1 files changed, 40 insertions, 0 deletions
diff --git a/utils/libcxx/sym_check/match.py b/utils/libcxx/sym_check/match.py
new file mode 100644
index 0000000000000..fae400e4e77e8
--- /dev/null
+++ b/utils/libcxx/sym_check/match.py
@@ -0,0 +1,40 @@
+# -*- Python -*- vim: set syntax=python tabstop=4 expandtab cc=80:
+#===----------------------------------------------------------------------===##
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is dual licensed under the MIT and the University of Illinois Open
+# Source Licenses. See LICENSE.TXT for details.
+#
+#===----------------------------------------------------------------------===##
+"""
+match - A set of functions for matching symbols in a list to a list of regexs
+"""
+
+import re
+
+
+def find_and_report_matching(symbol_list, regex_list):
+    report = ''
+    found_count = 0
+    for regex_str in regex_list:
+        report += 'Matching regex "%s":\n' % regex_str
+        matching_list = find_matching_symbols(symbol_list, regex_str)
+        if not matching_list:
+            report += '    No matches found\n\n'
+            continue
+        # else
+        found_count += len(matching_list)
+        for m in matching_list:
+            report += '    MATCHES: %s\n' % m['name']
+        report += '\n'
+    return found_count, report
+
+
+def find_matching_symbols(symbol_list, regex_str):
+    regex = re.compile(regex_str)
+    matching_list = []
+    for s in symbol_list:
+        if regex.match(s['name']):
+            matching_list += [s]
+    return matching_list