Annotation of src/usr.bin/mail/lex.c, Revision 1.37
1.37 ! guenther 1: /* $OpenBSD: lex.c,v 1.36 2014/01/17 18:42:30 okan Exp $ */
1.6 millert 2: /* $NetBSD: lex.c,v 1.10 1997/05/17 19:55:13 pk Exp $ */
1.2 niklas 3:
1.1 deraadt 4: /*
5: * Copyright (c) 1980, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.28 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: */
32:
33: #include "rcv.h"
34: #include <errno.h>
35: #include <fcntl.h>
36: #include "extern.h"
37:
38: /*
39: * Mail -- a mail program
40: *
41: * Lexical processing of commands.
42: */
43:
44: char *prompt = "& ";
45:
1.22 millert 46: const struct cmd *com; /* command we are running */
47:
1.1 deraadt 48: /*
49: * Set up editing on the given file name.
50: * If the first character of name is %, we are considered to be
51: * editing the file, otherwise we are reading our mail which has
52: * signficance for mbox and so forth.
53: */
54: int
1.26 millert 55: setfile(char *name)
1.1 deraadt 56: {
57: FILE *ibuf;
1.11 millert 58: int i, fd;
1.1 deraadt 59: struct stat stb;
60: char isedit = *name != '%';
61: char *who = name[1] ? name + 1 : myname;
1.12 millert 62: char tempname[PATHSIZE];
1.1 deraadt 63: static int shudclob;
64:
1.8 millert 65: if ((name = expand(name)) == NULL)
1.6 millert 66: return(-1);
1.1 deraadt 67:
68: if ((ibuf = Fopen(name, "r")) == NULL) {
69: if (!isedit && errno == ENOENT)
70: goto nomail;
1.20 millert 71: warn("%s", name);
1.1 deraadt 72: return(-1);
73: }
74:
75: if (fstat(fileno(ibuf), &stb) < 0) {
1.6 millert 76: warn("fstat");
77: (void)Fclose(ibuf);
78: return(-1);
1.1 deraadt 79: }
80:
81: switch (stb.st_mode & S_IFMT) {
82: case S_IFDIR:
1.6 millert 83: (void)Fclose(ibuf);
1.37 ! guenther 84: warnc(EISDIR, "%s", name);
1.6 millert 85: return(-1);
1.1 deraadt 86:
87: case S_IFREG:
88: break;
89:
90: default:
1.6 millert 91: (void)Fclose(ibuf);
1.37 ! guenther 92: warnc(EINVAL, "%s", name);
1.6 millert 93: return(-1);
1.1 deraadt 94: }
95:
96: /*
97: * Looks like all will be well. We must now relinquish our
98: * hold on the current set of stuff. Must hold signals
99: * while we are reading the new file, else we will ruin
100: * the message[] data structure.
101: */
102: holdsigs();
103: if (shudclob)
104: quit();
105:
106: /*
107: * Copy the messages into /tmp
108: * and set pointers.
109: */
110: readonly = 0;
1.26 millert 111: if ((i = open(name, O_WRONLY, 0)) < 0)
1.1 deraadt 112: readonly++;
113: else
1.6 millert 114: (void)close(i);
1.1 deraadt 115: if (shudclob) {
1.6 millert 116: (void)fclose(itf);
117: (void)fclose(otf);
1.1 deraadt 118: }
119: shudclob = 1;
120: edit = isedit;
1.27 millert 121: strlcpy(prevfile, mailname, PATHSIZE);
1.26 millert 122: if (name != mailname)
123: strlcpy(mailname, name, sizeof(mailname));
1.1 deraadt 124: mailsize = fsize(ibuf);
1.11 millert 125: (void)snprintf(tempname, sizeof(tempname),
126: "%s/mail.RxXXXXXXXXXX", tmpdir);
127: if ((fd = mkstemp(tempname)) == -1 ||
128: (otf = fdopen(fd, "w")) == NULL)
1.20 millert 129: err(1, "%s", tempname);
1.35 okan 130: (void)fcntl(fileno(otf), F_SETFD, FD_CLOEXEC);
1.11 millert 131: if ((itf = fopen(tempname, "r")) == NULL)
1.20 millert 132: err(1, "%s", tempname);
1.35 okan 133: (void)fcntl(fileno(itf), F_SETFD, FD_CLOEXEC);
1.12 millert 134: (void)rm(tempname);
1.32 deraadt 135: setptr(ibuf, (off_t)0);
1.1 deraadt 136: setmsize(msgCount);
1.6 millert 137: /*
138: * New mail may have arrived while we were reading
139: * the mail file, so reset mailsize to be where
140: * we really are in the file...
