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o fix bug in conversion of DOS 32-bit signed number to FreeBSD's 64-bit

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off_t.

This fixed the primitive 'copy protection' that the program I'm using.
This commit is contained in:
Warner Losh 1998-07-02 05:12:53 +00:00
parent e1603e453d
commit cf0ad320e4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=37327
2 changed files with 4 additions and 4 deletions
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4
usr.bin/doscmd/dos.c
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@ -31,7 +31,7 @@
*
* BSDI int21.c,v 2.2 1996/04/08 19:32:51 bostic Exp
*
* $Id: dos.c,v 1.1 1997/08/09 01:42:40 dyson Exp $
* $Id: dos.c,v 1.2 1998/07/01 19:56:13 imp Exp $
*/
#include "doscmd.h"
@ -1345,7 +1345,7 @@ int21_42(regcontext_t *REGS)
int whence;
off_t offset;
offset = ((off_t)R_CX << 16) + R_DX;
offset = (off_t) ((int) (R_CX << 16) + R_DX);
switch (R_AL) {
case 0:
whence = SEEK_SET;

4
usr.bin/doscmd/intff.c
View File

@ -29,7 +29,7 @@
*
* BSDI intff.c,v 2.2 1996/04/08 19:32:56 bostic Exp
*
* $Id: intff.c,v 1.2 1997/09/30 22:03:57 jlemon Exp $
* $Id: intff.c,v 1.3 1998/07/01 19:56:17 imp Exp $
*/
#include "doscmd.h"
@ -450,7 +450,7 @@ int2f11_lseek(regcontext_t *REGS)
off_t offset;
fd = r_sft->fd;
offset = (R_CX << 16) + R_DX;
offset = (off_t) ((int) ((R_CX << 16) + R_DX);
debug(D_REDIR,"lseek(%d, 0x%qx, SEEK_END)\n", fd, offset);