Subject: ftruncate() difficulties on Amiga
To: None <current-users@sun-lamp.cs.berkeley.edu>
From: Andy Heffernan <ahh@netcom.com>
List: current-users
Date: 04/27/1994 21:45:25 
Hello,
	Is there a typecast missing in sys/ufs/ufs_vnops.c?

*** sys/ufs/ufs_vnops.c-orig	Mon Apr 25 03:29:15 1994
--- sys/ufs/ufs_vnops.c	Wed Apr 27 21:19:06 1994
***************
*** 275,281 ****
  	if (vap->va_size != VNOVAL) {
  		if (vp->v_type == VDIR)
  			return (EISDIR);
! 		if (error = itrunc(ip, vap->va_size, 0)) /* XXX IO_SYNC? */
  			return (error);
  	}
  	if (vap->va_atime.ts_sec != VNOVAL || vap->va_mtime.ts_sec != VNOVAL) {
--- 275,281 ----
  	if (vap->va_size != VNOVAL) {
  		if (vp->v_type == VDIR)
  			return (EISDIR);
! 		if (error = itrunc(ip, (u_long)vap->va_size, 0)) /* XXX IO_SYNC? */
  			return (error);
  	}
  	if (vap->va_atime.ts_sec != VNOVAL || vap->va_mtime.ts_sec != VNOVAL) {

The lack of this typecast causes ftruncate() to not work correctly on
the Amiga, causing programs like strip and ar to create 0-length files.

Thanks.

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