Fix conflicts from merge of sendmail 8.11.0.

PR:		bin/11552 misc/18512 bin/15088

1 files changed, 185 insertions, 149 deletions

diff --git a/contrib/sendmail/rmail/rmail.c b/contrib/sendmail/rmail/rmail.c
index 3c268ab..bd21b7c 100644
--- a/contrib/sendmail/rmail/rmail.c
+++ b/contrib/sendmail/rmail/rmail.c
@@ -1,5 +1,6 @@
 /*
- * Copyright (c) 1998 Sendmail, Inc.  All rights reserved.
+ * Copyright (c) 1998-2000 Sendmail, Inc. and its suppliers.
+ *	All rights reserved.
  * Copyright (c) 1988, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
@@ -11,20 +12,24 @@
 
 #ifndef lint
 static char copyright[] =
-"@(#) Copyright (c) 1988, 1993\n\
+"@(#) Copyright (c) 1998-2000 Sendmail, Inc. and its suppliers.\n\
+	All rights reserved.\n\
+     Copyright (c) 1988, 1993\n\
 	The Regents of the University of California.  All rights reserved.\n";
-#endif /* not lint */
+#endif /* ! lint */
 
 #ifndef lint
-static char sccsid[] = "@(#)rmail.c	8.18 (Berkeley) 10/23/1998";
-#endif /* not lint */
+static char id[] = "@(#)$Id: rmail.c,v 8.39.4.5 2000/07/18 05:55:29 gshapiro Exp $";
+#endif /* ! lint */
+
+/* $FreeBSD$ */
 
 /*
  * RMAIL -- UUCP mail server.
  *
  * This program reads the >From ... remote from ... lines that UUCP is so
  * fond of and turns them into something reasonable.  It then execs sendmail
- * with various options built from these lines. 
+ * with various options built from these lines.
  *
  * The expected syntax is:
  *
@@ -43,6 +48,8 @@ static char sccsid[] = "@(#)rmail.c	8.18 (Berkeley) 10/23/1998";
  * The err(3) routine is included here deliberately to make this code
  * a bit more portable.
  */
+
+#include <sys/types.h>
 #include <sys/param.h>
 #include <sys/stat.h>
 #include <sys/wait.h>
@@ -52,66 +59,74 @@ static char sccsid[] = "@(#)rmail.c	8.18 (Berkeley) 10/23/1998";
 #ifdef BSD4_4
 # define FORK vfork
 # include <paths.h>
-#else
+#else /* BSD4_4 */
 # define FORK fork
 # ifndef _PATH_SENDMAIL
 #  define _PATH_SENDMAIL "/usr/lib/sendmail"
-# endif
-#endif
+# endif /* ! _PATH_SENDMAIL */
+#endif /* BSD4_4 */
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 #ifdef EX_OK
 # undef EX_OK		/* unistd.h may have another use for this */
-#endif
+#endif /* EX_OK */
 #include <sysexits.h>
 
 #ifndef MAX
 # define MAX(a, b)	((a) < (b) ? (b) : (a))
-#endif
+#endif /* ! MAX */
 
 #ifndef __P
 # ifdef __STDC__
 #  define __P(protos)	protos
-# else
+# else /* __STDC__ */
 #  define __P(protos)	()
 #  define const
-# endif
-#endif
+# endif /* __STDC__ */
+#endif /* ! __P */
 
-#if defined(BSD4_4) || defined(linux) || SOLARIS >= 20600 || (SOLARIS < 10000 && SOLARIS >= 206)
-# define HASSNPRINTF	1
-#endif
+#ifndef STDIN_FILENO
+# define STDIN_FILENO	0
+#endif /* ! STDIN_FILENO */
 
-#if defined(IRIX64) || defined(IRIX5) || defined(IRIX6) || \
-    defined(BSD4_4) || defined(__osf__) || defined(__GNU_LIBRARY__)
-# ifndef HASSTRERROR
-#  define HASSTRERROR	1	/* has strerror(3) */
-# endif
-#endif
-
-#if !HASSTRERROR
-extern char	*strerror __P((int));
-#endif
+#if defined(BSD4_4) || defined(linux) || SOLARIS >= 20600 || (SOLARIS < 10000 && SOLARIS >= 206) || _AIX4 >= 40300
+# define HASSNPRINTF	1
+#endif /* defined(BSD4_4) || defined(linux) || SOLARIS >= 20600 || (SOLARIS < 10000 && SOLARIS >= 206) || _AIX4 >= 40300 */
 
