On 06/21/16 10:09, Hugh McMaster wrote:
dlls/msvcrt/msvcrt.spec | 2 +- 2 files changed, 36 insertions(+), 1 deletion(-) Please also update other msvc*/ucrtbase spec files as well.
/********************************************************************* + * _wperror (MSVCRT.@) + */ +void CDECL MSVCRT__wperror(const MSVCRT_wchar_t* str) +{ + int err, size, len; + static const WCHAR colon_spaceW[] = {':',' ',0}; + static const WCHAR newlineW[] = {'\n',0}; + MSVCRT_wchar_t *buffer = NULL; + + err = *MSVCRT__errno(); + if (err < 0 || err > MSVCRT__sys_nerr) err = MSVCRT__sys_nerr; + + size = MultiByteToWideChar(CP_ACP, 0, MSVCRT__sys_errlist[err], -1, NULL, 0) + 1 /* add \n */; + + if (str && *str) + size += lstrlenW(str) + 2; /* add str length, colon and space */ + + buffer = MSVCRT_malloc(size * sizeof(MSVCRT_wchar_t)); + if (!buffer) return; + + if (str && *str) + { + lstrcpyW(buffer, str); + lstrcatW(buffer, colon_spaceW); + } + else buffer[0] = 0; + + len = lstrlenW(buffer); + MultiByteToWideChar(CP_ACP, 0, MSVCRT__sys_errlist[err], -1, buffer + len, size - len); + lstrcatW(buffer, newlineW); + MSVCRT__write(2, buffer, lstrlenW(buffer) * sizeof(MSVCRT_wchar_t)); + MSVCRT_free(buffer); +} This is not how the function works. It shouldn't print wchar_t string to stderr. Probably the simplest implementation is to convert input parameter and call _perror (CP_ACP is not the correct encoding, you can use MSVCRT_wcstombs).
Thanks, Piotr