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8c4ebc23 JH |
1 | /* Portability declarations. Requires sys/types.h. |
2 | Copyright (C) 1988, 1992 Free Software Foundation | |
3 | ||
4 | This file is part of GNU Tar. | |
5 | ||
6 | GNU Tar is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GNU Tar is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Tar; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
19 | ||
20 | /* AIX requires this to be the first thing in the file. */ | |
21 | #ifdef __GNUC__ | |
22 | #define alloca __builtin_alloca | |
23 | #else /* not __GNUC__ */ | |
24 | #if HAVE_ALLOCA_H | |
25 | #include <alloca.h> | |
26 | #else /* not HAVE_ALLOCA_H */ | |
27 | #ifdef _AIX | |
28 | #pragma alloca | |
29 | #else /* not _AIX */ | |
30 | char *alloca (); | |
31 | #endif /* not _AIX */ | |
32 | #endif /* not HAVE_ALLOCA_H */ | |
33 | #endif /* not __GNUC__ */ | |
34 | ||
35 | #include "pathmax.h" | |
36 | ||
37 | #ifdef _POSIX_VERSION | |
38 | #include <sys/wait.h> | |
39 | #else /* !_POSIX_VERSION */ | |
40 | #define WIFSTOPPED(w) (((w) & 0xff) == 0x7f) | |
41 | #define WIFSIGNALED(w) (((w) & 0xff) != 0x7f && ((w) & 0xff) != 0) | |
42 | #define WIFEXITED(w) (((w) & 0xff) == 0) | |
43 | ||
44 | #define WSTOPSIG(w) (((w) >> 8) & 0xff) | |
45 | #define WTERMSIG(w) ((w) & 0x7f) | |
46 | #define WEXITSTATUS(w) (((w) >> 8) & 0xff) | |
47 | #endif /* _POSIX_VERSION */ | |
48 | ||
49 | /* nonstandard */ | |
50 | #ifndef WIFCOREDUMPED | |
51 | #define WIFCOREDUMPED(w) (((w) & 0x80) != 0) | |
52 | #endif | |
53 | ||
54 | #ifdef __MSDOS__ | |
55 | /* missing things from sys/stat.h */ | |
56 | #define S_ISUID 0 | |
57 | #define S_ISGID 0 | |
58 | #define S_ISVTX 0 | |
59 | ||
60 | /* device stuff */ | |
61 | #define makedev(ma, mi) ((ma << 8) | mi) | |
62 | #define major(dev) (dev) | |
63 | #define minor(dev) (dev) | |
64 | typedef long off_t; | |
65 | #endif /* __MSDOS__ */ | |
66 | ||
67 | #if defined(__STDC__) || defined(__TURBOC__) | |
68 | #define PTR void * | |
69 | #else | |
70 | #define PTR char * | |
71 | #define const | |
72 | #endif | |
73 | ||
74 | /* Since major is a function on SVR4, we can't just use `ifndef major'. */ | |
75 | #ifdef major /* Might be defined in sys/types.h. */ | |
76 | #define HAVE_MAJOR | |
77 | #endif | |
78 | ||
79 | #if !defined(HAVE_MAJOR) && defined(MAJOR_IN_MKDEV) | |
80 | #include <sys/mkdev.h> | |
81 | #define HAVE_MAJOR | |
82 | #endif | |
83 | ||
84 | #if !defined(HAVE_MAJOR) && defined(MAJOR_IN_SYSMACROS) | |
85 | #include <sys/sysmacros.h> | |
86 | #define HAVE_MAJOR | |
87 | #endif | |
88 | ||
89 | #ifndef HAVE_MAJOR | |
90 | #define major(dev) (((dev) >> 8) & 0xff) | |
91 | #define minor(dev) ((dev) & 0xff) | |
92 | #define makedev(maj, min) (((maj) << 8) | (min)) | |
93 | #endif | |
94 | #undef HAVE_MAJOR | |
95 | ||
96 | #if defined(STDC_HEADERS) || defined(HAVE_STRING_H) | |
97 | #include <string.h> | |
98 | #if !defined(__MSDOS__) && !defined(STDC_HEADERS) | |
99 | #include <memory.h> | |
100 | #endif | |
101 | #ifdef index | |
102 | #undef index | |
103 | #endif | |
104 | #ifdef rindex | |
105 | #undef rindex | |
106 | #endif | |
107 | #define index strchr | |
108 | #define rindex strrchr | |
109 | #define bcopy(s, d, n) memcpy(d, s, n) | |
110 | #define bzero(s, n) memset(s, 0, n) | |
111 | #define bcmp memcmp | |
112 | #else | |
113 | #include <strings.h> | |
114 | #endif | |
115 | ||
116 | #if defined(STDC_HEADERS) | |
