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CAP/applications/papif/papif.c
mabam 743b427168 CAP 6.0 pl198 + asip1
2015-03-18 22:05:00 +01:00

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static char rcsid[] = "$Author: djh $ $Date: 1996/09/11 04:02:06 $";
static char rcsident[] = "$Header: /mac/src/cap60/applications/papif/RCS/papif.c,v 2.27 1996/09/11 04:02:06 djh Rel djh $";
static char revision[] = "$Revision: 2.27 $";
/*
* papif - UNIX AppleTalk test program: simple line printer input filter
* for LaserWriter
*
* AppleTalk package for UNIX (4.2 BSD).
*
* Copyright (c) 1986, 1987, 1988 by The Trustees of Columbia University in the
* City of New York.
*
* Edit History:
*
* June 29, 1986 Schilit&CCKim Created.
* July 5, 1986 CCKim Clean up
* Aug 20, 1986 CCKim, Gave up on old version, use lwpr routines instead.
* Nov 1986 croft, restart after "status: idle", call pstext
*
*/
char copyright[] = "Copyright (c) 1986, 1987, 1988 by The Trustees of Columbia University in the City of New York";
#include <stdio.h>
#include <ctype.h>
#include <sys/param.h>
#ifndef _TYPES
# include <sys/types.h> /* in case param doesn't */
#endif
#include <sys/file.h>
#include <sys/time.h>
#include <sys/stat.h>
#include <signal.h>
#include <netat/appletalk.h> /* include appletalk definitions */
#include <netat/sysvcompat.h>
#include <netat/compat.h>
#ifdef USESTRINGDOTH
# include <string.h>
#else USESTRINGDOTH
# include <strings.h>
#endif USESTRINGDOTH
#ifdef NEEDFCNTLDOTH
# include <fcntl.h>
#endif NEEDFCNTLDOTH
#ifdef USEVPRINTF
# include <varargs.h>
#endif USEVPRINTF
#ifdef xenix5
# include <unistd.h>
#endif xenix5
#ifdef SOLARIS
# include <unistd.h>
# include <stddef.h>
#endif SOLARIS
#ifdef linux
#define SIGEMT SIGUNUSED
# include <unistd.h>
#endif /* linux */
/* Configuration options */
#ifndef CAPPRINTERS
# define CAPPRINTERS "/etc/cap.printers"
#endif CAPPRINTERS
/*
* status watch time: minimum time to wait before doing next status
* watch
*/
#ifndef WATCHTIME
# define WATCHTIME 10 /* status watch every 10 seconds */
#endif
/* PAP defines */
#ifndef RFLOWQ /* default read flow quantum to use */
# define RFLOWQ atpMaxNum
#endif
#ifndef SFLOWQ /* default send flow quantum to use */
# define SFLOWQ atpMaxNum
#endif
#define MAX_RFLOWQ atpMaxNum /* maximum read flow quantum */
#define MAX_SFLOWQ atpMaxNum /* maximum send flow quantum */
/* buffers sizes for papread/writes - based on maximum flow quantum */
#define R_BUFMAX PAPSegSize*MAX_RFLOWQ
#define S_BUFMAX PAPSegSize*MAX_SFLOWQ
/* default for debugging output or not */
#ifndef DEBUG
# define DEBUG 0 /* no */
#endif
/* are we running with Adobe Document Structuring parsing? */
/* for now, do we look for %%EOF in input and send an EOF to remote */
/* based on this */
#ifndef NO_STRUCT
# define NO_STRUCT 0 /* yes */
#endif
/* default to doing accounting? */
#ifndef NOACCT
# define NOACCT 0 /* yes, do it */
#endif
/* default to stripping out ^Ds? */
#ifndef STRIPCONTROLD
# define STRIPCONTROLD 0 /* no */
#endif
/* default to mapping ^M to ^J for psrv, etc. */
#ifndef MAPCRTOLF
# define MAPCRTOLF 0 /* no */
#endif
/* default to idle check? */
#ifndef IDLESTUFF
# define IDLESTUFF 0 /* no */
#endif
/* default to charge banner? */
#ifndef CHARGEBANNER
# define CHARGEBANNER 0 /* no */
#endif
#ifndef ATPRESPONSETIMEOUT
# define ATPRESPONSETIMEOUT sectotick(60*2)
#endif
/* Transcript compatibility section */
/* allow psmagic */
/* use pstext? */
#ifndef PSTEXT
# define PSTEXT NULL /* no */
#endif
/* use psreverse */
#ifndef PSREVERSE
# define PSREVERSE NULL /* no */
#endif
/* need to check magic */
#ifndef PSMAGIC
# define PSMAGIC 0 /* no */
#endif
/* default to putting banner first? */
#ifndef BANNERFIRST
# define BANNERFIRST 0 /* no */
#endif
/* default to putting banner last? */
#ifndef BANNERLAST
# define BANNERLAST 0 /* no */
#endif
#ifndef BANNER
# define BANNER ".banner"
#endif
/*
* GLOBAL VARIABLES
*/
int cno; /* pap connection number */
int pid = -1; /* top fork's pid */
/* don't know where I got 30 from */
char host[30]; /* host name */
char printer[30]; /* printer name */
char user[30]; /* user name */
#ifdef RUTGERS
char account[30]; /* RUTGERS accounting */
#endif RUTGERS
#ifdef PLP
char *format = "l"; /* Format type */
#endif PLP
u_char *lwname; /* entity name */
/* for pap */
int rflowq = RFLOWQ; /* flow quatum on local reads */
int sflowq = SFLOWQ; /* flow q on remote reads (local writes) */
int r_bufsiz; /* flow quantum translated to buffers size */
int s_bufsiz;
int debug = DEBUG; /* debugging output? */
char *capprinters = CAPPRINTERS; /* location of cap.printers */
char *bannerfile = BANNER; /* banner file name */
int watchtime = WATCHTIME; /* status watch time */
int dostruct = !NO_STRUCT; /* parse adobe structuring? */
int doacct = !NOACCT; /* do accounting? */
int doidlestuff = IDLESTUFF; /* handle idle watch? */
int chargebanner = CHARGEBANNER; /* charge user for banner pages? */
