Esempio n. 1
0
static FILE *
infix(struct header *hp, FILE *fi)
{
	register FILE *nfo, *nfi;
	register int c;
	char *postmark, *returnaddr;
	int fd = -1;

	rewind(fi);
	if ((fd = open(tempMail, O_RDWR|O_CREAT|O_EXCL, 0600)) < 0 ||
	(nfo = fdopen(fd, "w")) == NULL) {
		perror(tempMail);
		return(fi);
	}
	if ((nfi = fopen(tempMail, "r")) == NULL) {
		perror(tempMail);
		fclose(nfo);
		return(fi);
	}
	removefile(tempMail);
	postmark = value("postmark");
	returnaddr = value("returnaddr");
	if ((postmark != NOSTR) || (returnaddr != NOSTR)) {
		if (returnaddr && *returnaddr)
			fprintf(nfo, "From: %s", returnaddr);
		else
			fprintf(nfo, "From: %s@%s", myname, host);
		if (postmark && *postmark)
			fprintf(nfo, " (%s)", postmark);
		putc('\n', nfo);
	}
	puthead(hp, nfo, (GMASK & ~GBCC) | GCLEN, fsize(fi));
	textpos = ftell(nfo);
	while ((c = getc(fi)) != EOF)
		putc(c, nfo);
	if (ferror(fi)) {
		perror("read");
		return(fi);
	}
	fflush(nfo);
	if (fferror(nfo)) {
		perror(tempMail);
		fclose(nfo);
		fclose(nfi);
		return(fi);
	}
	fclose(nfo);
	fclose(fi);
	rewind(nfi);
	return(nfi);
}
Esempio n. 2
0
startproc(Extsym *progname, int Class)
#endif
{
	register struct Entrypoint *p;

	p = ALLOC(Entrypoint);
	if(Class == CLMAIN) {
		puthead(CNULL, CLMAIN);
		if (progname)
		    strcpy (main_alias, progname->cextname);
	} else {
		if (progname) {
			/* Construct an empty subroutine with this name */
			/* in case the name is needed to force loading */
			/* of this block-data subprogram: the name can */
			/* appear elsewhere in an external statement. */
			entrypt(CLPROC, TYSUBR, (ftnint)0, progname, (chainp)0);
			endproc();
			newproc();
			}
		puthead(CNULL, CLBLOCK);
		}
	if(Class == CLMAIN)
		newentry( mkname(" MAIN"), 0 )->extinit = 1;
	p->entryname = progname;
	entries = p;

	procclass = Class;
	fprintf(diagfile, "   %s", (Class==CLMAIN ? "MAIN" : "BLOCK DATA") );
	if(progname) {
		fprintf(diagfile, " %s", progname->fextname);
		procname = progname->cextname;
		}
	fprintf(diagfile, ":\n");
	fflush(diagfile);
}
Esempio n. 3
0
entrypt(int Class, int type, ftnint length, Extsym *entry, chainp args)
#endif
{
	register Namep q;
	register struct Entrypoint *p;

	if(Class != CLENTRY)
		puthead( procname = entry->cextname, Class);
	else
		fprintf(diagfile, "       entry ");
	fprintf(diagfile, "   %s:\n", entry->fextname);
	fflush(diagfile);
	q = mkname(entry->fextname);
	if (type == TYSUBR)
		q->vstg = STGEXT;

	type = lengtype(type, length);
	if(Class == CLPROC)
	{
		procclass = CLPROC;
		proctype = type;
		procleng = type == TYCHAR ? length : 0;
	}

	p = ALLOC(Entrypoint);

	p->entnextp = entries;
	entries = p;

	p->entryname = entry;
	p->arglist = revchain(args);
	p->enamep = q;

	if(Class == CLENTRY)
	{
		Class = CLPROC;
		if(proctype == TYSUBR)
			type = TYSUBR;
	}

	q->vclass = Class;
	q->vprocclass = 0;
	settype(q, type, length);
	q->vprocclass = PTHISPROC;
	/* hold all initial entry points till end of declarations */
	if(parstate >= INDATA)
		doentry(p);
}
Esempio n. 4
0
/*
 * Prepend a header in front of the collected stuff
 * and return the new file.
 */
FILE *
infix(struct header *hp, FILE *fi)
{
	FILE *nfo, *nfi;
	int c, fd;
	char tempname[PATHSIZE];

	(void)snprintf(tempname, sizeof(tempname),
	    "%s/mail.RsXXXXXXXXXX", tmpdir);
	if ((fd = mkstemp(tempname)) == -1 ||
	    (nfo = Fdopen(fd, "w")) == NULL) {
		warn("%s", tempname);
		return (fi);
	}
	if ((nfi = Fopen(tempname, "r")) == NULL) {
		warn("%s", tempname);
		(void)Fclose(nfo);
		(void)rm(tempname);
		return (fi);
	}
	(void)rm(tempname);
	(void)puthead(hp, nfo,
	    GTO|GSUBJECT|GCC|GBCC|GREPLYTO|GINREPLYTO|GNL|GCOMMA);
	c = getc(fi);
	while (c != EOF) {
		(void)putc(c, nfo);
		c = getc(fi);
	}
	if (ferror(fi)) {
		warnx("read");
		rewind(fi);
		return (fi);
	}
	(void)fflush(nfo);
	if (ferror(nfo)) {
		warn("%s", tempname);
		(void)Fclose(nfo);
		(void)Fclose(nfi);
		rewind(fi);
		return (fi);
	}
	(void)Fclose(nfo);
	(void)Fclose(fi);
	rewind(nfi);
	return (nfi);
}
Esempio n. 5
0
/*
 * Save the outgoing mail on the passed file.
 */
static int
savemail(char name[], struct header *hp, FILE *fi)
{
	register FILE *fo;
	time_t now;
	char *n;
#ifdef preSVr4
	char line[BUFSIZ];
#else
	int c;
#endif

