Add basic exception types and throwing facilities

[lttng-tools.git] / src / common / exception.cpp

diff --git a/src/common/exception.cpp b/src/common/exception.cpp
new file mode 100644 (file)
index 0000000..16e27e5
--- /dev/null
+++ b/src/common/exception.cpp
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2022 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
+ */
+
+#include "exception.hpp"
+#include <sstream>
+#include <common/error.hpp>
+
+namespace {
+std::string format_throw_location(
+       const char *file_name, const char *function_name, unsigned int line_number)
+{
+       std::stringstream location;
+
+       location << "[" << function_name << "()"
+                << " " << file_name << ":" << line_number << "]";
+
+       return location.str();
+}
+} // namespace
+
+lttng::ctl::error::error(lttng_error_code error_code,
+       const char *file_name,
+       const char *function_name,
+       unsigned int line_number) :
+       std::runtime_error(std::string(error_get_str(error_code)) + " " +
+               format_throw_location(file_name, function_name, line_number))
+{
+}
+
+lttng::posix_error::posix_error(const std::string &msg,
+       int errno_code,
+       const char *file_name,
+       const char *function_name,
+       unsigned int line_number) :
+       std::system_error(errno_code,
+               std::generic_category(),
+               msg + " " + format_throw_location(file_name, function_name, line_number))
+{
+}