static void
hrPrinter_get_OS_entries(void)
{
int status, more;
struct printer myprinter, *pp = &myprinter;
init_printer(pp);
HRDBG("---->Getting printers .....");
more = firstprinter(pp, &status);
if (status)
goto errloop;
while (more) {
do {
HRDBG("---->Got printer %s", pp->printer);
handle_printer(pp);
more = nextprinter(pp, &status);
errloop:
if (status)
syslog(LOG_WARNING,
"hrPrinterTable: printcap entry for %s "
"has errors, skipping",
pp->printer ? pp->printer : "<noname?>");
} while (more && status);
}
lastprinter();
printer_tick = this_tick;
}
/*
* Make a pass through the printcap database and start printing any
* files left from the last time the machine went down.
*/
static void
startup(void)
{
int pid, status, more;
struct printer myprinter, *pp = &myprinter;
more = firstprinter(pp, &status);
if (status)
goto errloop;
while (more) {
if (ckqueue(pp) <= 0) {
goto next;
}
if (lflag)
syslog(LOG_INFO, "lpd startup: work for %s",
pp->printer);
if ((pid = fork()) < 0) {
syslog(LOG_WARNING, "lpd startup: cannot fork for %s",
pp->printer);
mcleanup(0);
}
if (pid == 0) {
lastprinter();
printjob(pp);
/* NOTREACHED */
}
do {
next:
more = nextprinter(pp, &status);
errloop:
if (status)
syslog(LOG_WARNING,
"lpd startup: printcap entry for %s has errors, skipping",
pp->printer ? pp->printer : "<noname?>");
} while (more && status);
}
}
int
main(int argc, char **argv)
{
int ch, aflag, lflag;
const char *printer;
struct printer myprinter, *pp = &myprinter;
printer = NULL;
euid = geteuid();
uid = getuid();
seteuid(uid);
progname = *argv;
if (gethostname(local_host, sizeof(local_host)))
err(1, "gethostname");
openlog("lpd", 0, LOG_LPR);
aflag = lflag = 0;
while ((ch = getopt(argc, argv, "alP:")) != -1)
switch((char)ch) {
case 'a':
++aflag;
break;
case 'l': /* long output */
++lflag;
break;
case 'P': /* printer name */
printer = optarg;
break;
case '?':
default:
usage();
}
if (!aflag && printer == NULL && (printer = getenv("PRINTER")) == NULL)
printer = DEFLP;
for (argc -= optind, argv += optind; argc; --argc, ++argv)
if (isdigit(argv[0][0])) {
if (requests >= MAXREQUESTS)
fatal(0, "too many requests");
requ[requests++] = atoi(*argv);
}
else {
if (users >= MAXUSERS)
fatal(0, "too many users");
user[users++] = *argv;
}
if (aflag) {
int more, status;
more = firstprinter(pp, &status);
if (status)
goto looperr;
while (more) {
if (ckqueue(pp) > 0) {
printf("%s:\n", pp->printer);
displayq(pp, lflag);
printf("\n");
}
do {
more = nextprinter(pp, &status);
looperr:
switch (status) {
case PCAPERR_TCOPEN:
printf("warning: %s: unresolved "
"tc= reference(s) ",
pp->printer);
case PCAPERR_SUCCESS:
break;
default:
fatal(pp, "%s", pcaperr(status));
}
} while (more && status);
}
} else {
int status;
init_printer(pp);
status = getprintcap(printer, pp);
if (status < 0)
fatal(pp, "%s", pcaperr(status));
displayq(pp, lflag);
}
exit(0);
}
void
generic(void (*specificrtn)(struct printer *_pp), int cmdopts,
void (*initrtn)(int _argc, char *_argv[]), int argc, char *argv[])
{
int cmdstatus, more, targc;
struct printer myprinter, *pp;
char **margv, **targv;
if (argc == 1) {
/*
* Usage needs a special case for 'down': The user must
* either include `-msg', or only the first parameter
* that they give will be processed as a printer name.
*/
printf("usage: %s {all | printer ...}", argv[0]);
if (strcmp(argv[0], "down") == 0) {
printf(" -msg [<text> ...]\n");
printf(" or: down {all | printer} [<text> ...]");
} else if (cmdopts & LPC_MSGOPT)
printf(" [-msg <text> ...]");
printf("\n");
return;
}
/* The first argument is the command name. */
generic_cmdname = *argv++;
argc--;
/*
* The initialization routine for a command might set a generic
* "wrapup" routine, which should be called after processing all
* the printers in the command. This might print summary info.
*
* Note that the initialization routine may also parse (and
* nullify) some of the parameters given on the command, leaving
* only the parameters which have to do with printer names.
*/
pp = &myprinter;
generic_wrapup = NULL;
generic_qselect = QSEL_UNKNOWN;
cmdstatus = 0;
/* this just needs to be a distinct value of type 'char *' */
if (generic_nullarg == NULL)
generic_nullarg = strdup("");
/*
* Some commands accept a -msg argument, which indicates that
* all remaining arguments should be combined into a string.
*/
generic_msg = NULL;
if (cmdopts & LPC_MSGOPT) {
targc = argc;
targv = argv;
for (; targc > 0; targc--, targv++) {
if (strcmp(*targv, "-msg") == 0) {
argc -= targc;
generic_msg = args2line(targc - 1, targv + 1);
break;
}
}
}
/* call initialization routine, if there is one for this cmd */
if (initrtn != NULL) {
generic_initerr = 0;
(*initrtn)(argc, argv);
if (generic_initerr)
return;
/*
* The initrtn may have null'ed out some of the parameters.
* Compact the parameter list to remove those nulls, and
* correct the arg-count.
*/
targc = argc;
targv = argv;
margv = argv;
argc = 0;
for (; targc > 0; targc--, targv++) {
if (*targv != generic_nullarg) {
if (targv != margv)
*margv = *targv;
margv++;
argc++;
}
}
}
if (argc == 1 && strcmp(*argv, "all") == 0) {
generic_qselect = QSEL_ALL;
more = firstprinter(pp, &cmdstatus);
if (cmdstatus)
goto looperr;
while (more) {
(*specificrtn)(pp);
do {
more = nextprinter(pp, &cmdstatus);
looperr:
switch (cmdstatus) {
case PCAPERR_TCOPEN:
printf("warning: %s: unresolved "
"tc= reference(s) ",
pp->printer);
case PCAPERR_SUCCESS:
break;
default:
fatal(pp, "%s", pcaperr(cmdstatus));
}
} while (more && cmdstatus);
}
goto wrapup;
}
generic_qselect = QSEL_BYNAME; /* specifically-named ptrs */
for (; argc > 0; argc--, argv++) {
init_printer(pp);
cmdstatus = getprintcap(*argv, pp);
switch (cmdstatus) {
default:
fatal(pp, "%s", pcaperr(cmdstatus));
case PCAPERR_NOTFOUND:
printf("unknown printer %s\n", *argv);
continue;
case PCAPERR_TCOPEN:
printf("warning: %s: unresolved tc= reference(s)\n",
*argv);
break;
case PCAPERR_SUCCESS:
break;
}
(*specificrtn)(pp);
}
wrapup:
if (generic_wrapup) {
(*generic_wrapup)(cmdstatus);
}
free_printer(pp);
if (generic_msg)
free(generic_msg);
}
