Add base for exceptions.

Author: viferga

source/reflect/include/reflect/reflect_exception.h

@@ -0,0 +1,52 @@
+/*
+ *	Reflect Library by Parra Studios
+ *	A library for provide reflection and metadata representation.
+ *
+ *	Copyright (C) 2016 - 2021 Vicente Eduardo Ferrer Garcia <[email protected]>
+ *
+ *	Licensed under the Apache License, Version 2.0 (the "License");
+ *	you may not use this file except in compliance with the License.
+ *	You may obtain a copy of the License at
+ *
+ *		http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *	Unless required by applicable law or agreed to in writing, software
+ *	distributed under the License is distributed on an "AS IS" BASIS,
+ *	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *	See the License for the specific language governing permissions and
+ *	limitations under the License.
+ *
+ */
+
+#ifndef REFLECT_EXCEPTION_H
+#define REFLECT_EXCEPTION_H 1
+
+#include <reflect/reflect_api.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct exception_type;
+
+typedef struct exception_type * exception;
+
+REFLECT_API exception exception_create(const char * message, const char * label, int code, const char * stacktrace);
+
+REFLECT_API const char * exception_message(exception ex);
+
+REFLECT_API const char * exception_label(exception ex);
+
+REFLECT_API int exception_code(exception ex);
+
+REFLECT_API const char * exception_stacktrace(exception ex);
+
+REFLECT_API int exception_thrown(exception ex);
+
+REFLECT_API void exception_destroy(exception ex);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* REFLECT_EXCEPTION_H */

source/reflect/source/reflect_exception.c

@@ -0,0 +1,126 @@
+/*
+ *	Reflect Library by Parra Studios
+ *	A library for provide reflection and metadata representation.
+ *
+ *	Copyright (C) 2016 - 2021 Vicente Eduardo Ferrer Garcia <[email protected]>
+ *
+ *	Licensed under the Apache License, Version 2.0 (the "License");
+ *	you may not use this file except in compliance with the License.
+ *	You may obtain a copy of the License at
+ *
+ *		http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *	Unless required by applicable law or agreed to in writing, software
+ *	distributed under the License is distributed on an "AS IS" BASIS,
+ *	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *	See the License for the specific language governing permissions and
+ *	limitations under the License.
+ *
+ */
+
+#include <reflect/reflect_exception.h>
+
+#include <threading/threading_thread_id.h>
+
+#include <log/log.h>
+
+#include <stdlib.h>
+#include <string.h>
+
+struct exception_type
+{
+	char * message;
+	char * label;
+	int code;
+	char * stacktrace;
+	uint64_t id;
+};
+
+exception exception_create(const char * message, const char * label, int code, const char * stacktrace)
+{
+	exception ex = malloc(sizeof(struct exception_type));
+
+	if (ex == NULL)
+	{
+		return NULL;
+	}
+
+	// TODO: Copy
+
+	ex->id = thread_id_get_current();
+
+	return ex;
+}
+
+const char * exception_message(exception ex)
+{
+	if (ex == NULL)
+	{
+		return NULL;
+	}
+
+	return ex->message;
+}
+
+const char * exception_label(exception ex)
+{
+	if (ex == NULL)
+	{
+		return NULL;
+	}
+
+	return ex->label;
+}
+
+int exception_code(exception ex)
+{
+	if (ex == NULL)
+	{
+		return 0;
+	}
+
+	return ex->code;
+}
+
+const char * exception_stacktrace(exception ex)
+{
+	if (ex == NULL)
+	{
+		return NULL;
+	}
+
+	return ex->stacktrace;
+}
+
+int exception_thrown(exception ex)
+{
+	if (ex == NULL)
+	{
+		return 1;
+	}
+
+	return ex->thrown;
+}
+
+void exception_destroy(exception ex)
+{
+	if (ex != NULL)
+	{
+		if (ex->message != NULL)
+		{
+			free(ex->message);
+		}
+
+		if (ex->label != NULL)
+		{
+			free(ex->label);
+		}
+
+		if (ex->stacktrace != NULL)
+		{
+			free(ex->stacktrace);
+		}
+
+		free(ex);
+	}
+}