141: */
142: mailsize = ftell(ibuf);
143: (void)Fclose(ibuf);
1.1 deraadt 144: relsesigs();
145: sawcom = 0;
146: if (!edit && msgCount == 0) {
147: nomail:
148: fprintf(stderr, "No mail for %s\n", who);
1.6 millert 149: return(-1);
1.1 deraadt 150: }
151: return(0);
152: }
153:
1.6 millert 154: /*
155: * Incorporate any new mail that has arrived since we first
156: * started reading mail.
157: */
158: int
1.26 millert 159: incfile(void)
1.6 millert 160: {
161: int newsize;
162: int omsgCount = msgCount;
163: FILE *ibuf;
164:
165: ibuf = Fopen(mailname, "r");
166: if (ibuf == NULL)
167: return(-1);
168: holdsigs();
1.24 deraadt 169: if (!spool_lock()) {
170: (void)Fclose(ibuf);
171: relsesigs();
1.10 millert 172: return(-1);
1.24 deraadt 173: }
1.6 millert 174: newsize = fsize(ibuf);
1.9 millert 175: /* make sure mail box has grown and is non-empty */
176: if (newsize == 0 || newsize <= mailsize) {
1.24 deraadt 177: (void)Fclose(ibuf);
1.10 millert 178: spool_unlock();
1.9 millert 179: relsesigs();
180: return(newsize == mailsize ? 0 : -1);
181: }
1.6 millert 182: setptr(ibuf, mailsize);
183: setmsize(msgCount);
184: mailsize = ftell(ibuf);
185: (void)Fclose(ibuf);
1.10 millert 186: spool_unlock();
1.6 millert 187: relsesigs();
188: return(msgCount - omsgCount);
189: }
190:
191:
1.1 deraadt 192: int *msgvec;
1.25 millert 193: int reset_on_stop; /* reset prompt if stopped */
1.1 deraadt 194:
195: /*
196: * Interpret user commands one by one. If standard input is not a tty,
197: * print no prompt.
198: */
199: void
1.26 millert 200: commands(void)
1.1 deraadt 201: {
1.25 millert 202: int n, sig, *sigp;
203: int eofloop = 0;
1.1 deraadt 204: char linebuf[LINESIZE];
205:
1.25 millert 206: prompt:
1.1 deraadt 207: for (;;) {
208: /*
209: * Print the prompt, if needed. Clear out
210: * string space, and flush the output.
211: */
1.8 millert 212: if (!sourcing && value("interactive") != NULL) {
213: if ((value("autoinc") != NULL) && (incfile() > 0))
1.6 millert 214: puts("New mail has arrived.");
1.1 deraadt 215: reset_on_stop = 1;
1.21 deraadt 216: printf("%s", prompt);
1.1 deraadt 217: }
218: fflush(stdout);
219: sreset();
220: /*
221: * Read a line of commands from the current input
222: * and handle end of file specially.
