summaryrefslogtreecommitdiff
path: root/dmake/extern.h
blob: c28eb02bda5dad2464d092067958ff543703a4d1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
/*
--
-- SYNOPSIS
--      External declarations for dmake functions.
--
-- DESCRIPTION
--  ANSI is a macro that allows the proper handling of ANSI style
--  function declarations.
--
-- AUTHOR
--      Dennis Vadura, dvadura@dmake.wticorp.com
--
-- WWW
--      http://dmake.wticorp.com/
--
-- COPYRIGHT
--      Copyright (c) 1996,1997 by WTI Corp.  All rights reserved.
--
--      This program is NOT free software; you can redistribute it and/or
--      modify it under the terms of the Software License Agreement Provided
--      in the file <distribution-root>/readme/license.txt.
--
-- LOG
--      Use cvs log to obtain detailed change logs.
*/

#ifndef EXTERN_h
#define EXTERN_h

/* For MSVC++ needs to include windows.h first to avoid problems with
 * type redefinitions. Include it also for MinGW for consistency. */
#if defined(__MINGW32__) || defined(_MSC_VER)
#include <windows.h>
#endif

#include "config.h"

/* Define this for the RS/6000 if it breaks something then we have to put a
 * #ifdef around it. */
#if defined(rs6000)
#define _POSIX_SOURCE
#endif

#include <stdio.h>
#ifdef HAVE_LIMITS_H
#  include <limits.h>
#endif
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#  include <unistd.h>
#endif
#include <string.h>
#include <ctype.h>
#ifdef HAVE_FCNTL_H
#  include <fcntl.h>
#endif

#if TIME_WITH_SYS_TIME
#  include <sys/time.h>
#  include <time.h>
#else
# if HAVE_SYS_TIME_H
#  include <sys/time.h>
# else
#  include <time.h>
# endif
#endif

#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#else
# include <types.h>
#endif
#if HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#if HAVE_UTIME_H
# include <utime.h>
#endif

#define DMPVOID void *

#include <signal.h>
#include "itypes.h"
#include "stdmacs.h"
#include "alloc.h"
#include "db.h"
#include "dstdarg.h"
#include "dmake.h"
#include "struct.h"
#include "vextern.h"
#include "public.h"

/* Include this last as it invalidates some functions that are defined
 * externally above and turns them into no-ops.  Have to do this after
 * the extern declarations however. */
#include "posix.h"



/* Common declarations
 * ===================
 * are better made here then in local public.h. So far dmake didn't follow
 * this strategy but new functions will be added here. */

/* Use our own implementation if no library function is present. */
#ifndef HAVE_STRLWR
/* from dmstring.c */
char *strlwr(char *p);
#endif

/* from function.c */
char *exec_normpath(char *args);

/* from make.c */
void Unmake(CELLPTR cp);

/* from path.c */
void Clean_path(char *path);
char *normalize_path(char *path);

/* from sysintf.c */
/* cygdospath()/DO_WINPATH() are only needed for the .WINPATH attribute
 * on cygwin. */
#if __CYGWIN__
char *cygdospath(char *src, int winpath);
# define DO_WINPATH(p) cygdospath(p, UseWinpath)
#else
# define DO_WINPATH(p) p
#endif


/* Define some usefull macros. This is done here and not in config.h
 * to keep this changes usefull even when not using the autotools based
 * build, i.e. using config.h files that are local to the architecture. */
#if defined(_WIN32) || defined(__CYGWIN__) || defined(MSDOS) || defined(OS2) || defined(__EMX__)
#  define HAVE_DRIVE_LETTERS 1
#endif

#if defined(_WIN32) || defined(MSDOS) || defined(OS2) && !defined(__CYGWIN__)
#  define NULLDEV "NUL"
#else
#  define NULLDEV "/dev/null"
#endif

/* For MSVC 6.0 and newer and MinGW use the CreateProcess() function. */
#if defined(__MINGW32__) || defined(_MSC_VER) && _MSC_VER >= 1200
#  define USE_CREATEPROCESS 1
#else
/* #undef USE_CREATEPROCESS */
#endif

/*  CreateProcess() is spawn-like. */
#if ENABLE_SPAWN && ( HAVE_SPAWN_H || __CYGWIN__ || __EMX__) || defined(USE_CREATEPROCESS)
#  define USE_SPAWN 1
#else
/* #undef USE_SPAWN */
#endif

/* Work around some of the functions that may or may not exist */
#if ! HAVE_TZSET
#if HAVE_SETTZ
#  define tzset() settz()
#else
#  warn "tzset is not supported, null out"
#  define tzset()
#endif
#endif

/* Get the working directory fall back code */
#if ! HAVE_GETCWD
#if HAVE_GETWD
#  define getcwd(buf,len) getwd(buf)
#else
#  error "You have no supported way of getting working directory"
#endif
#endif

/*  If setvbuf is not available set output to unbuffered */
#if ! HAVE_SETVBUF
#  define setvbuf(fp,bp,type,len) setbuf(fp,NULL)
#endif

/* coreleft is used in some debug macros. Only Turbo C seems to provide
 * this function. Define it here so that the code compiles. */
#ifdef DBUG
#define coreleft() 0L
#endif

#endif