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stdlib: change the console to UTF-8 on start #40632

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Merged
compnerd merged 1 commit into from
Jan 4, 2022
Merged

stdlib: change the console to UTF-8 on start #40632

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15 changes: 12 additions & 3 deletions stdlib/public/stubs/LibcShims.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -31,11 +31,20 @@

#include "../SwiftShims/LibcShims.h"

#if defined(_WIN32)
static void __attribute__((__constructor__))
_swift_stdlib_configure_console_mode(void) {
static UINT uiPrevConsoleCP = GetConsoleOutputCP();
atexit([]() { SetConsoleOutputCP(uiPrevConsoleCP); });
SetConsoleOutputCP(CP_UTF8);
}
#endif

SWIFT_RUNTIME_STDLIB_INTERNAL
__swift_size_t _swift_stdlib_fwrite_stdout(const void *ptr,
__swift_size_t size,
__swift_size_t nitems) {
return fwrite(ptr, size, nitems, stdout);
__swift_size_t size,
__swift_size_t nitems) {
return fwrite(ptr, size, nitems, stdout);
}

SWIFT_RUNTIME_STDLIB_SPI
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