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 3 of the License, or 7 (at your option) 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 You should have received a copy of the GNU General Public License 15 along with this program. If not, see <http://www.gnu.org/licenses/>. 16*/ 17#include <sys/types.h> /* For pid_t. */ 18#if HAVE_SYS_WAIT_H 19#include <sys/wait.h> 20#endif 21 22#ifndef WIFSTOPPED 23#define WIFSTOPPED(w) (((w) & 0xff) == 0x7f) 24#endif 25#ifndef WIFSIGNALED 26#define WIFSIGNALED(w) (((w) & 0xff) != 0x7f && ((w) & 0xff) != 0) 27#endif 28#ifndef WIFEXITED 29#define WIFEXITED(w) (((w) & 0xff) == 0) 30#endif 31 32#ifndef WSTOPSIG 33#define WSTOPSIG(w) (((w) >> 8) & 0xff) 34#endif 35#ifndef WTERMSIG 36#define WTERMSIG(w) ((w) & 0x7f) 37#endif 38#ifndef WEXITSTATUS 39#define WEXITSTATUS(w) (((w) >> 8) & 0xff) 40#endif 41