Add a new library for collecting stack traces.

Supports collecting the stack trace of the current thread,
another thread in the same process, or a thread in a
different process (using ptrace).

Change-Id: Ica2594e4436edde4ceb7bcc3d78e6c31a7902cbf

1 files changed, 35 insertions, 0 deletions

diff --git a/libcorkscrew/demangle.c b/libcorkscrew/demangle.c
new file mode 100644
index 000000000..ecb2c98c9
--- /dev/null
+++ b/libcorkscrew/demangle.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#define LOG_TAG "Corkscrew"
+//#define LOG_NDEBUG 0
+
+#include <corkscrew/demangle.h>
+
+#include <cutils/log.h>
+
+#ifdef CORKSCREW_HAVE_LIBIBERTY
+// Defined in libiberty.a
+extern char *cplus_demangle(const char *mangled, int options);
+#endif
+
+char* demangle_symbol_name(const char* name) {
+#ifdef CORKSCREW_HAVE_LIBIBERTY
+    return name ? cplus_demangle(name, 0) : NULL;
+#else
+    return NULL;
+#endif
+}