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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2019-11-13 10:42:05 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2019-12-19 16:11:09 -0300
commit478f70780f28a270205ddbe8cb6ec29cb41d586e (patch)
treec46c10ac218ba891188667249f5cb52755e4351c /libio
parent6a265e577e8d7c9c950a793139df19b2d050ce5b (diff)
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Remove __waitpid_nocancel
It enables and disables cancellation with pthread_setcancelstate before calling the waitpid. It simplifies the waitpid implementation for architectures that do not provide either __NR_waitpid or __NR_wait4. Checked on x86_64-linux-gnu.
Diffstat (limited to 'libio')
-rw-r--r--libio/iopopen.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/libio/iopopen.c b/libio/iopopen.c
index 22d53a8..a15d3bf 100644
--- a/libio/iopopen.c
+++ b/libio/iopopen.c
@@ -281,7 +281,11 @@ _IO_new_proc_close (FILE *fp)
described in POSIX.2, such implementations are not conforming." */
do
{
- wait_pid = __waitpid_nocancel (((_IO_proc_file *) fp)->pid, &wstatus, 0);
+ int state;
+ __libc_ptf_call (__pthread_setcancelstate,
+ (PTHREAD_CANCEL_DISABLE, &state), 0);
+ wait_pid = __waitpid (((_IO_proc_file *) fp)->pid, &wstatus, 0);
+ __libc_ptf_call (__pthread_setcancelstate, (state, NULL), 0);
}
while (wait_pid == -1 && errno == EINTR);
if (wait_pid == -1)