WIP load XML

1 files changed, 30 insertions, 0 deletions

diff --git a/frontend/Exception.cpp b/frontend/Exception.cpp
new file mode 100644
index 0000000..423f4e9
--- /dev/null
+++ b/frontend/Exception.cpp
@@ -0,0 +1,30 @@
+#include <cstdarg>
+#include <cstdio>
+#include <cstdlib>
+
+#include "Exception.h"
+
+using namespace std;
+
+const char * Exception::what() {
+	return error.get();
+}
+
+void Exception::va_format(va_list args, const char * fmt) {
+	va_list args_copy;
+	va_copy(args_copy, args);
+	size_t sz = vsnprintf(NULL, 0, fmt, args_copy) + 1;
+	va_end(args_copy);
+
+	this->error = unique_ptr<char>(static_cast<char *>(malloc(sz)));
+
+	vsnprintf(this->error.get(), sz, fmt, args);
+}
+
+Exception::Exception(const char * fmt, ...) {
+	va_list args;
+	va_start(args, fmt);
+	va_format(args, fmt);
+	va_end(args);
+}
+