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/thirdparty/breakpad/processor/tokenize.cc

http://github.com/tomahawk-player/tomahawk
C++ | 76 lines | 34 code | 11 blank | 31 comment | 6 complexity | fe8d7d650e96ea9887be1e79767e2ee3 MD5 | raw file
 1// Copyright (c) 2010, Google Inc.
 2// All rights reserved.
 3//
 4// Redistribution and use in source and binary forms, with or without
 5// modification, are permitted provided that the following conditions are
 6// met:
 7//
 8//     * Redistributions of source code must retain the above copyright
 9// notice, this list of conditions and the following disclaimer.
10//     * Redistributions in binary form must reproduce the above
11// copyright notice, this list of conditions and the following disclaimer
12// in the documentation and/or other materials provided with the
13// distribution.
14//     * Neither the name of Google Inc. nor the names of its
15// contributors may be used to endorse or promote products derived from
16// this software without specific prior written permission.
17//
18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29
30#include <string.h>
31
32#include <string>
33#include <vector>
34
35namespace google_breakpad {
36
37using std::string;
38using std::vector;
39
40bool Tokenize(char *line,
41	      const char *separators,
42	      int max_tokens,
43	      vector<char*> *tokens) {
44  tokens->clear();
45  tokens->reserve(max_tokens);
46
47  int remaining = max_tokens;
48
49  // Split tokens on the separator character.
50  // strip them out before exhausting max_tokens.
51  char *save_ptr;
52  char *token = strtok_r(line, separators, &save_ptr);
53  while (token && --remaining > 0) {
54    tokens->push_back(token);
55    if (remaining > 1)
56      token = strtok_r(NULL, separators, &save_ptr);
57  }
58
59  // If there's anything left, just add it as a single token.
60  if (!remaining > 0) {
61    if ((token = strtok_r(NULL, "\r\n", &save_ptr))) {
62      tokens->push_back(token);
63    }
64  }
65
66  return tokens->size() == static_cast<unsigned int>(max_tokens);
67}
68
69void StringToVector(const string &str, vector<char> &vec) {
70  vec.resize(str.length() + 1);
71  std::copy(str.begin(), str.end(),
72	    vec.begin());
73  vec[str.length()] = '\0';
74}
75
76} // namespace google_breakpad