	if (debug)
		fprintf(stderr, gettext("save in '%s'\n"), name);
	if ((fo = fopen(name, "a")) == NULL) {
		perror(name);
		return(-1);
	}
	time(&now);
	n = rflag;
	if (n == NOSTR)
		n = myname;
	fprintf(fo, "From %s %s", n, ctime(&now));
	puthead(hp, fo, GMASK|GCLEN, fsize(fi) - textpos);
	fseek(fi, textpos, 0);
#ifdef preSVr4
	while (fgets(line, sizeof line, fi)) {
		if (!strncmp(line, "From ", 5))
			putc('>', fo);
		fputs(line, fo);
	}
#else
	while ((c = getc(fi)) != EOF)
		putc(c, fo);
#endif
	putc('\n', fo);
	fflush(fo);
	if (fferror(fo))
		perror(name);
	fclose(fo);
	return(0);
}
Esempio n. 6
0
FILE *
collect(struct header *hp, int printheaders)
{
	FILE *fbuf;
	int lc, cc, escape, eofcount, fd, c, t;
	char linebuf[LINESIZE], tempname[PATHSIZE], *cp, getsub;
	sigset_t nset;
	int longline, lastlong, rc;	/* So we don't make 2 or more lines
					   out of a long input line. */

	collf = NULL;
	/*
	 * Start catching signals from here, but we're still die on interrupts
	 * until we're in the main loop.
	 */
	(void)sigemptyset(&nset);
	(void)sigaddset(&nset, SIGINT);
	(void)sigaddset(&nset, SIGHUP);
	(void)sigprocmask(SIG_BLOCK, &nset, NULL);
	if ((saveint = signal(SIGINT, SIG_IGN)) != SIG_IGN)
		(void)signal(SIGINT, collint);
	if ((savehup = signal(SIGHUP, SIG_IGN)) != SIG_IGN)
		(void)signal(SIGHUP, collhup);
	savetstp = signal(SIGTSTP, collstop);
	savettou = signal(SIGTTOU, collstop);
	savettin = signal(SIGTTIN, collstop);
	if (setjmp(collabort) || setjmp(colljmp)) {
		(void)rm(tempname);
		goto err;
	}
	(void)sigprocmask(SIG_UNBLOCK, &nset, NULL);

	noreset++;
	(void)snprintf(tempname, sizeof(tempname),
	    "%s/mail.RsXXXXXXXXXX", tmpdir);
	if ((fd = mkstemp(tempname)) == -1 ||
	    (collf = Fdopen(fd, "w+")) == NULL) {
		warn("%s", tempname);
		goto err;
	}
	(void)rm(tempname);

	/*
	 * If we are going to prompt for a subject,
	 * refrain from printing a newline after
	 * the headers (since some people mind).
	 */
	t = GTO|GSUBJECT|GCC|GNL;
	getsub = 0;
	if (hp->h_subject == NULL && value("interactive") != NULL &&
	    (value("ask") != NULL || value("asksub") != NULL))
		t &= ~GNL, getsub++;
	if (printheaders) {
		puthead(hp, stdout, t);
		(void)fflush(stdout);
	}
	if ((cp = value("escape")) != NULL)
		escape = *cp;
	else
		escape = ESCAPE;
	eofcount = 0;
	hadintr = 0;
	lastlong = 0;
	longline = 0;

	if (!setjmp(colljmp)) {
		if (getsub)
			grabh(hp, GSUBJECT);
	} else {
		/*
		 * Come here for printing the after-signal message.
		 * Duplicate messages won't be printed because
		 * the write is aborted if we get a SIGTTOU.
		 */
cont:
		if (hadintr) {
			(void)fflush(stdout);
			fprintf(stderr,
			"\n(Interrupt -- one more to kill letter)\n");
		} else {
			printf("(continue)\n");
			(void)fflush(stdout);
		}
	}
	for (;;) {
		colljmp_p = 1;
		c = readline(stdin, linebuf, LINESIZE);
		colljmp_p = 0;
		if (c < 0) {
			if (value("interactive") != NULL &&
			    value("ignoreeof") != NULL && ++eofcount < 25) {
				printf("Use \".\" to terminate letter\n");
				continue;
			}
			break;
		}
		lastlong = longline;
		longline = c == LINESIZE - 1;
		eofcount = 0;
		hadintr = 0;
		if (linebuf[0] == '.' && linebuf[1] == '\0' &&
		    value("interactive") != NULL && !lastlong &&
		    (value("dot") != NULL || value("ignoreeof") != NULL))
			break;
		if (linebuf[0] != escape || value("interactive") == NULL ||
		    lastlong) {
			if (putline(collf, linebuf, !longline) < 0)
				goto err;
			continue;
		}
		c = linebuf[1];
		switch (c) {
		default:
			/*
			 * On double escape, just send the single one.
			 * Otherwise, it's an error.
			 */
			if (c == escape) {
				if (putline(collf, &linebuf[1], !longline) < 0)
					goto err;
				else
					break;
			}
			printf("Unknown tilde escape.\n");
			break;
		case 'C':
			/*
			 * Dump core.
			 */
			core();
			break;
		case '!':
			/*
			 * Shell escape, send the balance of the
			 * line to sh -c.
			 */
			shell(&linebuf[2]);
			break;
		case ':':
		case '_':
			/*
			 * Escape to command mode, but be nice!
			 */
			execute(&linebuf[2], 1);
			goto cont;
		case '.':
			/*
			 * Simulate end of file on input.
			 */
			goto out;
		case 'q':
			/*
			 * Force a quit of sending mail.
			 * Act like an interrupt happened.
			 */
			hadintr++;
			collint(SIGINT);
			exit(1);
		case 'x':
			/*
			 * Exit, do not save in dead.letter.
			 */
			goto err;
		case 'h':
			/*
			 * Grab a bunch of headers.
			 */
			grabh(hp, GTO|GSUBJECT|GCC|GBCC);
			goto cont;
		case 't':
			/*
			 * Add to the To list.
			 */
			hp->h_to = cat(hp->h_to, extract(&linebuf[2], GTO));
			break;
		case 's':
			/*
			 * Set the Subject line.
			 */
			cp = &linebuf[2];
			while (isspace((unsigned char)*cp))
				cp++;
			hp->h_subject = savestr(cp);
			break;
		case 'R':
			/*
			 * Set the Reply-To line.
			 */
			cp = &linebuf[2];
			while (isspace((unsigned char)*cp))
				cp++;
			hp->h_replyto = savestr(cp);
			break;
		case 'c':
			/*
			 * Add to the CC list.
			 */
			hp->h_cc = cat(hp->h_cc, extract(&linebuf[2], GCC));
			break;
		case 'b':
			/*
			 * Add to the BCC list.
			 */
			hp->h_bcc = cat(hp->h_bcc, extract(&linebuf[2], GBCC));
			break;
		case 'i':
		case 'A':
		case 'a':
			/*
			 * Insert named variable in message.
			 */
			switch(c) {
				case 'i':
					cp = &linebuf[2];
					while(isspace((unsigned char)*cp))
						cp++;
					break;
				case 'a':
					cp = "sign";
					break;
				case 'A':
					cp = "Sign";
					break;
				default:
					goto err;
			}

