diff options
Diffstat (limited to 'libc/stdio/fgetpos.c')
-rw-r--r-- | libc/stdio/fgetpos.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/libc/stdio/fgetpos.c b/libc/stdio/fgetpos.c new file mode 100644 index 000000000..9c6c26297 --- /dev/null +++ b/libc/stdio/fgetpos.c @@ -0,0 +1,44 @@ +/* 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" + +#ifdef __DO_LARGEFILE +# ifndef __UCLIBC_HAS_LFS__ +# error large file support is not enabled! +# endif + +# define fgetpos fgetpos64 +# define fpos_t fpos64_t +# define ftell ftello64 +#endif + +int fgetpos(FILE * __restrict stream, register fpos_t * __restrict pos) +{ +#ifdef __STDIO_MBSTATE + + int retval = -1; + __STDIO_AUTO_THREADLOCK_VAR; + + __STDIO_AUTO_THREADLOCK(stream); + + if ((pos->__pos = ftell(stream)) >= 0) { + __COPY_MBSTATE(&(pos->__mbstate), &(stream->__state)); + pos->__mblen_pending = stream->__ungot_width[0]; + retval = 0; + } + + __STDIO_AUTO_THREADUNLOCK(stream); + + return retval; + +#else + + return ((pos->__pos = ftell(stream)) >= 0) ? 0 : -1; + +#endif +} |