u_long atpresponsetimeout = ATPRESPONSETIMEOUT; /* atp resp. cache timeout */
int strip_control_d = STRIPCONTROLD;
int map_crtolf = MAPCRTOLF;
/* Transcript compatiblity */
int neverreverse = FALSE; /* never page reverse */
int verboselog = TRUE; /* default */
char *pstext = PSTEXT; /* pstext location */
char *psreverse = PSREVERSE; /* psrv location */
int psmagic = PSMAGIC; /* will be reset if necessary by initenv */
int bannerfirst = BANNERFIRST; /* banner comes first? */
int bannerlast = BANNERLAST; /* banner comes last? */
#ifdef RUTGERS
char *filtername = ""; /* check for dvi filter */
int Rotate = FALSE; /* Rutgers - print in portrait mode */
char rot[2]; /* Rutgers - option for pstext */
#endif RUTGERS
#ifdef DUPLEXMODE
int duplex = FALSE; /* Print on both sides of the page? */
#endif DUPLEXMODE
#ifdef PSJOBHEADER
char *jobheader = NULL; /* filename of PS jobheader */
#endif PSJOBHEADER
/* declarations */
char *ptime();
/* Definitions */
/* yes or no depending on the value */
#define boolvalstr(value) ((value) ? "yes" : "no")
/* string value if not null, "none" o.w. */
#define strval(str) (((str) == NULL) ? "none" : (str))
#ifdef USESYSLOG
# include <syslog.h>
#else USESYSLOG
/* logging levels */
# define log_i dolog /* information */
# define log_w dolog /* warning */
# define log_d dolog /* log debugging */
#endif USESYSLOG
#define log_e dolog /* error */
#define log_r dolog /* return from remote */
/*
* LPD Error tokens - what to return from exit
*/
#define lpd_OK 0 /* all is well? */
#define lpd_REPRINT 1 /* forces a reprint */
#define lpd_ERRORS 2 /* printed with errors */
#ifdef USESYSLOG
#ifdef __STDC__
log_i(fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af)
char *fmt;
ptrdiff_t a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af;
#else /* __STDC__ */
log_i(fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af)
char *fmt;
#endif /* __STDC__ */
{
syslog(LOG_INFO, fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af);
}
#ifdef __STDC__
log_w(fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af)
char *fmt;
ptrdiff_t a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af;
#else /* __STDC__ */
log_w(fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af)
char *fmt;
#endif /* __STDC__ */
{
syslog(LOG_WARNING,fmt,a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af);
}
#ifdef __STDC__
log_d(fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af)
char *fmt;
ptrdiff_t a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af;
#else /* __STDC__ */
log_d(fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af)
char *fmt;
#endif /* __STDC__ */
{
syslog(LOG_DEBUG, fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af);
}
#endif USESYSLOG
/*
* quit gets called when we've been killed by lprm via SIGINT
*
*/
void
quit()
{
if (cno >= 0)
PAPClose(cno);
log_w("papif: Aborted job at %s\n",ptime());
exit(lpd_OK);
}
/*
* return true: if s is "y"* or "on"* or s is a non-zero number (string)
* return false: o.w.
*
*/
int
getbval(s)
char *s;
{
if (isdigit(s[0]))
return(atoi(s));
if (s[0] == 'y' || (s[0] == 'o' && s[1] == 'n'))
return(TRUE);
return(FALSE);
}
/*
* get environment variables set by Transcript and set on that basis
*
*/
initenv()
{
char *getenv();
char *v;
if ((v = getenv("JOBOUTPUT"))) /* Sys V lp Transcript compatibility */
if (*v != '\0')
joboutput(v);
if ((v = getenv("DOACCT"))) /* papif specific */
doacct = getbval(v);
if ((v = getenv("DEBUG"))) /* papif specific */
debug = getbval(v);
if ((v = getenv("BANNERFIRST")))
if (*v != '\0')
bannerfirst = atoi(v);
if ((v = getenv("BANNERLAST")))
if (*v != '\0')
bannerlast = atoi(v);
if ((v = getenv("BANNER"))) /* papif specific */
bannerfile = v;
if ((v = getenv("VERBOSELOG")))
verboselog = getbval(v);
if ((v = getenv("ATPRESPONSETIMEOUT"))) /* papif specific */
if ( *v != '\0')
if ((atpresponsetimeout = (unsigned) atol(v)) < 0) {
atpresponsetimeout = ATPRESPONSETIMEOUT;
log_w("papif: environment atpresponsetimeout too small, setting to %lu\n",
atpresponsetimeout);
}
if ((v = getenv("RFLOWQ"))) /* papif specific */
if ( *v != '\0')
if ((rflowq = atoi(v)) <= 0) {
log_w("papif: environment RFLOWQ too small, setting to 1");
rflowq = 1;
}
if (rflowq > atpMaxNum) {
rflowq = atpMaxNum;
log_w("papif: rflowq too large - setting to %d\n", rflowq);
}
if ((v = getenv("SFLOWQ"))) /* papif specific */
if ( *v != '\0')
if ((sflowq = atoi(v)) <= 0) {
log_w("papif: environment SFLOWQ too small, setting to 1");
sflowq = 1;
}
if (sflowq > atpMaxNum) {
sflowq = atpMaxNum;
log_w("papif: sflowq too large - setting to %d\n", sflowq);
}
if ((v = getenv("CHARGEBANNER"))) /* papif specific */
chargebanner = getbval(v);
if ((v = getenv("WATCHTIME"))) /* papif specific */
if ( *v != '\0')
if ((watchtime = atoi(v)) < 0) {
watchtime = WATCHTIME;
log_w("papif: environment watchtime too small, setting to %d\n",
watchtime);
}
if ((v = getenv("IDLESTUFF"))) /* papif specific */
doidlestuff = getbval(v);
if ((v = getenv("ADOBE_STRUCTURED"))) /* papif specific */
