/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301, USA */ #include "mysys_priv.h" /* Seek to position in file */ /*ARGSUSED*/ my_off_t my_seek(File fd, my_off_t pos, int whence, myf MyFlags __attribute__((unused))) { reg1 os_off_t newpos; DBUG_ENTER("my_seek"); DBUG_PRINT("my",("Fd: %d Hpos: %lu Pos: %lu Whence: %d MyFlags: %d", fd, ((ulonglong) pos) >> 32, (ulong) pos, whence, MyFlags)); newpos=lseek(fd, pos, whence); if (newpos == (os_off_t) -1) { my_errno=errno; DBUG_PRINT("error",("lseek: %lu, errno: %d",newpos,errno)); DBUG_RETURN(MY_FILEPOS_ERROR); } DBUG_RETURN((my_off_t) newpos); } /* my_seek */ /* Tell current position of file */ /* ARGSUSED */ my_off_t my_tell(File fd, myf MyFlags __attribute__((unused))) { os_off_t pos; DBUG_ENTER("my_tell"); DBUG_PRINT("my",("Fd: %d MyFlags: %d",fd, MyFlags)); #ifdef HAVE_TELL pos=tell(fd); #else pos=lseek(fd, 0L, MY_SEEK_CUR); #endif if (pos == (os_off_t) -1) my_errno=errno; DBUG_PRINT("exit",("pos: %lu",pos)); DBUG_RETURN((my_off_t) pos); } /* my_tell */