117 | #include <stdlib.h> | |
118 | #else | |
119 | char *malloc (), *realloc (); | |
120 | char *getenv (); | |
121 | #endif | |
122 | ||
123 | #ifndef _POSIX_VERSION | |
124 | #ifdef __MSDOS__ | |
125 | #include <io.h> | |
126 | #else /* !__MSDOS__ */ | |
127 | off_t lseek (); | |
128 | #endif /* !__MSDOS__ */ | |
129 | char *getcwd (); | |
130 | #endif /* !_POSIX_VERSION */ | |
131 | ||
132 | #ifndef NULL | |
133 | #define NULL 0 | |
134 | #endif | |
135 | ||
136 | #ifndef O_BINARY | |
137 | #define O_BINARY 0 | |
138 | #endif | |
139 | #ifndef O_CREAT | |
140 | #define O_CREAT 0 | |
141 | #endif | |
142 | #ifndef O_NDELAY | |
143 | #define O_NDELAY 0 | |
144 | #endif | |
145 | #ifndef O_RDONLY | |
146 | #define O_RDONLY 0 | |
147 | #endif | |
148 | #ifndef O_RDWR | |
149 | #define O_RDWR 2 | |
150 | #endif | |
151 | ||
152 | #include <sys/stat.h> | |
153 | #ifndef S_ISREG /* Doesn't have POSIX.1 stat stuff. */ | |
154 | #define mode_t unsigned short | |
155 | #endif | |
156 | #if !defined(S_ISBLK) && defined(S_IFBLK) | |
157 | #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK) | |
158 | #endif | |
159 | #if !defined(S_ISCHR) && defined(S_IFCHR) | |
160 | #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR) | |
161 | #endif | |
162 | #if !defined(S_ISDIR) && defined(S_IFDIR) | |
163 | #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) | |
164 | #endif | |
165 | #if !defined(S_ISREG) && defined(S_IFREG) | |
166 | #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) | |
167 | #endif | |
168 | #if !defined(S_ISFIFO) && defined(S_IFIFO) | |
169 | #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) | |
170 | #define mkfifo(path, mode) (mknod ((path), (mode) | S_IFIFO, 0)) | |
171 | #endif | |
172 | #if !defined(S_ISLNK) && defined(S_IFLNK) | |
173 | #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) | |
174 | #endif | |
175 | #if !defined(S_ISSOCK) && defined(S_IFSOCK) | |
176 | #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK) | |
177 | #endif | |
178 | #if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */ | |
179 | #define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB) | |
180 | #define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC) | |
181 | #endif | |
182 | #if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */ | |
183 | #define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK) | |
184 | #endif | |
185 | #if !defined(S_ISCTG) && defined(S_IFCTG) /* contiguous file */ | |
186 | #define S_ISCTG(m) (((m) & S_IFMT) == S_IFCTG) | |
187 | #endif | |
188 | #if !defined(S_ISVTX) | |
189 | #define S_ISVTX 0001000 | |
190 | #endif | |
191 | ||
192 | #ifdef __MSDOS__ | |
193 | #include "msd_dir.h" | |
194 | #define NLENGTH(direct) ((direct)->d_namlen) | |
195 | ||
196 | #else /* not __MSDOS__ */ | |
197 | ||
198 | #if defined(DIRENT) || defined(_POSIX_VERSION) | |
199 | #include <dirent.h> | |
200 | #define NLENGTH(direct) (strlen((direct)->d_name)) | |
201 | #else /* not (DIRENT or _POSIX_VERSION) */ | |
202 | #define dirent direct | |
203 | #define NLENGTH(direct) ((direct)->d_namlen) | |
204 | #ifdef SYSNDIR | |
205 | #include <sys/ndir.h> | |
206 | #endif /* SYSNDIR */ | |
207 | #ifdef SYSDIR | |
208 | #include <sys/dir.h> | |
209 | #endif /* SYSDIR */ | |
210 | #ifdef NDIR | |
211 | #include <ndir.h> | |
212 | #endif /* NDIR */ | |
213 | #endif /* DIRENT or _POSIX_VERSION */ | |
214 | ||
215 | #endif /* not __MSDOS__ */ |