Commit | Line | Data |
---|---|---|
5f84f8f0 | 1 | #ifndef lint |
155b93d2 | 2 | static char sccsid[] = "@(#)printjob.c 4.22 (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]); | |
155b93d2 | 217 | strcpy(width+2, "0"); |
d2d55096 | 218 | strcpy(indent+2, "0"); |
df7d5679 RC |
219 | |
220 | /* | |
221 | * read the control file for work to do | |
222 | * | |
223 | * file format -- first character in the line is a command | |
224 | * rest of the line is the argument. | |
225 | * valid commands are: | |
226 | * | |
227 | * J -- "job name" on banner page | |
228 | * C -- "class name" on banner page | |
229 | * L -- "literal" user's name to print on banner | |
230 | * T -- "title" for pr | |
231 | * H -- "host name" of machine where lpr was done | |
232 | * P -- "person" user's login name | |
6bd17dac | 233 | * I -- "indent" amount to indent output |
df7d5679 RC |
234 | * f -- "file name" name of text file to print |
235 | * l -- "file name" text file with control chars | |
236 | * p -- "file name" text file to print with pr(1) | |
237 | * t -- "file name" troff(1) file to print | |
a4f59913 | 238 | * n -- "file name" ditroff(1) file to print |
df7d5679 RC |
239 | * d -- "file name" dvi file to print |
240 | * g -- "file name" plot(1G) file to print | |
241 | * v -- "file name" plain raster file to print | |
242 | * c -- "file name" cifplot file to print | |
243 | * 1 -- "R font file" for troff | |
244 | * 2 -- "I font file" for troff | |
245 | * 3 -- "B font file" for troff | |
246 | * 4 -- "S font file" for troff | |
247 | * N -- "name" of file (used by lpq) | |
248 | * U -- "unlink" name of file to remove | |
249 | * (after we print it. (Pass 2 only)). | |
250 | * M -- "mail" to user when done printing | |
251 | * | |
252 | * getline reads a line and expands tabs to blanks | |
253 | */ | |
254 | ||
255 | /* pass 1 */ | |
256 | ||
257 | while (getline(cfp)) | |
258 | switch (line[0]) { | |
259 | case 'H': | |
845f1693 | 260 | strcpy(fromhost, line+1); |
df7d5679 | 261 | if (class[0] == '\0') |
731697c1 | 262 | strncpy(class, line+1, sizeof(class)-1); |
df7d5679 RC |
263 | continue; |
264 | ||
265 | case 'P': | |
731697c1 | 266 | strncpy(logname, line+1, sizeof(logname)-1); |
88f026f7 RC |
267 | if (RS) { /* restricted */ |
268 | if (getpwnam(logname) == (struct passwd *)0) { | |
269 | bombed = 2; | |
fbd83c9f | 270 | sendmail(line+1, bombed); |
88f026f7 RC |
271 | goto pass2; |
272 | } | |
273 | } | |
df7d5679 RC |
274 | continue; |
275 | ||
276 | case 'J': | |
277 | if (line[1] != '\0') | |
731697c1 | 278 | strncpy(jobname, line+1, sizeof(jobname)-1); |
df7d5679 RC |
279 | else |
280 | strcpy(jobname, " "); | |
281 | continue; | |
282 | ||
283 | case 'C': | |
284 | if (line[1] != '\0') | |
731697c1 | 285 | strncpy(class, line+1, sizeof(class)-1); |
df7d5679 | 286 | else if (class[0] == '\0') |
fbd83c9f | 287 | gethostname(class, sizeof(class)); |
df7d5679 RC |
288 | continue; |
289 | ||
290 | case 'T': /* header title for pr */ | |
731697c1 | 291 | strncpy(title, line+1, sizeof(title)-1); |
df7d5679 RC |
292 | continue; |
293 | ||
294 | case 'L': /* identification line */ | |
295 | if (!SH) | |
296 | banner(line+1, jobname); | |
297 | continue; | |
298 | ||
299 | case '1': /* troff fonts */ | |
300 | case '2': | |
301 | case '3': | |
302 | case '4': | |
303 | if (line[1] != '\0') | |
304 | strcpy(fonts[line[0]-'1'], line+1); | |
305 | continue; | |
306 | ||
307 | case 'W': /* page width */ | |
731697c1 | 308 | strncpy(width+2, line+1, sizeof(width)-3); |
df7d5679 RC |
309 | continue; |
310 | ||
6bd17dac | 311 | case 'I': /* indent amount */ |
731697c1 | 312 | strncpy(indent+2, line+1, sizeof(indent)-3); |
6bd17dac RC |
313 | continue; |
314 | ||
df7d5679 | 315 | default: /* some file to print */ |
fbd83c9f RC |
316 | switch (i = print(line[0], line+1)) { |
317 | case -1: | |
318 | if (!bombed) | |
319 | bombed = 1; | |
320 | break; | |
321 | case 1: | |
df7d5679 RC |
322 | (void) fclose(cfp); |
323 | return(1); | |
fbd83c9f RC |
324 | case 2: |
325 | bombed = 3; | |
326 | sendmail(logname, bombed); | |
327 | } | |
df7d5679 RC |
328 | title[0] = '\0'; |
329 | continue; | |
330 | ||
df7d5679 RC |
331 | case 'N': |
332 | case 'U': | |
333 | case 'M': | |
334 | continue; | |
335 | } | |
336 | ||
337 | /* pass 2 */ | |
338 | ||
88f026f7 | 339 | pass2: |
df7d5679 RC |
340 | fseek(cfp, 0L, 0); |
341 | while (getline(cfp)) | |
342 | switch (line[0]) { | |
343 | case 'M': | |
fbd83c9f RC |
344 | if (bombed < 2) /* already sent if >= 2 */ |
345 | sendmail(line+1, bombed); | |
df7d5679 RC |
346 | continue; |
347 | ||
348 | case 'U': | |
349 | (void) unlink(line+1); | |
350 | } | |
351 | /* | |
fbd83c9f | 352 | * clean-up in case another control file exists |
df7d5679 RC |
353 | */ |
354 | (void) fclose(cfp); | |
355 | (void) unlink(file); | |
845f1693 | 356 | return(bombed ? -1 : 0); |
df7d5679 RC |
357 | } |
358 | ||
359 | /* | |
360 | * Print a file. | |
a4f59913 | 361 | * Set up the chain [ PR [ | {IF, OF} ] ] or {IF, RF, TF, NF, DF, CF, VF}. |
fbd83c9f RC |
362 | * Return -1 if a non-recoverable error occured, |
363 | * 2 if the filter detected some errors (but printed the job anyway), | |
364 | * 1 if we should try to reprint this job and | |
df7d5679 RC |
365 | * 0 if all is well. |
366 | * Note: all filters take stdin as the file, stdout as the printer, | |
367 | * stderr as the log file, and must not ignore SIGINT. | |
368 | */ | |
369 | print(format, file) | |
370 | int format; | |
371 | char *file; | |
372 | { | |
fbd83c9f | 373 | register int n; |
df7d5679 | 374 | register char *prog; |
fbd83c9f | 375 | int fi, fo; |
df7d5679 RC |
376 | char *av[15], buf[BUFSIZ]; |
377 | int pid, p[2], stopped = 0; | |
378 | union wait status; | |
379 | ||
47f0387b | 380 | if ((fi = open(file, O_RDONLY)) < 0) |
df7d5679 | 381 | return(-1); |
df7d5679 RC |
382 | if (!SF && !tof) { /* start on a fresh page */ |
383 | (void) write(ofd, FF, strlen(FF)); | |
384 | tof = 1; | |
385 | } | |
386 | if (IF == NULL && (format == 'f' || format == 'l')) { | |
387 | tof = 0; | |
388 | while ((n = read(fi, buf, BUFSIZ)) > 0) | |
389 | if (write(ofd, buf, n) != n) { | |
390 | (void) close(fi); | |
391 | return(1); | |
392 | } | |
393 | (void) close(fi); | |
394 | return(0); | |
395 | } | |
396 | switch (format) { | |
397 | case 'p': /* print file using 'pr' */ | |
398 | if (IF == NULL) { /* use output filter */ | |
399 | prog = PR; | |
400 | av[0] = "pr"; | |
401 | av[1] = width; | |
402 | av[2] = length; | |
403 | av[3] = "-h"; | |
404 | av[4] = *title ? title : " "; | |
405 | av[5] = 0; | |
406 | fo = ofd; | |
407 | goto start; | |
408 | } | |
409 | pipe(p); | |
410 | if ((prchild = dofork(DORETURN)) == 0) { /* child */ | |
411 | dup2(fi, 0); /* file is stdin */ | |
412 | dup2(p[1], 1); /* pipe is stdout */ | |
413 | for (n = 3; n < NOFILE; n++) | |
414 | (void) close(n); | |
415 | execl(PR, "pr", width, length, "-h", *title ? title : " ", 0); | |
47f0387b | 416 | syslog(LOG_ERR, "cannot execl %s", PR); |
df7d5679 RC |
417 | exit(2); |
418 | } | |
419 | (void) close(p[1]); /* close output side */ | |
420 | (void) close(fi); | |
421 | if (prchild < 0) { | |
422 | prchild = 0; | |
423 | (void) close(p[0]); | |
424 | return(-1); | |
425 | } | |
426 | fi = p[0]; /* use pipe for input */ | |
427 | case 'f': /* print plain text file */ | |
428 | prog = IF; | |
429 | av[1] = width; | |
430 | av[2] = length; | |
6bd17dac RC |
431 | av[3] = indent; |
432 | n = 4; | |
df7d5679 RC |
433 | break; |
434 | case 'l': /* like 'f' but pass control characters */ | |
435 | prog = IF; | |
62a109c4 | 436 | av[1] = "-c"; |
df7d5679 RC |
437 | av[2] = width; |
438 | av[3] = length; | |
6bd17dac RC |
439 | av[4] = indent; |
440 | n = 5; | |
df7d5679 | 441 | break; |
88f026f7 RC |
442 | case 'r': /* print a fortran text file */ |
443 | prog = RF; | |
444 | av[1] = width; | |
445 | av[2] = length; | |
446 | n = 3; | |
447 | break; | |
df7d5679 | 448 | case 't': /* print troff output */ |
a4f59913 | 449 | case 'n': /* print ditroff output */ |
88f026f7 | 450 | case 'd': /* print tex output */ |
df7d5679 | 451 | (void) unlink(".railmag"); |
88f026f7 | 452 | if ((fo = creat(".railmag", FILMOD)) < 0) { |
47f0387b | 453 | syslog(LOG_ERR, "%s: cannot create .railmag", printer); |
df7d5679 RC |
454 | (void) unlink(".railmag"); |
455 | } else { | |
456 | for (n = 0; n < 4; n++) { | |
457 | if (fonts[n][0] != '/') | |
458 | (void) write(fo, "/usr/lib/vfont/", 15); | |
459 | (void) write(fo, fonts[n], strlen(fonts[n])); | |
460 | (void) write(fo, "\n", 1); | |
461 | } | |
462 | (void) close(fo); | |
463 | } | |
a4f59913 | 464 | prog = (format == 't') ? TF : (format == 'n') ? NF : DF; |
88f026f7 RC |
465 | av[1] = pxwidth; |
466 | av[2] = pxlength; | |
467 | n = 3; | |
df7d5679 RC |
468 | break; |
469 | case 'c': /* print cifplot output */ | |
470 | prog = CF; | |
88f026f7 RC |
471 | av[1] = pxwidth; |
472 | av[2] = pxlength; | |
473 | n = 3; | |
df7d5679 RC |
474 | break; |
475 | case 'g': /* print plot(1G) output */ | |
476 | prog = GF; | |
88f026f7 RC |
477 | av[1] = pxwidth; |
478 | av[2] = pxlength; | |
479 | n = 3; | |
df7d5679 RC |
480 | break; |
481 | case 'v': /* print raster output */ | |
482 | prog = VF; | |
88f026f7 RC |
483 | av[1] = pxwidth; |
484 | av[2] = pxlength; | |
485 | n = 3; | |
df7d5679 RC |
486 | break; |
487 | default: | |
488 | (void) close(fi); | |
47f0387b RC |
489 | syslog(LOG_ERR, "%s: illegal format character '%c'", |
490 | printer, format); | |
df7d5679 RC |
491 | return(-1); |
492 | } | |
493 | if ((av[0] = rindex(prog, '/')) != NULL) | |
494 | av[0]++; | |
495 | else | |
496 | av[0] = prog; | |
497 | av[n++] = "-n"; | |
498 | av[n++] = logname; | |
499 | av[n++] = "-h"; | |
845f1693 | 500 | av[n++] = fromhost; |
df7d5679 RC |
501 | av[n++] = AF; |
502 | av[n] = 0; | |
503 | fo = pfd; | |
504 | if (ofilter > 0) { /* stop output filter */ | |
505 | write(ofd, "\031\1", 2); | |
506 | while ((pid = wait3(&status, WUNTRACED, 0)) > 0 && pid != ofilter) | |
507 | ; | |
508 | if (status.w_stopval != WSTOPPED) { | |
509 | (void) close(fi); | |
47f0387b RC |
510 | syslog(LOG_WARNING, "%s: output filter died (%d)", |
511 | printer, status.w_retcode); | |
df7d5679 RC |
512 | return(1); |
513 | } | |
514 | stopped++; | |
515 | } | |
516 | start: | |
517 | if ((child = dofork(DORETURN)) == 0) { /* child */ | |
518 | dup2(fi, 0); | |
519 | dup2(fo, 1); | |
9b492587 | 520 | n = open(tmpfile, O_WRONLY|O_CREAT|O_TRUNC, 0664); |
fbd83c9f RC |
521 | if (n >= 0) |
522 | dup2(n, 2); | |
df7d5679 RC |
523 | for (n = 3; n < NOFILE; n++) |
524 | (void) close(n); | |
525 | execv(prog, av); | |
47f0387b | 526 | syslog(LOG_ERR, "cannot execv %s", prog); |
df7d5679 RC |
527 | exit(2); |
528 | } | |
529 | (void) close(fi); | |
530 | if (child < 0) | |
531 | status.w_retcode = 100; | |
532 | else | |
533 | while ((pid = wait(&status)) > 0 && pid != child) | |
534 | ; | |
535 | child = 0; | |
536 | prchild = 0; | |
537 | if (stopped) { /* restart output filter */ | |
538 | if (kill(ofilter, SIGCONT) < 0) { | |
47f0387b | 539 | syslog(LOG_ERR, "cannot restart output filter"); |
df7d5679 RC |
540 | exit(1); |
541 | } | |
542 | } | |
543 | tof = 0; | |
fbd83c9f | 544 | if (!WIFEXITED(status)) { |
47f0387b RC |
545 | syslog(LOG_WARNING, "%s: Daemon filter '%c' terminated (%d)", |
546 | printer, format, status.w_termsig); | |
df7d5679 | 547 | return(-1); |
fbd83c9f | 548 | } else if (status.w_retcode > 2) { |
47f0387b RC |
549 | syslog(LOG_WARNING, "%s: Daemon filter '%c' exited (%d)", |
550 | printer, format, status.w_retcode); | |
fbd83c9f RC |
551 | return(-1); |
552 | } else if (status.w_retcode == 0) | |
553 | tof = 1; | |
554 | return(status.w_retcode); | |
df7d5679 RC |
555 | } |
556 | ||
557 | /* | |
558 | * Send the daemon control file (cf) and any data files. | |
559 | * Return -1 if a non-recoverable error occured, 1 if a recoverable error and | |
560 | * 0 if all is well. | |
561 | */ | |
562 | sendit(file) | |
563 | char *file; | |
564 | { | |
565 | register int linelen, err = 0; | |
566 | char last[132]; | |
567 | ||
568 | /* | |
569 | * open control file | |
570 | */ | |
47f0387b | 571 | if ((cfp = fopen(file, "r")) == NULL) |
df7d5679 | 572 | return(0); |
df7d5679 RC |
573 | /* |
574 | * read the control file for work to do | |
575 | * | |
576 | * file format -- first character in the line is a command | |
577 | * rest of the line is the argument. | |
578 | * commands of interest are: | |
579 | * | |
580 | * a-z -- "file name" name of file to print | |
581 | * U -- "unlink" name of file to remove | |
582 | * (after we print it. (Pass 2 only)). | |
583 | */ | |
584 | ||
585 | /* | |
586 | * pass 1 | |
587 | */ | |
588 | while (getline(cfp)) { | |
589 | again: | |
590 | if (line[0] >= 'a' && line[0] <= 'z') { | |
591 | strcpy(last, line); | |
592 | while (linelen = getline(cfp)) | |
593 | if (strcmp(last, line)) | |
594 | break; | |
595 | if ((err = sendfile('\3', last+1)) > 0) { | |
596 | (void) fclose(cfp); | |
597 | return(1); | |
598 | } else if (err) | |
599 | break; | |
600 | if (linelen) | |
601 | goto again; | |
602 | break; | |
603 | } | |
604 | } | |
605 | if (!err && sendfile('\2', file) > 0) { | |
606 | (void) fclose(cfp); | |
607 | return(1); | |
608 | } | |
609 | /* | |
610 | * pass 2 | |
611 | */ | |
612 | fseek(cfp, 0L, 0); | |
613 | while (getline(cfp)) | |
614 | if (line[0] == 'U') | |
615 | (void) unlink(line+1); | |
616 | /* | |
617 | * clean-up incase another control file exists | |
618 | */ | |
619 | (void) fclose(cfp); | |
620 | (void) unlink(file); | |
621 | return(0); | |
622 | } | |
623 | ||
624 | /* | |
625 | * Send a data file to the remote machine and spool it. | |
626 | * Return positive if we should try resending. | |
627 | */ | |
628 | sendfile(type, file) | |
629 | char type, *file; | |
630 | { | |
631 | register int f, i, amt; | |
632 | struct stat stb; | |
633 | char buf[BUFSIZ]; | |
47f0387b | 634 | int sizerr, resp; |
df7d5679 | 635 | |
47f0387b | 636 | if ((f = open(file, O_RDONLY)) < 0 || fstat(f, &stb) < 0) |
df7d5679 | 637 | return(-1); |
df7d5679 RC |
638 | (void) sprintf(buf, "%c%d %s\n", type, stb.st_size, file); |
639 | amt = strlen(buf); | |
47f0387b RC |
640 | for (i = 0; ; i++) { |
641 | if (write(pfd, buf, amt) != amt || | |
642 | (resp = response()) < 0 || resp == '\1') { | |
643 | (void) close(f); | |
644 | return(1); | |
645 | } else if (resp == '\0') | |
646 | break; | |
647 | if (i == 0) | |
648 | status("no space on remote; waiting for queue to drain"); | |
649 | if (i == 10) | |
650 | syslog(LOG_SALERT, "%s: can't send to %s; queue full", | |
651 | printer, RM); | |
652 | sleep(5 * 60); | |
48ca7288 | 653 | } |
47f0387b RC |
654 | if (i) |
655 | status("sending to %s", RM); | |
df7d5679 RC |
656 | sizerr = 0; |
657 | for (i = 0; i < stb.st_size; i += BUFSIZ) { | |
658 | amt = BUFSIZ; | |
659 | if (i + amt > stb.st_size) | |
660 | amt = stb.st_size - i; | |
661 | if (sizerr == 0 && read(f, buf, amt) != amt) | |
662 | sizerr = 1; | |
48ca7288 RC |
663 | if (write(pfd, buf, amt) != amt) { |
664 | (void) close(f); | |
df7d5679 | 665 | return(1); |
48ca7288 | 666 | } |
df7d5679 RC |
667 | } |
668 | (void) close(f); | |
669 | if (sizerr) { | |
47f0387b | 670 | syslog(LOG_INFO, "%s: %s: changed size", printer, file); |
df7d5679 | 671 | (void) write(pfd, "\1", 1); /* tell recvjob to ignore this file */ |
47f0387b RC |
672 | i = -1; |
673 | } else if (write(pfd, "", 1) != 1) | |
674 | i = 1; | |
675 | else if (response()) | |
676 | i = 1; | |
677 | else | |
678 | i = 0; | |
679 | return(i); | |
df7d5679 RC |
680 | } |
681 | ||
682 | /* | |
683 | * Check to make sure there have been no errors and that both programs | |
684 | * are in sync with eachother. | |
685 | * Return non-zero if the connection was lost. | |
686 | */ | |
47f0387b | 687 | response() |
df7d5679 RC |
688 | { |
689 | char resp; | |
690 | ||
47f0387b RC |
691 | if (read(pfd, &resp, 1) != 1) { |
692 | syslog(LOG_INFO, "%s: lost connection", printer); | |
693 | return(-1); | |
df7d5679 | 694 | } |
47f0387b | 695 | return(resp); |
df7d5679 RC |
696 | } |
697 | ||
698 | /* | |
699 | * Banner printing stuff | |
700 | */ | |
701 | banner(name1, name2) | |
702 | char *name1, *name2; | |
703 | { | |
704 | time_t tvec; | |
705 | extern char *ctime(); | |
706 | ||
707 | time(&tvec); | |
708 | if (!SF && !tof) | |
709 | (void) write(ofd, FF, strlen(FF)); | |
710 | if (SB) { /* short banner only */ | |
711 | if (class[0]) { | |
712 | (void) write(ofd, class, strlen(class)); | |
713 | (void) write(ofd, ":", 1); | |
714 | } | |
715 | (void) write(ofd, name1, strlen(name1)); | |
716 | (void) write(ofd, " Job: ", 7); | |
717 | (void) write(ofd, name2, strlen(name2)); | |
718 | (void) write(ofd, " Date: ", 8); | |
719 | (void) write(ofd, ctime(&tvec), 24); | |
720 | (void) write(ofd, "\n", 1); | |
721 | } else { /* normal banner */ | |
722 | (void) write(ofd, "\n\n\n", 3); | |
723 | scan_out(ofd, name1, '\0'); | |
724 | (void) write(ofd, "\n\n", 2); | |
725 | scan_out(ofd, name2, '\0'); | |
726 | if (class[0]) { | |
727 | (void) write(ofd,"\n\n\n",3); | |
728 | scan_out(ofd, class, '\0'); | |
729 | } | |
730 | (void) write(ofd, "\n\n\n\n\t\t\t\t\tJob: ", 15); | |
731 | (void) write(ofd, name2, strlen(name2)); | |
732 | (void) write(ofd, "\n\t\t\t\t\tDate: ", 12); | |
733 | (void) write(ofd, ctime(&tvec), 24); | |
734 | (void) write(ofd, "\n", 1); | |
735 | } | |
736 | if (!SF) | |
737 | (void) write(ofd, FF, strlen(FF)); | |
738 | tof = 1; | |
739 | } | |
740 | ||
47f0387b | 741 | char * |
df7d5679 RC |
742 | scnline(key, p, c) |
743 | register char key, *p; | |
744 | char c; | |
745 | { | |
746 | register scnwidth; | |
747 | ||
748 | for (scnwidth = WIDTH; --scnwidth;) { | |
749 | key <<= 1; | |
750 | *p++ = key & 0200 ? c : BACKGND; | |
751 | } | |
752 | return (p); | |
753 | } | |
754 | ||
755 | #define TRC(q) (((q)-' ')&0177) | |
756 | ||
757 | scan_out(scfd, scsp, dlm) | |
758 | int scfd; | |
759 | char *scsp, dlm; | |
760 | { | |
761 | register char *strp; | |
762 | register nchrs, j; | |
763 | char outbuf[LINELEN+1], *sp, c, cc; | |
764 | int d, scnhgt; | |
765 | extern char scnkey[][HEIGHT]; /* in lpdchar.c */ | |
766 | ||
767 | for (scnhgt = 0; scnhgt++ < HEIGHT+DROP; ) { | |
768 | strp = &outbuf[0]; | |
769 | sp = scsp; | |
770 | for (nchrs = 0; ; ) { | |
771 | d = dropit(c = TRC(cc = *sp++)); | |
772 | if ((!d && scnhgt > HEIGHT) || (scnhgt <= DROP && d)) | |
773 | for (j = WIDTH; --j;) | |
774 | *strp++ = BACKGND; | |
775 | else | |
776 | strp = scnline(scnkey[c][scnhgt-1-d], strp, cc); | |
777 | if (*sp == dlm || *sp == '\0' || nchrs++ >= PW/(WIDTH+1)-1) | |
778 | break; | |
779 | *strp++ = BACKGND; | |
780 | *strp++ = BACKGND; | |
781 | } | |
782 | while (*--strp == BACKGND && strp >= outbuf) | |
783 | ; | |
784 | strp++; | |
785 | *strp++ = '\n'; | |
786 | (void) write(scfd, outbuf, strp-outbuf); | |
787 | } | |
788 | } | |
789 | ||
790 | dropit(c) | |
791 | char c; | |
792 | { | |
793 | switch(c) { | |
794 | ||
795 | case TRC('_'): | |
796 | case TRC(';'): | |
797 | case TRC(','): | |
798 | case TRC('g'): | |
799 | case TRC('j'): | |
800 | case TRC('p'): | |
801 | case TRC('q'): | |
802 | case TRC('y'): | |
803 | return (DROP); | |
804 | ||
805 | default: | |
806 | return (0); | |
807 | } | |
808 | } | |
809 | ||
810 | /* | |
811 | * sendmail --- | |
812 | * tell people about job completion | |
813 | */ | |
fbd83c9f RC |
814 | sendmail(user, bombed) |
815 | char *user; | |
df7d5679 RC |
816 | int bombed; |
817 | { | |
df7d5679 | 818 | register int i; |
fbd83c9f | 819 | int p[2], s; |
df7d5679 RC |
820 | register char *cp; |
821 | char buf[100]; | |
fbd83c9f RC |
822 | struct stat stb; |
823 | FILE *fp; | |
df7d5679 RC |
824 | |
825 | pipe(p); | |
fbd83c9f | 826 | if ((s = dofork(DORETURN)) == 0) { /* child */ |
df7d5679 RC |
827 | dup2(p[0], 0); |
828 | for (i = 3; i < NOFILE; i++) | |
829 | (void) close(i); | |
830 | if ((cp = rindex(MAIL, '/')) != NULL) | |
831 | cp++; | |
832 | else | |
833 | cp = MAIL; | |
fbd83c9f | 834 | sprintf(buf, "%s@%s", user, fromhost); |
df7d5679 RC |
835 | execl(MAIL, cp, buf, 0); |
836 | exit(0); | |
fbd83c9f | 837 | } else if (s > 0) { /* parent */ |
df7d5679 | 838 | dup2(p[1], 1); |
fbd83c9f | 839 | printf("To: %s@%s\n", user, fromhost); |
df7d5679 RC |
840 | printf("Subject: printer job\n\n"); |
841 | printf("Your printer job "); | |
842 | if (*jobname) | |
843 | printf("(%s) ", jobname); | |
88f026f7 RC |
844 | switch (bombed) { |
845 | case 0: | |
846 | printf("\ncompleted successfully\n"); | |
847 | break; | |
848 | default: | |
849 | case 1: | |
850 | printf("\ncould not be printed\n"); | |
851 | break; | |
852 | case 2: | |
853 | printf("\ncould not be printed without an account on %s\n", host); | |
854 | break; | |
fbd83c9f RC |
855 | case 3: |
856 | if (stat(tmpfile, &stb) < 0 || stb.st_size == 0 || | |
857 | (fp = fopen(tmpfile, "r")) == NULL) { | |
858 | printf("\nwas printed but had some errors\n"); | |
859 | break; | |
860 | } | |
861 | printf("\nwas printed but had the following errors:\n"); | |
862 | while ((i = getc(fp)) != EOF) | |
863 | putchar(i); | |
864 | (void) fclose(fp); | |
88f026f7 | 865 | } |
df7d5679 RC |
866 | fflush(stdout); |
867 | (void) close(1); | |
868 | } | |
869 | (void) close(p[0]); | |
870 | (void) close(p[1]); | |
fbd83c9f | 871 | wait(&s); |
df7d5679 RC |
872 | } |
873 | ||
874 | /* | |
875 | * dofork - fork with retries on failure | |
876 | */ | |
877 | dofork(action) | |
878 | int action; | |
879 | { | |
880 | register int i, pid; | |
881 | ||
882 | for (i = 0; i < 20; i++) { | |
88f026f7 | 883 | if ((pid = fork()) < 0) { |
df7d5679 | 884 | sleep((unsigned)(i*i)); |
88f026f7 RC |
885 | continue; |
886 | } | |
887 | /* | |
888 | * Child should run as daemon instead of root | |
889 | */ | |
890 | if (pid == 0) | |
891 | setuid(DU); | |
892 | return(pid); | |
df7d5679 | 893 | } |
47f0387b | 894 | syslog(LOG_ERR, "can't fork"); |
df7d5679 RC |
895 | |
896 | switch (action) { | |
897 | case DORETURN: | |
898 | return (-1); | |
899 | default: | |
47f0387b | 900 | syslog(LOG_ERR, "bad action (%d) to dofork", action); |
df7d5679 RC |
901 | /*FALL THRU*/ |
902 | case DOABORT: | |
903 | exit(1); | |
904 | } | |
905 | /*NOTREACHED*/ | |
906 | } | |
907 | ||
908 | /* | |
47f0387b | 909 | * Kill child processes to abort current job. |
df7d5679 | 910 | */ |
47f0387b | 911 | abortpr() |
df7d5679 | 912 | { |
fbd83c9f | 913 | (void) unlink(tmpfile); |
df7d5679 RC |
914 | kill(0, SIGINT); |
915 | if (ofilter > 0) | |
916 | kill(ofilter, SIGCONT); | |
917 | while (wait(0) > 0) | |
918 | ; | |
919 | exit(0); | |
920 | } | |
921 | ||
922 | init() | |
923 | { | |
924 | int status; | |
925 | ||
c6d1c018 RC |
926 | if ((status = pgetent(line, printer)) < 0) |
927 | fatal("can't open printer description file"); | |
928 | else if (status == 0) | |
929 | fatal("unknown printer"); | |
df7d5679 RC |
930 | if ((LP = pgetstr("lp", &bp)) == NULL) |
931 | LP = DEFDEVLP; | |
932 | if ((RP = pgetstr("rp", &bp)) == NULL) | |
88f026f7 | 933 | RP = DEFLP; |
df7d5679 RC |
934 | if ((LO = pgetstr("lo", &bp)) == NULL) |
935 | LO = DEFLOCK; | |
936 | if ((ST = pgetstr("st", &bp)) == NULL) | |
937 | ST = DEFSTAT; | |
938 | if ((LF = pgetstr("lf", &bp)) == NULL) | |
939 | LF = DEFLOGF; | |
940 | if ((SD = pgetstr("sd", &bp)) == NULL) | |
941 | SD = DEFSPOOL; | |
942 | if ((DU = pgetnum("du")) < 0) | |
943 | DU = DEFUID; | |
944 | if ((FF = pgetstr("ff", &bp)) == NULL) | |
945 | FF = DEFFF; | |
946 | if ((PW = pgetnum("pw")) < 0) | |
947 | PW = DEFWIDTH; | |
948 | sprintf(&width[2], "%d", PW); | |
949 | if ((PL = pgetnum("pl")) < 0) | |
950 | PL = DEFLENGTH; | |
951 | sprintf(&length[2], "%d", PL); | |
88f026f7 RC |
952 | if ((PX = pgetnum("px")) < 0) |
953 | PX = 0; | |
954 | sprintf(&pxwidth[2], "%d", PX); | |
955 | if ((PY = pgetnum("py")) < 0) | |
956 | PY = 0; | |
957 | sprintf(&pxlength[2], "%d", PY); | |
df7d5679 RC |
958 | RM = pgetstr("rm", &bp); |
959 | AF = pgetstr("af", &bp); | |
960 | OF = pgetstr("of", &bp); | |
961 | IF = pgetstr("if", &bp); | |
88f026f7 | 962 | RF = pgetstr("rf", &bp); |
df7d5679 | 963 | TF = pgetstr("tf", &bp); |
a4f59913 | 964 | NF = pgetstr("nf", &bp); |
df7d5679 RC |
965 | DF = pgetstr("df", &bp); |
966 | GF = pgetstr("gf", &bp); | |
967 | VF = pgetstr("vf", &bp); | |
968 | CF = pgetstr("cf", &bp); | |
969 | TR = pgetstr("tr", &bp); | |
88f026f7 | 970 | RS = pgetflag("rs"); |
df7d5679 RC |
971 | SF = pgetflag("sf"); |
972 | SH = pgetflag("sh"); | |
973 | SB = pgetflag("sb"); | |
974 | RW = pgetflag("rw"); | |
975 | BR = pgetnum("br"); | |
976 | if ((FC = pgetnum("fc")) < 0) | |
977 | FC = 0; | |
978 | if ((FS = pgetnum("fs")) < 0) | |
979 | FS = 0; | |
980 | if ((XC = pgetnum("xc")) < 0) | |
981 | XC = 0; | |
982 | if ((XS = pgetnum("xs")) < 0) | |
983 | XS = 0; | |
6bd17dac | 984 | tof = !pgetflag("fo"); |
df7d5679 RC |
985 | } |
986 | ||
88f026f7 RC |
987 | /* |
988 | * Acquire line printer or remote connection. | |
989 | */ | |
990 | openpr() | |
991 | { | |
992 | register int i, n; | |
47f0387b | 993 | int resp; |
88f026f7 RC |
994 | |
995 | if (*LP) { | |
996 | for (i = 1; ; i = i < 32 ? i << 1 : i) { | |
adec4d9e | 997 | pfd = open(LP, RW ? O_RDWR : O_WRONLY); |
88f026f7 RC |
998 | if (pfd >= 0) |
999 | break; | |
1000 | if (errno == ENOENT) { | |
47f0387b | 1001 | syslog(LOG_ERR, "%s: %m", LP); |
88f026f7 RC |
1002 | exit(1); |
1003 | } | |
1004 | if (i == 1) | |
1005 | status("waiting for %s to become ready (offline ?)", printer); | |
1006 | sleep(i); | |
1007 | } | |
1008 | if (isatty(pfd)) | |
1009 | setty(); | |
1010 | status("%s is ready and printing", printer); | |
1011 | } else if (RM != NULL) { | |
47f0387b RC |
1012 | for (i = 1; ; i = i < 256 ? i << 1 : i) { |
1013 | resp = -1; | |
a87bde97 | 1014 | pfd = getport(RM); |
88f026f7 RC |
1015 | if (pfd >= 0) { |
1016 | (void) sprintf(line, "\2%s\n", RP); | |
1017 | n = strlen(line); | |
47f0387b RC |
1018 | if (write(pfd, line, n) == n && |
1019 | (resp = response()) == '\0') | |
88f026f7 | 1020 | break; |
1d57b303 RC |
1021 | (void) close(pfd); |
1022 | } | |
1023 | if (i == 1) { | |
47f0387b | 1024 | if (resp < 0) |
1d57b303 | 1025 | status("waiting for %s to come up", RM); |
47f0387b | 1026 | else { |
1d57b303 | 1027 | status("waiting for queue to be enabled on %s", RM); |
47f0387b RC |
1028 | i = 256; |
1029 | } | |
88f026f7 | 1030 | } |
88f026f7 RC |
1031 | sleep(i); |
1032 | } | |
1033 | status("sending to %s", RM); | |
1034 | remote = 1; | |
1035 | } else { | |
47f0387b RC |
1036 | syslog(LOG_ERR, "%s: no line printer device or host name", |
1037 | printer); | |
88f026f7 RC |
1038 | exit(1); |
1039 | } | |
1040 | /* | |
1041 | * Start up an output filter, if needed. | |
1042 | */ | |
1043 | if (OF) { | |
1044 | int p[2]; | |
1045 | char *cp; | |
1046 | ||
1047 | pipe(p); | |
1048 | if ((ofilter = dofork(DOABORT)) == 0) { /* child */ | |
1049 | dup2(p[0], 0); /* pipe is std in */ | |
1050 | dup2(pfd, 1); /* printer is std out */ | |
1051 | for (i = 3; i < NOFILE; i++) | |
1052 | (void) close(i); | |
1053 | if ((cp = rindex(OF, '/')) == NULL) | |
1054 | cp = OF; | |
1055 | else | |
1056 | cp++; | |
1057 | execl(OF, cp, width, length, 0); | |
47f0387b | 1058 | syslog(LOG_ERR, "%s: %s: %m", printer, OF); |
88f026f7 RC |
1059 | exit(1); |
1060 | } | |
1061 | (void) close(p[0]); /* close input side */ | |
1062 | ofd = p[1]; /* use pipe for output */ | |
1063 | } else { | |
1064 | ofd = pfd; | |
1065 | ofilter = 0; | |
1066 | } | |
1067 | } | |
1068 | ||
df7d5679 RC |
1069 | struct bauds { |
1070 | int baud; | |
1071 | int speed; | |
1072 | } bauds[] = { | |
1073 | 50, B50, | |
1074 | 75, B75, | |
1075 | 110, B110, | |
1076 | 134, B134, | |
1077 | 150, B150, | |
1078 | 200, B200, | |
1079 | 300, B300, | |
1080 | 600, B600, | |
1081 | 1200, B1200, | |
1082 | 1800, B1800, | |
1083 | 2400, B2400, | |
1084 | 4800, B4800, | |
1085 | 9600, B9600, | |
1086 | 19200, EXTA, | |
1087 | 38400, EXTB, | |
1088 | 0, 0 | |
1089 | }; | |
1090 | ||
1091 | /* | |
1092 | * setup tty lines. | |
1093 | */ | |
1094 | setty() | |
1095 | { | |
1096 | struct sgttyb ttybuf; | |
1097 | register struct bauds *bp; | |
1098 | ||
1099 | if (ioctl(pfd, TIOCEXCL, (char *)0) < 0) { | |
47f0387b | 1100 | syslog(LOG_ERR, "%s: ioctl(TIOCEXCL): %m", printer); |
df7d5679 RC |
1101 | exit(1); |
1102 | } | |
1103 | if (ioctl(pfd, TIOCGETP, (char *)&ttybuf) < 0) { | |
47f0387b | 1104 | syslog(LOG_ERR, "%s: ioctl(TIOCGETP): %m", printer); |
df7d5679 RC |
1105 | exit(1); |
1106 | } | |
1107 | if (BR > 0) { | |
1108 | for (bp = bauds; bp->baud; bp++) | |
1109 | if (BR == bp->baud) | |
1110 | break; | |
1111 | if (!bp->baud) { | |
47f0387b | 1112 | syslog(LOG_ERR, "%s: illegal baud rate %d", printer, BR); |
df7d5679 RC |
1113 | exit(1); |
1114 | } | |
1115 | ttybuf.sg_ispeed = ttybuf.sg_ospeed = bp->speed; | |
1116 | } | |
c6d1c018 RC |
1117 | ttybuf.sg_flags &= ~FC; |
1118 | ttybuf.sg_flags |= FS; | |
df7d5679 | 1119 | if (ioctl(pfd, TIOCSETP, (char *)&ttybuf) < 0) { |
47f0387b | 1120 | syslog(LOG_ERR, "%s: ioctl(TIOCSETP): %m", printer); |
df7d5679 RC |
1121 | exit(1); |
1122 | } | |
81965073 RC |
1123 | if (XC || XS) { |
1124 | int ldisc = NTTYDISC; | |
1125 | ||
1126 | if (ioctl(pfd, TIOCSETD, &ldisc) < 0) { | |
1127 | syslog(LOG_ERR, "%s: ioctl(TIOCSETD): %m", printer); | |
1128 | exit(1); | |
1129 | } | |
1130 | } | |
df7d5679 RC |
1131 | if (XC) { |
1132 | if (ioctl(pfd, TIOCLBIC, &XC) < 0) { | |
47f0387b | 1133 | syslog(LOG_ERR, "%s: ioctl(TIOCLBIC): %m", printer); |
df7d5679 RC |
1134 | exit(1); |
1135 | } | |
1136 | } | |
1137 | if (XS) { | |
1138 | if (ioctl(pfd, TIOCLBIS, &XS) < 0) { | |
47f0387b | 1139 | syslog(LOG_ERR, "%s: ioctl(TIOCLBIS): %m", printer); |
df7d5679 RC |
1140 | exit(1); |
1141 | } | |
1142 | } | |
1143 | } | |
88f026f7 RC |
1144 | |
1145 | /*VARARGS1*/ | |
88f026f7 RC |
1146 | status(msg, a1, a2, a3) |
1147 | char *msg; | |
1148 | { | |
1149 | register int fd; | |
1150 | char buf[BUFSIZ]; | |
1151 | ||
1152 | umask(0); | |
adec4d9e | 1153 | fd = open(ST, O_WRONLY|O_CREAT, 0664); |
47f0387b RC |
1154 | if (fd < 0 || flock(fd, LOCK_EX) < 0) { |
1155 | syslog(LOG_ERR, "%s: %s: %m", printer, ST); | |
1156 | exit(1); | |
1157 | } | |
adec4d9e | 1158 | ftruncate(fd, 0); |
88f026f7 RC |
1159 | sprintf(buf, msg, a1, a2, a3); |
1160 | strcat(buf, "\n"); | |
1161 | (void) write(fd, buf, strlen(buf)); | |
1162 | (void) close(fd); | |
1163 | } |