Commit | Line | Data |
---|---|---|
5f84f8f0 | 1 | #ifndef lint |
81965073 | 2 | static char sccsid[] = "@(#)printjob.c 4.19 (Berkeley) %G%"; |
5f84f8f0 SL |
3 | #endif |
4 | ||
df7d5679 RC |
5 | /* |
6 | * printjob -- print jobs in the queue. | |
7 | * | |
8 | * NOTE: the lock file is used to pass information to lpq and lprm. | |
9 | * it does not need to be removed because file locks are dynamic. | |
10 | */ | |
11 | ||
12 | #include "lp.h" | |
13 | ||
47f0387b RC |
14 | #define DORETURN 0 /* absorb fork error */ |
15 | #define DOABORT 1 /* abort if dofork fails */ | |
16 | ||
17 | char title[80]; /* ``pr'' title */ | |
18 | FILE *cfp; /* control file */ | |
19 | int pfd; /* printer file descriptor */ | |
20 | int ofd; /* output filter file descriptor */ | |
21 | int lfd; /* lock file descriptor */ | |
22 | int pid; /* pid of lpd process */ | |
23 | int prchild; /* id of pr process */ | |
24 | int child; /* id of any filters */ | |
25 | int ofilter; /* id of output filter, if any */ | |
26 | int tof; /* true if at top of form */ | |
27 | int remote; /* true if sending files to remote */ | |
28 | ||
29 | char fromhost[32]; /* user's host machine */ | |
30 | char logname[32]; /* user's login name */ | |
31 | char jobname[100]; /* job or file name */ | |
32 | char class[32]; /* classification field */ | |
33 | char width[10] = "-w"; /* page width in characters */ | |
34 | char length[10] = "-l"; /* page length in lines */ | |
35 | char pxwidth[10] = "-x"; /* page width in pixels */ | |
36 | char pxlength[10] = "-y"; /* page length in pixels */ | |
37 | char indent[10] = "-i0"; /* indentation size in characters */ | |
38 | char tmpfile[] = "errsXXXXXX"; /* file name for filter output */ | |
df7d5679 RC |
39 | |
40 | printjob() | |
41 | { | |
42 | struct stat stb; | |
43 | register struct queue *q, **qp; | |
44 | struct queue **queue; | |
45 | register int i, nitems; | |
46 | long pidoff; | |
47f0387b RC |
47 | int count = 0; |
48 | extern int abortpr(); | |
df7d5679 | 49 | |
df7d5679 | 50 | init(); /* set up capabilities */ |
8fed920b | 51 | (void) write(1, "", 1); /* ack that daemon is started */ |
47f0387b | 52 | setgid(getegid()); |
88f026f7 | 53 | pid = getpid(); /* for use with lprm */ |
df7d5679 | 54 | setpgrp(0, pid); |
47f0387b RC |
55 | signal(SIGHUP, abortpr); |
56 | signal(SIGINT, abortpr); | |
57 | signal(SIGQUIT, abortpr); | |
58 | signal(SIGTERM, abortpr); | |
df7d5679 | 59 | |
fbd83c9f RC |
60 | (void) mktemp(tmpfile); |
61 | ||
df7d5679 RC |
62 | /* |
63 | * uses short form file names | |
64 | */ | |
65 | if (chdir(SD) < 0) { | |
47f0387b | 66 | syslog(LOG_ERR, "%s: %m", SD); |
df7d5679 RC |
67 | exit(1); |
68 | } | |
88f026f7 RC |
69 | if (stat(LO, &stb) == 0 && (stb.st_mode & 0100)) |
70 | exit(0); /* printing disabled */ | |
845f1693 | 71 | lfd = open(LO, O_WRONLY|O_CREAT, 0644); |
c6d1c018 | 72 | if (lfd < 0) { |
47f0387b | 73 | syslog(LOG_ERR, "%s: %s: %m", printer, LO); |
c6d1c018 RC |
74 | exit(1); |
75 | } | |
76 | if (flock(lfd, LOCK_EX|LOCK_NB) < 0) { | |
df7d5679 RC |
77 | if (errno == EWOULDBLOCK) /* active deamon present */ |
78 | exit(0); | |
47f0387b | 79 | syslog(LOG_ERR, "%s: %s: %m", printer, LO); |
df7d5679 RC |
80 | exit(1); |
81 | } | |
adec4d9e | 82 | ftruncate(lfd, 0); |
df7d5679 RC |
83 | /* |
84 | * write process id for others to know | |
85 | */ | |
86 | sprintf(line, "%u\n", pid); | |
87 | pidoff = i = strlen(line); | |
88f026f7 | 88 | if (write(lfd, line, i) != i) { |
47f0387b | 89 | syslog(LOG_ERR, "%s: %s: %m", printer, LO); |
df7d5679 RC |
90 | exit(1); |
91 | } | |
df7d5679 RC |
92 | /* |
93 | * search the spool directory for work and sort by queue order. | |
94 | */ | |
df7d5679 | 95 | if ((nitems = getq(&queue)) < 0) { |
47f0387b | 96 | syslog(LOG_ERR, "%s: can't scan %s", printer, SD); |
df7d5679 RC |
97 | exit(1); |
98 | } | |
88f026f7 | 99 | if (nitems == 0) /* no work to do */ |
df7d5679 | 100 | exit(0); |
c6d1c018 RC |
101 | if (stb.st_mode & 01) { /* reset queue flag */ |
102 | if (fchmod(lfd, stb.st_mode & 0776) < 0) | |
47f0387b | 103 | syslog(LOG_ERR, "%s: %s: %m", printer, LO); |
c6d1c018 | 104 | } |
88f026f7 RC |
105 | openpr(); /* open printer or remote */ |
106 | again: | |
df7d5679 RC |
107 | /* |
108 | * we found something to do now do it -- | |
109 | * write the name of the current control file into the lock file | |
110 | * so the spool queue program can tell what we're working on | |
111 | */ | |
112 | for (qp = queue; nitems--; free((char *) q)) { | |
113 | q = *qp++; | |
114 | if (stat(q->q_name, &stb) < 0) | |
115 | continue; | |
88f026f7 | 116 | restart: |
df7d5679 RC |
117 | (void) lseek(lfd, pidoff, 0); |
118 | (void) sprintf(line, "%s\n", q->q_name); | |
119 | i = strlen(line); | |
120 | if (write(lfd, line, i) != i) | |
