339594d093
* contrib/libct/print.c
* Marked uiPort as HB_SYMBOL_UNUSED for unsupported platforms in
PRINTSTAT() and PRINTREADY(). This removes a couple of warnings
when building the library on unsupported platforms.
160 lines
3.9 KiB
C
160 lines
3.9 KiB
C
/*
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* $Id$
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*/
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/*
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* Harbour Project source code:
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* CT3 Printer functions: - PRINTSTAT() / PRINTREADY()
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*
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* Copyright 2001 Walter Negro - FOEESITRA" <waltern@foeesitra.org.ar>
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* www - http://www.harbour-project.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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#include "hbapi.h"
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#include "hbapifs.h"
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/* $DOC$
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* $FUNCNAME$
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* PRINTSTAT()
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* $CATEGORY$
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* CT3 printer functions
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* $ONELINER$
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* $SYNTAX$
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* PRINTSTAT ([<nPrinter>]) -> nState
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* $ARGUMENTS$
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* $RETURNS$
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* $DESCRIPTION$
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* TODO: add documentation
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* $EXAMPLES$
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* $TESTS$
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* $STATUS$
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* Started
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* $COMPLIANCE$
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* $PLATFORMS$
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* DOS
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* $FILES$
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* Source is print.c, library is libct.
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* $SEEALSO$
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* $END$
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*/
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HB_FUNC( PRINTSTAT )
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{
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USHORT uiPort = ISNUM( 1 ) ? hb_parni( 1 ) : 1;
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int Status = 0;
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#if defined(HB_OS_DOS)
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/* NOTE: DOS specific solution, using BIOS interrupt */
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union REGS regs;
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regs.h.ah = 2;
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regs.HB_XREGS.dx = uiPort - 1;
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HB_DOS_INT86( 0x17, ®s, ®s );
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Status = regs.h.ah;
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#else
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HB_SYMBOL_UNUSED( uiPort );
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#endif
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hb_retni( Status );
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}
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/* $DOC$
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* $FUNCNAME$
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* PRINTREADY()
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* $CATEGORY$
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* CT3 printer functions
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* $ONELINER$
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* $SYNTAX$
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* PRINTREADY ([<nPrinter>]) -> lPrinterReady
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* $ARGUMENTS$
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* $RETURNS$
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* $DESCRIPTION$
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* TODO: add documentation
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* $EXAMPLES$
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* $TESTS$
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* $STATUS$
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* Started
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* $COMPLIANCE$
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* $PLATFORMS$
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* DOS
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* $FILES$
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* Source is print.c, library is libct.
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* $SEEALSO$
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* $END$
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*/
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HB_FUNC( PRINTREADY )
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{
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USHORT uiPort = ISNUM( 1 ) ? hb_parni( 1 ) : 1;
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int Status = 0;
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#if defined(HB_OS_DOS)
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/* NOTE: DOS specific solution, using BIOS interrupt */
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union REGS regs;
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regs.h.ah = 2;
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regs.HB_XREGS.dx = uiPort - 1;
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HB_DOS_INT86( 0x17, ®s, ®s );
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Status = regs.h.ah;
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#else
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HB_SYMBOL_UNUSED( uiPort );
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#endif
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hb_retl( (Status == 0x90) );
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}
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