From 67d94eee12c4405cec2cbd84d8f9d99dcced1ec1 Mon Sep 17 00:00:00 2001
From: John Sully <john@csquare.ca>
Date: Sat, 18 May 2019 20:22:16 -0400
Subject: [PATCH] Print nicer error messages for uncaught exceptions

Former-commit-id: 23b0268a7fc1f7116e96905502895a445d2caf76
---
 src/Makefile   |  2 +-
 src/server.cpp | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/Makefile b/src/Makefile
index aa7b204ff..c197d0927 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -21,7 +21,7 @@ NODEPS:=clean distclean
 
 # Default settings
 STD=-std=c11 -pedantic -DREDIS_STATIC=''
-CXX_STD=-std=c++14 -pedantic -fno-rtti -fno-exceptions -D__STDC_FORMAT_MACROS  
+CXX_STD=-std=c++14 -pedantic -fno-rtti -D__STDC_FORMAT_MACROS  
 ifneq (,$(findstring clang,$(CC)))
 ifneq (,$(findstring FreeBSD,$(uname_S)))
   STD+=-Wno-c11-extensions
diff --git a/src/server.cpp b/src/server.cpp
index f7b7dba3f..af62c78c3 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -4919,6 +4919,16 @@ void incrementMvccTstamp()
     }
 }
 
+void OnTerminate()
+{
+    /* Any uncaught exception will call std::terminate().
+        We want this handled like a segfault (printing the stack trace etc).
+        The easiest way to achieve that is to acutally segfault, so we assert
+        here.
+    */
+    serverAssert(false);
+}
+
 void *workerThreadMain(void *parg)
 {
     int iel = (int)((int64_t)parg);
@@ -4939,6 +4949,8 @@ int main(int argc, char **argv) {
     struct timeval tv;
     int j;
 
+    std::set_terminate(OnTerminate);
+
 #ifdef USE_MEMKIND
     storage_init(NULL, 0);
 #endif