1 /* wait.h -- POSIX macros for evaluating exit statuses 2 Copyright (C) 1990 Free Software Foundation, Inc. 3 4 This program is free software; you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation; either version 2, or (at your option) 7 any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. */ 13 14 #ifdef HAVE_SYS_WAIT_H 15 #include <sys/types.h> /* For pid_t. */ 16 #ifdef HAVE_SYS_RESOURCE_H 17 #include <sys/resource.h> /* for rusage */ 18 #endif 19 #include <sys/wait.h> 20 #endif 21 #ifndef WIFSTOPPED 22 #define WIFSTOPPED(w) (((w) & 0xff) == 0x7f) 23 #endif 24 #ifndef WIFSIGNALED 25 #define WIFSIGNALED(w) (((w) & 0xff) != 0x7f && ((w) & 0xff) != 0) 26 #endif 27 #ifndef WIFEXITED 28 #define WIFEXITED(w) (((w) & 0xff) == 0) 29 #endif 30 31 #ifndef WSTOPSIG 32 #define WSTOPSIG(w) (((w) >> 8) & 0xff) 33 #endif 34 #ifndef WTERMSIG 35 #define WTERMSIG(w) ((w) & 0x7f) 36 #endif 37 #ifndef WEXITSTATUS 38 #define WEXITSTATUS(w) (((w) >> 8) & 0xff) 39 #endif 40