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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libc/] [truncate.c] - Blame information for rev 507

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1 30 unneback
/*
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 *  truncate() - Truncate a File to the Specified Length
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 *
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 *  This routine is not defined in the POSIX 1003.1b standard but is
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 *  commonly supported on most UNIX and POSIX systems.  It is provided
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 *  for compatibility.
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 *
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 *  COPYRIGHT (c) 1989-1999.
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 *  On-Line Applications Research Corporation (OAR).
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 *
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 *  The license and distribution terms for this file may be
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 *  found in the file LICENSE in this distribution or at
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 *  http://www.OARcorp.com/rtems/license.html.
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 *
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 *  $Id: truncate.c,v 1.2 2001-09-27 12:01:15 chris Exp $
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 */
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#include <unistd.h>
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#include <errno.h>
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#include <fcntl.h>
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int truncate(
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  const char  *path,
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  off_t        length
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)
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{
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  int status;
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  int fd;
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  fd = open( path, O_WRONLY );
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  if ( fd == -1 )
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    return -1;
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  status = ftruncate( fd, length );
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  (void) close( fd );
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  return status;
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}
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