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Code Issues Releases Activity

- Retain the previous vty and history buffers when setting up

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the graphics mode.  This was the behavior prior to syscons.c
  rev 1.278, but broken in scvidctl.c rev 1.1.
This commit is contained in:
Kazutaka YOKOTA 1999-08-27 09:20:41 +00:00
parent 484fc65c06
commit 21f652c5b1
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=50447
1 changed files with 5 additions and 8 deletions
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13
sys/dev/syscons/scvidctl.c
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@ -23,7 +23,7 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: scvidctl.c,v 1.9 1999/06/22 14:13:29 yokota Exp $
* $Id: scvidctl.c,v 1.10 1999/07/07 13:48:49 yokota Exp $
*/
#include "sc.h"
@ -243,7 +243,6 @@ sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode)
#else
video_info_t info;
sc_rndr_sw_t *rndr;
int prev_ysize;
int error;
int s;
@ -264,12 +263,13 @@ sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode)
}
/* set up scp */
prev_ysize = scp->ysize;
scp->status |= (UNKNOWN_MODE | GRAPHICS_MODE);
scp->status &= ~PIXEL_MODE;
scp->mode = mode;
scp->xsize = info.vi_width/8;
scp->ysize = info.vi_height/info.vi_cheight;
/*
* Don't change xsize and ysize; preserve the previous vty
* and history buffers.
*/
scp->xoff = 0;
scp->yoff = 0;
scp->xpixel = info.vi_width;
@ -279,9 +279,6 @@ sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode)
#ifndef SC_NO_SYSMOUSE
/* move the mouse cursor at the center of the screen */
sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2);
#endif
#ifndef SC_NO_HISTORY
sc_free_history_buffer(scp, prev_ysize);
#endif
scp->rndr = rndr;
splx(s);