47f0387b | 121 | syslog(LOG_ERR, "%s: %s: %m", printer, LO); |
df7d5679 RC |
122 | if (!remote) |
123 | i = printit(q->q_name); | |
124 | else | |
125 | i = sendit(q->q_name); | |
88f026f7 | 126 | /* |
c6d1c018 RC |
127 | * Check to see if we are supposed to stop printing or |
128 | * if we are to rebuild the queue. | |
88f026f7 | 129 | */ |
c6d1c018 | 130 | if (fstat(lfd, &stb) == 0) { |
47f0387b | 131 | /* stop printing before starting next job? */ |
c6d1c018 RC |
132 | if (stb.st_mode & 0100) |
133 | goto done; | |
47f0387b | 134 | /* rebuild queue (after lpc topq) */ |
c6d1c018 RC |
135 | if (stb.st_mode & 01) { |
136 | for (free((char *) q); nitems--; free((char *) q)) | |
137 | q = *qp++; | |
138 | if (fchmod(lfd, stb.st_mode & 0776) < 0) | |
47f0387b RC |
139 | syslog(LOG_WARNING, "%s: %s: %m", |
140 | printer, LO); | |
c6d1c018 RC |
141 | break; |
142 | } | |
143 | } | |
845f1693 RC |
144 | if (i == 0) /* file ok and printed */ |
145 | count++; | |
146 | else if (i > 0) { /* try reprinting the job */ | |
47f0387b | 147 | syslog(LOG_INFO, "restarting %s", printer); |
df7d5679 RC |
148 | if (ofilter > 0) { |
149 | kill(ofilter, SIGCONT); /* to be sure */ | |
150 | (void) close(ofd); | |
151 | while ((i = wait(0)) > 0 && i != ofilter) | |
152 | ; | |
153 | ofilter = 0; | |
154 | } | |
88f026f7 | 155 | (void) close(pfd); /* close printer */ |
fbd83c9f | 156 | if (ftruncate(lfd, pidoff) < 0) |
47f0387b | 157 | syslog(LOG_WARNING, "%s: %s: %m", printer, LO); |
88f026f7 | 158 | openpr(); /* try to reopen printer */ |
df7d5679 RC |
159 | goto restart; |
160 | } | |
161 | } | |
162 | free((char *) queue); | |
88f026f7 RC |
163 | /* |
164 | * search the spool directory for more work. | |
165 | */ | |
166 | if ((nitems = getq(&queue)) < 0) { | |
47f0387b | 167 | syslog(LOG_ERR, "%s: can't scan %s", printer, SD); |
88f026f7 RC |
168 | exit(1); |
169 | } | |
170 | if (nitems == 0) { /* no more work to do */ | |
171 | done: | |
845f1693 RC |
172 | if (count > 0) { /* Files actually printed */ |
173 | if (!SF && !tof) | |
174 | (void) write(ofd, FF, strlen(FF)); | |
175 | if (TR != NULL) /* output trailer */ | |
176 | (void) write(ofd, TR, strlen(TR)); | |
177 | } | |
fbd83c9f | 178 | (void) unlink(tmpfile); |
88f026f7 RC |
179 | exit(0); |
180 | } | |
df7d5679 RC |
181 | goto again; |
182 | } | |
183 | ||
184 | char fonts[4][50]; /* fonts for troff */ | |
185 | ||
47f0387b | 186 | char ifonts[4][18] = { |
df7d5679 RC |
187 | "/usr/lib/vfont/R", |
188 | "/usr/lib/vfont/I", | |
189 | "/usr/lib/vfont/B", | |
190 | "/usr/lib/vfont/S" | |
191 | }; | |
192 | ||
193 | /* | |
194 | * The remaining part is the reading of the control file (cf) | |
195 | * and performing the various actions. | |
196 | * Returns 0 if everthing was OK, 1 if we should try to reprint the job and | |
197 | * -1 if a non-recoverable error occured. | |
198 | */ | |
199 | printit(file) | |
200 | char *file; | |
201 | { | |
202 | register int i; | |
203 | int bombed = 0; | |
204 | ||
205 | /* | |
206 | * open control file | |
207 | */ | |
208 | if ((cfp = fopen(file, "r")) == NULL) { | |
47f0387b | 209 | syslog(LOG_INFO, "%s: %s: %m", printer, file); |
df7d5679 RC |
210 | return(0); |
211 | } | |
212 | /* | |
213 | * Reset troff fonts. | |
214 | */ | |
215 | for (i = 0; i < 4; i++) | |
216 | strcpy(fonts[i], ifonts[i]); | |
217 | ||
218 | /* | |
219 | * read the control file for work to do | |
220 | * | |
221 | * file format -- first character in the line is a command | |
222 | * rest of the line is the argument. | |
223 | * valid commands are: | |
224 | * | |
225 | * J -- "job name" on banner page | |
226 | * C -- "class name" on banner page | |
227 | * L -- "literal" user's name to print on banner | |
228 | * T -- "title" for pr | |
229 | * H -- "host name" of machine where lpr was done | |
230 | * P -- "person" user's login name | |
6bd17dac | 231 | * I -- "indent" amount to indent output |
df7d5679 RC |
232 | * f -- "file name" name of text file to print |
233 | * l -- "file name" text file with control chars | |
234 | * p -- "file name" text file to print with pr(1) | |
235 | * t -- "file name" troff(1) file to print | |
a4f59913 | 236 | * n -- "file name" ditroff(1) file to print |
df7d5679 RC |
237 | * d -- "file name" dvi file to print |
238 | * g -- "file name" plot(1G) file to print | |
239 | * v -- "file name" plain raster file to print | |
240 | * c -- "file name" cifplot file to print | |
241 | * 1 -- "R font file" for troff | |
242 | * 2 -- "I font file" for troff | |
243 | * 3 -- "B font file" for troff | |
244 | * 4 -- "S font file" for troff | |
245 | * N -- "name" of file (used by lpq) | |
246 | * U -- "unlink" name of file to remove | |
247 | * (after we print it. (Pass 2 only)). | |
248 | * M -- "mail" to user when done printing | |
