/* Definitions of flag bits for `waitpid' et al. Copyright (C) 1992-2020 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #if !defined _SYS_WAIT_H && !defined _STDLIB_H # error "Never include <bits/waitflags.h> directly; use <sys/wait.h> instead." #endif /* Bits in the third argument to `waitpid'. */ #define WNOHANG 1 /* Don't block waiting. */ #define WUNTRACED 2 /* Report status of stopped children. */ /* Bits in the fourth argument to `waitid'. */ #if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 # define WSTOPPED 2 /* Report stopped child (same as WUNTRACED). */ # define WEXITED 4 /* Report dead child. */ # define WCONTINUED 8 /* Report continued child. */ # define WNOWAIT 0x01000000 /* Don't reap, just poll status. */ #endif #define __WNOTHREAD 0x20000000 /* Don't wait on children of other threads in this group */ #define __WALL 0x40000000 /* Wait for any child. */ #define __WCLONE 0x80000000 /* Wait for cloned process. */ /* The following values are used by the `waitid' function. */ #if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 # ifndef __ENUM_IDTYPE_T # define __ENUM_IDTYPE_T 1 /* The Linux kernel defines these bare, rather than an enum, which causes a conflict if the include order is reversed. */ # undef P_ALL # undef P_PID # undef P_PGID typedef enum { P_ALL, /* Wait for any child. */ P_PID, /* Wait for specified process. */ P_PGID /* Wait for members of process group. */ } idtype_t; # endif #endif