 #if defined(sun) && !defined(BSD) && !defined(SOLARIS) && !defined(__svr4__) && !defined(__SVR4)
-#  define memmove(d, s, l)	(bcopy((s), (d), (l)))
-#endif
+# define memmove(d, s, l)	(bcopy((s), (d), (l)))
+#endif /* defined(sun) && !defined(BSD) && !defined(SOLARIS) && !defined(__svr4__) && !defined(__SVR4) */
 
 #if !HASSNPRINTF
 extern int	snprintf __P((char *, size_t, const char *, ...));
 #endif /* !HASSNPRINTF */
 
-u_char	tTdvect[100];
+#if defined(BSD4_4) || defined(__osf__) || defined(__GNU_LIBRARY__) || defined(IRIX64) || defined(IRIX5) || defined(IRIX6)
+# ifndef HASSTRERROR
+#  define HASSTRERROR	1
+# endif /* ! HASSTRERROR */
+#endif /* defined(BSD4_4) || defined(__osf__) || defined(__GNU_LIBRARY__) ||
+	  defined(IRIX64) || defined(IRIX5) || defined(IRIX6) */
+
+#if defined(SUNOS403) || defined(NeXT) || (defined(MACH) && defined(i386) && !defined(__GNU__)) || defined(oldBSD43) || defined(MORE_BSD) || defined(umipsbsd) || defined(ALTOS_SYSTEM_V) || defined(RISCOS) || defined(_AUX_SOURCE) || defined(UMAXV) || defined(titan) || defined(UNIXWARE) || defined(sony_news) || defined(luna) || defined(nec_ews_svr4) || defined(_nec_ews_svr4) || defined(__MAXION__)
+# undef WIFEXITED
+# undef WEXITSTATUS
+# define WIFEXITED(st)		(((st) & 0377) == 0)
+# define WEXITSTATUS(st)	(((st) >> 8) & 0377)
+#endif /* defined(SUNOS403) || defined(NeXT) || (defined(MACH) && defined(i386) && !defined(__GNU__)) || defined(oldBSD43) || defined(MORE_BSD) || defined(umipsbsd) || defined(ALTOS_SYSTEM_V) || defined(RISCOS) || defined(_AUX_SOURCE) || defined(UMAXV) || defined(titan) || defined(UNIXWARE) || defined(sony_news) || defined(luna) || defined(nec_ews_svr4) || defined(_nec_ews_svr4) || defined(__MAXION__) */
+
 
-void err __P((int, const char *, ...));
-void usage __P((void));
-char *xalloc __P((int));
+#include "sendmail/errstring.h"
+
+static void err __P((int, const char *, ...));
+static void usage __P((void));
+static char *xalloc __P((int));
 
 #define newstr(s)	strcpy(xalloc(strlen(s) + 1), s)
 
-char *
+static char *
 xalloc(sz)
 	register int sz;
 {
@@ -132,45 +147,49 @@ main(argc, argv)
 	int argc;
 	char *argv[];
 {
-	extern char *optarg;
-	extern int errno, optind;
-	FILE *fp;
-	struct stat sb;
+	int ch, debug, i, pdes[2], pid, status;
 	size_t fplen = 0, fptlen = 0, len;
 	off_t offset;
-	int ch, debug, i, pdes[2], pid, status;
+	FILE *fp;
 	char *addrp = NULL, *domain, *p, *t;
 	char *from_path, *from_sys, *from_user;
 	char *args[100], buf[2048], lbuf[2048];
+	struct stat sb;
+	extern char *optarg;
+	extern int optind;
 
 	debug = 0;
 	domain = "UUCP";		/* Default "domain". */
 	while ((ch = getopt(argc, argv, "D:T")) != -1)
-		switch (ch) {
-		case 'T':
+	{
+		switch (ch)
+		{
+		  case 'T':
 			debug = 1;
 			break;
-		case 'D':
+
+		  case 'D':
 			domain = optarg;
 			break;
-		case '?':
-		default:
+
+		  case '?':
+		  default:
 			usage();
 		}
+	}
+
 	argc -= optind;
 	argv += optind;
 
 	if (argc < 1)
 		usage();
 