			if(*cp != '\0' && (cp = value(cp)) != NULL) {
				printf("%s\n", cp);
				if(putline(collf, cp, 1) < 0)
					goto err;
			}

			break;
		case 'd':
			/*
			 * Read in the dead letter file.
			 */
			if (strlcpy(linebuf + 2, getdeadletter(),
				sizeof(linebuf) - 2)
			    >= sizeof(linebuf) - 2) {
				printf("Line buffer overflow\n");
				break;
			}
			/* FALLTHROUGH */
		case 'r':
		case '<':
			/*
			 * Invoke a file:
			 * Search for the file name,
			 * then open it and copy the contents to collf.
			 */
			cp = &linebuf[2];
			while (isspace((unsigned char)*cp))
				cp++;
			if (*cp == '\0') {
				printf("Interpolate what file?\n");
				break;
			}
			cp = expand(cp);
			if (cp == NULL)
				break;
			if (*cp == '!') {
				/*
				 * Insert stdout of command.
				 */
				char *sh;
				int nullfd, tempfd, rc;
				char tempname2[PATHSIZE];

				if ((nullfd = open(_PATH_DEVNULL, O_RDONLY, 0))
				    == -1) {
					warn(_PATH_DEVNULL);
					break;
				}

				(void)snprintf(tempname2, sizeof(tempname2),
				    "%s/mail.ReXXXXXXXXXX", tmpdir);
				if ((tempfd = mkstemp(tempname2)) == -1 ||
				    (fbuf = Fdopen(tempfd, "w+")) == NULL) {
					warn("%s", tempname2);
					break;
				}
				(void)unlink(tempname2);

				if ((sh = value("SHELL")) == NULL)
					sh = _PATH_CSHELL;

				rc = run_command(sh, 0, nullfd, fileno(fbuf),
				    "-c", cp+1, NULL);

				close(nullfd);

				if (rc < 0) {
					(void)Fclose(fbuf);
					break;
				}

				if (fsize(fbuf) == 0) {
					fprintf(stderr,
					    "No bytes from command \"%s\"\n",
					    cp+1);
					(void)Fclose(fbuf);
					break;
				}

				rewind(fbuf);
			} else if (isdir(cp)) {
				printf("%s: Directory\n", cp);
				break;
			} else if ((fbuf = Fopen(cp, "r")) == NULL) {
				warn("%s", cp);
				break;
			}
			printf("\"%s\" ", cp);
			(void)fflush(stdout);
			lc = 0;
			cc = 0;
			while ((rc = readline(fbuf, linebuf, LINESIZE)) >= 0) {
				if (rc != LINESIZE - 1)
					lc++;
				if ((t = putline(collf, linebuf,
					 rc != LINESIZE - 1)) < 0) {
					(void)Fclose(fbuf);
					goto err;
				}
				cc += t;
			}
			(void)Fclose(fbuf);
			printf("%d/%d\n", lc, cc);
			break;
		case 'w':
			/*
			 * Write the message on a file.
			 */
			cp = &linebuf[2];
			while (*cp == ' ' || *cp == '\t')
				cp++;
			if (*cp == '\0') {
				fprintf(stderr, "Write what file!?\n");
				break;
			}
			if ((cp = expand(cp)) == NULL)
				break;
			rewind(collf);
			exwrite(cp, collf, 1);
			break;
		case 'm':
		case 'M':
		case 'f':
		case 'F':
			/*
			 * Interpolate the named messages, if we
			 * are in receiving mail mode.  Does the
			 * standard list processing garbage.
			 * If ~f is given, we don't shift over.
			 */
			if (forward(linebuf + 2, collf, tempname, c) < 0)
				goto err;
			goto cont;
		case '?':
			if ((fbuf = Fopen(_PATH_TILDE, "r")) == NULL) {
				warn("%s", _PATH_TILDE);
				break;
			}
			while ((t = getc(fbuf)) != EOF)
				(void)putchar(t);
			(void)Fclose(fbuf);
			break;
		case 'p':
			/*
			 * Print out the current state of the
			 * message without altering anything.
			 */
			rewind(collf);
			printf("-------\nMessage contains:\n");
			puthead(hp, stdout, GTO|GSUBJECT|GCC|GBCC|GNL);
			while ((t = getc(collf)) != EOF)
				(void)putchar(t);
			goto cont;
		case '|':
			/*
			 * Pipe message through command.
			 * Collect output as new message.
			 */
			rewind(collf);
			mespipe(collf, &linebuf[2]);
			goto cont;
		case 'v':
		case 'e':
			/*
			 * Edit the current message.
			 * 'e' means to use EDITOR
			 * 'v' means to use VISUAL
			 */
			rewind(collf);
			mesedit(collf, c);
			goto cont;
		}
	}
	goto out;
err:
	if (collf != NULL) {
		(void)Fclose(collf);
		collf = NULL;
	}
out:
	if (collf != NULL)
		rewind(collf);
	noreset--;
	(void)sigprocmask(SIG_BLOCK, &nset, NULL);
	(void)signal(SIGINT, saveint);
	(void)signal(SIGHUP, savehup);
	(void)signal(SIGTSTP, savetstp);
	(void)signal(SIGTTOU, savettou);
	(void)signal(SIGTTIN, savettin);
	(void)sigprocmask(SIG_UNBLOCK, &nset, NULL);
	return (collf);
}
Esempio n. 7
0
FILE *
collect(struct header *hp, int printheaders, struct message *mp,
		char *quotefile, int doprefix, int tflag)
{
	FILE *fbuf;
	struct ignoretab *quoteig;
	int lc, cc, escape, eofcount;
	int c, t;
	char *linebuf = NULL, *cp, *quote = NULL;
	size_t linesize;
	char *tempMail = NULL;
	int getfields;
	sigset_t oset, nset;
	long count;
	enum sendaction	action;
	sighandler_type	savedtop;
	const char tildehelp[] =
"-------------------- ~ ESCAPES ----------------------------\n\
~~              Quote a single tilde\n\
~@ [file ...]   Edit attachment list\n\
~b users        Add users to \"blind\" cc list\n\
~c users        Add users to cc list\n\
~d              Read in dead.letter\n\
~e              Edit the message buffer\n\
~f messages     Read in messages without indenting lines\n\
~F messages     Same as ~f, but keep all header lines\n\
~h              Prompt for to list, subject, cc, and \"blind\" cc list\n\
~r file         Read a file into the message buffer\n\
~p              Print the message buffer\n\
~q              Abort message composition and save text to dead.letter\n\
~m messages     Read in messages with each line indented\n\
~M messages     Same as ~m, but keep all header lines\n\
~s subject      Set subject\n\
~t users        Add users to to list\n\
~v              Invoke display editor on message\n\
~w file         Write message onto file\n\
~x              Abort message composition and discard text written so far\n\
~!command       Invoke the shell\n\
~:command       Execute a regular command\n\
-----------------------------------------------------------\n";

