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Fix sigwait and pthread_kill return values in case of error

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* signal.cc (sigwait): Fix return value to reflect errno in case of
	error according to POSIX.  Never return EINTR.
	* thread.cc (pthread_kill): Return errno if sig_send failed.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2015-10-30 16:05:43 +01:00
parent ff3c4a7d2f
commit 8f97c045b8
4 changed files with 23 additions and 3 deletions
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10
winsup/cygwin/signal.cc
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@ -557,10 +557,16 @@ siginterrupt (int sig, int flag)
extern "C" int
sigwait (const sigset_t *set, int *sig_ptr)
{
int sig = sigwaitinfo (set, NULL);
int sig;
do
{
sig = sigwaitinfo (set, NULL);
}
while (sig == -1 && get_errno () == EINTR);
if (sig > 0)
*sig_ptr = sig;
return sig > 0 ? 0 : -1;
return sig > 0 ? 0 : get_errno ();
}
extern "C" int