dostruct = getbval(v);
if ((v = getenv("MAPCRTOLF"))) /* papif specific */
map_crtolf = getbval(v);
if ((v = getenv("STRIPCONTROLD"))) /* papif specific */
strip_control_d = getbval(v);
if ((v = getenv("CAPPRINTERS"))) /* papif specific */
if ( *v != '\0')
if (access(v, R_OK) == 0)
capprinters = v;
else
log_w("papif: user specified cap.printers: %s not found, ignoring\n",v);
#ifdef RUTGERS
if ((v = getenv("FILTERNAME")))
if ( *v != '\0')
filtername = v; /* for getting around dvi filter problem */
#endif RUTGERS
if ((v = getenv("REVERSE"))) {
if (*v == '\0')
psreverse = NULL;
else {
if (access(v, X_OK) == 0)
psreverse = v; /* good enough I guess */
else
log_w("papif: specified psreverse filter %s not found, ignoring\n", v);
}
}
if ((v = getenv("PSTEXT"))) {
if ( *v == '\0')
pstext = NULL;
else {
if (access(v, X_OK) == 0)
pstext = v;
else
log_w("papif: specified pstext filter %s not found, ignoring\n", v);
}
}
#ifdef RUTGERS
if ((psreverse != NULL || pstext != NULL) && strcmp(filtername,"psdf") != 0)
#else RUTGERS
if (psreverse != NULL || pstext != NULL)
#endif RUTGERS
psmagic = 1;
#ifdef PSJOBHEADER
if ((jobheader = getenv("PSJOBHEADER")) != NULL)
if (*jobheader == '\0' || access(jobheader, R_OK) != 0)
jobheader == NULL;
#endif PSJOBHEADER
r_bufsiz = PAPSegSize*rflowq;
s_bufsiz = PAPSegSize*sflowq;
}
/*
* log current environment
*
*/
logenv()
{
if (debug) {
log_d("papif: bannerfirst %s, bannerlast %s, verboselog %s\n",
boolvalstr(bannerfirst), boolvalstr(bannerlast),
boolvalstr(verboselog));
log_d("papif: atpresponse timeout = %lu ticks (1/4 second units)\n",
atpresponsetimeout);
if (watchtime)
log_d("papif: status watch lower time limit %d seconds\n", watchtime);
else
log_d("papif: no status watch\n");
log_d("papif: rflowq = %d packets, sflowq = %d packets\n", rflowq, sflowq);
log_d("papif: strip control d's %s, map carriage return to line feed %s\n",
boolvalstr(strip_control_d), boolvalstr(map_crtolf));
if (doacct)
log_d("papif: accounting = %s, chargebanner %s",
boolvalstr(doacct), boolvalstr(chargebanner));
else
log_d("papif: accounting = %s, ", boolvalstr(doacct));
log_d(", idlestuff %s, structured %s\n",
boolvalstr(doidlestuff), boolvalstr(dostruct));
log_d("papif: reverse = %s\n", strval(psreverse));
log_d("papif: pstext = %s\n", strval(pstext));
log_d("papif: banner file = %s\n", strval(bannerfile));
log_d("papif: cap.printers = %s\n",strval(capprinters));
#ifdef PSJOBHEADER
log_d("papif: job header = %s\n",strval(jobheader));
#endif PSJOBHEADER
}
}
/*
* parse arguments
*/
getargs(argc, argv, printer, user, host, acctfile)
int argc;
char **argv;
char *printer, *user, *host, **acctfile;
{
int i;
char *pgmname = NULL;
char *p;
#ifdef MACUSER
char *pp;
char *getenv();
#endif MACUSER
#ifdef DUPLEXMODE
char *tmpdup; /* temporary var to check for "-dup*" */
#endif DUPLEXMODE
extern boolean dochecksum;
*printer = *user = *host = '\0'; /* init to nothing */
*acctfile = NULL;
for (i = 1; i < argc; i++) {
p = argv[i];
if (p[0] == '-') {
switch (p[1]) {
#ifdef DUPLEXMODE
case '2':
duplex = TRUE; /* turn on 2-sided printing */
break;
#endif DUPLEXMODE
case 'd':
dbugarg(p+2);
break;
case 'c': /* specifies "pass control characters" */
/* (literal mode) */
break;
case 'p': /* program name: pscomm compat */
pgmname = argv[++i]; /* set program name */
break;
case 'P': /* printer name: pscomm compatible */
strcpy(printer,argv[++i]);
break;
case 'n': /* user name */
strcpy(user,argv[++i]);
break;
case 'h': /* host name */
strcpy(host,argv[++i]);
break;
case 'r':
neverreverse = TRUE; /* pscomm compat */
break;
case 'k': /* no DDP checksum */
dochecksum = 0;
break;
#ifdef PLP
case 'F':
format = p+2;
#endif PLP
case 'x': /* width in pixels */
case 'y': /* length in pixels */
case 'i': /* indentation size in chars */
case 'l': /* length in lines */
case 'w': /* width in chars */
#ifdef PLP
case 'Z':
case 'C':
case 'J':
case 'R':
#endif PLP
if (p[2] == '\0') /* any more args for these? */
++i; /* yes, eat it */
break;
#ifdef RUTGERS
case 'L':
Rotate = TRUE; /* landscape mode */
break;
case 'A': /* account */
case 'a':
strcpy(account,argv[++i]);
break;
#endif RUTGERS
#ifdef SOLARIS
case 'U':
strcpy(host, argv[++i]);
p = strchr(host, '!');
strcpy(user, p+1);
*p = '\0';
break;
#endif SOLARIS
default:
log_e("papif: Unknown argument %c\n",p[1]);
}
} else if (doacct)
*acctfile = argv[i];
}
/* Get base of program name if specified with full path */
if (pgmname == NULL) {
if ((pgmname = rindex(argv[0], '/')) != NULL)
pgmname++; /* else skip over slash */
else
pgmname = argv[0];
}
/* if program name isn't papif or psif and printer name isn't there */
/* then use name of program (psif added for Transcript compatibility) */
if (*printer == '\0') /* no printer name? */
if (strcmp(pgmname, "papif") != 0 && strcmp(pgmname, "psif") != 0)
strcpy(printer, pgmname);
#ifdef DUPLEXMODE
/*
* if the printer name ends in -dup* then we
* want to print on both sides of the paper.
