/* Copyright (C) 2004 Manuel Novoa III <mjn3@codepoet.org> * * GNU Library General Public License (LGPL) version 2 or later. * * Dedicated to Toni. See uClibc/DEDICATION.mjn3 for details. */ #include "_stdio.h" #include <stdio_ext.h> /* Solaris function -- * Returns the number of bytes in the buffer for a writing stream. * * NOTE: GLIBC DIFFERENCE!!! * * glibc will return the number of wide chars pending for wide oriented * streams. We always return the number of bytes in the buffer, as we * convert wide chars to their multibyte encodings and buffer _those_. */ #ifdef __UCLIBC_HAS_WCHAR__ #warning Note: Unlike the glibc version, this __fpending returns bytes in buffer for wide streams too! link_warning(__fpending, "This version of __fpending returns bytes remaining in buffer for both narrow and wide streams. glibc's version returns wide chars in buffer for the wide stream case.") #endif size_t __fpending(register FILE * __restrict stream) { __STDIO_STREAM_VALIDATE(stream); return (__STDIO_STREAM_IS_WRITING(stream)) ? __STDIO_STREAM_BUFFER_WUSED(stream) : 0; }