Cleanup.

src/crtnone.cpp

@@ -11,7 +11,7 @@
 
 #if BX_CRT_NONE
 
-#include "crt0.h"
+#include <bx/crt0.h>
 
 #define NOT_IMPLEMENTED() \
 	{ bx::debugPrintf("crtnone: %s not implemented\n", BX_FUNCTION); abort(); }
@@ -511,6 +511,18 @@ extern "C" int prctl(int _option, unsigned long _arg2, unsigned long _arg3, unsi
 	return -1;
 }
 
+extern "C" int getpid()
+{
+	return crt0::processGetId();
+}
+
+extern "C" ssize_t readlink(const char* _pathName, char* _buffer, size_t _bufferSize)
+{
+	BX_UNUSED(_pathName, _buffer, _bufferSize);
+	NOT_IMPLEMENTED();
+	return 0;
+}
+
 extern "C" int chdir(const char* _path)
 {
 	BX_UNUSED(_path);
@@ -635,6 +647,16 @@ void operator delete(void*, size_t)
 {
 }
 
+extern "C" void* __cxa_begin_catch(void* _unwindArg)
+{
+	BX_UNUSED(_unwindArg);
+	return NULL;
+}
+
+extern "C" void __cxa_end_catch()
+{
+}
+
 extern "C" void __cxa_pure_virtual(void)
 {
 }