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Core/String: Fix FormatVA bug

This commit is contained in:
Lynix 2017-02-10 15:20:43 +01:00
parent 4df5ec776c
commit ab6e9d3b86
1 changed files with 5 additions and 1 deletions
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6
src/Nazara/Core/String.cpp
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@ -5102,10 +5102,14 @@ namespace Nz
*/
String String::FormatVA(const char* format, va_list args)
{
// Copy va_list to use it twice
va_list args2;
va_copy(args2, args);
std::size_t length = std::vsnprintf(nullptr, 0, format, args);
auto str = std::make_shared<SharedString>(length);
std::vsnprintf(str->string.get(), length + 1, format, args);
std::vsnprintf(str->string.get(), length + 1, format, args2);
return String(std::move(str));
}