
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| 90 |
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| 91 | #include <assert.h>
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| 92 |
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| 93 | /* ------------------------------------------------- */
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| 94 |
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| 95 | /* Declare a generic pointer type. */
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| 96 | #if __STDC__ || defined(__TURBOC__)
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| 97 | #define voidstar void *
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| 98 | #else
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| 99 | #define voidstar char *
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| 100 | #endif
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| 101 |
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| 102 | /* Declare ISASCII. */
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| 103 |
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| 104 | #include <ctype.h>
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| 105 |
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| 106 | #if STDC_HEADERS
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| 107 | #define ISASCII(Char) 1
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| 108 | #else
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| 109 | #ifdef isascii
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| 110 | #define ISASCII(Char) isascii (Char)
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| 111 | #else
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| 112 | #if HAVE_ISASCII
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| 113 | #define ISASCII(Char) isascii (Char)
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| 114 | #else
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| 115 | #define ISASCII(Char) 1
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| 116 | #endif
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| 117 | #endif
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| 118 | #endif
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| 119 |
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| 120 |
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| 121 | /* ------------------------------------------------- */
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| 122 | /* [TS:Aug/95]
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| 123 | * The following is copied from GNU Autoconf.Info (1.1)
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| 124 | * It sets up the approriate string and memory functions.
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| 125 | */
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| 126 |
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| 127 | #if STDC_HEADERS || HAVE_STRING_H
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| 128 | #include <string.h>
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| 129 | /* An ANSI string.h and pre-ANSI memory.h might conflict */
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| 130 | #if !STDC_HEADERS && HAVE_MEMORY_H
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| 131 | #include <memory.h>
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| 132 | #endif /* not STDC_HEADERS and HAVE_MEMORY_H */
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| 133 | #ifndef index
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| 134 | /*#define index strchr
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| 135 | *
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| 136 | * this is stuffing up our code so its commented out */
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| 137 | #endif
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| 138 | #ifndef rindex
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| 139 | #define rindex strrchr
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| 140 | #endif
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| 141 |
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| 142 | #ifdef __cplusplus /* compiling for C++ */
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| 143 | #include <stdlib.h>
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| 144 | #ifndef __bcopy
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| 145 | inline void *bcopy(void *s, void *d, int n)
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| 146 | { return memcpy(d, s, n);
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| 147 | }
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| 148 | #define __bcopy 1
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| 149 | #endif
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| 150 | #ifndef __bcmp
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| 151 | inline int bcmp(void *s1, void *s2, int n)
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| 152 | { return memcmp(s1, s2, n);
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| 153 | }
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| 154 | #define __bcmp 1
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| 155 | #endif
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| 156 | #ifndef __bzero
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| 157 | inline void bzero(void *m, int n)
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| 158 | { memset(m, 0, n);
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| 159 | }
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| 160 | #define __bzero 1
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| 161 | #endif
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| 162 | #else /* compiling for C */
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| 163 | #ifndef bcopy
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| 164 | #define bcopy(s, d, n) memcpy((d), (s), (n))
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| 165 | #endif
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| 166 | #ifndef bcmp
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| 167 | #define bcmp(s1, s2, n) memcmp((s1), (s2), (n))
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| 168 | #endif
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| 169 | #ifndef bzero
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| 170 | #define bzero(s, n) memset((s), 0, (n))
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| 171 | #endif
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| 172 | #endif
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| 173 |
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| 174 | #else /* not STDC_HEADERS and not HAVE_STRING_H */
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| 175 | #include <strings.h>
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| 176 | /* memory.h and strings.h conflict on some systems */
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| 177 | #endif
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| 178 | /* ------------------------------------------------- */
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| 179 |
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| 180 |
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| 181 | /* Declare errno. */
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| 182 |
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| 183 | #include <errno.h>
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| 184 | #ifndef errno
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| 185 | extern int errno;
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| 186 | #endif
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| 187 |
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| 188 | /* Declare open parameters. */
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| 189 |
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| 190 | #ifdef HAVE_FCNTL_H
