root/usr/src/cmd/lp/lib/printers/chkprinter.c
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/*        All Rights Reserved   */


#ident  "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.8   */
/* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */

#include "sys/types.h"

#include "lp.h"
#include "lp.set.h"
#include "printers.h"

extern short            output_res_char,
                        output_res_line,
                        output_res_horz_inch,
                        output_res_vert_inch;

/**
 ** chkprinter() - CHECK VALIDITY OF PITCH/SIZE/CHARSET FOR TERMINFO TYPE
 **/

unsigned long
#if     defined(__STDC__)
chkprinter (
        char *                  type,
        char *                  cpi,
        char *                  lpi,
        char *                  len,
        char *                  wid,
        char *                  cs
)
#else
chkprinter (type, cpi, lpi, len, wid, cs)
        char                    *type,
                                *cpi,
                                *lpi,
                                *len,
                                *wid,
                                *cs;
#endif
{
        register unsigned long  retflags        = 0;


        if (tidbit(type, (char *)0) == -1)
                return (retflags | PCK_TYPE);

        output_res_char = -1;
        output_res_line = -1;
        output_res_horz_inch = -1;
        output_res_vert_inch = -1;

        if (cpi && *cpi && set_pitch(cpi, 'H', 0) != E_SUCCESS)
                retflags |= PCK_CPI;

        if (lpi && *lpi && set_pitch(lpi, 'V', 0) != E_SUCCESS)
                retflags |= PCK_LPI;

        if (len && *len && set_size(len, 'L', 0) != E_SUCCESS)
                retflags |= PCK_LENGTH;

        if (wid && *wid && set_size(wid, 'W', 0) != E_SUCCESS)
                retflags |= PCK_WIDTH;

        if (cs && *cs && set_charset(cs, 0, type) != E_SUCCESS)
                retflags |= PCK_CHARSET;

        return (retflags);
}