	(void) &escape;
	(void) &eofcount;
	(void) &getfields;
	(void) &tempMail;
	(void) &tflag;
	(void) &quote;

	collf = NULL;
	/*
	 * Start catching signals from here, but we're still die on interrupts
	 * until we're in the main loop.
	 */
	sigemptyset(&nset);
	sigaddset(&nset, SIGINT);
	sigaddset(&nset, SIGHUP);
	sigprocmask(SIG_BLOCK, &nset, &oset);
	handlerpush(collint);
	if ((saveint = safe_signal(SIGINT, SIG_IGN)) != SIG_IGN)
		safe_signal(SIGINT, collint);
	if ((savehup = safe_signal(SIGHUP, SIG_IGN)) != SIG_IGN)
		safe_signal(SIGHUP, collhup);
	savetstp = safe_signal(SIGTSTP, collstop);
	savettou = safe_signal(SIGTTOU, collstop);
	savettin = safe_signal(SIGTTIN, collstop);
	if (sigsetjmp(collabort, 1)) {
		if (tempMail != NULL) {
			rm(tempMail);
			Ftfree(&tempMail);
		}
		goto err;
	}
	if (sigsetjmp(colljmp, 1)) {
		if (tempMail != NULL) {
			rm(tempMail);
			Ftfree(&tempMail);
		}
		goto err;
	}
	sigprocmask(SIG_SETMASK, &oset, (sigset_t *)NULL);

	noreset++;
	if ((collf = Ftemp(&tempMail, "Rs", "w+", 0600, 1)) == NULL) {
		perror(catgets(catd, CATSET, 51, "temporary mail file"));
		goto err;
	}
	unlink(tempMail);
	Ftfree(&tempMail);

	if ((cp = value("MAILX_HEAD")) != NULL) {
		if (is_a_tty[0])
			putesc(cp, stdout);
		putesc(cp, collf);
	}

	/*
	 * If we are going to prompt for a subject,
	 * refrain from printing a newline after
	 * the headers (since some people mind).
	 */
	getfields = 0;
	if (!tflag) {
		t = GTO|GSUBJECT|GCC|GNL;
		if (value("fullnames"))
			t |= GCOMMA;
		if (hp->h_subject == NULL && value("interactive") != NULL &&
			    (value("ask") != NULL || value("asksub") != NULL))
			t &= ~GNL, getfields |= GSUBJECT;
		if (hp->h_to == NULL && value("interactive") != NULL)
			t &= ~GNL, getfields |= GTO;
		if (value("bsdcompat") == NULL && value("askatend") == NULL &&
				value("interactive")) {
			if (hp->h_bcc == NULL && value("askbcc"))
				t &= ~GNL, getfields |= GBCC;
			if (hp->h_cc == NULL && value("askcc"))
				t &= ~GNL, getfields |= GCC;
		}
		if (printheaders) {
			puthead(hp, stdout, t, SEND_TODISP, CONV_NONE,
					NULL, NULL);
			fflush(stdout);
		}
	}

	/*
	 * Quote an original message
	 */
	if (mp != NULL && (doprefix || (quote = value("quote")) != NULL)) {
		quoteig = allignore;
		action = SEND_QUOTE;
		if (doprefix) {
			quoteig = fwdignore;
			if ((cp = value("fwdheading")) == NULL)
				cp = "-------- Original Message --------";
			if (*cp) {
				fprintf(collf, "%s\n", cp);
				fprintf(stdout, "%s\n", cp);
			}
		} else if (strcmp(quote, "noheading") == 0) {
			/*EMPTY*/;
		} else if (strcmp(quote, "headers") == 0) {
			quoteig = ignore;
		} else if (strcmp(quote, "allheaders") == 0) {
			quoteig = NULL;
			action = SEND_QUOTE_ALL;
		} else {
			cp = hfield("from", mp);
			if (cp != NULL) {
				mime_write(cp, strlen(cp),
						collf, CONV_FROMHDR, TD_NONE,
						NULL, (size_t) 0,
						NULL, NULL);
				mime_write(cp, strlen(cp),
						stdout, CONV_FROMHDR, TD_NONE,
						NULL, (size_t) 0,
						NULL, NULL);
				fwrite(catgets(catd, CATSET, 52,
					" wrote:\n\n"), sizeof(char), 9, collf);
				fwrite(catgets(catd, CATSET, 52,
					" wrote:\n\n"), sizeof(char), 9, stdout);
			}
		}
		cp = value("indentprefix");
		if (cp != NULL && *cp == '\0')
			cp = "\t";
		send(mp, collf, quoteig, doprefix ? NULL : cp, action, NULL);
		send(mp, stdout, quoteig, doprefix ? NULL : cp, action, NULL);
	}

	if ((cp = value("escape")) != NULL)
		escape = *cp;
	else
		escape = ESCAPE;
	eofcount = 0;
	hadintr = 0;