223: */
224: n = 0;
1.25 millert 225: sig = 0;
226: sigp = sourcing ? NULL : &sig;
1.1 deraadt 227: for (;;) {
1.25 millert 228: if (readline(input, &linebuf[n], LINESIZE - n, sigp) < 0) {
229: if (sig) {
230: if (sig == SIGINT)
231: dointr();
232: else if (sig == SIGHUP)
233: /* nothing to do? */
234: exit(1);
235: else {
236: /* Stopped by job control */
237: (void)kill(0, sig);
238: if (reset_on_stop)
239: reset_on_stop = 0;
240: }
241: goto prompt;
242: }
1.1 deraadt 243: if (n == 0)
244: n = -1;
245: break;
246: }
247: if ((n = strlen(linebuf)) == 0)
248: break;
249: n--;
250: if (linebuf[n] != '\\')
251: break;
252: linebuf[n++] = ' ';
253: }
254: reset_on_stop = 0;
255: if (n < 0) {
256: /* eof */
257: if (loading)
258: break;
259: if (sourcing) {
260: unstack();
261: continue;
262: }
1.8 millert 263: if (value("interactive") != NULL &&
264: value("ignoreeof") != NULL &&
1.1 deraadt 265: ++eofloop < 25) {
1.6 millert 266: puts("Use \"quit\" to quit.");
1.1 deraadt 267: continue;
268: }
269: break;
270: }
271: eofloop = 0;
272: if (execute(linebuf, 0))
273: break;
274: }
275: }
276:
277: /*
278: * Execute a single command.
279: * Command functions return 0 for success, 1 for error, and -1
280: * for abort. A 1 or -1 aborts a load or source. A -1 aborts
281: * the interactive command loop.
282: * Contxt is non-zero if called while composing mail.
283: */
284: int
1.26 millert 285: execute(char *linebuf, int contxt)
1.1 deraadt 286: {
287: char word[LINESIZE];
288: char *arglist[MAXARGC];
1.15 millert 289: char *cp, *cp2;
290: int c, muvec[2];
1.1 deraadt 291: int e = 1;
292:
1.22 millert 293: com = NULL;
294:
1.1 deraadt 295: /*
296: * Strip the white space away from the beginning
297: * of the command, then scan out a word, which
298: * consists of anything except digits and white space.
299: *
300: * Handle ! escapes differently to get the correct
301: * lexical conventions.
302: */
1.36 okan 303: for (cp = linebuf; isspace((unsigned char)*cp); cp++)
1.1 deraadt 304: ;
305: if (*cp == '!') {
306: if (sourcing) {
1.6 millert 307: puts("Can't \"!\" while sourcing");
1.1 deraadt 308: goto out;
309: }
310: shell(cp+1);
311: return(0);
312: }
313: cp2 = word;
1.36 okan 314: while (*cp &&
315: strchr(" \t0123456789$^.:/-+*'\"", (unsigned char)*cp) == NULL)
1.1 deraadt 316: *cp2++ = *cp++;
317: *cp2 = '\0';
318:
319: /*
320: * Look up the command; if not found, bitch.
321: * Normally, a blank command would map to the
322: * first command in the table; while sourcing,
323: * however, we ignore blank lines to eliminate
324: * confusion.
325: */
326: if (sourcing && *word == '\0')
327: return(0);
328: com = lex(word);
1.26 millert 329: if (com == NULL) {
1.1 deraadt 330: printf("Unknown command: \"%s\"\n", word);
331: goto out;
332: }
333:
334: /*
335: * See if we should execute the command -- if a conditional
336: * we always execute it, otherwise, check the state of cond.
337: */
338: if ((com->c_argtype & F) == 0)
1.3 deraadt 339: if ((cond == CRCV && !rcvmode) || (cond == CSEND && rcvmode))
1.1 deraadt 340: return(0);
341:
342: /*
343: * Process the arguments to the command, depending
344: * on the type he expects. Default to an error.
345: * If we are sourcing an interactive command, it's
346: * an error.