-	fplen = fptlen = 0;
-	addrp = "";
 	from_path = from_sys = from_user = NULL;
-	for (offset = 0;;) {
-
+	for (offset = 0; ; )
+	{
 		/* Get and nul-terminate the line. */
 		if (fgets(lbuf, sizeof(lbuf), stdin) == NULL)
-			exit (EX_DATAERR);
+			exit(EX_DATAERR);
 		if ((p = strchr(lbuf, '\n')) == NULL)
 			err(EX_DATAERR, "line too long");
 		*p = '\0';
@@ -183,32 +202,40 @@ main(argc, argv)
 		else if (offset == 0)
 			err(EX_DATAERR,
 			    "missing or empty From line: %s", lbuf);
-		else {
+		else
+		{
 			*p = '\n';
 			break;
 		}
 
-		if (*addrp == '\0')
+		if (addrp == NULL || *addrp == '\0')
 			err(EX_DATAERR, "corrupted From line: %s", lbuf);
 
 		/* Use the "remote from" if it exists. */
-		for (p = addrp; (p = strchr(p + 1, 'r')) != NULL;)
-			if (!strncmp(p, "remote from ", 12)) {
-				for (t = p += 12;
-				     *t && !(isascii(*t) && isspace(*t)); ++t);
+		for (p = addrp; (p = strchr(p + 1, 'r')) != NULL; )
+		{
+			if (!strncmp(p, "remote from ", 12))
+			{
+				for (t = p += 12; *t != '\0'; ++t)
+				{
+					if (isascii(*t) && isspace(*t))
+						break;
+				}
 				*t = '\0';
 				if (debug)
-					(void)fprintf(stderr,
-					    "remote from: %s\n", p);
+					fprintf(stderr, "remote from: %s\n", p);
 				break;
 			}
+		}
 
 		/* Else use the string up to the last bang. */
-		if (p == NULL) {
+		if (p == NULL)
+		{
 			if (*addrp == '!')
-				err(EX_DATAERR,
-				    "bang starts address: %s", addrp);
-			else if ((t = strrchr(addrp, '!')) != NULL) {
+				err(EX_DATAERR, "bang starts address: %s",
+				    addrp);
+			else if ((t = strrchr(addrp, '!')) != NULL)
+			{
 				*t = '\0';
 				p = addrp;
 				addrp = t + 1;
@@ -216,34 +243,43 @@ main(argc, argv)
 					err(EX_DATAERR,
 					    "corrupted From line: %s", lbuf);
 				if (debug)
-					(void)fprintf(stderr, "bang: %s\n", p);
+					fprintf(stderr, "bang: %s\n", p);
 			}
 		}
+
 		/* 'p' now points to any system string from this line. */
-		if (p != NULL) {
+		if (p != NULL)
+		{
 			/* Nul terminate it as necessary. */
-			for (t = p; *t && !(isascii(*t) && isspace(*t)); ++t);
+			for (t = p; *t != '\0'; ++t)
+			{
+				if (isascii(*t) && isspace(*t))
+					break;
+			}
 			*t = '\0';
 
 			/* If the first system, copy to the from_sys string. */
-			if (from_sys == NULL) {
+			if (from_sys == NULL)
+			{
 				from_sys = newstr(p);
 				if (debug)
-					(void)fprintf(stderr,
-					    "from_sys: %s\n", from_sys);
+					fprintf(stderr, "from_sys: %s\n",
+						from_sys);
 			}
 
 			/* Concatenate to the path string. */
 			len = t - p;
-			if (from_path == NULL) {
+			if (from_path == NULL)
+			{
 				fplen = 0;
 				if ((from_path = malloc(fptlen = 256)) == NULL)
 					err(EX_TEMPFAIL, NULL);
 			}
-			if (fplen + len + 2 > fptlen) {
+			if (fplen + len + 2 > fptlen)
+			{
 				fptlen += MAX(fplen + len + 2, 256);
-				if ((from_path =
-				    realloc(from_path, fptlen)) == NULL)
+				if ((from_path = realloc(from_path,
+							 fptlen)) == NULL)
 					err(EX_TEMPFAIL, NULL);
 			}
 			memmove(from_path + fplen, p, len);
@@ -253,7 +289,11 @@ main(argc, argv)
 		}
 
 		/* Save off from user's address; the last one wins. */
-		for (p = addrp; *p && !(isascii(*p) && isspace(*p)); ++p);
+		for (p = addrp; *p != '\0'; ++p)
+		{
+			if (isascii(*p) && isspace(*p))
+				break;
+		}
 		*p = '\0';
 		if (*addrp == '\0')
 			addrp = "<>";
@@ -261,11 +301,11 @@ main(argc, argv)
 			free(from_user);
 		from_user = newstr(addrp);
 
