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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-11-13 10:42:05 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-12-19 16:11:09 -0300 |
| commit | 478f70780f28a270205ddbe8cb6ec29cb41d586e (patch) | |
| tree | c46c10ac218ba891188667249f5cb52755e4351c /libio | |
| parent | 6a265e577e8d7c9c950a793139df19b2d050ce5b (diff) | |
| download | glibc-478f70780f28a270205ddbe8cb6ec29cb41d586e.tar.gz glibc-478f70780f28a270205ddbe8cb6ec29cb41d586e.tar.xz glibc-478f70780f28a270205ddbe8cb6ec29cb41d586e.zip | |
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.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libio/iopopen.c b/libio/iopopen.c index 22d53a88ef..a15d3bf4b6 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) |