	if (!sigsetjmp(colljmp, 1)) {
		if (getfields)
			grabh(hp, getfields, 1);
		if (quotefile != NULL) {
			if (include_file(NULL, quotefile, &lc, &cc, 1) != 0)
				goto err;
		}
	} else {
		/*
		 * Come here for printing the after-signal message.
		 * Duplicate messages won't be printed because
		 * the write is aborted if we get a SIGTTOU.
		 */
cont:
		if (hadintr) {
			fflush(stdout);
			fprintf(stderr, catgets(catd, CATSET, 53,
				"\n(Interrupt -- one more to kill letter)\n"));
		} else {
			printf(catgets(catd, CATSET, 54, "(continue)\n"));
			fflush(stdout);
		}
	}
	if (value("interactive") == NULL && tildeflag <= 0 && !is_a_tty[0] &&
			!tflag) {
		/*
		 * No tilde escapes, interrupts not expected. Copy
		 * standard input the simple way.
		 */
		linebuf = srealloc(linebuf, linesize = BUFSIZ);
		while ((count = fread(linebuf, sizeof *linebuf,
						linesize, stdin)) > 0) {
			if (fwrite(linebuf, sizeof *linebuf,
						count, collf) != count)
				goto err;
		}
		goto out;
	}
	for (;;) {
		colljmp_p = 1;
		count = readline(stdin, &linebuf, &linesize);
		colljmp_p = 0;
		if (count < 0) {
			if (value("interactive") != NULL &&
			    value("ignoreeof") != NULL && ++eofcount < 25) {
				printf(catgets(catd, CATSET, 55,
					"Use \".\" to terminate letter\n"));
				continue;
			}
			break;
		}
		if (tflag && count == 0) {
			rewind(collf);
			if (makeheader(collf, hp) != OKAY)
				goto err;
			rewind(collf);
			tflag = 0;
			continue;
		}
		eofcount = 0;
		hadintr = 0;
		if (linebuf[0] == '.' && linebuf[1] == '\0' &&
		    value("interactive") != NULL &&
		    (value("dot") != NULL || value("ignoreeof") != NULL))
			break;
		if (linebuf[0] != escape || (value("interactive") == NULL &&
					tildeflag == 0 ||
					tildeflag < 0)) {
			if (putline(collf, linebuf, count) < 0)
				goto err;
			continue;
		}
		c = linebuf[1];
		switch (c) {
		default:
			/*
			 * On double escape, just send the single one.
			 * Otherwise, it's an error.
			 */
			if (c == escape) {
				if (putline(collf, &linebuf[1], count - 1) < 0)
					goto err;
				else
					break;
			}
			printf(catgets(catd, CATSET, 56,
					"Unknown tilde escape.\n"));
			break;
#ifdef	DEBUG_COMMANDS
		case 'C':
			/*
			 * Dump core.
			 */
			core(NULL);
			break;
#endif	/* DEBUG_COMMANDS */
		case '!':
			/*
			 * Shell escape, send the balance of the
			 * line to sh -c.
			 */
			shell(&linebuf[2]);
			break;
		case ':':
		case '_':
			/*
			 * Escape to command mode, but be nice!
			 */
			inhook = 0;
			execute(&linebuf[2], 1, count - 2);
			goto cont;
		case '.':
			/*
			 * Simulate end of file on input.
			 */
			goto out;
		case 'x':
			/*
			 * Same as 'q', but no dead.letter saving.
			 */
			hadintr++;
			collint(0);
			exit(1);
			/*NOTREACHED*/
		case 'q':
			/*
			 * Force a quit of sending mail.
			 * Act like an interrupt happened.
			 */
			hadintr++;
			collint(SIGINT);
			exit(1);
			/*NOTREACHED*/
		case 'h':
			/*
			 * Grab a bunch of headers.
			 */
			do
				grabh(hp, GTO|GSUBJECT|GCC|GBCC,
						value("bsdcompat") != NULL &&
						value("bsdorder") != NULL);
			while (hp->h_to == NULL);
			goto cont;
		case 'H':
			/*
			 * Grab extra headers.
			 */
			do
				grabh(hp, GEXTRA, 0);
			while (check_from_and_sender(hp->h_from, hp->h_sender));
			goto cont;
		case 't':
			/*
			 * Add to the To list.
			 */
			while ((hp->h_to = checkaddrs(cat(hp->h_to,
					sextract(&linebuf[2], GTO|GFULL))))
				== NULL);
			break;
		case 's':
			/*
			 * Set the Subject list.
			 */
			cp = &linebuf[2];
			while (whitechar(*cp & 0377))
				cp++;
			hp->h_subject = savestr(cp);
			break;
		case '@':
			/*
			 * Edit the attachment list.
			 */
			if (linebuf[2] != '\0')
				hp->h_attach = append_attachments(hp->h_attach,
						&linebuf[2]);
			else
				hp->h_attach = edit_attachments(hp->h_attach);
			break;
		case 'c':
			/*
			 * Add to the CC list.
			 */
			hp->h_cc = checkaddrs(cat(hp->h_cc,
				sextract(&linebuf[2], GCC|GFULL)));
			break;
		case 'b':
			/*
			 * Add stuff to blind carbon copies list.
			 */
			hp->h_bcc = checkaddrs(cat(hp->h_bcc,
				sextract(&linebuf[2], GBCC|GFULL)));
			break;
		case 'd':
			strncpy(linebuf + 2, getdeadletter(), linesize - 2);
			linebuf[linesize-1]='\0';
			/*FALLTHRU*/
		case 'r':
		case '<':
			/*
			 * Invoke a file:
			 * Search for the file name,
			 * then open it and copy the contents to collf.
			 */
			cp = &linebuf[2];
			while (whitechar(*cp & 0377))
				cp++;
			if (*cp == '\0') {
				printf(catgets(catd, CATSET, 57,
						"Interpolate what file?\n"));
				break;
			}
			if (*cp == '!') {
				insertcommand(collf, cp + 1);
				break;
			}
			cp = expand(cp);
			if (cp == NULL)
				break;
			if (is_dir(cp)) {
				printf(catgets(catd, CATSET, 58,
						"%s: Directory\n"), cp);
				break;
			}
			if ((fbuf = Fopen(cp, "r")) == NULL) {
				perror(cp);
				break;
			}
			printf(catgets(catd, CATSET, 59, "\"%s\" "), cp);
			fflush(stdout);
			if (include_file(fbuf, cp, &lc, &cc, 0) != 0)
				goto err;
			printf(catgets(catd, CATSET, 60, "%d/%d\n"), lc, cc);
			break;
		case 'i':
			/*
			 * Insert an environment variable into the file.
			 */
			cp = &linebuf[2];
			while (whitechar(*cp & 0377))
				cp++;
			if ((cp = value(cp)) == NULL || *cp == '\0')
				break;
			if (is_a_tty[0])
				putesc(cp, stdout);
			putesc(cp, collf);
			break;
		case 'a':
		case 'A':
			/*
			 * Insert the contents of a signature variable.
			 */
			if ((cp = value(c == 'a' ? "sign" : "Sign")) != NULL &&
					*cp != '\0') {
				if (is_a_tty[0])
					putesc(cp, stdout);
				putesc(cp, collf);
			}
			break;
		case 'w':
			/*
			 * Write the message on a file.
			 */
			cp = &linebuf[2];
			while (blankchar(*cp & 0377))
				cp++;
			if (*cp == '\0') {
				fprintf(stderr, catgets(catd, CATSET, 61,
						"Write what file!?\n"));
				break;
			}
			if ((cp = expand(cp)) == NULL)
				break;
			rewind(collf);
			exwrite(cp, collf, 1);
			break;
		case 'm':
		case 'M':
		case 'f':
		case 'F':
			/*
			 * Interpolate the named messages, if we
			 * are in receiving mail mode.  Does the
			 * standard list processing garbage.
			 * If ~f is given, we don't shift over.
			 */
			if (forward(linebuf + 2, collf, c) < 0)
				goto err;
			goto cont;
		case '?':
			fputs(tildehelp, stdout);
			break;
		case 'p':
			/*
			 * Print out the current state of the
			 * message without altering anything.
			 */
			print_collf(collf, hp);
			goto cont;
		case '|':
			/*
			 * Pipe message through command.
			 * Collect output as new message.
			 */
			rewind(collf);
			mespipe(&linebuf[2]);
			goto cont;
		case 'v':
		case 'e':
			/*
			 * Edit the current message.
			 * 'e' means to use EDITOR
			 * 'v' means to use VISUAL
			 */
			rewind(collf);
			mesedit(c, value("editheaders") ? hp : NULL);
			goto cont;
		}
	}
	goto out;
err:
	if (collf != NULL) {
		Fclose(collf);
		collf = NULL;
	}
out:
	if (collf != NULL) {
		if ((cp = value("MAILX_TAIL")) != NULL) {
			if (is_a_tty[0])
				putesc(cp, stdout);
			fflush(collf);
			putesc(cp, collf);
		}
		rewind(collf);
	}
	handlerpop();
	noreset--;
	sigemptyset(&nset);
	sigaddset(&nset, SIGINT);
	sigaddset(&nset, SIGHUP);
#ifndef OLDBUG
	sigprocmask(SIG_BLOCK, &nset, (sigset_t *)NULL);
#else
	sigprocmask(SIG_BLOCK, &nset, &oset);
#endif
	safe_signal(SIGINT, saveint);
	safe_signal(SIGHUP, savehup);
	safe_signal(SIGTSTP, savetstp);
	safe_signal(SIGTTOU, savettou);
	safe_signal(SIGTTIN, savettin);
	sigprocmask(SIG_SETMASK, &oset, (sigset_t *)NULL);
	return collf;
}
Esempio n. 8
0
/*
 * ~p command.
 */
static void
print_collf(FILE *collf, struct header *hp)
{
	char *lbuf = NULL;
	FILE *obuf = stdout;
	struct attachment *ap;
	char *cp;
	enum gfield	gf;
	size_t	linecnt, maxlines, linesize = 0, linelen, count, count2;