-		if (debug) {
+		if (debug)
+		{
 			if (from_path != NULL)
-				(void)fprintf(stderr,
-				    "from_path: %s\n", from_path);
-			(void)fprintf(stderr, "from_user: %s\n", from_user);
+				fprintf(stderr, "from_path: %s\n", from_path);
+			fprintf(stderr, "from_user: %s\n", from_user);
 		}
 
 		if (offset != -1)
@@ -284,86 +324,99 @@ main(argc, argv)
 
 	/* set from system and protocol used */
 	if (from_sys == NULL)
-		(void)snprintf(buf, sizeof(buf), "-p%s", domain);
+		snprintf(buf, sizeof(buf), "-p%s", domain);
 	else if (strchr(from_sys, '.') == NULL)
-		(void)snprintf(buf, sizeof(buf), "-p%s:%s.%s",
+		snprintf(buf, sizeof(buf), "-p%s:%s.%s",
 			domain, from_sys, domain);
 	else
-		(void)snprintf(buf, sizeof(buf), "-p%s:%s", domain, from_sys);
+		snprintf(buf, sizeof(buf), "-p%s:%s", domain, from_sys);
 	args[i++] = newstr(buf);
 
-					/* Set name of ``from'' person. */
-	(void)snprintf(buf, sizeof(buf), "-f%s%s",
-	    from_path ? from_path : "", from_user);
+	/* Set name of ``from'' person. */
+	snprintf(buf, sizeof(buf), "-f%s%s",
+		 from_path ? from_path : "", from_user);
 	args[i++] = newstr(buf);
 
 	/*
-	 * Don't copy arguments beginning with - as they will be
-	 * passed to sendmail and could be interpreted as flags.
-	 * To prevent confusion of sendmail wrap < and > around
-	 * the address (helps to pass addrs like @gw1,@gw2:aa@bb)
-	 */
-	while (*argv) {
+	**  Don't copy arguments beginning with - as they will be
+	**  passed to sendmail and could be interpreted as flags.
+	**  To prevent confusion of sendmail wrap < and > around
+	**  the address (helps to pass addrs like @gw1,@gw2:aa@bb)
+	*/
+
+	while (*argv)
+	{
 		if (**argv == '-')
 			err(EX_USAGE, "dash precedes argument: %s", *argv);
+
 		if (strchr(*argv, ',') == NULL || strchr(*argv, '<') != NULL)
 			args[i++] = *argv;
-		else {
-			if ((args[i] = malloc(strlen(*argv) + 3)) == NULL)
+		else
+		{
+			len = strlen(*argv) + 3;
+			if ((args[i] = malloc(len)) == NULL)
 				err(EX_TEMPFAIL, "Cannot malloc");
-			sprintf (args [i++], "<%s>", *argv);
+			snprintf(args[i++], len, "<%s>", *argv);
 		}
 		argv++;
-	} 
+	}
 	args[i] = 0;
 
-	if (debug) {
-		(void)fprintf(stderr, "Sendmail arguments:\n");
+	if (debug)
+	{
+		fprintf(stderr, "Sendmail arguments:\n");
 		for (i = 0; args[i]; i++)
-			(void)fprintf(stderr, "\t%s\n", args[i]);
+			fprintf(stderr, "\t%s\n", args[i]);
 	}
 
 	/*
-	 * If called with a regular file as standard input, seek to the right
-	 * position in the file and just exec sendmail.  Could probably skip
-	 * skip the stat, but it's not unreasonable to believe that a failed
-	 * seek will cause future reads to fail.
-	 */
-	if (!fstat(STDIN_FILENO, &sb) && S_ISREG(sb.st_mode)) {
+	**  If called with a regular file as standard input, seek to the right
+	**  position in the file and just exec sendmail.  Could probably skip
+	**  skip the stat, but it's not unreasonable to believe that a failed
+	**  seek will cause future reads to fail.
+	*/
+
+	if (!fstat(STDIN_FILENO, &sb) && S_ISREG(sb.st_mode))
+	{
 		if (lseek(STDIN_FILENO, offset, SEEK_SET) != offset)
 			err(EX_TEMPFAIL, "stdin seek");
-		execv(_PATH_SENDMAIL, args);
+		(void) execv(_PATH_SENDMAIL, args);
 		err(EX_OSERR, "%s", _PATH_SENDMAIL);
 	}
 
 	if (pipe(pdes) < 0)
 		err(EX_OSERR, NULL);
 