249 | * | |
250 | * getline reads a line and expands tabs to blanks | |
251 | */ | |
252 | ||
253 | /* pass 1 */ | |
254 | ||
255 | while (getline(cfp)) | |
256 | switch (line[0]) { | |
257 | case 'H': | |
845f1693 | 258 | strcpy(fromhost, line+1); |
df7d5679 | 259 | if (class[0] == '\0') |
731697c1 | 260 | strncpy(class, line+1, sizeof(class)-1); |
df7d5679 RC |
261 | continue; |
262 | ||
263 | case 'P': | |
731697c1 | 264 | strncpy(logname, line+1, sizeof(logname)-1); |
88f026f7 RC |
265 | if (RS) { /* restricted */ |
266 | if (getpwnam(logname) == (struct passwd *)0) { | |
267 | bombed = 2; | |
fbd83c9f | 268 | sendmail(line+1, bombed); |
88f026f7 RC |
269 | goto pass2; |
270 | } | |
271 | } | |
df7d5679 RC |
272 | continue; |
273 | ||
274 | case 'J': | |
275 | if (line[1] != '\0') | |
731697c1 | 276 | strncpy(jobname, line+1, sizeof(jobname)-1); |
df7d5679 RC |
277 | else |
278 | strcpy(jobname, " "); | |
279 | continue; | |
280 | ||
281 | case 'C': | |
282 | if (line[1] != '\0') | |
731697c1 | 283 | strncpy(class, line+1, sizeof(class)-1); |
df7d5679 | 284 | else if (class[0] == '\0') |
fbd83c9f | 285 | gethostname(class, sizeof(class)); |
df7d5679 RC |
286 | continue; |
287 | ||
288 | case 'T': /* header title for pr */ | |
731697c1 | 289 | strncpy(title, line+1, sizeof(title)-1); |
df7d5679 RC |
290 | continue; |
291 | ||
292 | case 'L': /* identification line */ | |
293 | if (!SH) | |
294 | banner(line+1, jobname); | |
295 | continue; | |
296 | ||
297 | case '1': /* troff fonts */ | |
298 | case '2': | |
299 | case '3': | |
300 | case '4': | |
301 | if (line[1] != '\0') | |
302 | strcpy(fonts[line[0]-'1'], line+1); | |
303 | continue; | |
304 | ||
305 | case 'W': /* page width */ | |
731697c1 | 306 | strncpy(width+2, line+1, sizeof(width)-3); |
df7d5679 RC |
307 | continue; |
308 | ||
6bd17dac | 309 | case 'I': /* indent amount */ |
731697c1 | 310 | strncpy(indent+2, line+1, sizeof(indent)-3); |
6bd17dac RC |
311 | continue; |
312 | ||
df7d5679 | 313 | default: /* some file to print */ |
fbd83c9f RC |
314 | switch (i = print(line[0], line+1)) { |
315 | case -1: | |
316 | if (!bombed) | |
317 | bombed = 1; | |
318 | break; | |
319 | case 1: | |
df7d5679 RC |
320 | (void) fclose(cfp); |
321 | return(1); | |
fbd83c9f RC |
322 | case 2: |
323 | bombed = 3; | |
324 | sendmail(logname, bombed); | |
325 | } | |
df7d5679 RC |
326 | title[0] = '\0'; |
327 | continue; | |
328 | ||
df7d5679 RC |
329 | case 'N': |
330 | case 'U': | |
331 | case 'M': | |
332 | continue; | |
333 | } | |
334 | ||
335 | /* pass 2 */ | |
336 | ||
88f026f7 | 337 | pass2: |
df7d5679 RC |
338 | fseek(cfp, 0L, 0); |
339 | while (getline(cfp)) | |
340 | switch (line[0]) { | |
341 | case 'M': | |
fbd83c9f RC |
342 | if (bombed < 2) /* already sent if >= 2 */ |
343 | sendmail(line+1, bombed); | |
df7d5679 RC |
344 | continue; |
345 | ||
346 | case 'U': | |
347 | (void) unlink(line+1); | |
348 | } | |
349 | /* | |
fbd83c9f | 350 | * clean-up in case another control file exists |
df7d5679 RC |
351 | */ |
352 | (void) fclose(cfp); | |
353 | (void) unlink(file); | |
845f1693 | 354 | return(bombed ? -1 : 0); |
df7d5679 RC |
355 | } |
356 | ||
357 | /* | |
358 | * Print a file. | |
a4f59913 | 359 | * Set up the chain [ PR [ | {IF, OF} ] ] or {IF, RF, TF, NF, DF, CF, VF}. |
fbd83c9f RC |
360 | * Return -1 if a non-recoverable error occured, |
361 | * 2 if the filter detected some errors (but printed the job anyway), | |
362 | * 1 if we should try to reprint this job and | |
df7d5679 RC |
363 | * 0 if all is well. |
364 | * Note: all filters take stdin as the file, stdout as the printer, | |
365 | * stderr as the log file, and must not ignore SIGINT. | |
366 | */ | |
367 | print(format, file) | |
368 | int format; | |
369 | char *file; | |
370 | { | |
fbd83c9f | 371 | register int n; |
df7d5679 | 372 | register char *prog; |
fbd83c9f | 373 | int fi, fo; |
df7d5679 RC |
374 | char *av[15], buf[BUFSIZ]; |
375 | int pid, p[2], stopped = 0; | |
376 | union wait status; | |
377 | ||
47f0387b | 378 | if ((fi = open(file, O_RDONLY)) < 0) |
df7d5679 | 379 | return(-1); |
df7d5679 RC |
380 | if (!SF && !tof) { /* start on a fresh page */ |
381 | (void) write(ofd, FF, strlen(FF)); | |
382 | tof = 1; | |
383 | } | |
384 | if (IF == NULL && (format == 'f' || format == 'l')) { | |
385 | tof = 0; | |
386 | while ((n = read(fi, buf, BUFSIZ)) > 0) | |
387 | if (write(ofd, buf, n) != n) { | |
388 | (void) close(fi); | |
389 | return(1); | |
390 | } | |
391 | (void) close(fi); | |
392 | return(0); | |
393 | } | |
394 | switch (format) { | |
395 | case 'p': /* print file using 'pr' */ | |
396 | if (IF == NULL) { /* use output filter */ | |
397 | prog = PR; | |
398 | av[0] = "pr"; | |
399 | av[1] = width; | |
400 | av[2] = length; | |
401 | av[3] = "-h"; | |
