25 lines
636 B
C++
25 lines
636 B
C++
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#include "StringHelper.hpp"
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#include <stdexcept>
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namespace Unvirt {
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namespace StringHelper {
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void StdstringPrintf(std::string& strl, const char* format, ...) {
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va_list argptr;
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va_start(argptr, format);
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StdstringVPrintf(strl, format, argptr);
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va_end(argptr);
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}
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void StdstringVPrintf(std::string& strl, const char* format, va_list argptr) {
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int count = _vsnprintf(NULL, 0, format, argptr);
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strl.resize(count);
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int write_result = _vsnprintf(strl.data(), count, format, argptr);
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if (write_result < 0 || write_result >= count) throw new std::length_error("Invalid write_result in _vsnprintf.");
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}
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}
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}
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