*
*/
if (tmpdup = rindex(printer, '-'))
if (strncmp(tmpdup, "-dup", 4) == 0)
duplex = TRUE;
#endif DUPLEXMODE
#ifdef MACUSER
if (strcmp(user, "root") == 0 && (p = getenv("LPD_JOB")) &&
strncmp(p, "MacUser: ", 9) == 0) {
p += 9;
pp = p;
for ( ; ; ) {
if ((pp = index(pp, ' ')) == NULL) {
pp = p;
for ( ; ; ) {
if ((pp = index(pp, ' ')) == NULL)
break;
if (strncmp(pp, " Pages: ", 8) == 0) {
*pp = 0;
break;
}
pp++;
}
break;
}
if (strncmp(pp, " Job: ", 6) == 0) {
*pp = 0;
break;
}
pp++;
}
strcpy(user, p);
strcpy(host, "Macintosh");
}
#endif MACUSER
}
/*
* our "input" filter - send input to laserwriter
*
* stdin - input
* stdout - points to devices, empty here
* stderr - points to log file on BSD4.2, Ultrix 1.0 through Ultrix 1.2
* - points to "err" tmp file on BSD 4.3
*
* Exit codes are listed above
*
*/
main(argc,argv)
int argc;
char **argv;
{
int pstatus();
u_char *getlwname();
char *acctfile = NULL;
int spc, epc;
void quit();
#ifdef ISO_TRANSLATE
void cMac2ISO(), cISO2Mac();
#endif ISO_TRANSLATE
/* Initialize base vars */
cno = -1;
pid = getpid(); /* mark as not there for now */
#ifdef USESYSLOG
openlog("papif", LOG_PID, LOG_LPR);
#endif USESYSLOG
getargs(argc, argv, printer, user, host, &acctfile);
initenv(); /* Transcript compatibility */
lwname = getlwname(printer); /* based on this */
if (lwname == (u_char *)NULL) {
log_e("papif: Cannot map name %s to LaserWriter name\n", printer);
exit(lpd_REPRINT);
}
#ifdef ISO_TRANSLATE
cISO2Mac(lwname);
#endif ISO_TRANSLATE
/* init cap */
abInit(FALSE); /* don't printout -- messes up with <stdin> */
nbpInit();
PAPInit(); /* init PAP printer routines */
ATPSetResponseTimeout(atpresponsetimeout); /* set to 2 minutes */
/* log message */
#ifdef ISO_TRANSLATE
cMac2ISO(lwname);
log_i("papif: Starting job for %s@%s at %s on printer %s\n",
user, host, ptime(), (char *)lwname);
cISO2Mac(lwname);
#else ISO_TRANSLATE
log_i("papif: Starting job for %s@%s at %s on printer %s\n",
user, host, ptime(), (char *)lwname);
#endif ISO_TRANSLATE
logenv();
signal(SIGEMT, SIG_IGN); /* used by psrev, etc to signal */
/* they are "ready" */
signal(SIGINT,quit); /* this is what lprm sends us */
signal(SIGTERM,quit); /* this is what disable sends us */
cno = openlw(lwname);
if (doacct && chargebanner)
spc = getpagecount(cno); /* get the page count */
if (bannerfirst)
sendbanner(cno, host, user);
if (doacct && !chargebanner)
spc = getpagecount(cno); /* get the page count */
if (psmagic)
dopsmagic(cno);
#ifdef PSJOBHEADER
if (jobheader != NULL && *jobheader != '\0')
sendheader(cno, host, user); /* send PSJOBHEADER file if in env */
#endif PSJOBHEADER
sendfile(cno,fileno(stdin),host,user);/* send file to laserwriter */
if (doacct && !chargebanner)
epc = getpagecount(cno); /* get the page count */
if (bannerlast)
sendbanner(cno, host, user);
if (doacct && chargebanner)
epc = getpagecount(cno); /* get the page count */
PAPClose(cno);
if (doacct && acctfile != NULL)
#ifdef RUTGERS
doaccounting(spc, epc, acctfile, user, host, account);
#else RUTGERS
doaccounting(spc, epc, acctfile, user, host);
#endif RUTGERS
log_i("papif: Finished job at %s\n", ptime ());
#ifdef USESYSLOG
closelog();
#endif USESYSLOG
exit(lpd_OK); /* exit okay */
}
/*
* send banner page: unlink afterwards so bannerfirst+bannerlast
* won't result in two banner pages
*
*/
sendbanner(cno, host, user)
int cno;
char *host, *user;
{
int bannerfd;
if ((bannerfd = open(bannerfile, 0)) >= 0) {
sendbfile(cno, bannerfd, host, user);
close(bannerfd);
unlink(bannerfile);
}
}
#ifdef PSJOBHEADER
/*
* send the file specified in env. variable PSJOBHEADER
*
*/
sendheader(cno, host, user)
int cno;
char *host, *user;
{
int fd;
if ((fd = open(jobheader, O_RDONLY)) < 0) {
perror(jobheader);
return;
}
sendbfile(cno, fd, host, user);
close(fd);
}
#endif PSJOBHEADER
/*
* open laserwriter connection
* log errors every 5 minutes to stderr
*
*/
int
openlw(lwname)
u_char *lwname;
{
char message[80];
int i, cno, ocomp, err;
PAPStatusRec status;
#ifdef ISO_TRANSLATE
void cMac2ISO(), cISO2Mac();
#endif ISO_TRANSLATE
i = 0;
/* Keep trying to open */
while ((err = PAPOpen(&cno,(char *)lwname,rflowq,&status,&ocomp)) != noErr) {
if (err != -1) /* should be can't find lw.. */
log_e("papif: PAPOpen returns %d\n",err);
else {
if ((i % 10) == 0) { /* waited 5 minutes? */
#ifdef ISO_TRANSLATE
cMac2ISO(lwname);
sprintf((message+1), "papif: Problems finding %s\n", (char *)lwname);
cISO2Mac(lwname);
#else ISO_TRANSLATE
sprintf((message+1), "papif: Problems finding %s\n", (char *)lwname);
#endif ISO_TRANSLATE
log_e((char *)(message+1));
#ifndef SOLARIS
message[0] = strlen((char *)(message+1));
pstatus(message);
#endif /* SOLARIS */
i = 1;
} else i++;
}
sleep(30); /* wait N seconds */
}
do {
abSleep(16, TRUE);
if (watchtime != 0) /* a little bogus.... */
pstatus(status.StatusStr);
} while (ocomp > 0);
return(cno);
}
/*
* reaper (grim &) - deal with death of children
*
*/
void
reaper()
{
WSTATUS status;
register int i;
#ifdef POSIX
if ((i = waitpid(-1, &status, WNOHANG)) == 0) {
log_w("papif: SIGCHLD but nothing from waitpid\n");
return;
}
#else POSIX
#ifdef NOWAIT3