347: */
348: if (!rcvmode && (com->c_argtype & M) == 0) {
349: printf("May not execute \"%s\" while sending\n",
350: com->c_name);
351: goto out;
352: }
353: if (sourcing && com->c_argtype & I) {
354: printf("May not execute \"%s\" while sourcing\n",
355: com->c_name);
356: goto out;
357: }
358: if (readonly && com->c_argtype & W) {
359: printf("May not execute \"%s\" -- message file is read only\n",
360: com->c_name);
361: goto out;
362: }
363: if (contxt && com->c_argtype & R) {
364: printf("Cannot recursively invoke \"%s\"\n", com->c_name);
365: goto out;
366: }
367: switch (com->c_argtype & ~(F|P|I|M|T|W|R)) {
1.22 millert 368: case MSGLIST|STRLIST:
369: /*
370: * A message list defaulting to nearest forward
371: * legal message.
372: */
373: if (msgvec == 0) {
374: puts("Illegal use of \"message list\"");
375: break;
376: }
377: /*
378: * remove leading blanks.
379: */
1.36 okan 380: while (isspace((unsigned char)*cp))
1.22 millert 381: cp++;
382:
1.36 okan 383: if (isdigit((unsigned char)*cp) || *cp == ':') {
1.22 millert 384: if ((c = getmsglist(cp, msgvec, com->c_msgflag)) < 0)
385: break;
386: /* position to next space - past the message list */
1.36 okan 387: while (!isspace((unsigned char)*cp))
1.22 millert 388: cp++;
389: /* position to next non-space */
1.36 okan 390: while (isspace((unsigned char)*cp))
1.22 millert 391: cp++;
392: } else {
393: c = 0; /* no message list */
394: }
395:
396: if (c == 0) {
397: *msgvec = first(com->c_msgflag,
398: com->c_msgmask);
1.34 miod 399: msgvec[1] = 0;
1.22 millert 400: }
1.30 avsm 401: if (*msgvec == 0) {
1.22 millert 402: puts("No applicable messages");
403: break;
404: }
405: /*
406: * Just the straight string, with
407: * leading blanks removed.
408: */
1.36 okan 409: while (isspace((unsigned char)*cp))
1.22 millert 410: cp++;
411:
412: e = (*com->c_func2)(msgvec, cp);
413: break;
414:
1.1 deraadt 415: case MSGLIST:
416: /*
417: * A message list defaulting to nearest forward
418: * legal message.
419: */
1.31 millert 420: if (msgvec == NULL) {
1.6 millert 421: puts("Illegal use of \"message list\"");
1.1 deraadt 422: break;
423: }
424: if ((c = getmsglist(cp, msgvec, com->c_msgflag)) < 0)
425: break;
426: if (c == 0) {
427: *msgvec = first(com->c_msgflag,
428: com->c_msgmask);
1.34 miod 429: msgvec[1] = 0;
1.1 deraadt 430: }
1.30 avsm 431: if (*msgvec == 0) {
1.6 millert 432: puts("No applicable messages");
1.1 deraadt 433: break;
434: }
435: e = (*com->c_func)(msgvec);
436: break;
437:
438: case NDMLIST:
439: /*
440: * A message list with no defaults, but no error
441: * if none exist.
442: */
443: if (msgvec == 0) {
1.6 millert 444: puts("Illegal use of \"message list\"");
1.1 deraadt 445: break;
446: }
447: if (getmsglist(cp, msgvec, com->c_msgflag) < 0)
448: break;
449: e = (*com->c_func)(msgvec);
450: break;
451:
452: case STRLIST:
453: /*
454: * Just the straight string, with
455: * leading blanks removed.
456: */
1.36 okan 457: while (isspace((unsigned char)*cp))
1.1 deraadt 458: cp++;
459: e = (*com->c_func)(cp);
460: break;
461:
462: case RAWLIST:
463: /*
464: * A vector of strings, in shell style.
465: */
466: if ((c = getrawlist(cp, arglist,
1.6 millert 467: sizeof(arglist) / sizeof(*arglist))) < 0)
1.1 deraadt 468: break;
469: if (c < com->c_minargs) {
470: printf("%s requires at least %d arg(s)\n",
471: com->c_name, com->c_minargs);
472: break;
473: }
474: if (c > com->c_maxargs) {
475: printf("%s takes no more than %d arg(s)\n",
476: com->c_name, com->c_maxargs);
477: break;
478: }
479: e = (*com->c_func)(arglist);
480: break;
481:
482: case NOLIST:
483: /*
484: * Just the constant zero, for exiting,
485: * eg.
