Add cflags/ldflags, SDL version to engine.log

tier0/dbg.cpp

@@ -114,6 +114,12 @@ void CDbgLogger::Init(const char *logfile)
 #else
 		fprintf(file, ">>> Engine(arch:%s) started at %s\n", GetProcessorArchName(), szTime);
 #endif
+
+#ifdef GNUC
+		fprintf(file, "Compiler version: %s\n", __VERSION__);
+#endif
+		fprintf(file, "Compiler CFLAGS: %s\n", WAF_CFLAGS);
+		fprintf(file, "Compiler LDFLAGS: %s\n", WAF_LDFLAGS);
 		fflush(file);
 
 		for( int i = 0; i < iMsg; i++ )

tier0/wscript

@@ -12,6 +12,8 @@ def options(opt):
 	return
 
 def configure(conf):
+	conf.define('WAF_CFLAGS', conf.env.CFLAGS)
+	conf.define('WAF_LDFLAGS', conf.env.LINKFLAGS)
 	conf.define('TIER0_DLL_EXPORT',1)
 #	conf.define('NO_HOOK_MALLOC',1)