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| 191 | #include <fcntl.h>
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| 192 | #else
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| 193 | #include <sys/file.h>
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| 194 | #endif
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| 195 |
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| 196 | #ifndef O_BINARY
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| 197 | #define O_BINARY 0
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| 198 | #endif
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| 199 | #ifndef O_CREAT
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| 200 | #define O_CREAT 0
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| 201 | #endif
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| 202 | #ifndef O_NDELAY
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| 203 | #define O_NDELAY 0
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| 204 | #endif
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| 205 | #ifndef O_RDONLY
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| 206 | #define O_RDONLY 0
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| 207 | #endif
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| 208 | #ifndef O_RDWR
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| 209 | #define O_RDWR 2
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| 210 | #endif
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| 211 |
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| 212 | /* Declare file status routines and bits. */
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| 213 |
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| 214 | #ifdef STAT_MACROS_BROKEN
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| 215 | #undef S_ISBLK
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| 216 | #undef S_ISCHR
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| 217 | #undef S_ISDIR
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| 218 | #undef S_ISFIFO
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| 219 | #undef S_ISLNK
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| 220 | #undef S_ISMPB
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| 221 | #undef S_ISMPC
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| 222 | #undef S_ISNWK
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| 223 | #undef S_ISREG
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| 224 | #undef S_ISSOCK
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| 225 | #endif
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| 226 |
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| 227 | /* On MSDOS, there are missing things from <sys/stat.h>. */
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| 228 | #ifdef __MSDOS__
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| 229 | #define S_ISUID 0
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| 230 | #define S_ISGID 0
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| 231 | #define S_ISVTX 0
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| 232 | #endif
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| 233 |
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| 234 | #ifndef S_ISREG /* POSIX.1 stat stuff missing */
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| 235 | #define mode_t unsigned short
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| 236 | #endif
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| 237 | #if !defined(S_ISBLK) && defined(S_IFBLK)
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| 238 | #define S_ISBLK(Mode) (((Mode) & S_IFMT) == S_IFBLK)
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| 239 | #endif
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| 240 | #if !defined(S_ISCHR) && defined(S_IFCHR)
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| 241 | #define S_ISCHR(Mode) (((Mode) & S_IFMT) == S_IFCHR)
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| 242 | #endif
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| 243 | #if !defined(S_ISDIR) && defined(S_IFDIR)
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| 244 | #define S_ISDIR(Mode) (((Mode) & S_IFMT) == S_IFDIR)
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| 245 | #endif
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| 246 | #if !defined(S_ISREG) && defined(S_IFREG)
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| 247 | #define S_ISREG(Mode) (((Mode) & S_IFMT) == S_IFREG)
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| 248 | #endif
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| 249 | #if !defined(S_ISFIFO) && defined(S_IFIFO)
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| 250 | #define S_ISFIFO(Mode) (((Mode) & S_IFMT) == S_IFIFO)
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| 251 | #endif
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| 252 | #if !defined(S_ISLNK) && defined(S_IFLNK)
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| 253 | #define S_ISLNK(Mode) (((Mode) & S_IFMT) == S_IFLNK)
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| 254 | #endif
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| 255 | #if !defined(S_ISSOCK) && defined(S_IFSOCK)
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| 256 | #define S_ISSOCK(Mode) (((Mode) & S_IFMT) == S_IFSOCK)
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| 257 | #endif
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| 258 | #if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
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| 259 | #define S_ISMPB(Mode) (((Mode) & S_IFMT) == S_IFMPB)
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| 260 | #define S_ISMPC(Mode) (((Mode) & S_IFMT) == S_IFMPC)
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| 261 | #endif
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| 262 | #if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
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| 263 | #define S_ISNWK(Mode) (((Mode) & S_IFMT) == S_IFNWK)
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| 264 | #endif
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| 265 |
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| 266 | #if !defined(S_ISCTG) && defined(S_IFCTG) /* contiguous file */
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| 267 | #define S_ISCTG(Mode) (((Mode) & S_IFMT) == S_IFCTG)
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| 268 | #endif
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| 269 | #if !defined(S_ISVTX)
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| 270 | #define S_ISVTX 0001000
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| 271 | #endif
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| 272 |
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| 273 | /* [RPAP - Feb 97: WIN32 Port] */
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| 274 | #if !defined(_POSIX_SOURCE) && !defined(__WIN32__)
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| 275 | #include <sys/param.h>
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| 276 | #endif
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| 277 |
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| 278 | /* Include <unistd.h> before any preprocessor test of _POSIX_VERSION. */
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| 279 | #ifdef HAVE_UNISTD_H
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| 280 | #include <unistd.h>
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| 281 | #endif
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| 282 |
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| 283 |
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| 284 | /* Declare standard functions. */
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| 285 |
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| 286 | #ifdef STDC_HEADERS