486: */
487: e = (*com->c_func)(0);
488: break;
489:
490: default:
1.15 millert 491: errx(1, "Unknown argtype");
1.1 deraadt 492: }
493:
494: out:
495: /*
496: * Exit the current source file on
497: * error.
498: */
499: if (e) {
500: if (e < 0)
1.6 millert 501: return(1);
1.1 deraadt 502: if (loading)
1.6 millert 503: return(1);
1.1 deraadt 504: if (sourcing)
505: unstack();
1.6 millert 506: return(0);
1.1 deraadt 507: }
1.3 deraadt 508: if (com == NULL)
509: return(0);
1.8 millert 510: if (value("autoprint") != NULL && com->c_argtype & P)
1.1 deraadt 511: if ((dot->m_flag & MDELETED) == 0) {
512: muvec[0] = dot - &message[0] + 1;
513: muvec[1] = 0;
514: type(muvec);
515: }
516: if (!sourcing && (com->c_argtype & T) == 0)
517: sawcom = 1;
518: return(0);
519: }
520:
521: /*
522: * Set the size of the message vector used to construct argument
523: * lists to message list functions.
524: */
525: void
1.27 millert 526: setmsize(int n)
1.1 deraadt 527: {
1.29 tedu 528: int *msgvec2;
1.27 millert 529: size_t msize;
1.1 deraadt 530:
1.27 millert 531: msize = (n + 1) * sizeof(*msgvec);
1.29 tedu 532: if ((msgvec2 = realloc(msgvec, msize)) == NULL)
1.27 millert 533: errx(1, "Out of memory");
1.29 tedu 534: msgvec = msgvec2;
1.27 millert 535: memset(msgvec, 0, msize);
1.1 deraadt 536: }
537:
538: /*
539: * Find the correct command in the command table corresponding
540: * to the passed command "word"
541: */
542:
1.2 niklas 543: const struct cmd *
1.26 millert 544: lex(char *word)
1.1 deraadt 545: {
1.2 niklas 546: extern const struct cmd cmdtab[];
1.15 millert 547: const struct cmd *cp;
1.1 deraadt 548:
1.18 millert 549: if (word[0] == '#')
550: word = "#";
1.8 millert 551: for (cp = &cmdtab[0]; cp->c_name != NULL; cp++)
1.1 deraadt 552: if (isprefix(word, cp->c_name))
553: return(cp);
1.26 millert 554: return(NULL);
1.1 deraadt 555: }
556:
557: /*
558: * Determine if as1 is a valid prefix of as2.
559: * Return true if yep.
560: */
561: int
1.26 millert 562: isprefix(char *as1, char *as2)
1.1 deraadt 563: {
1.15 millert 564: char *s1, *s2;
1.1 deraadt 565:
566: s1 = as1;
567: s2 = as2;
568: while (*s1++ == *s2)
569: if (*s2++ == '\0')
570: return(1);
571: return(*--s1 == '\0');
572: }
573:
574: /*
575: * The following gets called on receipt of an interrupt. This is
576: * to abort printout of a command, mainly.
577: * Dispatching here when command() is inactive crashes rcv.
578: * Close all open files except 0, 1, 2, and the temporary.
579: * Also, unstack all source files.
580: */
581: int inithdr; /* am printing startup headers */
582:
583: void
1.26 millert 584: dointr(void)
1.1 deraadt 585: {
586:
587: noreset = 0;
588: if (!inithdr)
589: sawcom++;
590: inithdr = 0;
591: while (sourcing)
592: unstack();
593:
594: close_all_files();
595:
596: if (image >= 0) {
1.6 millert 597: (void)close(image);
1.1 deraadt 598: image = -1;
599: }
1.6 millert 600: fputs("Interrupt\n", stderr);
1.1 deraadt 601: }
602:
603: /*
604: * Announce the presence of the current Mail version,
605: * give the message count, and print a header listing.