	(void)&obuf;
	(void)&cp;
	fflush(collf);
	rewind(collf);
	count = count2 = fsize(collf);
	if (is_a_tty[0] && is_a_tty[1] && (cp = value("crt")) != NULL) {
		for (linecnt = 0;
			fgetline(&lbuf, &linesize, &count2, NULL, collf, 0);
			linecnt++);
		rewind(collf);
		maxlines = (*cp == '\0' ? screensize() : atoi(cp));
		maxlines -= 4;
		if (hp->h_to)
			maxlines--;
		if (hp->h_subject)
			maxlines--;
		if (hp->h_cc)
			maxlines--;
		if (hp->h_bcc)
			maxlines--;
		if (hp->h_attach)
			maxlines--;
		maxlines -= myaddrs(hp) != NULL || hp->h_from != NULL;
		maxlines -= value("ORGANIZATION") != NULL ||
			hp->h_organization != NULL;
		maxlines -= value("replyto") != NULL || hp->h_replyto != NULL;
		maxlines -= value("sender") != NULL || hp->h_sender != NULL;
		if (linecnt > maxlines) {
			cp = get_pager();
			if (sigsetjmp(pipejmp, 1))
				goto endpipe;
			obuf = Popen(cp, "w", NULL, 1);
			if (obuf == NULL) {
				perror(cp);
				obuf = stdout;
			} else
				safe_signal(SIGPIPE, onpipe);
		}
	}
	fprintf(obuf, catgets(catd, CATSET, 62,
				"-------\nMessage contains:\n"));
	gf = GIDENT|GTO|GSUBJECT|GCC|GBCC|GNL|GFILES;
	if (value("fullnames"))
		gf |= GCOMMA;
	puthead(hp, obuf, gf, SEND_TODISP, CONV_NONE, NULL, NULL);
	while (fgetline(&lbuf, &linesize, &count, &linelen, collf, 1))
		prout(lbuf, linelen, obuf);
	if (hp->h_attach != NULL) {
		fputs(catgets(catd, CATSET, 63, "Attachments:"), obuf);
		for (ap = hp->h_attach; ap != NULL; ap = ap->a_flink) {
			if (ap->a_msgno)
				fprintf(obuf, " message %u", ap->a_msgno);
			else
				fprintf(obuf, " %s", ap->a_name);
			if (ap->a_flink)
				putc(',', obuf);
		}
		putc('\n', obuf);
	}
endpipe:
	if (obuf != stdout) {
		safe_signal(SIGPIPE, SIG_IGN);
		Pclose(obuf);
		safe_signal(SIGPIPE, dflpipe);
	}
	if (lbuf)
		free(lbuf);
}
Esempio n. 9
0
FILE *
collect(struct header *hp, int printheaders)
{
	FILE *fbuf;
	int lc, cc, fd, c, t, lastlong, rc, sig;
	int escape, eofcount, longline;
	char getsub;
	char linebuf[LINESIZE], tempname[PATHSIZE], *cp;

	collf = NULL;
	eofcount = 0;
	hadintr = 0;
	lastlong = 0;
	longline = 0;
	if ((cp = value("escape")) != NULL)
		escape = *cp;
	else
		escape = ESCAPE;
	noreset++;

	(void)snprintf(tempname, sizeof(tempname),
	    "%s/mail.RsXXXXXXXXXX", tmpdir);
	if ((fd = mkstemp(tempname)) == -1 ||
	    (collf = Fdopen(fd, "w+")) == NULL) {
		warn("%s", tempname);
		goto err;
	}
	(void)rm(tempname);

	/*
	 * If we are going to prompt for a subject,
	 * refrain from printing a newline after
	 * the headers (since some people mind).
	 */
	t = GTO|GSUBJECT|GCC|GNL;
	getsub = 0;
	if (hp->h_subject == NULL && value("interactive") != NULL &&
	    (value("ask") != NULL || value("asksub") != NULL))
		t &= ~GNL, getsub++;
	if (printheaders) {
		puthead(hp, stdout, t);
		fflush(stdout);
	}
	if (getsub && gethfromtty(hp, GSUBJECT) == -1)
		goto err;

	if (0) {
cont:
		/* Come here for printing the after-suspend message. */
		if (isatty(0)) {
			puts("(continue)");
			fflush(stdout);
		}
	}
	for (;;) {
		c = readline(stdin, linebuf, LINESIZE, &sig);