if ((i = wait(&status)) == 0) {
log_w("papif: SIGCHLD but nothing from wait\n");
return;
}
#else NOWAIT3
if ((i = wait3(&status, WNOHANG, 0)) == 0) {
log_w("papif: SIGCHLD but nothing from wait3\n");
return;
}
#endif NOWAIT3
#endif POSIX
if (WIFSTOPPED(status)) {
log_e("papif: Child %d stopped!\n", i);
exit(lpd_REPRINT);
}
if (WIFSIGNALED(status)) {
i = W_TERMSIG(status);
if (i != SIGINT && i != SIGTERM) {
log_e("papif: Child killed by signal %d\n", i);
exit(lpd_REPRINT);
}
} else {
if (i = W_RETCODE(status)) {
log_w("papif: Finished job at %s with status %d\n", ptime(),i);
/* probably psrev complaining */
exit(lpd_ERRORS);
}
/* nothing to do with zero exit code */
}
}
#define MAGICSIZE 11
#define MAXFILTERS 2
private char *filters[MAXFILTERS];
private int numfilters = 0;
/*
* check input stream for adobe magic
*
*/
dopsmagic()
{
char magic[MAGICSIZE];
int cnt, i;
struct stat buf;
int diskfile = FALSE;
int retval;
int in_front = TRUE; /* fork filters in front of current fork */
extern int errno;
void quit();
if (fstat(fileno(stdin), &buf) < 0) {
perror("psmagic setup: fstat");
diskfile = FALSE;
} else {
/* is it a regular file? */
diskfile = S_ISREG(buf.st_mode);
}
if (!diskfile) {
retval = fork_filter("<stdin>", TRUE);
if (retval < 0)
quit();
if (retval != 0)
return;
in_front = FALSE;
}
if ((cnt = read(fileno(stdin), magic, MAGICSIZE)) < 0) {
perror("psmagic setup: read");
if (diskfile)
quit();
else
exit(lpd_ERRORS);
}
if (diskfile) {
rewind(stdin);
lseek(fileno(stdin), 0L, 0); /* paranoia */
}
if (cnt < 2) { /* nothing to do */
log_w("papif: psmagic: only read %d, can't check magic\n", cnt);
if (diskfile)
return;
else
passalong(magic, cnt, MAGICSIZE);
}
if (strncmp(magic, "%!", 2) != 0
&& strncmp(magic, "\004%!", 3) != 0) {
if (pstext) {
filters[numfilters++] = pstext;
if (psreverse && !neverreverse)
filters[numfilters++] = psreverse;
}
}
/* check to see if follows Doc structuring 1.0 or better */
/* note mutually exclusive of pstext */
if (!neverreverse && psreverse &&
cnt >= MAGICSIZE && strncmp(magic, "%!PS-Adobe-", MAGICSIZE) == 0)
filters[numfilters++] = psreverse;
if (in_front) {
for (i = 0 ; i < numfilters; i++)
fork_filter(filters[i], in_front);
} else { /* must do in revse order */
while (numfilters--)
fork_filter(filters[numfilters], in_front);
}
if (diskfile)
return;
passalong(magic, cnt, MAGICSIZE);
}
/*
* duplicate stdin with prefixed buffer
*
*/
passalong(prebuf, precnt, wantcnt)
char *prebuf;
int precnt;
int wantcnt;
{
register int cnt;
register char *p;
register int i;
char buf[BUFSIZ];
if (precnt < 0)
exit(lpd_ERRORS);
if (map_crtolf) {
for (i = 0; i < precnt; i++)
if (prebuf[i] == '\r')
prebuf[i] = '\n';
}
if (write(fileno(stdout), prebuf, precnt) < 0)
exit(lpd_ERRORS);
if (precnt < wantcnt)
exit(lpd_OK);
while ((cnt = read(fileno(stdin), buf, sizeof(buf))) > 0) {
/* dangerous */
if (map_crtolf) {
for (i = 0, p = buf; i < cnt; i++, p++)
if (*p == '\r')
*p = '\n';
}
if (write(fileno(stdout), buf, cnt) < 0)
exit(lpd_ERRORS);
}
exit(cnt < 0 ? lpd_ERRORS : lpd_OK);
}
char *current_fork = "papif";
/*
* Run a filter program in a child process; diddle the descriptors so that
* the filter eats the parent process's former stdin, and pipes its output
* into the parent's new stdin.
*
*/
fork_filter(fp, in_front)
char *fp;
{
int fdpipe[2];
int fpid;
char *fn;
int not_stdin_fork;
int mask;
void quit();
void reaper();
not_stdin_fork = (fp != NULL) && (strcmp(fp, "<stdin>") != 0);
if (debug) {
log_d("papif: Forking %s %s current fork %s\n",
not_stdin_fork ? fp : "<stdin>",
in_front ? "in front of" : "behind",
current_fork);
}
if (pipe(fdpipe) != 0) {
perror("filter setup: pipe");
quit();
}
if (fp) {
fn = rindex(fp, '/');
if (fn == NULL || fn[1] == '\0')
fn = fp;
else
fn++;
} else fn = NULL;
if (!not_stdin_fork)
fn = "<stdin>";
/* interlock */
#ifdef NOSIGMASK
sighold(SIGCHLD);
sighold(SIGINT);
sighold(SIGTERM);
#else NOSIGMASK
mask = sigblock(sigmask(SIGCHLD)|sigmask(SIGINT)|sigmask(SIGTERM));
#endif NOSIGMASK
#ifdef NOVFORK
fpid = fork();
#else
fpid = not_stdin_fork ? vfork() : fork();
#endif
switch (fpid) {
case 0: /* child */
if (in_front) {
if (dup2(fdpipe[1], fileno(stdout)) == -1) {
perror("filter setup: child dup2");
exit(lpd_ERRORS);
}
} else {
if (dup2(fdpipe[0], fileno(stdin)) == -1) {
perror("filter setup: child dup2");
exit(lpd_ERRORS);
}
}
close(fdpipe[1]); /* ignore errs */
close(fdpipe[0]);
if (not_stdin_fork) {
#ifdef NOSIGMASK
sigrelse(SIGCHLD);
sigrelse(SIGINT);
sigrelse(SIGTERM);
#else NOSIGMASK
sigsetmask(mask);
#endif NOSIGMASK
#ifdef RUTGERS
if (strcmp(fn, "pstext") == 0) {
sprintf(rot, "%d", Rotate);
execl(fp, rot, fn, 0);
} else
execl(fp, fn, 0);
#else RUTGERS
#ifdef TRANS3
if (strcmp(fn, "psdman") == 0)
execl(fp, fn, "-P", printer, 0);
else
execl(fp, fn, 0);
#else TRANS3
execl(fp, fn, 0);
#endif TRANS3
#endif RUTGERS
/* if we are here again, then... */
perror("filter setup: child exec");
exit(1);
} else {
current_fork = fn;
signal(SIGINT, SIG_DFL);
signal(SIGTERM, SIG_DFL);
#ifdef NOSIGMASK
sigrelse(SIGCHLD);
sigrelse(SIGINT);
sigrelse(SIGTERM);
#else NOSIGMASK