402 | av[4] = *title ? title : " "; | |
403 | av[5] = 0; | |
404 | fo = ofd; | |
405 | goto start; | |
406 | } | |
407 | pipe(p); | |
408 | if ((prchild = dofork(DORETURN)) == 0) { /* child */ | |
409 | dup2(fi, 0); /* file is stdin */ | |
410 | dup2(p[1], 1); /* pipe is stdout */ | |
411 | for (n = 3; n < NOFILE; n++) | |
412 | (void) close(n); | |
413 | execl(PR, "pr", width, length, "-h", *title ? title : " ", 0); | |
47f0387b | 414 | syslog(LOG_ERR, "cannot execl %s", PR); |
df7d5679 RC |
415 | exit(2); |
416 | } | |
417 | (void) close(p[1]); /* close output side */ | |
418 | (void) close(fi); | |
419 | if (prchild < 0) { | |
420 | prchild = 0; | |
421 | (void) close(p[0]); | |
422 | return(-1); | |
423 | } | |
424 | fi = p[0]; /* use pipe for input */ | |
425 | case 'f': /* print plain text file */ | |
426 | prog = IF; | |
427 | av[1] = width; | |
428 | av[2] = length; | |
6bd17dac RC |
429 | av[3] = indent; |
430 | n = 4; | |
df7d5679 RC |
431 | break; |
432 | case 'l': /* like 'f' but pass control characters */ | |
433 | prog = IF; | |
62a109c4 | 434 | av[1] = "-c"; |
df7d5679 RC |
435 | av[2] = width; |
436 | av[3] = length; | |
6bd17dac RC |
437 | av[4] = indent; |
438 | n = 5; | |
df7d5679 | 439 | break; |
88f026f7 RC |
440 | case 'r': /* print a fortran text file */ |
441 | prog = RF; | |
442 | av[1] = width; | |
443 | av[2] = length; | |
444 | n = 3; | |
445 | break; | |
df7d5679 | 446 | case 't': /* print troff output */ |
a4f59913 | 447 | case 'n': /* print ditroff output */ |
88f026f7 | 448 | case 'd': /* print tex output */ |
df7d5679 | 449 | (void) unlink(".railmag"); |
88f026f7 | 450 | if ((fo = creat(".railmag", FILMOD)) < 0) { |
47f0387b | 451 | syslog(LOG_ERR, "%s: cannot create .railmag", printer); |
df7d5679 RC |
452 | (void) unlink(".railmag"); |
453 | } else { | |
454 | for (n = 0; n < 4; n++) { | |
455 | if (fonts[n][0] != '/') | |
456 | (void) write(fo, "/usr/lib/vfont/", 15); | |
457 | (void) write(fo, fonts[n], strlen(fonts[n])); | |
458 | (void) write(fo, "\n", 1); | |
459 | } | |
460 | (void) close(fo); | |
461 | } | |
a4f59913 | 462 | prog = (format == 't') ? TF : (format == 'n') ? NF : DF; |
88f026f7 RC |
463 | av[1] = pxwidth; |
464 | av[2] = pxlength; | |
465 | n = 3; | |
df7d5679 RC |
466 | break; |
467 | case 'c': /* print cifplot output */ | |
468 | prog = CF; | |
88f026f7 RC |
469 | av[1] = pxwidth; |
470 | av[2] = pxlength; | |
471 | n = 3; | |
df7d5679 RC |
472 | break; |
473 | case 'g': /* print plot(1G) output */ | |
474 | prog = GF; | |
88f026f7 RC |
475 | av[1] = pxwidth; |
476 | av[2] = pxlength; | |
477 | n = 3; | |
df7d5679 RC |
478 | break; |
479 | case 'v': /* print raster output */ | |
480 | prog = VF; | |
88f026f7 RC |
481 | av[1] = pxwidth; |
482 | av[2] = pxlength; | |
483 | n = 3; | |
df7d5679 RC |
484 | break; |
485 | default: | |
486 | (void) close(fi); | |
47f0387b RC |
487 | syslog(LOG_ERR, "%s: illegal format character '%c'", |
488 | printer, format); | |
df7d5679 RC |
489 | return(-1); |
490 | } | |
491 | if ((av[0] = rindex(prog, '/')) != NULL) | |
492 | av[0]++; | |
493 | else | |
494 | av[0] = prog; | |
495 | av[n++] = "-n"; | |
496 | av[n++] = logname; | |
497 | av[n++] = "-h"; | |
845f1693 | 498 | av[n++] = fromhost; |
df7d5679 RC |
499 | av[n++] = AF; |
500 | av[n] = 0; | |
501 | fo = pfd; | |
502 | if (ofilter > 0) { /* stop output filter */ | |
503 | write(ofd, "\031\1", 2); | |
504 | while ((pid = wait3(&status, WUNTRACED, 0)) > 0 && pid != ofilter) | |
505 | ; | |
506 | if (status.w_stopval != WSTOPPED) { | |
507 | (void) close(fi); | |
47f0387b RC |
508 | syslog(LOG_WARNING, "%s: output filter died (%d)", |
509 | printer, status.w_retcode); | |
df7d5679 RC |
510 | return(1); |
511 | } | |
512 | stopped++; | |
513 | } | |
514 | start: | |
515 | if ((child = dofork(DORETURN)) == 0) { /* child */ | |
516 | dup2(fi, 0); | |
517 | dup2(fo, 1); | |
fbd83c9f RC |
518 | n = open(tmpfile, O_WRONLY|O_CREAT, 0664); |
519 | if (n >= 0) | |
520 | dup2(n, 2); | |
df7d5679 RC |
521 | for (n = 3; n < NOFILE; n++) |
522 | (void) close(n); | |
523 | execv(prog, av); | |
47f0387b | 524 | syslog(LOG_ERR, "cannot execv %s", prog); |
df7d5679 RC |
525 | exit(2); |
526 | } | |
527 | (void) close(fi); | |
528 | if (child < 0) | |
529 | status.w_retcode = 100; | |
530 | else | |
531 | while ((pid = wait(&status)) > 0 && pid != child) | |
532 | ; | |
533 | child = 0; | |
534 | prchild = 0; | |
535 | if (stopped) { /* restart output filter */ | |
536 | if (kill(ofilter, SIGCONT) < 0) { | |
47f0387b | 537 | syslog(LOG_ERR, "cannot restart output filter"); |
df7d5679 RC |
538 | exit(1); |
539 | } | |
540 | } | |
541 | tof = 0; | |
fbd83c9f | 542 | if (!WIFEXITED(status)) { |
47f0387b RC |
543 | syslog(LOG_WARNING, "%s: Daemon filter '%c' terminated (%d)", |
544 | printer, format, status.w_termsig); | |
df7d5679 | 545 | return(-1); |
fbd83c9f | 546 | } else if (status.w_retcode > 2) { |
47f0387b RC |
547 | syslog(LOG_WARNING, "%s: Daemon filter '%c' exited (%d)", |
548 | printer, format, status.w_retcode); | |
fbd83c9f RC |
549 | return(-1); |
550 | } else if (status.w_retcode == 0) | |
551 | tof = 1; | |
552 | return(status.w_retcode); | |
df7d5679 RC |
553 | } |
554 | ||
555 | /* | |
556 | * Send the daemon control file (cf) and any data files. | |
557 | * Return -1 if a non-recoverable error occured, 1 if a recoverable error and | |
558 | * 0 if all is well. | |
559 | */ | |
560 | sendit(file) | |
561 | char *file; | |
562 | { | |
563 | register int linelen, err = 0; | |
564 | char last[132]; | |
565 | ||
566 | /* | |
567 | * open control file | |
568 | */ | |
47f0387b | 569 | if ((cfp = fopen(file, "r")) == NULL) |
df7d5679 | 570 | return(0); |
df7d5679 RC |
571 | /* |
572 | * read the control file for work to do | |
573 | * | |
574 | * file format -- first character in the line is a command | |
575 | * rest of the line is the argument. | |
576 | * commands of interest are: | |
577 | * | |
578 | * a-z -- "file name" name of file to print | |
579 | * U -- "unlink" name of file to remove | |
580 | * (after we print it. (Pass 2 only)). | |
581 | */ | |
582 | ||
583 | /* | |
584 | * pass 1 | |
585 | */ | |
586 | while (getline(cfp)) { | |
587 | again: | |
588 | if (line[0] >= 'a' && line[0] <= 'z') { | |
589 | strcpy(last, line); | |
590 | while (linelen = getline(cfp)) | |
591 | if (strcmp(last, line)) | |
592 | break; | |
593 | if ((err = sendfile('\3', last+1)) > 0) { | |
594 | (void) fclose(cfp); | |
595 | return(1); | |
596 | } else if (err) | |
597 | break; | |
598 | if (linelen) | |
599 | goto again; | |
600 | break; | |
601 | } | |
602 | } | |
603 | if (!err && sendfile('\2', file) > 0) { | |
604 | (void) fclose(cfp); | |
605 | return(1); | |
606 | } | |
607 | /* | |
608 | * pass 2 | |
609 | */ | |
610 | fseek(cfp, 0L, 0); | |
611 | while (getline(cfp)) | |
612 | if (line[0] == 'U') | |
613 | (void) unlink(line+1); | |
614 | /* | |
615 | * clean-up incase another control file exists | |
616 | */ | |
617 | (void) fclose(cfp); | |
618 | (void) unlink(file); | |
619 | return(0); | |
620 | } | |
621 | ||
622 | /* | |
623 | * Send a data file to the remote machine and spool it. | |
624 | * Return positive if we should try resending. | |
625 | */ | |
626 | sendfile(type, file) | |
627 | char type, *file; | |
628 | { | |
629 | register int f, i, amt; | |
630 | struct stat stb; | |
631 | char buf[BUFSIZ]; | |
47f0387b | 632 | int sizerr, resp; |
df7d5679 | 633 | |
47f0387b | 634 | if ((f = open(file, O_RDONLY)) < 0 || fstat(f, &stb) < 0) |
df7d5679 | 635 | return(-1); |
df7d5679 RC |
636 | (void) sprintf(buf, "%c%d %s\n", type, stb.st_size, file); |
637 | amt = strlen(buf); | |
47f0387b RC |
638 | for (i = 0; ; i++) { |
639 | if (write(pfd, buf, amt) != amt || | |
640 | (resp = response()) < 0 || resp == '\1') { | |
641 | (void) close(f); | |
642 | return(1); | |
643 | } else if (resp == '\0') | |
644 | break; | |
645 | if (i == 0) | |
646 | status("no space on remote; waiting for queue to drain"); | |
647 | if (i == 10) | |
648 | syslog(LOG_SALERT, "%s: can't send to %s; queue full", | |
649 | printer, RM); | |
650 | sleep(5 * 60); | |
48ca7288 | 651 | } |
47f0387b RC |
652 | if (i) |
653 | status("sending to %s", RM); | |
df7d5679 RC |
654 | sizerr = 0; |
655 | for (i = 0; i < stb.st_size; i += BUFSIZ) { | |
656 | amt = BUFSIZ; | |
657 | if (i + amt > stb.st_size) | |
658 | amt = stb.st_size - i; | |
659 | if (sizerr == 0 && read(f, buf, amt) != amt) | |
660 | sizerr = 1; | |
48ca7288 RC |
661 | if (write(pfd, buf, amt) != amt) { |
662 | (void) close(f); | |
df7d5679 | 663 | return(1); |
48ca7288 | 664 | } |
df7d5679 RC |
665 | } |
666 | (void) close(f); | |
667 | if (sizerr) { | |
47f0387b | 668 | syslog(LOG_INFO, "%s: %s: changed size", printer, file); |
df7d5679 | 669 | (void) write(pfd, "\1", 1); /* tell recvjob to ignore this file */ |
47f0387b RC |
670 | i = -1; |
671 | } else if (write(pfd, "", 1) != 1) | |
672 | i = 1; | |
673 | else if (response()) | |
674 | i = 1; | |
675 | else | |
676 | i = 0; | |
677 | return(i); | |
df7d5679 RC |
678 | } |
679 | ||
680 | /* | |
681 | * Check to make sure there have been no errors and that both programs | |
682 | * are in sync with eachother. | |
683 | * Return non-zero if the connection was lost. | |
684 | */ | |
47f0387b | 685 | response() |
df7d5679 RC |
686 | { |
687 | char resp; | |
688 | ||
47f0387b RC |
689 | if (read(pfd, &resp, 1) != 1) { |
690 | syslog(LOG_INFO, "%s: lost connection", printer); | |
691 | return(-1); | |
df7d5679 | 692 | } |
47f0387b | 693 | return(resp); |
df7d5679 RC |
694 | } |
695 | ||
696 | /* | |
697 | * Banner printing stuff | |
698 | */ | |
699 | banner(name1, name2) | |
700 | char *name1, *name2; | |
701 | { | |
702 | time_t tvec; | |
703 | extern char *ctime(); | |
704 | ||
705 | time(&tvec); | |
706 | if (!SF && !tof) | |
707 | (void) write(ofd, FF, strlen(FF)); | |
708 | if (SB) { /* short banner only */ | |
709 | if (class[0]) { | |
710 | (void) write(ofd, class, strlen(class)); | |
711 | (void) write(ofd, ":", 1); | |
712 | } | |
713 | (void) write(ofd, name1, strlen(name1)); | |
714 | (void) write(ofd, " Job: ", 7); | |
715 | (void) write(ofd, name2, strlen(name2)); | |
716 | (void) write(ofd, " Date: ", 8); | |
717 | (void) write(ofd, ctime(&tvec), 24); | |
718 | (void) write(ofd, "\n", 1); | |
719 | } else { /* normal banner */ | |
720 | (void) write(ofd, "\n\n\n", 3); | |
721 | scan_out(ofd, name1, '\0'); | |
722 | (void) write(ofd, "\n\n", 2); | |
723 | scan_out(ofd, name2, '\0'); | |
724 | if (class[0]) { | |
725 | (void) write(ofd,"\n\n\n",3); | |
726 | scan_out(ofd, class, '\0'); | |
727 | } | |
728 | (void) write(ofd, "\n\n\n\n\t\t\t\t\tJob: ", 15); | |
729 | (void) write(ofd, name2, strlen(name2)); | |
730 | (void) write(ofd, "\n\t\t\t\t\tDate: ", 12); | |
731 | (void) write(ofd, ctime(&tvec), 24); | |
732 | (void) write(ofd, "\n", 1); | |
733 | } | |
734 | if (!SF) | |
735 | (void) write(ofd, FF, strlen(FF)); | |
736 | tof = 1; | |
737 | } | |
738 | ||
47f0387b | 739 | char * |
df7d5679 RC |
740 | scnline(key, p, c) |
741 | register char key, *p; | |
742 | char c; | |
743 | { | |
744 | register scnwidth; | |
745 | ||
746 | for (scnwidth = WIDTH; --scnwidth;) { | |
747 | key <<= 1; | |
748 | *p++ = key & 0200 ? c : BACKGND; | |
749 | } | |
750 | return (p); | |
751 | } | |
752 | ||
753 | #define TRC(q) (((q)-' ')&0177) | |
754 | ||
755 | scan_out(scfd, scsp, dlm) | |
756 | int scfd; | |
757 | char *scsp, dlm; | |
758 | { | |
759 | register char *strp; | |
760 | register nchrs, j; | |
761 | char outbuf[LINELEN+1], *sp, c, cc; | |
762 | int d, scnhgt; | |
763 | extern char scnkey[][HEIGHT]; /* in lpdchar.c */ | |
764 | ||
765 | for (scnhgt = 0; scnhgt++ < HEIGHT+DROP; ) { | |
766 | strp = &outbuf[0]; | |
767 | sp = scsp; | |
768 | for (nchrs = 0; ; ) { | |
769 | d = dropit(c = TRC(cc = *sp++)); | |
770 | if ((!d && scnhgt > HEIGHT) || (scnhgt <= DROP && d)) | |
771 | for (j = WIDTH; --j;) | |
772 | *strp++ = BACKGND; | |
773 | else | |
774 | strp = scnline(scnkey[c][scnhgt-1-d], strp, cc); | |
775 | if (*sp == dlm || *sp == '\0' || nchrs++ >= PW/(WIDTH+1)-1) | |
776 | break; | |
777 | *strp++ = BACKGND; | |
778 | *strp++ = BACKGND; | |
779 | } | |
780 | while (*--strp == BACKGND && strp >= outbuf) | |
781 | ; | |
782 | strp++; | |
783 | *strp++ = '\n'; | |
784 | (void) write(scfd, outbuf, strp-outbuf); | |
785 | } | |
786 | } | |
787 | ||
788 | dropit(c) | |
789 | char c; | |
790 | { | |
791 | switch(c) { | |
792 | ||
793 | case TRC('_'): | |
794 | case TRC(';'): | |
795 | case TRC(','): | |
796 | case TRC('g'): | |
797 | case TRC('j'): | |
798 | case TRC('p'): | |
799 | case TRC('q'): | |
800 | case TRC('y'): | |
801 | return (DROP); | |
802 | ||
803 | default: | |
804 | return (0); | |
805 | } | |
806 | } | |
807 | ||
808 | /* | |
809 | * sendmail --- | |
810 | * tell people about job completion | |
811 | */ | |
fbd83c9f RC |
812 | sendmail(user, bombed) |
813 | char *user; | |
df7d5679 RC |
814 | int bombed; |
815 | { | |
df7d5679 | 816 | register int i; |
fbd83c9f | 817 | int p[2], s; |
df7d5679 RC |
818 | register char *cp; |
819 | char buf[100]; | |
fbd83c9f RC |
820 | struct stat stb; |
821 | FILE *fp; | |
df7d5679 RC |
822 | |
823 | pipe(p); | |
fbd83c9f | 824 | if ((s = dofork(DORETURN)) == 0) { /* child */ |
df7d5679 RC |
825 | dup2(p[0], 0); |
826 | for (i = 3; i < NOFILE; i++) | |
827 | (void) close(i); | |
828 | if ((cp = rindex(MAIL, '/')) != NULL) | |
829 | cp++; | |
830 | else | |
831 | cp = MAIL; | |
fbd83c9f | 832 | sprintf(buf, "%s@%s", user, fromhost); |
df7d5679 RC |
833 | execl(MAIL, cp, buf, 0); |
834 | exit(0); | |
fbd83c9f | 835 | } else if (s > 0) { /* parent */ |
df7d5679 | 836 | dup2(p[1], 1); |
fbd83c9f | 837 | printf("To: %s@%s\n", user, fromhost); |
df7d5679 RC |
838 | printf("Subject: printer job\n\n"); |
839 | printf("Your printer job "); | |
840 | if (*jobname) | |
841 | printf("(%s) ", jobname); | |
88f026f7 RC |
842 | switch (bombed) { |
843 | case 0: | |
844 | printf("\ncompleted successfully\n"); | |
845 | break; | |
846 | default: | |
847 | case 1: | |
848 | printf("\ncould not be printed\n"); | |
849 | break; | |
850 | case 2: | |
851 | printf("\ncould not be printed without an account on %s\n", host); | |
852 | break; | |
fbd83c9f RC |
853 | case 3: |
854 | if (stat(tmpfile, &stb) < 0 || stb.st_size == 0 || | |
855 | (fp = fopen(tmpfile, "r")) == NULL) { | |
856 | printf("\nwas printed but had some errors\n"); | |
857 | break; | |
858 | } | |
859 | printf("\nwas printed but had the following errors:\n"); | |
860 | while ((i = getc(fp)) != EOF) | |
861 | putchar(i); | |
862 | (void) fclose(fp); | |
88f026f7 | 863 | } |
df7d5679 RC |
864 | fflush(stdout); |
865 | (void) close(1); | |
866 | } | |
867 | (void) close(p[0]); | |
868 | (void) close(p[1]); | |
fbd83c9f | 869 | wait(&s); |
df7d5679 RC |
870 | } |
871 | ||
872 | /* | |
873 | * dofork - fork with retries on failure | |
874 | */ | |
875 | dofork(action) | |
876 | int action; | |
877 | { | |
878 | register int i, pid; | |
879 | ||
880 | for (i = 0; i < 20; i++) { | |
88f026f7 | 881 | if ((pid = fork()) < 0) { |
df7d5679 | 882 | sleep((unsigned)(i*i)); |
88f026f7 RC |
883 | continue; |
884 | } | |
885 | /* | |
886 | * Child should run as daemon instead of root | |
887 | */ | |
888 | if (pid == 0) | |
889 | setuid(DU); | |
890 | return(pid); | |
df7d5679 | 891 | } |
47f0387b | 892 | syslog(LOG_ERR, "can't fork"); |
df7d5679 RC |
893 | |
894 | switch (action) { | |
895 | case DORETURN: | |
896 | return (-1); | |
897 | default: | |
47f0387b | 898 | syslog(LOG_ERR, "bad action (%d) to dofork", action); |
df7d5679 RC |
899 | /*FALL THRU*/ |
900 | case DOABORT: | |
901 | exit(1); | |
902 | } | |
903 | /*NOTREACHED*/ | |
904 | } | |
905 | ||
906 | /* | |
47f0387b | 907 | * Kill child processes to abort current job. |
df7d5679 | 908 | */ |
47f0387b | 909 | abortpr() |
df7d5679 | 910 | { |
fbd83c9f | 911 | (void) unlink(tmpfile); |
df7d5679 RC |
912 | kill(0, SIGINT); |
913 | if (ofilter > 0) | |
914 | kill(ofilter, SIGCONT); | |
915 | while (wait(0) > 0) | |
916 | ; | |
917 | exit(0); | |
918 | } | |
919 | ||
920 | init() | |
921 | { | |
922 | int status; | |
923 | ||
c6d1c018 RC |
924 | if ((status = pgetent(line, printer)) < 0) |
925 | fatal("can't open printer description file"); | |
926 | else if (status == 0) | |
927 | fatal("unknown printer"); | |
df7d5679 RC |
928 | if ((LP = pgetstr("lp", &bp)) == NULL) |
929 | LP = DEFDEVLP; | |
930 | if ((RP = pgetstr("rp", &bp)) == NULL) | |
88f026f7 | 931 | RP = DEFLP; |
df7d5679 RC |
932 | if ((LO = pgetstr("lo", &bp)) == NULL) |
933 | LO = DEFLOCK; | |
934 | if ((ST = pgetstr("st", &bp)) == NULL) | |
935 | ST = DEFSTAT; | |
936 | if ((LF = pgetstr("lf", &bp)) == NULL) | |
937 | LF = DEFLOGF; | |
938 | if ((SD = pgetstr("sd", &bp)) == NULL) | |
939 | SD = DEFSPOOL; | |
940 | if ((DU = pgetnum("du")) < 0) | |
941 | DU = DEFUID; | |
942 | if ((FF = pgetstr("ff", &bp)) == NULL) | |
943 | FF = DEFFF; | |
944 | if ((PW = pgetnum("pw")) < 0) | |
945 | PW = DEFWIDTH; | |
946 | sprintf(&width[2], "%d", PW); | |
947 | if ((PL = pgetnum("pl")) < 0) | |
948 | PL = DEFLENGTH; | |
949 | sprintf(&length[2], "%d", PL); | |
88f026f7 RC |
950 | if ((PX = pgetnum("px")) < 0) |
951 | PX = 0; | |
952 | sprintf(&pxwidth[2], "%d", PX); | |
953 | if ((PY = pgetnum("py")) < 0) | |
954 | PY = 0; | |
955 | sprintf(&pxlength[2], "%d", PY); | |
df7d5679 RC |
956 | RM = pgetstr("rm", &bp); |
957 | AF = pgetstr("af", &bp); | |
958 | OF = pgetstr("of", &bp); | |
959 | IF = pgetstr("if", &bp); | |
88f026f7 | 960 | RF = pgetstr("rf", &bp); |
df7d5679 | 961 | TF = pgetstr("tf", &bp); |
a4f59913 | 962 | NF = pgetstr("nf", &bp); |
df7d5679 RC |
963 | DF = pgetstr("df", &bp); |
964 | GF = pgetstr("gf", &bp); | |
965 | VF = pgetstr("vf", &bp); | |
966 | CF = pgetstr("cf", &bp); | |
967 | TR = pgetstr("tr", &bp); | |
88f026f7 | 968 | RS = pgetflag("rs"); |
df7d5679 RC |
969 | SF = pgetflag("sf"); |
970 | SH = pgetflag("sh"); | |
971 | SB = pgetflag("sb"); | |
972 | RW = pgetflag("rw"); | |
973 | BR = pgetnum("br"); | |
974 | if ((FC = pgetnum("fc")) < 0) | |
975 | FC = 0; | |
976 | if ((FS = pgetnum("fs")) < 0) | |
977 | FS = 0; | |
978 | if ((XC = pgetnum("xc")) < 0) | |
979 | XC = 0; | |
980 | if ((XS = pgetnum("xs")) < 0) | |
981 | XS = 0; | |
6bd17dac | 982 | tof = !pgetflag("fo"); |
df7d5679 RC |
983 | } |
984 | ||
88f026f7 RC |
985 | /* |
986 | * Acquire line printer or remote connection. | |
987 | */ | |
988 | openpr() | |
989 | { | |
990 | register int i, n; | |
47f0387b | 991 | int resp; |
88f026f7 RC |
992 | |
993 | if (*LP) { | |
994 | for (i = 1; ; i = i < 32 ? i << 1 : i) { | |
adec4d9e | 995 | pfd = open(LP, RW ? O_RDWR : O_WRONLY); |
88f026f7 RC |
996 | if (pfd >= 0) |
997 | break; | |
998 | if (errno == ENOENT) { | |
47f0387b | 999 | syslog(LOG_ERR, "%s: %m", LP); |
88f026f7 RC |
1000 | exit(1); |
1001 | } | |
1002 | if (i == 1) | |
1003 | status("waiting for %s to become ready (offline ?)", printer); | |
1004 | sleep(i); | |
1005 | } | |
1006 | if (isatty(pfd)) | |
1007 | setty(); | |
1008 | status("%s is ready and printing", printer); | |