		/* Act on any signal caught during readline() ignoring 'c' */
		switch (sig) {
		case 0:
			break;
		case SIGINT:
			if (collabort())
				goto err;
			continue;
		case SIGHUP:
			rewind(collf);
			savedeadletter(collf);
			/*
			 * Let's pretend nobody else wants to clean up,
			 * a true statement at this time.
			 */
			exit(1);
		default:
			/* Stopped due to job control */
			(void)kill(0, sig);
			goto cont;
		}

		/* No signal, check for error */
		if (c < 0) {
			if (value("interactive") != NULL &&
			    value("ignoreeof") != NULL && ++eofcount < 25) {
				puts("Use \".\" to terminate letter");
				continue;
			}
			break;
		}
		lastlong = longline;
		longline = (c == LINESIZE - 1);
		eofcount = 0;
		hadintr = 0;
		if (linebuf[0] == '.' && linebuf[1] == '\0' &&
		    value("interactive") != NULL && !lastlong &&
		    (value("dot") != NULL || value("ignoreeof") != NULL))
			break;
		if (linebuf[0] != escape || value("interactive") == NULL ||
		    lastlong) {
			if (putline(collf, linebuf, !longline) < 0)
				goto err;
			continue;
		}
		c = linebuf[1];
		switch (c) {
		default:
			/*
			 * On double escape, just send the single one.
			 * Otherwise, it's an error.
			 */
			if (c == escape) {
				if (putline(collf, &linebuf[1], !longline) < 0)
					goto err;
				else
					break;
			}
			puts("Unknown tilde escape.");
			break;
		case '!':
			/*
			 * Shell escape, send the balance of the
			 * line to sh -c.
			 */
			shell(&linebuf[2]);
			break;
		case ':':
		case '_':
			/*
			 * Escape to command mode, but be nice!
			 */
			execute(&linebuf[2], 1);
			goto cont;
		case '.':
			/*
			 * Simulate end of file on input.
			 */
			goto out;
		case 'q':
			/*
			 * Force a quit of sending mail.
			 * Act like an interrupt happened.
			 */
			hadintr++;
			collabort();
			fputs("Interrupt\n", stderr);
			goto err;
		case 'x':
			/*
			 * Force a quit of sending mail.
			 * Do not save the message.
			 */
			goto err;
		case 'h':
			/*
			 * Grab a bunch of headers.
			 */
			grabh(hp, GTO|GSUBJECT|GCC|GBCC);
			goto cont;
		case 't':
			/*
			 * Add to the To list.
			 */
			hp->h_to = cat(hp->h_to, extract(&linebuf[2], GTO));
			break;
		case 's':
			/*
			 * Set the Subject list.
			 */
			cp = &linebuf[2];
			while (isspace(*cp))
				cp++;
			hp->h_subject = savestr(cp);
			break;
		case 'c':
			/*
			 * Add to the CC list.
			 */
			hp->h_cc = cat(hp->h_cc, extract(&linebuf[2], GCC));
			break;
		case 'b':
			/*
			 * Add stuff to blind carbon copies list.
			 */
			hp->h_bcc = cat(hp->h_bcc, extract(&linebuf[2], GBCC));
			break;
		case 'd':
			linebuf[2] = '\0';
			strlcat(linebuf, getdeadletter(), sizeof(linebuf));
			/* fall into . . . */
		case 'r':
		case '<':
			/*
			 * Invoke a file:
			 * Search for the file name,
			 * then open it and copy the contents to collf.
			 */
			cp = &linebuf[2];
			while (isspace(*cp))
				cp++;
			if (*cp == '\0') {
				puts("Interpolate what file?");
				break;
			}
			cp = expand(cp);
			if (cp == NULL)
				break;
			if (isdir(cp)) {
				printf("%s: Directory\n", cp);
				break;
			}
			if ((fbuf = Fopen(cp, "r")) == NULL) {
				warn("%s", cp);
				break;
			}
			printf("\"%s\" ", cp);
			fflush(stdout);
			lc = 0;
			cc = 0;
			while ((rc = readline(fbuf, linebuf, LINESIZE, NULL)) >= 0) {
				if (rc != LINESIZE - 1)
					lc++;
				if ((t = putline(collf, linebuf,
						 rc != LINESIZE-1)) < 0) {
					(void)Fclose(fbuf);
					goto err;
				}
				cc += t;
			}
			(void)Fclose(fbuf);
			printf("%d/%d\n", lc, cc);
			break;
		case 'w':
			/*
			 * Write the message on a file.
			 */
			cp = &linebuf[2];
			while (*cp == ' ' || *cp == '\t')
				cp++;
			if (*cp == '\0') {
				fputs("Write what file!?\n", stderr);
				break;
			}
			if ((cp = expand(cp)) == NULL)
				break;
			rewind(collf);
			exwrite(cp, collf, 1);
			break;
		case 'm':
		case 'M':
		case 'f':
		case 'F':
			/*
			 * Interpolate the named messages, if we
			 * are in receiving mail mode.  Does the
			 * standard list processing garbage.
			 * If ~f is given, we don't shift over.
			 */
			if (forward(linebuf + 2, collf, tempname, c) < 0)
				goto err;
			goto cont;
		case '?':
			if ((fbuf = Fopen(_PATH_TILDE, "r")) == NULL) {
				warn(_PATH_TILDE);
				break;
			}
			while ((t = getc(fbuf)) != EOF)
				(void)putchar(t);
			(void)Fclose(fbuf);
			break;
		case 'p':
			/*
			 * Print out the current state of the
			 * message without altering anything.
			 */
			rewind(collf);
			puts("-------\nMessage contains:");
			puthead(hp, stdout, GTO|GSUBJECT|GCC|GBCC|GNL);
			while ((t = getc(collf)) != EOF)
				(void)putchar(t);
			goto cont;
		case '|':
			/*
			 * Pipe message through command.
			 * Collect output as new message.
			 */
			rewind(collf);
			mespipe(collf, &linebuf[2]);
			goto cont;
		case 'v':
		case 'e':
			/*
			 * Edit the current message.
			 * 'e' means to use EDITOR
			 * 'v' means to use VISUAL
			 */
			rewind(collf);
			mesedit(collf, c);
			goto cont;
		}
	}

