1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1985-2007 AT&T Knowledge Ventures * 5 * and is licensed under the * 6 * Common Public License, Version 1.0 * 7 * by AT&T Knowledge Ventures * 8 * * 9 * A copy of the License is available at * 10 * http://www.opensource.org/licenses/cpl1.0.txt * 11 * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * Glenn Fowler <gsf@research.att.com> * 18 * David Korn <dgk@research.att.com> * 19 * Phong Vo <kpv@research.att.com> * 20 * * 21 ***********************************************************************/ 22 #pragma prototyped 23 /* 24 * ast POSIX wait/exit support 25 */ 26 27 #ifndef _WAIT_H 28 #define _WAIT_H 29 30 #include <ast.h> 31 #include <ast_wait.h> 32 33 #if _sys_wait 34 #if defined(__STDPP__directive) && defined(__STDPP__hide) 35 __STDPP__directive pragma pp:hide wait waitpid 36 #else 37 #define wait ______wait 38 #define waitpid ______waitpid 39 #endif 40 #include <sys/wait.h> 41 #if defined(__STDPP__directive) && defined(__STDPP__hide) 42 __STDPP__directive pragma pp:nohide wait waitpid 43 #else 44 #undef wait 45 #undef waitpid 46 #endif 47 #endif 48 49 #ifndef WNOHANG 50 #define WNOHANG 1 51 #endif 52 53 #ifndef WUNTRACED 54 #define WUNTRACED 2 55 #endif 56 57 #if !_ok_wif 58 #undef WIFEXITED 59 #undef WEXITSTATUS 60 #undef WIFSIGNALED 61 #undef WTERMSIG 62 #undef WIFSTOPPED 63 #undef WSTOPSIG 64 #undef WTERMCORE 65 #endif 66 67 #ifndef WIFEXITED 68 #define WIFEXITED(x) (!((x)&((1<<(EXIT_BITS-1))-1))) 69 #endif 70 71 #ifndef WEXITSTATUS 72 #define WEXITSTATUS(x) (((x)>>EXIT_BITS)&((1<<EXIT_BITS)-1)) 73 #endif 74 75 #ifndef WIFSIGNALED 76 #define WIFSIGNALED(x) (((x)&((1<<(EXIT_BITS-1))-1))!=0) 77 #endif 78 79 #ifndef WTERMSIG 80 #define WTERMSIG(x) ((x)&((1<<(EXIT_BITS-1))-1)) 81 #endif 82 83 #ifndef WIFSTOPPED 84 #define WIFSTOPPED(x) (((x)&((1<<EXIT_BITS)-1))==((1<<(EXIT_BITS-1))-1)) 85 #endif 86 87 #ifndef WSTOPSIG 88 #define WSTOPSIG(x) WEXITSTATUS(x) 89 #endif 90 91 #ifndef WTERMCORE 92 #define WTERMCORE(x) ((x)&(1<<(EXIT_BITS-1))) 93 #endif 94 95 extern pid_t wait(int*); 96 extern pid_t waitpid(pid_t, int*, int); 97 98 #endif 99