181 lines
4.0 KiB
C
181 lines
4.0 KiB
C
/*
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* |-----------------------------------------------------------|
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* | Copyright (c) 1991, 1990 MIPS Computer Systems, Inc. |
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* | All Rights Reserved |
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* |-----------------------------------------------------------|
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* | Restricted Rights Legend |
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* | Use, duplication, or disclosure by the Government is |
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* | subject to restrictions as set forth in |
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* | subparagraph (c)(1)(ii) of the Rights in Technical |
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* | Data and Computer Software Clause of DFARS 252.227-7013. |
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* | MIPS Computer Systems, Inc. |
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* | 950 DeGuigne Avenue |
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* | Sunnyvale, California 94088-3650, USA |
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* |-----------------------------------------------------------|
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*/
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#ident "$Header: /proj/irix6.5.7m/isms/eoe/cmd/lp_svr4/lib/printers/RCS/okprinter.c,v 1.1 1992/12/14 13:33:32 suresh Exp $"
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/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
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/* All Rights Reserved */
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/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
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/* The copyright notice above does not evidence any */
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/* actual or intended publication of such source code. */
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/* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */
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#include "stdio.h"
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#include "sys/types.h"
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#include "stdlib.h"
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#include "lp.h"
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#include "printers.h"
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unsigned long badprinter = 0;
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#if defined(__STDC__)
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static int okinterface ( char * , PRINTER * );
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#else
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static int okinterface();
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#endif
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/**
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** okprinter() - SEE IF PRINTER STRUCTURE IS SOUND
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**/
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int
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#if defined(__STDC__)
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okprinter (
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char * name,
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PRINTER * prbufp,
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int isput
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)
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#else
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okprinter (name, prbufp, isput)
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register char *name;
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register PRINTER *prbufp;
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register int isput;
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#endif
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{
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badprinter = 0;
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/*
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* A printer can't be remote and have device, interface,
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* fault recovery, or alerts.
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*/
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if (
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prbufp->remote
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&& (
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prbufp->device
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|| prbufp->interface
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|| prbufp->fault_rec
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|| (
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prbufp->fault_alert.shcmd
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&& !STREQU(NAME_NONE, prbufp->fault_alert.shcmd)
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)
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#if defined(CAN_DO_MODULES)
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# if defined(FIXED)
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/*
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* This needs some work...getprinter() initializes this to "default"
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*/
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|| (
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!emptylist(prbufp->modules)
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&& !STREQU(NAME_NONE, prbufp->modules[0])
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)
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# endif
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#endif
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)
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)
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badprinter |= BAD_REMOTE;
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/*
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* A local printer must have an interface program. This is
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* for historical purposes (it let's someone know where the
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* interface program came from) AND is used by "putprinter()"
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* to copy the interface program. We must be able to read it.
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*/
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if (!prbufp->remote && isput && !okinterface(name, prbufp))
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badprinter |= BAD_INTERFACE;
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/*
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* A local printer must have device or dial info.
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*/
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if (!prbufp->remote && !prbufp->device && !prbufp->dial_info)
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badprinter |= BAD_DEVDIAL;
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/*
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* Fault recovery must be one of three kinds
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* (or default).
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*/
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if (
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prbufp->fault_rec
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&& !STREQU(prbufp->fault_rec, NAME_CONTINUE)
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&& !STREQU(prbufp->fault_rec, NAME_BEGINNING)
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&& !STREQU(prbufp->fault_rec, NAME_WAIT)
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)
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badprinter |= BAD_FAULT;
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/*
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* Alert command can't be reserved word.
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*/
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if (
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STREQU(prbufp->fault_alert.shcmd, NAME_QUIET)
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|| STREQU(prbufp->fault_alert.shcmd, NAME_LIST)
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)
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badprinter |= BAD_ALERT;
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return ((badprinter & ~ignprinter)? 0 : 1);
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}
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/**
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** okinterface() - CHECK THAT THE INTERFACE PROGRAM IS OKAY
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**/
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static int
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#if defined(__STDC__)
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canread (
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char * path
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)
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#else
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canread (path)
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char *path;
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#endif
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{
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FILE *fp;
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if (!(fp = fopen(path, "r")))
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return (0);
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fclose (fp);
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return (1);
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}
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static int
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#if defined(__STDC__)
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okinterface (
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char * name,
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PRINTER * prbufp
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)
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#else
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okinterface (name, prbufp)
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char *name;
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register PRINTER *prbufp;
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#endif
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{
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int ret;
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register char *path;
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if (prbufp->interface)
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ret = canread(prbufp->interface);
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else
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if (!(path = makepath(Lp_A_Interfaces, name, (char *)0)))
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ret = 0;
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else {
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ret = canread(path);
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Free (path);
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}
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return (ret);
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}
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