3998645281

Build Type

github

Committed by GitHub

Commit Message

Merge b1e3c924b into 5a28b6413

Pull Request Pull Request #148: use separate namespace for xxh functions

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/src/string-functions.cpp

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2020 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// 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.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Max Neunhoeffer
/// @author Jan Steemann
////////////////////////////////////////////////////////////////////////////////

#include <cstring>

namespace arangodb::velocypack {

void* memrchr(void const* block, int c, std::size_t size) {
#ifdef __linux__
  return const_cast<void*>(::memrchr(block, c, size));
#else
  /// naive memrchr overlay for Windows or other platforms, which don't
  /// implement it
  if (size) {
    unsigned char const* p = static_cast<unsigned char const*>(block);

    for (p += size - 1; size; p--, size--) {
      if (*p == c) {
        return const_cast<void*>(static_cast<void const*>(p));
      }
    }
  }
  return nullptr;
#endif
}

}  // namespace arangodb::velocypack

1	////////////////////////////////////////////////////////////////////////////////
2	/// DISCLAIMER
3	///
4	/// Copyright 2014-2020 ArangoDB GmbH, Cologne, Germany
5	/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
6	///
7	/// Licensed under the Apache License, Version 2.0 (the "License");
8	/// you may not use this file except in compliance with the License.
9	/// You may obtain a copy of the License at
10	///
11	/// http://www.apache.org/licenses/LICENSE-2.0
12	///
13	/// Unless required by applicable law or agreed to in writing, software
14	/// distributed under the License is distributed on an "AS IS" BASIS,
15	/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16	/// See the License for the specific language governing permissions and
17	/// limitations under the License.
18	///
19	/// Copyright holder is ArangoDB GmbH, Cologne, Germany
20	///
21	/// @author Max Neunhoeffer
22	/// @author Jan Steemann
23	////////////////////////////////////////////////////////////////////////////////
24
25	#include <cstring>
26
27	namespace arangodb::velocypack {
28
29	void* memrchr(void const* block, int c, std::size_t size) {	×
30	#ifdef __linux__
31	return const_cast<void*>(::memrchr(block, c, size));	×
32	#else
33	/// naive memrchr overlay for Windows or other platforms, which don't
34	/// implement it
35	if (size) {
36	unsigned char const* p = static_cast<unsigned char const*>(block);
37
38	for (p += size - 1; size; p--, size--) {
39	if (*p == c) {
40	return const_cast<void>(static_cast<void const>(p));
41	}
42	}
43	}
44	return nullptr;
45	#endif
46	}
47
48	} // namespace arangodb::velocypack

arangodb / velocypack / 3998645281

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