sigsetmask(mask);
#endif NOSIGMASK
PAPShutdown(cno); /* make sure child doesn't have the */
/* fd's, etc. */
return(0);
}
break;
case -1:
perror("filter setup: fork");
return(-1);
break;
default: /* parent continues */
/* set up stdin to be pipe */
signal(SIGCHLD, reaper);
#ifdef NOSIGMASK
sigrelse(SIGCHLD);
sigrelse(SIGINT);
sigrelse(SIGTERM);
#else NOSIGMASK
sigsetmask(mask);
#endif NOSIGMASK
if (in_front) {
if (dup2(fdpipe[0],fileno(stdin)) == -1) {
perror("filter setup: parent dup2");
return(-1);
}
} else {
if (dup2(fdpipe[1],fileno(stdout)) == -1) {
perror("filter setup: parent dup2");
return(-1);
}
}
close(fdpipe[1]); /* ignore errs */
close(fdpipe[0]);
return(fpid);
}
return(0);
}
#ifdef NODUP2
#ifndef NOFILE
YOU MUST SET THIS TO THE MAXIMUM NUMBER OF FILE DESCRIPTORS AVAILABLE ON YOUR SYSTEM
#endif
/* emulate dup2 (hopefully) */
dup2(fdcur, fdwant)
int fdcur;
int fdwant;
{
int fdarr[NOFILE];
int i,j;
int fd;
close(fdwant);
for (i = 0 ; i < NOFILE; i++) {
fd = dup(fdcur); /* duplicate */
if (fd == fdwant)
break;
fdarr[i] = fd; /* remember so we can close off */
}
if (i == NOFILE)
return(-1);
for (j = 0; j < i; j++)
close(fdarr[j]);
return(fdwant);
}
#endif
private char ps_buf[S_BUFMAX+10];
private char pr_buf[R_BUFMAX+10];
/*
* Send a file to the specified connection
*/
sendfile(cno,fd,host,user)
int cno;
int fd;
char *host;
char *user;
{
int eof, wcomp, paperr, err, doeof = FALSE;
int sent_one_eof = FALSE;
char *bp = ps_buf;
wcomp = 0;
strcpy(ps_buf, "/statusdict where {pop statusdict /jobname (");
strcat(ps_buf, host);
strcat(ps_buf, ":");
strcat(ps_buf, user);
strcat(ps_buf, ") put} if\n");
#ifdef DUPLEXMODE
if (duplex) {
strcat(ps_buf, "statusdict /setduplexmode known {");
strcat(ps_buf, " statusdict begin true setduplexmode end");
strcat(ps_buf, "} if");
}
#endif DUPLEXMODE
if ((paperr=PAPWrite(cno, ps_buf,strlen(ps_buf), FALSE, &wcomp)) < 0) {
log_e("papif: sendfile: 1st PAPWrite: call error %d\n", paperr);
PAPClose(cno);
exit(lpd_REPRINT);
}
/* post initial read from LW */
err = 1;
/* this is the main read/write loop */
initgetbuf(); /* initialize getbuf */
do {
if ((eof = handleread(cno)))
break;
if (wcomp <= 0) {
if (wcomp != noErr) {
log_e("papif: sendfile: PAPWrite completion error %d\n",wcomp);
PAPClose(cno); /* sigh... */
exit(lpd_REPRINT);
} else {
err = getbuf(fd, ps_buf, s_bufsiz, &bp, &doeof);
/* err == 0 and no doeof means that we didn't see input */
/* within a second or so, so we should try going ahead first */
if ((!sent_one_eof) && (err || doeof)) {
if ((paperr=PAPWrite(cno, bp, ((err<0)?0 :err), doeof, &wcomp)) < 0)
break;
sent_one_eof = doeof;
} else err = 1;
}
}
statuswatch();
abSleep(4, TRUE); /* wait a bit */
} while (err > 0 );
if (err < 0) /* this is a little overloaded */
perror("read");
if (paperr != noErr) {
log_e("papif: sendfile: PAPWrite call error %d\n",paperr);
wcomp = 0;
}
while (!eof || wcomp > 0) { /* wait for completion */
statuswatch();
abSleep(4,TRUE);
if (!eof)
eof = handleread(cno);
}
}
/*
* Send a banner file to the specified connection (no eof)
*/
sendbfile(cno,fd,host,user)
int cno;
int fd;
char *host;
char *user;
{
int eof, wcomp, paperr, err, doeof = FALSE;
char *bp = ps_buf;
wcomp = 0;
strcpy(ps_buf, "/statusdict where {pop statusdict /jobname (");
strcat(ps_buf, host);
strcat(ps_buf, ":");
strcat(ps_buf, user);
strcat(ps_buf, ") put} if\n");
if ((paperr=PAPWrite(cno, ps_buf,strlen(ps_buf), FALSE, &wcomp)) < 0) {
log_e("papif: sendbfile: 1st PAPWrite: call error %d\n", paperr);
PAPClose(cno);
exit(lpd_REPRINT);
}
/* post initial read from LW */
err = 1;
/* this is the main read/write loop */
inithandleread(); /* initialze handleread */
initgetbuf(); /* initialize getbuf */
do {
if ((eof = handleread(cno)))
break;
if (wcomp <= 0) {
if (wcomp != noErr) {
log_e("papif: sendbfile: PAPWrite completion error %d\n",wcomp);
PAPClose(cno); /* sigh... */
exit(lpd_REPRINT);
} else {
err = getbuf(fd, ps_buf, s_bufsiz, &bp, &doeof);
/* err == 0 and no doeof means that we didn't see input */
/* within a second or so, so we should try going ahead first */
if (err || doeof) {
if (err <= 0 || (paperr=PAPWrite(cno, bp, err, FALSE, &wcomp)) < 0)
break;
if (doeof) {
eof = handleread(cno);
break;
}
} else err = 1;
}
}
statuswatch();
abSleep(4, TRUE); /* wait a bit */
} while (err > 0 );
if (err < 0) /* this is a little overloaded */
perror("read");
if (paperr != noErr) {
log_e("papif: sendbfile: PAPWrite call error %d\n",paperr);
wcomp = 0;
}
while (/* !eof || */ wcomp > 0) { /* wait for completion */
statuswatch();
abSleep(4,TRUE);
}
}
/*
* return page count from a laserwriter
*
*/
int
getpagecount(cno)
int cno;
{
static char gpcstr[] = "statusdict begin pagecount (*) print == ";
char buf[100]; /* enough for page count! */
char *p;
int err, wcomp, rlen, eof, rcomp, started;
err = PAPWrite(cno, gpcstr, sizeof(gpcstr), TRUE, &wcomp);
if (err != noErr)
return(-1);
err = PAPRead(cno, pr_buf, &rlen, &eof, &rcomp);
if (err != noErr)
return(-1);
started = 0;
do {
if (rcomp <= 0) {
if (rcomp == noErr && rlen > 0) {
pr_buf[rlen] = '\0'; /* tie off string */
