From a4635fb95235ba4bf077bd59957da0626fc5ba72 Mon Sep 17 00:00:00 2001
From: Benjamin Barenblat <bbarenblat@gmail.com>
Date: Tue, 14 Dec 2021 12:34:06 -0500
Subject: EC, a terminal-based RPN calculator

---
 src/util.cc | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 src/util.cc

(limited to 'src/util.cc')

diff --git a/src/util.cc b/src/util.cc
new file mode 100644
index 0000000..ef9cdef
--- /dev/null
+++ b/src/util.cc
@@ -0,0 +1,32 @@
+// Copyright 2021 Benjamin Barenblat
+//
+// 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
+//
+//     https://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 "src/util.h"
+
+#include <cxxabi.h>
+#include <stdlib.h>
+
+#include <string>
+
+std::string DemangleIfPossible(const char* name) noexcept {
+  int status;
+  char* demangled_raw = abi::__cxa_demangle(name, /*output_buffer=*/nullptr,
+                                            /*length=*/0, &status);
+  std::string demangled;
+  if (demangled_raw != nullptr) {
+    demangled = std::string(demangled_raw);
+  }
+  free(demangled_raw);
+  return demangled;
+}
-- 
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