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getaddrinfo: add EAI_NODATA error code to distinguish NODATA vs NxDomain
[musl]
/
src
/
thread
/
pthread_kill.c
diff --git
a/src/thread/pthread_kill.c
b/src/thread/pthread_kill.c
index
6d70e62
..
79ddb20
100644
(file)
--- a/
src/thread/pthread_kill.c
+++ b/
src/thread/pthread_kill.c
@@
-1,11
+1,18
@@
#include "pthread_impl.h"
#include "pthread_impl.h"
+#include "lock.h"
int pthread_kill(pthread_t t, int sig)
{
int r;
int pthread_kill(pthread_t t, int sig)
{
int r;
+ sigset_t set;
+ /* Block not just app signals, but internal ones too, since
+ * pthread_kill is used to implement pthread_cancel, which
+ * must be async-cancel-safe. */
+ __block_all_sigs(&set);
LOCK(t->killlock);
r = t->tid ? -__syscall(SYS_tkill, t->tid, sig)
: (sig+0U >= _NSIG ? EINVAL : 0);
UNLOCK(t->killlock);
LOCK(t->killlock);
r = t->tid ? -__syscall(SYS_tkill, t->tid, sig)
: (sig+0U >= _NSIG ? EINVAL : 0);
UNLOCK(t->killlock);
+ __restore_sigs(&set);
return r;
}
return r;
}