if (!started) {
p = index(pr_buf, '*'); /* look for marker */
if (p != NULL) {
strcpy(buf, p+1);
started = 1;
}
} else
strcat(buf, pr_buf);
}
if (eof)
break;
err = PAPRead(cno, pr_buf, &rlen, &eof, &rcomp);
if (err != noErr)
return(-1);
}
statuswatch();
abSleep(4, TRUE);
} while (!eof);
return(atoi(buf));
}
/*
* write out accounting information
*
*/
#ifdef RUTGERS
doaccounting(spc, epc, acctfile, user, host, account)
#else RUTGERS
doaccounting(spc, epc, acctfile, user, host)
#endif RUTGERS
int spc, epc;
#ifdef RUTGERS
char *acctfile, *user, *host, *account;
#else RUTGERS
char *acctfile, *user, *host;
#endif RUTGERS
{
FILE *afd;
#ifdef RUTGERS
long clock;
extern char *gdate();
#endif RUTGERS
if (epc >= spc && epc > 0 && spc > 0) {
if (user[0] != '\0' && acctfile && access(acctfile, W_OK) >= 0 &&
(afd = fopen(acctfile, "a")) != NULL)
#ifdef PLP
fprintf(afd,"%s %s %s %s %5d %s\n", host, user, printer, format,
epc-spc, ptime());
#else PLP
#ifdef RUTGERS
fprintf(afd,"%s\t%7.2f\t%s:%s:%s\n",gdate()+4, (float)(epc-spc),
host, user, account);
#else RUTGERS
fprintf(afd,"%7.2f\t%s:%s\n", (float)(epc-spc), host, user);
#endif RUTGERS
#endif PLP
} else
log_w("papif: Problems getting pagecount: start %d, end %d\n",spc,epc);
}
#ifdef RUTGERS
/* rutgers mod to get date so that messages can be time-stamped */
/* currently returns a pointer to a string that has all of the date */
/* except the year */
#include <sys/types.h>
char *ctime();
char *malloc();
char *gdate()
{
time_t now;
static char *temp = 0;
if (temp == 0)
temp = malloc(26);
now = time((time_t *)0);
strcpy(temp,ctime(&now));
temp[19] = '\0';
return(temp);
}
#endif RUTGERS
/*
* output status message to disk so lpq et al. can show it
* Note: input string is a pascal string
* Keeps around status until we have written out the status file again
* so looks for status aren't there are minimized
*
*/
pstatus(s)
char *s;
{
#ifndef SOLARIS
int fd;
int okay = TRUE;
unlink("newstatus");
if ((fd = open("newstatus",O_CREAT|O_WRONLY,0664)) < 0)
return;
if (write(fd, s+1, *s) < 0)
okay = FALSE;
write(fd, "\n", 1);
close(fd);
if (okay) {
unlink("status");
link("newstatus","status");
unlink("newstatus");
}
#else SOLARIS
static char status[256];
if (strncmp("status: idle", s+1, 12) == 0)
return;
if (strncmp(status, s+1, *s) != 0) {
strncpy(status, s+1, *s);
status[*s] = '\0';
log_e("%s\n", status);
}
#endif SOLARIS
}
/*
* returns nicely formated time string
*/
char *
ptime()
{
long clock;
char *timestr;
char *p;
static char time_buffer[BUFSIZ];
clock = time(0);
timestr = (char *)asctime(localtime(&clock));
/* truncate after first linefeed */
if ((p = index(timestr, '\n')))
*p = '\0';
strcpy(time_buffer,timestr);
return(&time_buffer[0]);
}
/*
* get the laserwriter name of the unix spooled printer
*
* returns NULL if nothing found
* returns 'LaserWriter Plus' if printer is null
*
*/
u_char *
getlwname(printer)
char *printer;
{
FILE *fd;
static char buf[1024];
char *getenv();
u_char *ep;
if (printer[0] == '\0') { /* no printer */
/* try last resort */
if ((printer = getenv("PRINTER")) == NULL) {
return((u_char *)"LaserWriter Plus:LaserWriter@*"); /* default */
}
}
#ifdef NOCAPDOTPRINTERS
sprintf(buf, "/etc/lp/printers/%s/comment", printer);
if ((fd = fopen(buf, "r")) == NULL) {
perror(buf);
return(NULL);
}
if (fgets(buf, sizeof(buf), fd) == NULL)
return(NULL);
buf[strlen(buf)-1] = '\0'; /* get rid of the lf */
return(buf);
#else NOCAPDOTPRINTERS
if ((fd = fopen(capprinters,"r")) == NULL) {
perror(capprinters);
return((u_char *)NULL);
}
do {
if (fgets(buf, 256, fd) == NULL)
break;
buf[strlen(buf)-1] = '\0'; /* get rid of the lf */
if (buf[0] == '#' || buf[0] == '\0')
continue;
if ((ep=(u_char *)index(buf,'=')) == NULL) /* find first = */
continue; /* no = in string */
*ep = '\0'; /* set = to null now */
if (strcmp(buf,printer) == 0) {
if (strlen((char *)(ep+1)) == 0) /* no name */
continue;
fclose(fd);
return(ep+1); /* return pointer to value */
}
} while (1);
fclose(fd);
return((u_char *)NULL);
#endif NOCAPDOTPRINTERS
}
/* MODULE: statuswatch EXPORTS(statuswatch) IMPORTS(lwname, pstatus) */
private time_t oldtime = -1;
private time_t newtime;
/*
* Listens for status messages from lw
*
*/
statuswatch()
{
AddrBlock addr;
PAPStatusRec status;
int i;
char retry[255];
char tmpbuf[255];
static long idletime = 0;
OSErr err;
if (watchtime == 0) /* no status watch */
return;
if (oldtime == -1)
time(&oldtime);
else {
time(&newtime);
if ((newtime - oldtime) < watchtime) /* delay this much */
return;
}
addr.net = 0; /* sufficient */
err = PAPStatus((char *)lwname, &status, &addr);
if (err < 0) {
if (err != reqFailed) /* no status message */
return;
} else
oldtime = newtime; /* reset */
if (doidlestuff) {
cpyp2cstr(tmpbuf, status.StatusStr);
/* idletimeout if 40 seconds of "status: idle" or if papifidletest is */
/* set. Note: I have seen cases when the open reply pkt was lost */
/* and never got back into open state, but only when running without */
/* xo on the opens (a bug) */
if (idletime == 0)
time(&idletime);
if ((strncmp("status: idle", tmpbuf, 12) == 0 && (time(0)-idletime)>40) ||