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| 287 | #include <stdlib.h>
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| 288 | #else
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| 289 | voidstar malloc ();
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| 290 | voidstar realloc ();
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| 291 | char *getenv ();
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| 292 | #endif
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| 293 |
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| 294 | #include <stdio.h>
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| 295 |
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| 296 | #ifndef _POSIX_VERSION
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| 297 | #ifdef __MSDOS__
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| 298 | #include <io.h>
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| 299 | #else
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| 300 | off_t lseek ();
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| 301 | #endif
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| 302 | #endif
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| 303 |
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| 304 | #ifndef __WIN32__
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| 305 | #include <pathmax.h>
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| 306 | #endif
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| 307 |
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| 308 | /* Until getoptold function is declared in getopt.h, we need this here for
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| 309 | struct option. */
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| 310 | /*#include <getopt.h>*/
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| 311 |
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| 312 | #ifdef WITH_DMALLOC
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| 313 | #undef HAVE_VALLOC
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| 314 | #define DMALLOC_FUNC_CHECK
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| 315 | #include <dmalloc.h>
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| 316 | #endif
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| 317 |
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| 318 | /* Prototypes for external functions. */
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| 319 |
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| 320 | #ifndef __P
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| 321 | #if PROTOTYPES
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| 322 | #define __P(Args) Args
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| 323 | #else
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| 324 | #define __P(Args) ()
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| 325 | #endif
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| 326 | #endif
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| 327 |
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| 328 | #if HAVE_LOCALE_H
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| 329 | #include <locale.h>
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| 330 | #endif
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| 331 | /*** setlocale is ansi and posix...(jrm21)
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| 332 | #if !HAVE_SETLOCALE
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| 333 | #define setlocale(Category, Locale)
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| 334 | #endif
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| 335 | ***/
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| 336 |
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| 337 | #if ENABLE_NLS
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| 338 | #include <libintl.h>
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| 339 | #define _(Text) gettext (Text)
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| 340 | #else
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| 341 | #define textdomain(Domain)
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| 342 | #define _(Text) Text
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| 343 | #endif
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| 344 |
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| 345 | /* Library modules. */
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| 346 |
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| 347 | #ifdef HAVE_VPRINTF
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| 348 | void error __P ((int, int, const char *,...));
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| 349 | #else
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| 350 | void error ();
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| 351 | #endif
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| 352 |
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| 353 | #ifndef HAVE_STRSTR
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| 354 | char *strstr __P ((const char *, const char *));
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| 355 | #endif
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| 356 |
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| 357 | /* [RB/TS:Oct/95] commented out. Used by lib/gmalloc.c - but it defines it anyway ???
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| 358 | *#ifndef HAVE_VALLOC
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| 359 | *#define valloc(Size) malloc (Size)
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| 360 | *#endif
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| 361 | */
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| 362 |
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| 363 | voidstar xmalloc __P ((size_t));
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| 364 | voidstar xrealloc __P ((voidstar, size_t));
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| 365 | char *xstrdup __P ((const char *));
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| 366 |
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| 367 | /* [TS:Aug/95]
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| 368 | * These were required by files which referred
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| 369 | * to these as function pointers.
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| 370 | * e.g. huffman.c - fread, mgfelics.c - fgetc
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| 371 | */
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| 372 | #ifndef HAVE_FREAD_DECL
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| 373 | extern size_t fread __P ((void *, size_t, size_t, FILE *));
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| 374 | #endif
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| 375 | #ifndef HAVE_FGETC_DECL
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| 376 | extern int fgetc __P ((FILE *));
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| 377 | #endif
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| 378 |
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| 379 | /* [RPAP - Feb 97: WIN32 Port] */
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| 380 | #ifndef u_long
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| 381 | # define u_long unsigned long
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| 382 | #endif
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| 383 | #ifndef u_char
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| 384 | # define u_char unsigned char
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| 385 | #endif
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| 386 |
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| 387 |
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| 388 | #endif /* SYSFUNCS_H */
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