From ca364ca82a760d8e5347a6f9f79636c9a5e4e03f Mon Sep 17 00:00:00 2001
From: Rami Ylimaki <ext-rami.ylimaki@nokia.com>
Date: Thu, 28 Jan 2010 11:08:33 +0200
Subject: [PATCH] os: Introduce OsAbort for proper core dumps.

Signed-off-by: Rami Ylimaki <ext-rami.ylimaki@nokia.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
---
 include/os.h |  2 ++
 os/utils.c   | 12 ++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/include/os.h b/include/os.h
index dad1af787..453ab82c7 100644
--- a/include/os.h
+++ b/include/os.h
@@ -262,6 +262,8 @@ extern _X_EXPORT void OsBlockSignals (void);
 
 extern _X_EXPORT void OsReleaseSignals (void);
 
+extern _X_EXPORT void OsAbort (void);
+
 #if !defined(WIN32)
 extern _X_EXPORT int System(char *);
 extern _X_EXPORT pointer Popen(char *, char *);
diff --git a/os/utils.c b/os/utils.c
index 79399fa53..21e25e066 100644
--- a/os/utils.c
+++ b/os/utils.c
@@ -1310,6 +1310,18 @@ OsReleaseSignals (void)
 #endif
 }
 
+/*
+ * Pending signals may interfere with core dumping. Provide a
+ * mechanism to block signals when aborting.
+ */
+
+void
+OsAbort (void)
+{
+    OsBlockSignals();
+    abort();
+}
+
 #if !defined(WIN32)
 /*
  * "safer" versions of system(3), popen(3) and pclose(3) which give up