| Geant4 Cross Reference |
1 // Copyright (C) 2010, Guy Barrand. All rights 1 // Copyright (C) 2010, Guy Barrand. All rights reserved.
2 // See the file tools.license for terms. 2 // See the file tools.license for terms.
3 3
4 #ifndef tools_tokenize 4 #ifndef tools_tokenize
5 #define tools_tokenize 5 #define tools_tokenize
6 6
7 #include <string> 7 #include <string>
8 #include <vector> 8 #include <vector>
9 9
10 namespace tools { 10 namespace tools {
11 11
12 inline bool double_quotes_get_token(const std: 12 inline bool double_quotes_get_token(const std::string& a_cmd,std::string::size_type a_begIdx,
13 std::strin 13 std::string::size_type& a_endIdx,std::string& a_token) {
14 while ( a_cmd[a_begIdx] == ' ') ++a_begIdx; 14 while ( a_cmd[a_begIdx] == ' ') ++a_begIdx; // Loop checking, 23.06.2015, I. Hrivnacova
15 if ( a_cmd[a_begIdx] == '"' ) { 15 if ( a_cmd[a_begIdx] == '"' ) {
16 a_endIdx = a_cmd.find('"', a_begIdx+1); 16 a_endIdx = a_cmd.find('"', a_begIdx+1);
17 if ( a_endIdx == std::string::npos ) a_end 17 if ( a_endIdx == std::string::npos ) a_endIdx = a_cmd.length();
18 a_token = a_cmd.substr(a_begIdx+1, (a_endI 18 a_token = a_cmd.substr(a_begIdx+1, (a_endIdx-1)-a_begIdx);
19 ++a_endIdx; 19 ++a_endIdx;
20 } 20 }
21 else { 21 else {
22 a_endIdx = a_cmd.find(' ', a_begIdx); 22 a_endIdx = a_cmd.find(' ', a_begIdx);
23 if ( a_endIdx == std::string::npos ) a_end 23 if ( a_endIdx == std::string::npos ) a_endIdx = a_cmd.length();
24 a_token = a_cmd.substr(a_begIdx, a_endIdx- 24 a_token = a_cmd.substr(a_begIdx, a_endIdx-a_begIdx);
25 } 25 }
26 return ( a_token.length() > 0 ); 26 return ( a_token.length() > 0 );
27 } 27 }
28 28
29 // From a string, double_quotes_tokenize perm 29 // From a string, double_quotes_tokenize permits to get arguments
30 // by taking into account strings enclosed by 30 // by taking into account strings enclosed by double quotes and potentially
31 // containing spaces (for example to specify a 31 // containing spaces (for example to specify a file path containing spaces).
32 // Example: 32 // Example:
33 // if a_cmd is the string: aa bbb "ccc ddd" 33 // if a_cmd is the string: aa bbb "ccc ddd" ee "fff gg"
34 // Returned a_args string list will be: 34 // Returned a_args string list will be:
35 // "aa", "bb", "ccc ddd", "ee", "fff gg" 35 // "aa", "bb", "ccc ddd", "ee", "fff gg"
36 // Algorithm from Geant4/G4AnalysisUtilities. 36 // Algorithm from Geant4/G4AnalysisUtilities.cc/Tokenize() done by Ivana Hrivnacova.
37 37
38 inline void double_quotes_tokenize(const std:: 38 inline void double_quotes_tokenize(const std::string& a_cmd, std::vector<std::string>& a_args) {
39 std::string::size_type begIdx = 0; 39 std::string::size_type begIdx = 0;
40 std::string::size_type endIdx = 0; 40 std::string::size_type endIdx = 0;
41 std::string token; 41 std::string token;
42 do { 42 do {
43 if ( double_quotes_get_token(a_cmd, begIdx 43 if ( double_quotes_get_token(a_cmd, begIdx, endIdx, token) ) {
44 a_args.push_back(token); 44 a_args.push_back(token);
45 } 45 }
46 begIdx = endIdx + 1; 46 begIdx = endIdx + 1;
47 } 47 }
48 while ( endIdx < a_cmd.length() ); // Loop c 48 while ( endIdx < a_cmd.length() ); // Loop checking, 23.06.2015, I. Hrivnacova
49 } 49 }
50 50
51 } 51 }
52 52
53 #endif 53 #endif