diff options
Diffstat (limited to 'usr.sbin/lpr/lpc/movejobs.c')
| -rw-r--r-- | usr.sbin/lpr/lpc/movejobs.c | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/usr.sbin/lpr/lpc/movejobs.c b/usr.sbin/lpr/lpc/movejobs.c deleted file mode 100644 index 60c9b38..0000000 --- a/usr.sbin/lpr/lpc/movejobs.c +++ /dev/null @@ -1,270 +0,0 @@ -/* - * ------+---------+---------+---------+---------+---------+---------+---------* - * Copyright (c) 2002 - Garance Alistair Drosehn <gad@FreeBSD.org>. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The views and conclusions contained in the software and documentation - * are those of the authors and should not be interpreted as representing - * official policies, either expressed or implied, of the FreeBSD Project - * or FreeBSD, Inc. - * - * ------+---------+---------+---------+---------+---------+---------+---------* - */ - -#include "lp.cdefs.h" /* A cross-platform version of <sys/cdefs.h> */ -__FBSDID("$FreeBSD$"); - -/* - * movejobs.c - The lpc commands which move jobs around. - */ - -#include <sys/file.h> -#include <sys/param.h> -#include <sys/queue.h> -#include <sys/time.h> -#include <sys/stat.h> - -#include <ctype.h> -#include <dirent.h> /* just for MAXNAMLEN, for job_cfname in lp.h! */ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include "lp.h" -#include "lpc.h" -#include "matchjobs.h" -#include "extern.h" - -/* Values for origcmd in tqbq_common() */ -#define IS_TOPQ 1 -#define IS_BOTQ 2 - -static int process_jobs(int _argc, char *_argv[], process_jqe - _process_rtn, void *myinfo); -static process_jqe touch_jqe; -static void tqbq_common(int _argc, char *_argv[], int _origcmd); - -/* - * isdigit is defined to work on an 'int', in the range 0 to 255, plus EOF. - * Define a wrapper which can take 'char', either signed or unsigned. - */ -#define isdigitch(Anychar) isdigit(((int) Anychar) & 255) - -struct touchjqe_info { /* for topq/bottomq */ - time_t newtime; -}; - -static int nitems; -static struct jobqueue **queue; - -/* - * Process all the jobs, as specified by the user. - */ -static int -process_jobs(int argc, char *argv[], process_jqe process_rtn, void *myinfo) -{ - struct jobspec_hdr jobs_wanted; - int i, matchcnt, pjres; - - STAILQ_INIT(&jobs_wanted); - for (i = 0; i < argc; i++) { - pjres = parse_jobspec(argv[i], &jobs_wanted); - if (pjres == 0) { - printf("\tinvalid job specifier: %s\n", argv[i]); - continue; - } - } - matchcnt = scanq_jobspec(nitems, queue, SCQ_JSORDER, &jobs_wanted, - process_rtn, myinfo); - - free_jobspec(&jobs_wanted); - return (matchcnt); -} - -/* - * Reposition the job by changing the modification time of the - * control file. - */ -static int -touch_jqe(void *myinfo, struct jobqueue *jq, struct jobspec *jspec) -{ - struct timeval tvp[2]; - struct touchjqe_info *touch_info; - int ret; - - /* - * If the entire queue has been scanned for the current jobspec, - * then let the user know if there were no jobs matched by that - * specification. - */ - if (jq == NULL) { - if (jspec->matchcnt == 0) { - format_jobspec(jspec, FMTJS_VERBOSE); - if (jspec->pluralfmt) - printf("\tjobs %s are not in the queue\n", - jspec->fmtoutput); - else - printf("\tjob %s is not in the queue\n", - jspec->fmtoutput); - } - return (1); - } - - /* - * Do a little juggling with "matched" vs "processed", so a single - * job can be matched by multiple specifications, and yet it will - * be moved only once. This is so, eg, 'topq lp 7 7' will not - * complain "job 7 is not in queue" for the second specification. - */ - jq->job_matched = 0; - if (jq->job_processed) { - printf("\tmoved %s earlier\n", jq->job_cfname); - return (1); - } - jq->job_processed = 1; - - touch_info = myinfo; - tvp[0].tv_sec = tvp[1].tv_sec = ++touch_info->newtime; - tvp[0].tv_usec = tvp[1].tv_usec = 0; - seteuid(euid); - ret = utimes(jq->job_cfname, tvp); - seteuid(uid); - - if (ret == 0) { - if (jspec->matcheduser) - printf("\tmoved %s (user %s)\n", jq->job_cfname, - jspec->matcheduser); - else - printf("\tmoved %s\n", jq->job_cfname); - } - return (ret); -} - -/* - * Put the specified jobs at the bottom of printer queue. - */ -void -bottomq_cmd(int argc, char *argv[]) -{ - - if (argc < 3) { - printf("usage: bottomq printer [jobspec ...]\n"); - return; - } - --argc; /* First argv was the command name */ - ++argv; - - tqbq_common(argc, argv, IS_BOTQ); -} - -/* - * Put the specified jobs at the top of printer queue. - */ -void -topq_cmd(int argc, char *argv[]) -{ - - if (argc < 3) { - printf("usage: topq printer [jobspec ...]\n"); - return; - } - --argc; /* First argv was the command name */ - ++argv; - - tqbq_common(argc, argv, IS_TOPQ); -} - -/* - * Processing in common between topq and bottomq commands. - */ -void -tqbq_common(int argc, char *argv[], int origcmd) -{ - struct printer myprinter, *pp; - struct touchjqe_info touch_info; - int i, movecnt, setres; - - pp = setup_myprinter(*argv, &myprinter, SUMP_CHDIR_SD); - if (pp == NULL) - return; - --argc; /* Second argv was the printer name */ - ++argv; - - nitems = getq(pp, &queue); - if (nitems == 0) { - printf("\tthere are no jobs in the queue\n"); - free_printer(pp); - return; - } - - /* - * The only real difference between topq and bottomq is the - * initial value used for newtime. - */ - switch (origcmd) { - case IS_BOTQ: - /* - * When moving jobs to the bottom of the queue, pick a - * starting value which is one second after the last job - * in the queue. - */ - touch_info.newtime = queue[nitems - 1]->job_time + 1; - break; - case IS_TOPQ: - /* - * When moving jobs to the top of the queue, the greatest - * number of jobs which could be moved is all the jobs - * that are in the queue. Pick a starting value which - * leaves plenty of room for all existing jobs. - */ - touch_info.newtime = queue[0]->job_time - nitems - 5; - break; - default: - printf("\ninternal error in topq/bottomq processing.\n"); - return; - } - - movecnt = process_jobs(argc, argv, touch_jqe, &touch_info); - - /* - * If any jobs were moved, then chmod the lock file to notify any - * active process for this queue that the queue has changed, so - * it will rescan the queue to find out the new job order. - */ - if (movecnt == 0) - printf("\tqueue order unchanged\n"); - else { - setres = set_qstate(SQS_QCHANGED, pp->lock_file); - if (setres < 0) - printf("\t* queue order changed for %s, but the\n" - "\t* attempt to set_qstate() failed [%d]!\n", - pp->printer, setres); - } - - for (i = 0; i < nitems; i++) - free(queue[i]); - free(queue); - free_printer(pp); -} - |
