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-rw-r--r--3rdparty/benchmark/src/re_posix.cc59
1 files changed, 59 insertions, 0 deletions
diff --git a/3rdparty/benchmark/src/re_posix.cc b/3rdparty/benchmark/src/re_posix.cc
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+++ b/3rdparty/benchmark/src/re_posix.cc
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+// Copyright 2015 Google Inc. All rights reserved.
+//
+// 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 "check.h"
+#include "re.h"
+
+namespace benchmark {
+
+Regex::Regex() : init_(false) { }
+
+bool Regex::Init(const std::string& spec, std::string* error) {
+ int ec = regcomp(&re_, spec.c_str(), REG_EXTENDED | REG_NOSUB);
+ if (ec != 0) {
+ if (error) {
+ size_t needed = regerror(ec, &re_, nullptr, 0);
+ char* errbuf = new char[needed];
+ regerror(ec, &re_, errbuf, needed);
+
+ // regerror returns the number of bytes necessary to null terminate
+ // the string, so we move that when assigning to error.
+ CHECK_NE(needed, 0);
+ error->assign(errbuf, needed - 1);
+
+ delete[] errbuf;
+ }
+
+ return false;
+ }
+
+ init_ = true;
+ return true;
+}
+
+Regex::~Regex() {
+ if (init_) {
+ regfree(&re_);
+ }
+}
+
+bool Regex::Match(const std::string& str) {
+ if (!init_) {
+ return false;
+ }
+
+ return regexec(&re_, str.c_str(), 0, nullptr, 0) == 0;
+}
+
+} // end namespace benchmark