123456789101112131415161718192021222324 |
- /* $Id$ */
- #include <stdio.h>
- long ftell(iop)
- FILE *iop;
- {
- long result;
- long lseek();
- int adjust = 0;
- if ( io_testflag(iop,IO_READMODE) )
- adjust -= iop->_count;
- else if ( io_testflag(iop,IO_WRITEMODE) && iop->_buf && !io_testflag(iop,IO_UNBUFF))
- adjust = iop->_ptr - iop->_buf;
-
- result = lseek(fileno(iop), 0L, 1);
- if ( result < 0 )
- return ( result );
- result += (long) adjust;
- return(result);
- }
|