dmake/extern.h

   1 /*
   2 --
   3 -- SYNOPSIS
   4 --      External declarations for dmake functions.
   5 --
   6 -- DESCRIPTION
   7 --  ANSI is a macro that allows the proper handling of ANSI style
   8 --  function declarations.
   9 --
  10 -- AUTHOR
  11 --      Dennis Vadura, dvadura@dmake.wticorp.com
  12 --
  13 -- WWW
  14 --      http://dmake.wticorp.com/
  15 --
  16 -- COPYRIGHT
  17 --      Copyright (c) 1996,1997 by WTI Corp.  All rights reserved.
  18 --
  19 --      This program is NOT free software; you can redistribute it and/or
  20 --      modify it under the terms of the Software License Agreement Provided
  21 --      in the file <distribution-root>/readme/license.txt.
  22 --
  23 -- LOG
  24 --      Use cvs log to obtain detailed change logs.
  25 */
  26
  27 #ifndef EXTERN_h
  28 #define EXTERN_h
  29
  30 /* For MSVC++ needs to include windows.h first to avoid problems with
  31  * type redefinitions. Include it also for MinGW for consistency. */
  32 #if defined(__MINGW32__) || defined(_MSC_VER)
  33 #include <windows.h>
  34 #endif
  35
  36 #include "config.h"
  37
  38 /* Define this for the RS/6000 if it breaks something then we have to put a
  39  * #ifdef around it. */
  40 #if defined(rs6000)
  41 #define _POSIX_SOURCE
  42 #endif
  43
  44 #include <stdio.h>
  45 #ifdef HAVE_LIMITS_H
  46 #  include <limits.h>
  47 #endif
  48 #include <stdlib.h>
  49 #ifdef HAVE_UNISTD_H
  50 #  include <unistd.h>
  51 #endif
  52 #include <string.h>
  53 #include <ctype.h>
  54 #ifdef HAVE_FCNTL_H
  55 #  include <fcntl.h>
  56 #endif
  57
  58 #if TIME_WITH_SYS_TIME
  59 #  include <sys/time.h>
  60 #  include <time.h>
  61 #else
  62 # if HAVE_SYS_TIME_H
  63 #  include <sys/time.h>
  64 # else
  65 #  include <time.h>
  66 # endif
  67 #endif
  68
  69 #if HAVE_SYS_TYPES_H
  70 # include <sys/types.h>
  71 #else
  72 # include <types.h>
  73 #endif
  74 #if HAVE_SYS_STAT_H
  75 # include <sys/stat.h>
  76 #endif
  77 #if HAVE_UTIME_H
  78 # include <utime.h>
  79 #endif
  80
  81 #define DMPVOID void *
  82
  83 #include <signal.h>
  84 #include "itypes.h"
  85 #include "stdmacs.h"
  86 #include "alloc.h"
  87 #include "db.h"
  88 #include "dstdarg.h"
  89 #include "dmake.h"
  90 #include "struct.h"
  91 #include "vextern.h"
  92 #include "public.h"
  93
  94 /* Include this last as it invalidates some functions that are defined
  95  * externally above and turns them into no-ops.  Have to do this after
  96  * the extern declarations however. */
  97 #include "posix.h"
  98
  99
 100
 101 /* Common declarations
 102  * ===================
 103  * are better made here then in local public.h. So far dmake didn't follow
 104  * this strategy but new functions will be added here. */
 105
 106 /* Use our own implementation if no library function is present. */
 107 #ifndef HAVE_STRLWR
 108 /* from dmstring.c */
 109 char *strlwr(char *p);
 110 #endif
 111
 112 /* from function.c */
 113 char *exec_normpath(char *args);
 114
 115 /* from make.c */
 116 void Unmake(CELLPTR cp);
 117
 118 /* from path.c */
 119 void Clean_path(char *path);
 120 char *normalize_path(char *path);
 121
 122 /* from sysintf.c */
 123 /* cygdospath()/DO_WINPATH() are only needed for the .WINPATH attribute
 124  * on cygwin. */
 125 #if __CYGWIN__
 126 char *cygdospath(char *src, int winpath);
 127 # define DO_WINPATH(p) cygdospath(p, UseWinpath)
 128 #else
 129 # define DO_WINPATH(p) p
 130 #endif
 131
 132
 133 /* Define some usefull macros. This is done here and not in config.h
 134  * to keep this changes usefull even when not using the autotools based
 135  * build, i.e. using config.h files that are local to the architecture. */
 136 #if defined(_WIN32) || defined(__CYGWIN__) || defined(MSDOS) || defined(OS2) || defined(__EMX__)
 137 #  define HAVE_DRIVE_LETTERS 1
 138 #endif
 139
 140 #if defined(_WIN32) || defined(MSDOS) || defined(OS2) && !defined(__CYGWIN__)
 141 #  define NULLDEV "NUL"
 142 #else
 143 #  define NULLDEV "/dev/null"
 144 #endif
 145
 146 /* For MSVC 6.0 and newer and MinGW use the CreateProcess() function. */
 147 #if defined(__MINGW32__) || defined(_MSC_VER) && _MSC_VER >= 1200
 148 #  define USE_CREATEPROCESS 1
 149 #else
 150 /* #undef USE_CREATEPROCESS */
 151 #endif
 152
 153 /*  CreateProcess() is spawn-like. */
 154 #if ENABLE_SPAWN && ( HAVE_SPAWN_H || __CYGWIN__ || __EMX__) || defined(USE_CREATEPROCESS)
 155 #  define USE_SPAWN 1
 156 #else
 157 /* #undef USE_SPAWN */
 158 #endif
 159
 160 /* Work around some of the functions that may or may not exist */
 161 #if ! HAVE_TZSET
 162 #if HAVE_SETTZ
 163 #  define tzset() settz()
 164 #else
 165 #  warn "tzset is not supported, null out"
 166 #  define tzset()
 167 #endif
 168 #endif
 169
 170 /* Get the working directory fall back code */
 171 #if ! HAVE_GETCWD
 172 #if HAVE_GETWD
 173 #  define getcwd(buf,len) getwd(buf)
 174 #else
 175 #  error "You have no supported way of getting working directory"
 176 #endif
 177 #endif
 178
 179 /*  If setvbuf is not available set output to unbuffered */
 180 #if ! HAVE_SETVBUF
 181 #  define setvbuf(fp,bp,type,len) setbuf(fp,NULL)
 182 #endif
 183
 184 /* coreleft is used in some debug macros. Only Turbo C seems to provide
 185  * this function. Define it here so that the code compiles. */
 186 #ifdef DBUG
 187 #define coreleft() 0L
 188 #endif
 189
 190 #endif