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/*
   CONSOLE.C - get console dimensions

   Date         By              Reason
   ====         ==              ======
   30-oct-93    Brad Brisco     created
 */

#if defined(__OS_dosos2__) || defined(__OS_os2v2__)
    #define INCL_SUB
    #include <os2.h>

    int GetConsoleWidth()
    {
        struct _VIOMODEINFO     vio_mode;

        vio_mode.cb = sizeof( vio_mode );
        if( VioGetMode( &vio_mode, 0 ) != 0 ) {
            return( 0 );
        }
        return( vio_mode.col );
    }

    int GetConsoleHeight()
    {
        struct _VIOMODEINFO     vio_mode;

        vio_mode.cb = sizeof( vio_mode );
        if( VioGetMode( &vio_mode, 0 ) != 0 ) {
            return( 0 );
        }
        return( vio_mode.row );
    }
#elif defined(__OS_nt__)
    #include <windows.h>

    int GetConsoleWidth()
    {
        CONSOLE_SCREEN_BUFFER_INFO      buffer_info;
        HANDLE                          output_handle;

        output_handle = GetStdHandle( STD_OUTPUT_HANDLE );
        GetConsoleScreenBufferInfo( output_handle, &buffer_info );
        return( buffer_info.dwMaximumWindowSize.X );
    }

    int GetConsoleHeight()
    {
        CONSOLE_SCREEN_BUFFER_INFO      buffer_info;
        HANDLE                          output_handle;

        output_handle = GetStdHandle( STD_OUTPUT_HANDLE );
        GetConsoleScreenBufferInfo( output_handle, &buffer_info );
        return( buffer_info.dwMaximumWindowSize.Y );
    }
#elif defined(__OS_dos__) || defined(__OS_pharlap__)
    unsigned char getVideoMode();
    #pragma aux getVideoMode = \
            "mov ah, 0fh" \
            "int 010h" \
            value [ah] modify[bx];

    int GetConsoleWidth()
    {
        return( getVideoMode() );
    }

    unsigned char getRowCount();
    #pragma aux getRowCount = \
                "push   es" \
                "push   bp" \
                "mov    ax, 01130h" \
                "mov    bh, 0" \
                "mov    dl, 018h" \
                "int    010h" \
                "pop    bp" \
                "pop    es" \
                value [dl] modify [ax bx cx dx];

    int GetConsoleHeight()
    {
        return( getRowCount() + 1 );
    }
#else
    int GetConsoleWidth()
    {
        return( 80 );
    }

    int GetConsoleHeight()
    {
        return( 25 );
    }
#endif
