diff options
Diffstat (limited to 'posix/sys/wait.h')
| -rw-r--r-- | posix/sys/wait.h | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/posix/sys/wait.h b/posix/sys/wait.h index 03ac5fe..e758f9e 100644 --- a/posix/sys/wait.h +++ b/posix/sys/wait.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991-1994,96,97,98,99,2000,2001 Free Software Foundation, Inc. +/* Copyright (C) 1991-1994,1996-2001,2003 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 @@ -105,8 +105,11 @@ typedef enum /* Wait for a child to die. When one does, put its status in *STAT_LOC - and return its process ID. For errors, return (pid_t) -1. */ -extern __pid_t wait (__WAIT_STATUS __stat_loc) __THROW; + and return its process ID. For errors, return (pid_t) -1. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern __pid_t wait (__WAIT_STATUS __stat_loc); #ifdef __USE_BSD /* Special values for the PID argument to `waitpid' and `wait4'. */ @@ -125,8 +128,11 @@ extern __pid_t wait (__WAIT_STATUS __stat_loc) __THROW; is not already dead, return (pid_t) 0. If successful, return PID and store the dead child's status in STAT_LOC. Return (pid_t) -1 for errors. If the WUNTRACED bit is - set in OPTIONS, return status for stopped children; otherwise don't. */ -extern __pid_t waitpid (__pid_t __pid, int *__stat_loc, int __options) __THROW; + set in OPTIONS, return status for stopped children; otherwise don't. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern __pid_t waitpid (__pid_t __pid, int *__stat_loc, int __options); #if defined __USE_SVID || defined __USE_XOPEN # define __need_siginfo_t @@ -138,9 +144,12 @@ extern __pid_t waitpid (__pid_t __pid, int *__stat_loc, int __options) __THROW; If IDTYPE is P_ALL, match any process. If the WNOHANG bit is set in OPTIONS, and that child is not already dead, clear *INFOP and return 0. If successful, store - exit code and status in *INFOP. */ + exit code and status in *INFOP. + + This function is a cancellation point and therefore not marked with + __THROW. */ extern int waitid (idtype_t __idtype, __id_t __id, siginfo_t *__infop, - int __options) __THROW; + int __options); #endif #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED |