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_SANITY.C
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1992-11-21
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3KB
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113 lines
#define CURSES_LIBRARY 1
#include <curses.h>
#ifndef NDEBUG
char *rcsid__sanity = "$Header: c:/curses/private/RCS/_sanity.c%v 2.0 1992/11/15 03:24:32 MH Rel $";
#endif
/*man-start*********************************************************************
PDC_sanity_check() - A video adapter identification sanity check
PDCurses Description:
This is a private PDCurses routine.
This routine will force sane values for various control flags.
PDCurses Return Value:
This function returns OK on success and ERR on error.
PDCurses Errors:
No errors are defined for this function.
Portability:
PDCurses int PDC_sanity_check( int adapter );
**man-end**********************************************************************/
int PDC_sanity_check(int adapter)
{
int fontsize = PDC_get_font();
int rows = PDC_get_rows();
switch (adapter)
{
case _EGACOLOR:
case _EGAMONO:
switch (rows)
{
case 25: break;
case 43: break;
default:
_cursvar.bogus_adapter = TRUE;
break;
}
switch (fontsize)
{
case _FONT8: break;
case _FONT14: break;
default:
_cursvar.bogus_adapter = TRUE;
break;
}
break;
case _VGACOLOR:
case _VGAMONO:
/* */
/* lets be reasonably flexible with VGAs - they could be Super VGAs */
/* capable of displaying any number of lines. MH 10-Jun-92 */
/* This also applies to font size. MH 16-Jun-92 */
/*
switch (rows)
{
case 25: break;
case 43: break;
case 50: break;
default:
_cursvar.bogus_adapter = TRUE;
break;
}
switch (fontsize)
{
case _FONT8: break;
case _FONT14: break;
case _FONT16: break;
default:
_cursvar.bogus_adapter = TRUE;
break;
}
*/
break;
case _CGA:
case _MDA:
case _MCGACOLOR:
case _MCGAMONO:
switch (rows)
{
case 25: break;
default:
_cursvar.bogus_adapter = TRUE;
break;
}
break;
default:
_cursvar.bogus_adapter = TRUE;
break;
}
if (_cursvar.bogus_adapter)
{
_cursvar.sizeable = FALSE;
_cursvar.direct_video = FALSE;
}
return (adapter);
}