From e10639753d7dbd368f5edc2555d75c4b5905ba3b Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Mon, 21 Nov 2011 13:27:53 -0800
Subject: GeneralException() will now trace the callstack and store this, for
 debugging purposes.

---
 includes/Exceptions.h | 11 ++++++++---
 includes/HttpServer.h |  2 +-
 includes/Main.h       |  3 +++
 3 files changed, 12 insertions(+), 4 deletions(-)

(limited to 'includes')

diff --git a/includes/Exceptions.h b/includes/Exceptions.h
index 0563090..c397265 100644
--- a/includes/Exceptions.h
+++ b/includes/Exceptions.h
@@ -3,22 +3,27 @@
 #include <typeinfo>
 #include <cxxabi.h>
 #include <BString.h>
+#include <vector>
 
 namespace Balau {
 
 class GeneralException {
   public:
-      GeneralException(const char * msg) : m_msg(::strdup(msg)) { }
-      GeneralException(const String & msg) : m_msg(msg.strdup()) { }
-      GeneralException(const GeneralException & e) : m_msg(strdup(e.m_msg)) { }
+      GeneralException(const char * msg) : m_msg(::strdup(msg)) { genTrace(); }
+      GeneralException(const String & msg) : m_msg(msg.strdup()) { genTrace(); }
+      GeneralException(const GeneralException & e) : m_msg(strdup(e.m_msg)), m_trace(e.m_trace) { }
       ~GeneralException() { if (m_msg) free(m_msg); }
     const char * getMsg() const { return m_msg; }
+    const std::vector<String> getTrace() const { return m_trace; }
 
   protected:
       GeneralException() : m_msg(0) { }
     void setMsg(char * msg) { if (m_msg) free(m_msg); m_msg = msg; }
+    void genTrace();
+
   private:
     char * m_msg;
+    std::vector<String> m_trace;
 };
 
 static inline void * malloc(size_t size) throw (GeneralException) {
diff --git a/includes/HttpServer.h b/includes/HttpServer.h
index f78a816..51c119c 100644
--- a/includes/HttpServer.h
+++ b/includes/HttpServer.h
@@ -27,7 +27,7 @@ class HttpServer {
         void unref() { if (Atomic::Decrement(&m_refCount) == 0) delete this; }
         void ref() { Atomic::Increment(&m_refCount); }
         void registerMe(HttpServer * server) { server->registerAction(this); }
-        virtual bool Do(HttpServer * server, Http::Request & req, ActionMatch & match, IO<Handle> out) = 0;
+        virtual bool Do(HttpServer * server, Http::Request & req, ActionMatch & match, IO<Handle> out) throw (GeneralException) = 0;
       private:
         Regex m_regex, m_host;
         volatile int m_refCount;
diff --git a/includes/Main.h b/includes/Main.h
index 5fa64c1..1c902ec 100644
--- a/includes/Main.h
+++ b/includes/Main.h
@@ -88,6 +88,9 @@ class Main {
         catch (GeneralException e) {
             m_status = STOPPING;
             Printer::log(M_ERROR | M_ALERT, "The application caused an exception: %s", e.getMsg());
+            std::vector<String> trace = e.getTrace();
+            for (std::vector<String>::iterator i = trace.begin(); i != trace.end(); i++)
+                Printer::log(M_DEBUG, "%s", i->to_charp());
             r = -1;
         }
         catch (...) {
-- 
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