1009 | } else if (RM != NULL) { | |
47f0387b RC |
1010 | for (i = 1; ; i = i < 256 ? i << 1 : i) { |
1011 | resp = -1; | |
a87bde97 | 1012 | pfd = getport(RM); |
88f026f7 RC |
1013 | if (pfd >= 0) { |
1014 | (void) sprintf(line, "\2%s\n", RP); | |
1015 | n = strlen(line); | |
47f0387b RC |
1016 | if (write(pfd, line, n) == n && |
1017 | (resp = response()) == '\0') | |
88f026f7 | 1018 | break; |
1d57b303 RC |
1019 | (void) close(pfd); |
1020 | } | |
1021 | if (i == 1) { | |
47f0387b | 1022 | if (resp < 0) |
1d57b303 | 1023 | status("waiting for %s to come up", RM); |
47f0387b | 1024 | else { |
1d57b303 | 1025 | status("waiting for queue to be enabled on %s", RM); |
47f0387b RC |
1026 | i = 256; |
1027 | } | |
88f026f7 | 1028 | } |
88f026f7 RC |
1029 | sleep(i); |
1030 | } | |
1031 | status("sending to %s", RM); | |
1032 | remote = 1; | |
1033 | } else { | |
47f0387b RC |
1034 | syslog(LOG_ERR, "%s: no line printer device or host name", |
1035 | printer); | |
88f026f7 RC |
1036 | exit(1); |
1037 | } | |
1038 | /* | |
1039 | * Start up an output filter, if needed. | |
1040 | */ | |
1041 | if (OF) { | |
1042 | int p[2]; | |
1043 | char *cp; | |
1044 | ||
1045 | pipe(p); | |
1046 | if ((ofilter = dofork(DOABORT)) == 0) { /* child */ | |
1047 | dup2(p[0], 0); /* pipe is std in */ | |
1048 | dup2(pfd, 1); /* printer is std out */ | |
1049 | for (i = 3; i < NOFILE; i++) | |
1050 | (void) close(i); | |
1051 | if ((cp = rindex(OF, '/')) == NULL) | |
1052 | cp = OF; | |
1053 | else | |
1054 | cp++; | |
1055 | execl(OF, cp, width, length, 0); | |
47f0387b | 1056 | syslog(LOG_ERR, "%s: %s: %m", printer, OF); |
88f026f7 RC |
1057 | exit(1); |
1058 | } | |
1059 | (void) close(p[0]); /* close input side */ | |
1060 | ofd = p[1]; /* use pipe for output */ | |
1061 | } else { | |
1062 | ofd = pfd; | |
1063 | ofilter = 0; | |
1064 | } | |
1065 | } | |
1066 | ||
df7d5679 RC |
1067 | struct bauds { |
1068 | int baud; | |
1069 | int speed; | |
1070 | } bauds[] = { | |
1071 | 50, B50, | |
1072 | 75, B75, | |
1073 | 110, B110, | |
1074 | 134, B134, | |
1075 | 150, B150, | |
1076 | 200, B200, | |
1077 | 300, B300, | |
1078 | 600, B600, | |
1079 | 1200, B1200, | |
1080 | 1800, B1800, | |
1081 | 2400, B2400, | |
1082 | 4800, B4800, | |
1083 | 9600, B9600, | |
1084 | 19200, EXTA, | |
1085 | 38400, EXTB, | |
1086 | 0, 0 | |
1087 | }; | |
1088 | ||
1089 | /* | |
1090 | * setup tty lines. | |
1091 | */ | |
1092 | setty() | |
1093 | { | |
1094 | struct sgttyb ttybuf; | |
1095 | register struct bauds *bp; | |
1096 | ||
1097 | if (ioctl(pfd, TIOCEXCL, (char *)0) < 0) { | |
47f0387b | 1098 | syslog(LOG_ERR, "%s: ioctl(TIOCEXCL): %m", printer); |
df7d5679 RC |
1099 | exit(1); |
1100 | } | |
1101 | if (ioctl(pfd, TIOCGETP, (char *)&ttybuf) < 0) { | |
47f0387b | 1102 | syslog(LOG_ERR, "%s: ioctl(TIOCGETP): %m", printer); |
df7d5679 RC |
1103 | exit(1); |
1104 | } | |
1105 | if (BR > 0) { | |
1106 | for (bp = bauds; bp->baud; bp++) | |
1107 | if (BR == bp->baud) | |
1108 | break; | |
1109 | if (!bp->baud) { | |
47f0387b | 1110 | syslog(LOG_ERR, "%s: illegal baud rate %d", printer, BR); |
df7d5679 RC |
1111 | exit(1); |
1112 | } | |
1113 | ttybuf.sg_ispeed = ttybuf.sg_ospeed = bp->speed; | |
1114 | } | |
c6d1c018 RC |
1115 | ttybuf.sg_flags &= ~FC; |
1116 | ttybuf.sg_flags |= FS; | |
df7d5679 | 1117 | if (ioctl(pfd, TIOCSETP, (char *)&ttybuf) < 0) { |
47f0387b | 1118 | syslog(LOG_ERR, "%s: ioctl(TIOCSETP): %m", printer); |
df7d5679 RC |
1119 | exit(1); |
1120 | } | |
81965073 RC |
1121 | if (XC || XS) { |
1122 | int ldisc = NTTYDISC; | |
1123 | ||
1124 | if (ioctl(pfd, TIOCSETD, &ldisc) < 0) { | |
1125 | syslog(LOG_ERR, "%s: ioctl(TIOCSETD): %m", printer); | |
1126 | exit(1); | |
1127 | } | |
1128 | } | |
df7d5679 RC |
1129 | if (XC) { |
1130 | if (ioctl(pfd, TIOCLBIC, &XC) < 0) { | |
47f0387b | 1131 | syslog(LOG_ERR, "%s: ioctl(TIOCLBIC): %m", printer); |
df7d5679 RC |
1132 | exit(1); |
1133 | } | |
1134 | } | |
1135 | if (XS) { | |
1136 | if (ioctl(pfd, TIOCLBIS, &XS) < 0) { | |
47f0387b | 1137 | syslog(LOG_ERR, "%s: ioctl(TIOCLBIS): %m", printer); |
df7d5679 RC |
1138 | exit(1); |
1139 | } | |
1140 | } | |
1141 | } | |
88f026f7 RC |
1142 | |
1143 | /*VARARGS1*/ | |
88f026f7 RC |
1144 | status(msg, a1, a2, a3) |
1145 | char *msg; | |
1146 | { | |
1147 | register int fd; | |
1148 | char buf[BUFSIZ]; | |
1149 | ||
1150 | umask(0); | |
adec4d9e | 1151 | fd = open(ST, O_WRONLY|O_CREAT, 0664); |
47f0387b RC |
1152 | if (fd < 0 || flock(fd, LOCK_EX) < 0) { |
1153 | syslog(LOG_ERR, "%s: %s: %m", printer, ST); | |
1154 | exit(1); | |
1155 | } | |
adec4d9e | 1156 | ftruncate(fd, 0); |
88f026f7 RC |
1157 | sprintf(buf, msg, a1, a2, a3); |
1158 | strcat(buf, "\n"); | |
1159 | (void) write(fd, buf, strlen(buf)); | |
1160 | (void) close(fd); | |
1161 | } |