Add SIGABRT handler for mac and iOS.

 SIGABRT were not handled while in process. This change add a signal handler to
handle this.
Review URL: https://breakpad.appspot.com/360001

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@933 4c0a9323-5329-0410-9bdc-e9ce6186880e

1 files changed, 9 insertions, 1 deletions

diff --git a/src/client/mac/handler/exception_handler.h b/src/client/mac/handler/exception_handler.h
index 4689e3af..ec091341 100644
--- a/src/client/mac/handler/exception_handler.h
+++ b/src/client/mac/handler/exception_handler.h
@@ -187,12 +187,16 @@ class ExceptionHandler {
                                   int exception_code,
                                   int exception_subcode,
                                   mach_port_t thread_name,
-                                  bool exit_after_write);
+                                  bool exit_after_write,
+                                  bool report_current_thread);
 
   // When installed, this static function will be call from a newly created
   // pthread with |this| as the argument
   static void *WaitForMessage(void *exception_handler_class);
 
+  // Signal handler for SIGABRT.
+  static void SignalHandler(int sig, siginfo_t* info, void* uc);
+
   // disallow copy ctor and operator=
   explicit ExceptionHandler(const ExceptionHandler &);
   void operator=(const ExceptionHandler &);
@@ -258,6 +262,10 @@ class ExceptionHandler {
   // True, if we're using the mutext to indicate when mindump writing occurs
   bool use_minidump_write_mutex_;
 
+  // Old signal handler for SIGABRT. Used to be able to restore it when
+  // uninstalling.
+  scoped_ptr<struct sigaction> old_handler_;
+
 #if !TARGET_OS_IPHONE
   // Client for out-of-process dump generation.
   scoped_ptr<CrashGenerationClient> crash_generation_client_;