wait.h (1392B)
1 /* -*-comment-start: "//";comment-end:""-*- 2 * GNU Mes --- Maxwell Equations of Software 3 * Copyright © 2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org> 4 * 5 * This file is part of GNU Mes. 6 * 7 * GNU Mes is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 3 of the License, or (at 10 * your option) any later version. 11 * 12 * GNU Mes is distributed in the hope that it will be useful, but 13 * WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with GNU Mes. If not, see <http://www.gnu.org/licenses/>. 19 */ 20 #ifndef __MES_SYS_WAIT_H 21 #define __MES_SYS_WAIT_H 1 22 23 #include <sys/resource.h> 24 25 #if SYSTEM_LIBC 26 #undef __MES_SYS_WAIT_H 27 #include_next <sys/wait.h> 28 #else // ! SYSTEM_LIBC 29 30 #ifndef __MES_PID_T 31 #define __MES_PID_T 32 typedef int pid_t; 33 #endif 34 35 #define WNOHANG 1 36 #define W_EXITCODE(status, signal) ((status) << 8 | (signal)) 37 38 pid_t waitpid (pid_t pid, int *status_ptr, int options); 39 pid_t wait (int *status_ptr); 40 pid_t wait4 (pid_t pid, int *wstatus, int options, 41 struct rusage *rusage); 42 43 #endif // ! SYSTEM_LIBC 44 45 #endif // __MES_SYS_WAIT_H