diff options
Diffstat (limited to 'sysdeps/unix')
| -rw-r--r-- | sysdeps/unix/sysv/linux/not-cancel.h | 7 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/waitpid.c | 12 |
2 files changed, 15 insertions, 4 deletions
diff --git a/sysdeps/unix/sysv/linux/not-cancel.h b/sysdeps/unix/sysv/linux/not-cancel.h index acf5775928..c4a60b8d67 100644 --- a/sysdeps/unix/sysv/linux/not-cancel.h +++ b/sysdeps/unix/sysv/linux/not-cancel.h @@ -25,6 +25,7 @@ #include <errno.h> #include <unistd.h> #include <sys/syscall.h> +#include <sys/wait.h> /* Non cancellable open syscall. */ __typeof (open) __open_nocancel; @@ -72,10 +73,8 @@ __writev_nocancel_nostatus (int fd, const struct iovec *iov, int iovcnt) } /* Uncancelable waitpid. */ -#define __waitpid_nocancel(pid, stat_loc, options) \ - INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL) -#define waitpid_not_cancel(pid, stat_loc, options) \ - __waitpid_nocancel(pid, stat_loc, options) +__typeof (waitpid) __waitpid_nocancel; +libc_hidden_proto (__waitpid_nocancel) /* Uncancelable pause. */ #define pause_not_cancel() \ diff --git a/sysdeps/unix/sysv/linux/waitpid.c b/sysdeps/unix/sysv/linux/waitpid.c index 2fed421c90..efc4480b5b 100644 --- a/sysdeps/unix/sysv/linux/waitpid.c +++ b/sysdeps/unix/sysv/linux/waitpid.c @@ -19,6 +19,7 @@ #include <sysdep-cancel.h> #include <stdlib.h> #include <sys/wait.h> +#include <not-cancel.h> __pid_t __waitpid (__pid_t pid, int *stat_loc, int options) @@ -31,3 +32,14 @@ __waitpid (__pid_t pid, int *stat_loc, int options) } libc_hidden_def (__waitpid) weak_alias (__waitpid, waitpid) + +__pid_t +__waitpid_nocancel (__pid_t pid, int *stat_loc, int options) +{ +#ifdef __NR_waitpid + return INLINE_SYSCALL_CALL (waitpid, pid, stat_loc, options); +#else + return INLINE_SYSCALL_CALL (wait4, pid, stat_loc, options, NULL); +#endif +} +libc_hidden_def (__waitpid_nocancel) |