| // Formatting library for C++ - test utilities |
| // |
| // Copyright (c) 2012 - present, Victor Zverovich |
| // All rights reserved. |
| // |
| // For the license information refer to format.h. |
| |
| #include "util.h" |
| #include <cstring> |
| |
| void increment(char *s) { |
| for (int i = static_cast<int>(std::strlen(s)) - 1; i >= 0; --i) { |
| if (s[i] != '9') { |
| ++s[i]; |
| break; |
| } |
| s[i] = '0'; |
| } |
| } |
| |
| std::string get_system_error(int error_code) { |
| #if defined(__MINGW32__) || !defined(_WIN32) |
| return strerror(error_code); |
| #else |
| enum { BUFFER_SIZE = 200 }; |
| char buffer[BUFFER_SIZE]; |
| if (strerror_s(buffer, BUFFER_SIZE, error_code)) |
| throw std::exception("strerror_s failed"); |
| return buffer; |
| #endif |
| } |
| |
| const char *const FILE_CONTENT = "Don't panic!"; |
| |
| fmt::buffered_file open_buffered_file(FILE **fp) { |
| fmt::file read_end, write_end; |
| fmt::file::pipe(read_end, write_end); |
| write_end.write(FILE_CONTENT, std::strlen(FILE_CONTENT)); |
| write_end.close(); |
| fmt::buffered_file f = read_end.fdopen("r"); |
| if (fp) |
| *fp = f.get(); |
| return f; |
| } |