Added support for PowerPC.

[platform/upstream/glog.git] / src / signalhandler.cc

diff --git a/src/signalhandler.cc b/src/signalhandler.cc
index d6c203b..a7aef8b 100644 (file)
--- a/src/signalhandler.cc
+++ b/src/signalhandler.cc
@@ -48,6 +48,9 @@
 
 _START_GOOGLE_NAMESPACE_
 
+// TOOD(hamaji): Use signal instead of sigaction?
+#ifdef HAVE_SIGACTION
+
 namespace {
 
 // We'll install the failure signal handler for these signals.  We could
@@ -330,7 +333,26 @@ void FailureSignalHandler(int signal_number,
 
 }  // namespace
 
+#endif  // HAVE_SIGACTION
+
+namespace glog_internal_namespace_ {
+
+bool IsFailureSignalHandlerInstalled() {
+#ifdef HAVE_SIGACTION
+  struct sigaction sig_action;
+  memset(&sig_action, 0, sizeof(sig_action));
+  sigemptyset(&sig_action.sa_mask);
+  sigaction(SIGABRT, NULL, &sig_action);
+  if (sig_action.sa_sigaction == &FailureSignalHandler)
+    return true;
+#endif  // HAVE_SIGACTION
+  return false;
+}
+
+}  // namespace glog_internal_namespace_
+
 void InstallFailureSignalHandler() {
+#ifdef HAVE_SIGACTION
   // Build the sigaction struct.
   struct sigaction sig_action;
   memset(&sig_action, 0, sizeof(sig_action));
@@ -341,10 +363,13 @@ void InstallFailureSignalHandler() {
   for (size_t i = 0; i < ARRAYSIZE(kFailureSignals); ++i) {
     CHECK_ERR(sigaction(kFailureSignals[i].number, &sig_action, NULL));
   }
+#endif  // HAVE_SIGACTION
 }
 
 void InstallFailureWriter(void (*writer)(const char* data, int size)) {
+#ifdef HAVE_SIGACTION
   g_failure_writer = writer;
+#endif  // HAVE_SIGACTION
 }
 
 _END_GOOGLE_NAMESPACE_