OpenTTD-patches/src/string_func_extra.h
Jonathan G Rennison 4361a6dbf4 Avoid undefined behaviour const_casting std::string c_str()
Use non-const data() instead

See: #224
2021-03-11 01:33:06 +00:00

39 lines
1.2 KiB
C++

/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef STRING_FUNC_EXTRA_H
#define STRING_FUNC_EXTRA_H
#include "string_func.h"
#include <string>
static inline void str_validate_inplace(std::string &str, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK)
{
if (str.empty()) return;
char *buf = str.data();
str.resize(str_validate(buf, buf + str.size(), settings) - buf);
}
template <typename F>
inline void ProcessLineByLine(char *buf, F line_functor)
{
char *p = buf;
char *p2 = buf;
/* Print output line by line */
for (; *p2 != '\0'; p2++) {
if (*p2 == '\n') {
*p2 = '\0';
line_functor(p);
p = p2 + 1;
}
}
if (p < p2) line_functor(p);
}
#endif /* STRING_FUNC_EXTRA_H */