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#ifndef WCOREDUMP /* not POSIX, but common and useful */ 31#define WCOREDUMP(w) (((w) & 0x80) != 0) 32#endif 33 34#ifndef WSTOPSIG 35#define WSTOPSIG(w) (((w) >> 8) & 0xff) 36#endif 37#ifndef WTERMSIG 38#define WTERMSIG(w) ((w) & 0x7f) 39#endif 40#ifndef WEXITSTATUS 41#define WEXITSTATUS(w) (((w) >> 8) & 0xff) 42#endif 43