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a30ce26d | 1 | /* |
2 | * Redistribution and use in source and binary forms, with or without | |
3 | * modification, are permitted provided that the following conditions | |
4 | * are met: | |
5 | * 1. Redistributions of source code must retain the above copyright | |
6 | * notice, this list of conditions and the following disclaimer. | |
7 | * 2. Redistributions in binary form must reproduce the above copyright | |
8 | * notice, this list of conditions and the following disclaimer in the | |
9 | * documentation and/or other materials provided with the distribution. | |
10 | * | |
11 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
12 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
13 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
14 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
15 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
16 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
17 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
18 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
19 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
20 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
21 | * | |
22 | */ | |
23 | ||
24 | #ifndef _BSD_WAITPID_H | |
25 | #define _BSD_WAITPID_H | |
26 | ||
27 | #ifndef HAVE_WAITPID | |
28 | /* Clean out any potental issues */ | |
29 | #undef WIFEXITED | |
30 | #undef WIFSTOPPED | |
31 | #undef WIFSIGNALED | |
32 | ||
33 | /* Define required functions to mimic a POSIX look and feel */ | |
34 | #define _W_INT(w) (*(int*)&(w)) /* convert union wait to int */ | |
35 | #define WIFEXITED(w) (!((_W_INT(w)) & 0377)) | |
36 | #define WIFSTOPPED(w) ((_W_INT(w)) & 0100) | |
37 | #define WIFSIGNALED(w) (!WIFEXITED(w) && !WIFSTOPPED(w)) | |
38 | #define WEXITSTATUS(w) (int)(WIFEXITED(w) ? ((_W_INT(w) >> 8) & 0377) : -1) | |
39 | #define WTERMSIG(w) (int)(WIFSIGNALED(w) ? (_W_INT(w) & 0177) : -1) | |
40 | #define WCOREFLAG 0x80 | |
41 | #define WCOREDUMP(w) ((_W_INT(w)) & WCOREFLAG) | |
42 | ||
43 | /* Prototype */ | |
44 | pid_t waitpid(int pid, int *stat_loc, int options); | |
45 | ||
46 | #endif /* !HAVE_WAITPID */ | |
47 | #endif /* _BSD_WAITPID_H */ |