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