access("/tmp/papifidletest", F_OK) == 0) {
log_e("papif: status: idle bug; restarting\n");
fflush(stderr);
unlink("/tmp/papifidletest");
for (i = 0 ; i < NSIG ; i++)
signal(i, SIG_IGN);
#ifdef sun
# ifdef SOLARIS
sprintf(retry, "(/usr/bin/sleep 2;/usr/bin/disable %s;/usr/bin/sleep 2;/usr/bin/enable %s)&",
# else SOLARIS
sprintf(retry, "(/usr/bin/sleep 2;/usr/etc/lpc abort %s;/usr/bin/sleep 2;/usr/etc/lpc start %s)&",
# endif SOLARIS
#else sun
# ifdef pyr
sprintf(retry, "(/usr/bin/sleep 2;/usr/etc/lpc abort %s;/usr/bin/sleep 2;/usr/etc/lpc start %s)&",
# else pyr
sprintf(retry, "(/bin/sleep 2;/etc/lpc abort %s;/bin/sleep 2;/etc/lpc start %s)&",
# endif pyr
#endif sun
printer, printer);
system(retry);
exit(lpd_REPRINT);
}
}
pstatus(status.StatusStr);
}
/* END MODULE */
/* MODULE: getbuf EXPORTS(initgetbuf, getbuf) IMPORTS() */
/*
* handle reads from file/pipe
*
*/
static int gb_bc = 0, gb_stage = -1;
static char *gb_bp;
static char *gb_eofstr = "%%EOF\n";
initgetbuf()
{
gb_bc = 0;
gb_stage = -1;
}
/*
* do a read, but don't let it hangup protocol if the read is blocking
*
*/
private
dosread(fd, buf, length, nodata)
int fd;
char *buf;
int length;
int *nodata;
{
int rdy;
struct timeval t;
gfd_set aset;
int j;
t.tv_sec = 0;
t.tv_usec = 250; /* 1/4 second? */
FD_ZERO(&aset);
FD_SET(fd, &aset);
rdy = -1, j = 0;
*nodata = FALSE;
while (rdy <= 0 && j < 4) {
FD_SET(fd, &aset);
rdy = select(fd+1, &aset, 0, 0, &t);
if (rdy > 0)
break;
abSleep(1, TRUE);
j++;
}
if (rdy <= 0) {
*nodata = TRUE;
return(0);
}
return(read(fd, buf, length));
}
/*
* Get a buffer looking for "%%EOF" at the start of a line if dostruct is set
* otherwise just return a buffer
*
*/
getbuf(fd, buf, maxbufsiz, bstart, doeof)
int fd;
char *buf;
int maxbufsiz;
char **bstart;
int *doeof;
{
register char *p;
register int c;
int i, j, nodata;
if (!dostruct) {
i = dosread(fd, buf, maxbufsiz, &nodata);
if (nodata)
return(i);
if (i <= 0)
*doeof = TRUE;
if (strip_control_d) {
/* dangerous, but may be necessary in some cases */
for (p = buf, j = 0 ; j < i; j++)
if (*p == '\004')
*p = '\n';
}
return(i);
}
*doeof = FALSE;
if (gb_bc <= 0) {
/* feed in previously read here: maybe backup this way? */
if ((gb_bc = dosread(fd, buf, maxbufsiz, &nodata)) <= 0) {
if (nodata)
return(gb_bc);
*doeof = TRUE;
return(gb_bc);
}
gb_bp = buf;
}
/* scan gb_stage */
for (p = gb_bp, i = 0; i < gb_bc; i++, p++) {
if (strip_control_d) {
if (*p == '\004')
*p = '\n';
}
if (gb_stage < 0) {
if (*p == '\r' || *p == '\n')
gb_stage = 0;
} else {
c = (*p == '\r') ? '\n' : *p;
if (c == gb_eofstr[gb_stage]) {
gb_stage++;
if (gb_eofstr[gb_stage] == '\0') {
p++;
i++;
*doeof = TRUE;
gb_stage = -1;
break;
}
} else gb_stage = -1;
}
}
*bstart = gb_bp;
if (i != gb_bc)
i++; /* okay, have offset to convert to count */
gb_bp = p;
gb_bc -= i; /* decrement by count */
return(i); /* return count */
}
/* END MODULE: getbuf */
/* MODULE: handleread EXPORTS(inithandleread,handleread) */
/* IMPORTS() */
private int hr_rcomp = noErr;
private int hr_rlen = 0;
private char hr_rbuf[R_BUFMAX+10];
private int hr_eof = 0;
inithandleread()
{
hr_rcomp = noErr;
hr_rlen = 0;
hr_eof = 0;
}
/*
* handle the papread
* return: -1 paperr
* 0 ok
* 1 eof
*/
handleread(cno)
{
int paperr;
if (hr_rcomp > 0)
return(0);
switch (hr_rcomp) {
case noErr:
break;
default:
log_e("papif: handleread: PAPRead error %d\n", hr_rcomp);
return(-1);
}
hr_rbuf[hr_rlen] = '\0';
if (hr_rlen) {
log_r("%s", hr_rbuf);
}
if (hr_eof) {
return(1);
}
paperr = PAPRead(cno, hr_rbuf, &hr_rlen, &hr_eof, &hr_rcomp);
switch (paperr) {
case noErr:
break;
default:
log_e("papif: handleread: PAPRead error %d\n", paperr);
return(-1);
}
return(0);
}
/* END MODULE: handleread */
/* BEGIN MODULE: log EXPORTS(log,joboutput) */
/*
* Setup this so we can be smarter about errors in future
* logging level are setup as: i - information, w - warning
* e - error, r - return from laserwriter, and d - for debugging
*
*/
private FILE *jobout;
#ifndef USEVPRINTF
/* Bletch - gotta do it because pyramids don't work the other way */
/* (using _doprnt and &args) and don't have vprintf */
/* of course, there will be something that is just one arg larger :-) */
/* VARARGS1 */
dolog(fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af)
char *fmt;
#else
dolog(va_alist)
va_dcl
#endif
{
#ifdef USEVPRINTF
register char *fmt;
va_list args;
va_start(args);
fmt = va_arg(args, char *);
if (jobout)
vfprintf(jobout, fmt, args);
vfprintf(stderr, fmt, args);
va_end(args);
#else
/*
* Keep buffers flushed to avoid double-output after fork();
*/
if (jobout) {
fprintf(jobout, fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af);
fflush(jobout);
}
fprintf(stderr, fmt, a1,a2,a3,a4,a5,a6,a7,a8,a9,aa,ab,ac,ad,ae,af);
fflush(stderr);
#endif
}
/*
* Open the jobout file if possible - used for lp model
*
*/
joboutput(filename)
char *filename;
{
#ifdef RUTGERS
if ((jobout = fopen(filename, "a"))) {
#else RUTGERS
if ((jobout = fopen(filename, "w"))) {
#endif
/* put a return at the start */
putc('\n', jobout);
}
}
/* END MODULE: log */
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