-	switch (pid = FORK()) {
-	case -1:				/* Err. */
+	switch (pid = FORK())
+	{
+	  case -1:				/* Err. */
 		err(EX_OSERR, NULL);
-	case 0:					/* Child. */
-		if (pdes[0] != STDIN_FILENO) {
-			(void)dup2(pdes[0], STDIN_FILENO);
-			(void)close(pdes[0]);
+		/* NOTREACHED */
+
+	  case 0:				/* Child. */
+		if (pdes[0] != STDIN_FILENO)
+		{
+			(void) dup2(pdes[0], STDIN_FILENO);
+			(void) close(pdes[0]);
 		}
-		(void)close(pdes[1]);
-		execv(_PATH_SENDMAIL, args);
+		(void) close(pdes[1]);
+		(void) execv(_PATH_SENDMAIL, args);
 		_exit(127);
 		/* NOTREACHED */
 	}
 
 	if ((fp = fdopen(pdes[1], "w")) == NULL)
 		err(EX_OSERR, NULL);
-	(void)close(pdes[0]);
+	(void) close(pdes[0]);
 
 	/* Copy the file down the pipe. */
-	do {
-		(void)fprintf(fp, "%s", lbuf);
+	do
+	{
+		(void) fprintf(fp, "%s", lbuf);
 	} while (fgets(lbuf, sizeof(lbuf), stdin) != NULL);
 
 	if (ferror(stdin))
-		err(EX_TEMPFAIL, "stdin: %s", strerror(errno));
+		err(EX_TEMPFAIL, "stdin: %s", errstring(errno));
 
 	if (fclose(fp))
 		err(EX_OSERR, NULL);
@@ -372,65 +425,48 @@ main(argc, argv)
 		err(EX_OSERR, "%s", _PATH_SENDMAIL);
 
 	if (!WIFEXITED(status))
-		err(EX_OSERR,
-		    "%s: did not terminate normally", _PATH_SENDMAIL);
+		err(EX_OSERR, "%s: did not terminate normally", _PATH_SENDMAIL);
 
 	if (WEXITSTATUS(status))
 		err(status, "%s: terminated with %d (non-zero) status",
 		    _PATH_SENDMAIL, WEXITSTATUS(status));
 	exit(EX_OK);
+	/* NOTREACHED */
+	return EX_OK;
 }
 
-void
+static void
 usage()
 {
-	(void)fprintf(stderr, "usage: rmail [-T] [-D domain] user ...\n");
+	(void) fprintf(stderr, "usage: rmail [-T] [-D domain] user ...\n");
 	exit(EX_USAGE);
 }
 
 #ifdef __STDC__
-#include <stdarg.h>
-#else
-#include <varargs.h>
-#endif
+# include <stdarg.h>
+#else /* __STDC__ */
+# include <varargs.h>
+#endif /* __STDC__ */
 
-void
+static void
 #ifdef __STDC__
 err(int eval, const char *fmt, ...)
-#else
+#else /* __STDC__ */
 err(eval, fmt, va_alist)
 	int eval;
 	const char *fmt;
 	va_dcl
-#endif
+#endif /* __STDC__ */
 {
 	va_list ap;
-#if __STDC__
+#ifdef __STDC__
 	va_start(ap, fmt);
-#else
+#else /* __STDC__ */
 	va_start(ap);
-#endif
-	(void)fprintf(stderr, "rmail: ");
-	(void)vfprintf(stderr, fmt, ap);
+#endif /* __STDC__ */
+	(void) fprintf(stderr, "rmail: ");
+	(void) vfprintf(stderr, fmt, ap);
 	va_end(ap);
-	(void)fprintf(stderr, "\n");
+	(void) fprintf(stderr, "\n");
 	exit(eval);
 }
-
-#if !HASSTRERROR
-
-char *
-strerror(eno)
-	int eno;
-{
-	extern int sys_nerr;
-	extern char *sys_errlist[];
-	static char ebuf[60];
-
-	if (eno >= 0 && eno < sys_nerr)
-		return sys_errlist[eno];
-	(void) sprintf(ebuf, "Error %d", eno);
-	return ebuf;
-}
-
-#endif /* !HASSTRERROR */