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https://github.com/VARCem/PDCurses.git
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FAST_VIDEO was used inconsistently -- some direct memory references were
made without it. To Do: The checks (including the missing ones) could be performed at runtime instead, based on SP->direct_video. This might make BIOS mode more portable.
This commit is contained in:
William McBrine
4
curses.h
4
curses.h
@@ -18,7 +18,7 @@
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***************************************************************************
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*/
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/*
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$Id: curses.h,v 1.79 2006/01/15 17:53:20 wmcbrine Exp $
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$Id: curses.h,v 1.80 2006/01/15 18:36:53 wmcbrine Exp $
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*/
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/*
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*----------------------------------------------------------------------
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@@ -140,8 +140,6 @@ rely on #if, rather than a complicated set of #if defined() or
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PDCurses definitions list: (Only define those needed)
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REGISTERWINDOWS True for auto window update registery.
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FAST_VIDEO True if display is memory mapped, or
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we can utilize the fast video update routines.
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DOS True if compiling for DOS.
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OS2 True if compiling for OS/2.
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WIN32 True if compiling for Windoze 95 or Windoze NT
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@@ -18,7 +18,7 @@
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***************************************************************************
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*/
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/*
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$Id: curspriv.h,v 1.16 2006/01/04 13:14:46 wmcbrine Exp $
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$Id: curspriv.h,v 1.17 2006/01/15 18:36:53 wmcbrine Exp $
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*/
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/*
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*
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@@ -108,7 +108,6 @@ $Id: curspriv.h,v 1.16 2006/01/04 13:14:46 wmcbrine Exp $
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/*----------------------------------------*/
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#ifdef DOS
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# define FAST_VIDEO 1 /* We can write directly to the screen. */
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# ifdef NDP
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typedef union REGS16 Regs;
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# else
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@@ -25,7 +25,7 @@
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#include <stdlib.h>
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#ifdef PDCDEBUG
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char *rcsid_PDCgetsc = "$Id: pdcgetsc.c,v 1.8 2006/01/12 06:45:43 wmcbrine Exp $";
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char *rcsid_PDCgetsc = "$Id: pdcgetsc.c,v 1.9 2006/01/15 18:36:58 wmcbrine Exp $";
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#endif
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/*man-start*********************************************************************
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@@ -290,14 +290,7 @@ int PDC_get_cursor_mode()
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PDCurses Description:
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This is a private PDCurses routine.
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This function returns the current font size. This function only
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works if the #define FAST_VIDEO is true.
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PDCurses Return Value:
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This function returns OK on success and ERR on error.
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PDCurses Errors:
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An ERR will be returned if FAST_VIDEO is not true.
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This function returns the current font size.
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Portability:
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PDCurses int PDC_get_font(void);
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@@ -312,12 +305,10 @@ int PDC_get_font()
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#endif
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/***********************************************************************/
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{
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#if defined(FAST_VIDEO)
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int retval;
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#endif
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PDC_LOG(("PDC_get_font() - called\n"));
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#if defined(FAST_VIDEO)
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retval = getdosmemword(0x485);
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/* Assume the MDS Genius is in 66 line mode. */
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@@ -348,7 +339,6 @@ int PDC_get_font()
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}
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return retval;
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#endif
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}
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/*man-start*********************************************************************
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@@ -25,7 +25,7 @@
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#include <stdlib.h>
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#ifdef PDCDEBUG
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char *rcsid_PDCgetsc = "$Id: pdcgetsc.c,v 1.9 2006/01/12 06:45:43 wmcbrine Exp $";
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char *rcsid_PDCgetsc = "$Id: pdcgetsc.c,v 1.10 2006/01/15 18:36:58 wmcbrine Exp $";
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#endif
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/*man-start*********************************************************************
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@@ -298,14 +298,7 @@ int PDC_get_cursor_mode(void)
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PDCurses Description:
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This is a private PDCurses routine.
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This function returns the current font size. This function only
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works if the #define FAST_VIDEO is true.
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PDCurses Return Value:
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This function returns OK on success and ERR on error.
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PDCurses Errors:
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An ERR will be returned if FAST_VIDEO is not true.
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This function returns the current font size.
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Portability:
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PDCurses int PDC_get_font(void);
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@@ -43,7 +43,7 @@
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#endif
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#ifdef PDCDEBUG
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char *rcsid_util = "$Id: util.c,v 1.16 2006/01/13 01:17:59 wmcbrine Exp $";
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char *rcsid_util = "$Id: util.c,v 1.17 2006/01/15 18:36:58 wmcbrine Exp $";
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#endif
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/*man-start*********************************************************************
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@@ -85,11 +85,9 @@ char *rcsid_util = "$Id: util.c,v 1.16 2006/01/13 01:17:59 wmcbrine Exp $";
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in this curses version such application will link with an
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error message complaining about undefined symbols.
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If the PDCurses library is compiled under DOS with the FAST_VIDEO
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define true, then we will poke the BIOS keyboard buffer head and
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tail pointers, resetting the typeahead to implement flushinp().
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If this is not true, then we will be unable to reliably flush
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the typeahead.
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If the PDCurses library is compiled under DOS, then we will poke
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the BIOS keyboard buffer head and tail pointers, resetting the
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typeahead to implement flushinp().
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filter() and use_env() are no-ops on PDCurses. getwin() and
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putwin() also do nothing yet.
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@@ -328,11 +326,11 @@ int PDC_CDECL flushinp()
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PDC_LOG(("flushinp() - called\n"));
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#if defined(DOS) && defined(FAST_VIDEO)
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#ifdef DOS
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/* Force the BIOS kbd buf head/tail pointers to be the
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same... Real nasty trick... */
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setdosmemword (0x41a, getdosmemword (0x41c));
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setdosmemword(0x41a, getdosmemword (0x41c));
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#endif
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#ifdef OS2
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@@ -22,7 +22,7 @@
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#include <curses.h>
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#ifdef PDCDEBUG
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char *rcsid_PDCgetsc = "$Id: pdcgetsc.c,v 1.6 2006/01/15 18:20:24 wmcbrine Exp $";
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char *rcsid_PDCgetsc = "$Id: pdcgetsc.c,v 1.7 2006/01/15 18:36:58 wmcbrine Exp $";
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#endif
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extern HANDLE hConOut, hConIn;
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@@ -194,9 +194,6 @@ int PDC_get_cursor_mode(void)
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This function returns the current font size.
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PDCurses Return Value:
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This function returns OK on success and ERR on error.
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Portability:
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PDCurses int PDC_get_font(void);
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@@ -24,7 +24,7 @@
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#include <curses.h>
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#ifdef PDCDEBUG
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char *rcsid_PDCgetsc = "$Id: pdcgetsc.c,v 1.4 2006/01/15 18:20:24 wmcbrine Exp $";
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char *rcsid_PDCgetsc = "$Id: pdcgetsc.c,v 1.5 2006/01/15 18:36:58 wmcbrine Exp $";
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#endif
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/*man-start*********************************************************************
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@@ -104,9 +104,6 @@ int PDC_get_rows()
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This function returns the current font size.
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PDCurses Return Value:
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This function returns OK on success and ERR on error.
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Portability:
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PDCurses int PDC_get_font(void);
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