	if (value("interactive") != NULL) {
		if (value("askcc") != NULL || value("askbcc") != NULL) {
			if (value("askcc") != NULL) {
				if (gethfromtty(hp, GCC) == -1)
					goto err;
			}
			if (value("askbcc") != NULL) {
				if (gethfromtty(hp, GBCC) == -1)
					goto err;
			}
		} else {
			puts("EOT");
			(void)fflush(stdout);
		}
	}
	goto out;
err:
	if (collf != NULL) {
		(void)Fclose(collf);
		collf = NULL;
	}
out:
	if (collf != NULL)
		rewind(collf);
	noreset--;
	return(collf);
}
Esempio n. 10
0
/*
 * Mail a message on standard input to the people indicated
 * in the passed header.  (Internal interface).
 */
void 
mail1(struct header *hp, int use_to, char *orig_to)
{
	pid_t p, pid;
	int i, s, gotcha;
	char **namelist, *deliver;
	struct name *to, *np;
	FILE *mtf, *fp;
	int remote = rflag != NOSTR || rmail;
	char **t;
	char *deadletter;
	char recfile[PATHSIZE];

	/*
	 * Collect user's mail from standard input.
	 * Get the result as mtf.
	 */

	pid = (pid_t)-1;
	if ((mtf = collect(hp)) == NULL)
		return;
	hp->h_seq = 1;
	if (hp->h_subject == NOSTR)
		hp->h_subject = sflag;
	if (fsize(mtf) == 0 && hp->h_subject == NOSTR) {
		printf(gettext("No message !?!\n"));
		goto out;
	}
	if (intty) {
		printf(gettext("EOT\n"));
		flush();
	}

	/*
	 * If we need to use the To: line to determine the record
	 * file, save a copy of it before it's sorted below.
	 */

	if (use_to && orig_to == NOSTR && hp->h_to != NOSTR)
		orig_to = strcpy((char *)salloc(strlen(hp->h_to)+1), hp->h_to);
	else if (orig_to == NOSTR)
		orig_to = "";

	/*
	 * Now, take the user names from the combined
	 * to and cc lists and do all the alias
	 * processing.
	 */

	senderr = 0;
	to = cat(extract(hp->h_bcc, GBCC),
	     cat(extract(hp->h_to, GTO),
	     extract(hp->h_cc, GCC)));
	to = translate(outpre(elide(usermap(to))));
	if (!senderr)
		mapf(to, myname);
	mechk(to);
	for (gotcha = 0, np = to; np != NIL; np = np->n_flink)
		if ((np->n_type & GDEL) == 0)
			gotcha++;
	hp->h_to = detract(to, GTO);
	hp->h_cc = detract(to, GCC);
	hp->h_bcc = detract(to, GBCC);
	if ((mtf = infix(hp, mtf)) == NULL) {
		fprintf(stderr, gettext(". . . message lost, sorry.\n"));
		return;
	}
	rewind(mtf);
	if (askme && isatty(0)) {
		char ans[64];
		puthead(hp, stdout, GTO|GCC|GBCC, 0);
		printf(gettext("Send? "));
		printf("[yes] ");
		if (fgets(ans, sizeof(ans), stdin) && ans[0] &&
				(tolower(ans[0]) != 'y' && ans[0] != '\n'))
			goto dead;
	}
	if (senderr)
		goto dead;
	/*
	 * Look through the recipient list for names with /'s
	 * in them which we write to as files directly.
	 */
	i = outof(to, mtf);
	rewind(mtf);
	if (!gotcha && !i) {
		printf(gettext("No recipients specified\n"));
		goto dead;
	}
	if (senderr)
		goto dead;

	getrecf(orig_to, recfile, use_to, sizeof (recfile));
	if (recfile != NOSTR && *recfile)
		savemail(safeexpand(recfile), hp, mtf);
	if (!gotcha)
		goto out;
	namelist = unpack(to);
	if (debug) {
		fprintf(stderr, "Recipients of message:\n");
		for (t = namelist; *t != NOSTR; t++)
			fprintf(stderr, " \"%s\"", *t);
		fprintf(stderr, "\n");
		return;
	}

	/*
	 * Wait, to absorb a potential zombie, then
	 * fork, set up the temporary mail file as standard
	 * input for "mail" and exec with the user list we generated
	 * far above. Return the process id to caller in case he
	 * wants to await the completion of mail.
	 */

#ifdef VMUNIX
	while (wait3((int *)0, WNOHANG, (struct rusage *)0) > 0)
		;
#else
#ifdef preSVr4
	wait((int *)0);
#else
	while (waitpid((pid_t)-1, (int *)0, WNOHANG) > 0)
		;
#endif
#endif
	rewind(mtf);
	pid = fork();
	if (pid == (pid_t)-1) {
		perror("fork");
dead:
		deadletter = Getf("DEAD");
		if (fp = fopen(deadletter,
		    value("appenddeadletter") == NOSTR ? "w" : "a")) {
			chmod(deadletter, DEADPERM);
			puthead(hp, fp, GMASK|GCLEN, fsize(mtf) - textpos);
			fseek(mtf, textpos, 0);
			lcwrite(deadletter, mtf, fp,
			    value("appenddeadletter") != NOSTR);
			fclose(fp);
		} else
			perror(deadletter);
		goto out;
	}
	if (pid == 0) {
		sigchild();
#ifdef SIGTSTP
		if (remote == 0) {
			sigset(SIGTSTP, SIG_IGN);
			sigset(SIGTTIN, SIG_IGN);
			sigset(SIGTTOU, SIG_IGN);
		}
#endif
		sigset(SIGHUP, SIG_IGN);
		sigset(SIGINT, SIG_IGN);
		sigset(SIGQUIT, SIG_IGN);
		s = fileno(mtf);
		(void) fdwalk(closefd_walk, &s);
		close(0);
		dup(s);
		close(s);
#ifdef CC
		submit(getpid());
#endif /* CC */
		if ((deliver = value("sendmail")) == NOSTR)
#ifdef SENDMAIL
			deliver = SENDMAIL;
#else
			deliver = MAIL;
#endif
		execvp(safeexpand(deliver), namelist);
		perror(deliver);
		exit(1);
	}

	if (value("sendwait")!=NOSTR)
		remote++;
out:
	if (remote) {
		while ((p = wait(&s)) != pid && p != (pid_t)-1)
			;
		if (s != 0)
			senderr++;
		pid = 0;
	}
	fclose(mtf);
	return;
}