1 files changed, 33 insertions, 13 deletions
diff --git a/libsanitizer/sanitizer_common/sanitizer_signal_interceptors.inc b/libsanitizer/sanitizer_common/sanitizer_signal_interceptors.inc
index b278f82ce03..7ec63396d79 100644
--- a/libsanitizer/sanitizer_common/sanitizer_signal_interceptors.inc
+++ b/libsanitizer/sanitizer_common/sanitizer_signal_interceptors.inc
@@ -16,10 +16,26 @@
 
 using namespace __sanitizer;
 
+#if SANITIZER_NETBSD
+#define sigaction_symname __sigaction14
+#else
+#define sigaction_symname sigaction
+#endif
+
+#ifndef SIGNAL_INTERCEPTOR_SIGNAL_IMPL
+#define SIGNAL_INTERCEPTOR_SIGNAL_IMPL(func, signum, handler) \
+  { return REAL(func)(signum, handler); }
+#endif
+
+#ifndef SIGNAL_INTERCEPTOR_SIGACTION_IMPL
+#define SIGNAL_INTERCEPTOR_SIGACTION_IMPL(signum, act, oldact) \
+  { return REAL(sigaction_symname)(signum, act, oldact); }
+#endif
+
 #if SANITIZER_INTERCEPT_BSD_SIGNAL
-INTERCEPTOR(void *, bsd_signal, int signum, void *handler) {
+INTERCEPTOR(uptr, bsd_signal, int signum, uptr handler) {
   if (GetHandleSignalMode(signum) == kHandleSignalExclusive) return 0;
-  return REAL(bsd_signal)(signum, handler);
+  SIGNAL_INTERCEPTOR_SIGNAL_IMPL(bsd_signal, signum, handler);
 }
 #define INIT_BSD_SIGNAL COMMON_INTERCEPT_FUNCTION(bsd_signal)
 #else  // SANITIZER_INTERCEPT_BSD_SIGNAL
@@ -27,31 +43,35 @@ INTERCEPTOR(void *, bsd_signal, int signum, void *handler) {
 #endif  // SANITIZER_INTERCEPT_BSD_SIGNAL
 
 #if SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION
-INTERCEPTOR(void *, signal, int signum, void *handler) {
-  if (GetHandleSignalMode(signum) == kHandleSignalExclusive) return nullptr;
-  return REAL(signal)(signum, handler);
+INTERCEPTOR(uptr, signal, int signum, uptr handler) {
+  if (GetHandleSignalMode(signum) == kHandleSignalExclusive)
+    return (uptr) nullptr;
+  SIGNAL_INTERCEPTOR_SIGNAL_IMPL(signal, signum, handler);
 }
 #define INIT_SIGNAL COMMON_INTERCEPT_FUNCTION(signal)
 
-INTERCEPTOR(int, sigaction, int signum, const struct sigaction *act,
-            struct sigaction *oldact) {
+INTERCEPTOR(int, sigaction_symname, int signum,
+            const __sanitizer_sigaction *act, __sanitizer_sigaction *oldact) {
   if (GetHandleSignalMode(signum) == kHandleSignalExclusive) return 0;
-  return REAL(sigaction)(signum, act, oldact);
+  SIGNAL_INTERCEPTOR_SIGACTION_IMPL(signum, act, oldact);
 }
-#define INIT_SIGACTION COMMON_INTERCEPT_FUNCTION(sigaction)
+#define INIT_SIGACTION COMMON_INTERCEPT_FUNCTION(sigaction_symname)
 
 namespace __sanitizer {
 int real_sigaction(int signum, const void *act, void *oldact) {
-  return REAL(sigaction)(signum, (const struct sigaction *)act,
-                         (struct sigaction *)oldact);
+  return REAL(sigaction_symname)(signum, (const __sanitizer_sigaction *)act,
+                         (__sanitizer_sigaction *)oldact);
 }
 }  // namespace __sanitizer
 #else  // SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION
 #define INIT_SIGNAL
 #define INIT_SIGACTION
 // We need to have defined REAL(sigaction) on other systems.
-DEFINE_REAL(int, sigaction, int signum, const struct sigaction *act,
-            struct sigaction *oldact)
+namespace __sanitizer {
+struct __sanitizer_sigaction;
+}
+DEFINE_REAL(int, sigaction, int signum, const __sanitizer_sigaction *act,
+            __sanitizer_sigaction *oldact)
 #endif  // SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION
 
 static void InitializeSignalInterceptors() {