From 537636373c59b3ce33f15311d2bc89ce72d5cc45 Mon Sep 17 00:00:00 2001
From: Toon Schoenmakers <toon.schoenmakers@copernica.com>
Date: Wed, 16 Sep 2015 15:29:58 +0200
Subject: Added support for setting a std::function as an exception handler

This is so far only tested with php 5.5.9, might not work on versions
below that.
---
 zend/exception_handler.cpp | 49 ++++++++++++++++++++++++++++++++++++++++++++++
 zend/functor.h             |  8 ++++----
 2 files changed, 53 insertions(+), 4 deletions(-)
 create mode 100644 zend/exception_handler.cpp

(limited to 'zend')

diff --git a/zend/exception_handler.cpp b/zend/exception_handler.cpp
new file mode 100644
index 0000000..51874a4
--- /dev/null
+++ b/zend/exception_handler.cpp
@@ -0,0 +1,49 @@
+/**
+ *  Exception_handler.cpp
+ *
+ *  Set the exception handler
+ *
+ *  @author Toon Schoenmakers <toon.schoenmakers@copernica.com>
+ */
+
+/**
+ *  Dependencies
+ */
+#include "includes.h"
+
+/**
+ *  Open the PHP namespace
+ */
+namespace Php {
+
+/**
+ *  Set a std::function as a php exception handler
+ */
+Value set_exception_handler(const std::function<Value(Parameters &params)> &handler)
+{
+    // create a functor which wraps our callback
+    Function functor(handler);
+
+    // initialize our output value
+    Value output;
+
+    // turn our user_exception_handler into a Value so we can return the original one later on
+    if (EG(user_exception_handler)) output = EG(user_exception_handler);
+
+    // detach so we have the zval
+    auto value = functor.detach(true);
+
+    // allocate the user_exception_handler
+    ALLOC_ZVAL(EG(user_exception_handler));
+
+    // copy our zval into the user_exception_handler
+    MAKE_COPY_ZVAL(&value, EG(user_exception_handler));
+
+    // return the original handler
+    return output;
+}
+
+/**
+ *  End of namespace
+ */
+}
diff --git a/zend/functor.h b/zend/functor.h
index 503a05c..5458027 100644
--- a/zend/functor.h
+++ b/zend/functor.h
@@ -29,12 +29,12 @@ public:
      *  @param  function    The function to wrap
      */
     Functor(const std::function<Value(Parameters &params)> &function) : _function(function) {}
-    
+
     /**
      *  Destructor
      */
     virtual ~Functor() {}
-    
+
     /**
      *  Invoke the functor
      *  @param  params
@@ -61,7 +61,7 @@ public:
      *  @param  tsrmls
      */
     static void initialize(TSRMLS_D);
-    
+
     /**
      *  Shutdown the class
      *  @param  tsrmls
@@ -80,7 +80,7 @@ private:
      *  @var zend_class_entry
      */
     static zend_class_entry *_entry;
-    
+
 };
 
 /**
-- 
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