606: */
607: void
1.26 millert 608: announce(void)
1.1 deraadt 609: {
610: int vec[2], mdot;
611:
1.6 millert 612: mdot = newfileinfo(0);
1.1 deraadt 613: vec[0] = mdot;
614: vec[1] = 0;
615: dot = &message[mdot - 1];
1.8 millert 616: if (msgCount > 0 && value("noheader") == NULL) {
1.1 deraadt 617: inithdr++;
618: headers(vec);
619: inithdr = 0;
620: }
621: }
622:
623: /*
624: * Announce information about the file we are editing.
625: * Return a likely place to set dot.
626: */
627: int
1.26 millert 628: newfileinfo(int omsgCount)
1.1 deraadt 629: {
1.15 millert 630: struct message *mp;
631: int u, n, mdot, d, s;
1.6 millert 632: char fname[PATHSIZE], zname[PATHSIZE], *ename;
1.1 deraadt 633:
1.6 millert 634: for (mp = &message[omsgCount]; mp < &message[msgCount]; mp++)
1.1 deraadt 635: if (mp->m_flag & MNEW)
636: break;
637: if (mp >= &message[msgCount])
1.6 millert 638: for (mp = &message[omsgCount]; mp < &message[msgCount]; mp++)
1.1 deraadt 639: if ((mp->m_flag & MREAD) == 0)
640: break;
641: if (mp < &message[msgCount])
642: mdot = mp - &message[0] + 1;
643: else
1.6 millert 644: mdot = omsgCount + 1;
1.1 deraadt 645: s = d = 0;
646: for (mp = &message[0], n = 0, u = 0; mp < &message[msgCount]; mp++) {
647: if (mp->m_flag & MNEW)
648: n++;
649: if ((mp->m_flag & MREAD) == 0)
650: u++;
651: if (mp->m_flag & MDELETED)
652: d++;
653: if (mp->m_flag & MSAVED)
654: s++;
655: }
656: ename = mailname;
1.6 millert 657: if (getfold(fname, sizeof(fname)) >= 0) {
1.26 millert 658: strlcat(fname, "/", sizeof(fname));
1.1 deraadt 659: if (strncmp(fname, mailname, strlen(fname)) == 0) {
1.12 millert 660: (void)snprintf(zname, sizeof(zname), "+%s",
1.6 millert 661: mailname + strlen(fname));
1.1 deraadt 662: ename = zname;
663: }
664: }
665: printf("\"%s\": ", ename);
666: if (msgCount == 1)
1.6 millert 667: fputs("1 message", stdout);
1.1 deraadt 668: else
669: printf("%d messages", msgCount);
670: if (n > 0)
671: printf(" %d new", n);
672: if (u-n > 0)
673: printf(" %d unread", u);
674: if (d > 0)
675: printf(" %d deleted", d);
676: if (s > 0)
677: printf(" %d saved", s);
678: if (readonly)
1.6 millert 679: fputs(" [Read only]", stdout);
680: putchar('\n');
1.1 deraadt 681: return(mdot);
682: }
683:
684: /*
685: * Print the current version number.
686: */
687: /*ARGSUSED*/
688: int
1.26 millert 689: pversion(void *v)
1.1 deraadt 690: {
1.26 millert 691: extern const char version[];
1.1 deraadt 692:
693: printf("Version %s\n", version);
694: return(0);
695: }
696:
697: /*
698: * Load a file of user definitions.
699: */
700: void
1.26 millert 701: load(char *name)
1.1 deraadt 702: {
1.15 millert 703: FILE *in, *oldin;
1.1 deraadt 704:
705: if ((in = Fopen(name, "r")) == NULL)
706: return;
707: oldin = input;
708: input = in;
709: loading = 1;
710: sourcing = 1;
711: commands();
712: loading = 0;
713: sourcing = 0;
714: input = oldin;
1.6 millert 715: (void)Fclose(in);
1.1 deraadt 716: }