1 // Copyright Maciej Sobczak 2008-2019. 2 // This file is part of YAMI4. 3 // 4 // YAMI4 is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // YAMI4 is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU General Public License for more details. 13 // 14 // You should have received a copy of the GNU General Public License 15 // along with YAMI4. If not, see <http://www.gnu.org/licenses/>. 16 17 #ifndef YAMICORE_STRING_TO_INT_H_INCLUDED 18 #define YAMICORE_STRING_TO_INT_H_INCLUDED 19 20 #include <cstdlib> 21 22 namespace examples 23 { 24 25 // helper function for convering string to int string_to_int(const char * str,int & value)26bool string_to_int(const char * str, int & value) 27 { 28 bool result; 29 char * endptr; 30 const long tmp = std::strtol(str, &endptr, 10); 31 if (endptr != str && *endptr == '\0') 32 { 33 value = static_cast<int>(tmp); 34 result = true; 35 } 36 else 37 { 38 result = false; 39 } 40 41 return result; 42 } 43 44 } // namespace examples 45 46 #endif // YAMICORE_STRING_TO_INT_H_INCLUDED 47