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- /* 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 __UCLIBC_HAS_LFS__
- libc_hidden_proto(ftello64)
- #endif
- libc_hidden_proto(ftell)
- #ifndef __DO_LARGEFILE
- # define FTELL ftell
- # define OFFSET_TYPE long int
- #endif
- OFFSET_TYPE FTELL(register FILE *stream)
- {
- #if defined(__UCLIBC_HAS_LFS__) && !defined(__DO_LARGEFILE)
- __offmax_t pos = ftello64(stream);
- if ((sizeof(long) >= sizeof(__offmax_t)) || (((long) pos) == pos)) {
- return ((long) pos);
- } else {
- __set_errno(EOVERFLOW);
- return -1;
- }
- #else
- __offmax_t pos = 0;
- __STDIO_AUTO_THREADLOCK_VAR;
- __STDIO_AUTO_THREADLOCK(stream);
- __STDIO_STREAM_VALIDATE(stream);
- if ((__SEEK(stream, &pos, SEEK_CUR) < 0)
- || (__stdio_adjust_position(stream, &pos) < 0)) {
- pos = -1;
- }
- __STDIO_AUTO_THREADUNLOCK(stream);
- return pos;
- #endif
- }
- #ifdef __DO_LARGEFILE
- libc_hidden_def(ftello64)
- #else
- libc_hidden_def(ftell)
- strong_alias(ftell,ftello)
- #endif
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