From 0a8b68c7cc60cc1d9016d249f16d718e0198bf54 Mon Sep 17 00:00:00 2001
From: Greg Hudson <ghudson@mit.edu>
Date: Wed, 21 Jul 1999 08:34:18 +0000
Subject: From Chris Laas: add new options -m (to specify a message), -w (to
 watch location and not respond when visible), and -h (help).

---
 clients/zaway/zaway.1 | 17 ++++++++++++-
 clients/zaway/zaway.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 81 insertions(+), 4 deletions(-)

(limited to 'clients')

diff --git a/clients/zaway/zaway.1 b/clients/zaway/zaway.1
index 480c8c6..0f46f96 100644
--- a/clients/zaway/zaway.1
+++ b/clients/zaway/zaway.1
@@ -13,7 +13,10 @@ zaway \- tell other people via Zephyr that you aren't around
 .SH SYNOPSIS
 .B zaway
 [
-.I file
+.I OPTIONS
+]
+[
+.I FILE
 ]
 .SH DESCRIPTION
 .I zaway
@@ -31,6 +34,18 @@ usually never exits; when you return to your terminal you should type
 the interrupt character (usually ^C) in order to make
 .I zaway
 exit.
+.SS OPTIONS
+.TP
+.I "\-m STRING"
+Use STRING as the body of the auto-reply message.  Any message file
+(specified on the command line or the default) is ignored.
+.TP
+.I "\-w"
+Watch the invoking user's location status.  If the user is locatable
+anywhere, no auto-replies will be sent.
+.TP
+.I "\-h"
+Displays a short usage message and exits.
 .PP
 .I zaway
 uses a message file (which defaults
diff --git a/clients/zaway/zaway.c b/clients/zaway/zaway.c
index d871ef8..8186f61 100644
--- a/clients/zaway/zaway.c
+++ b/clients/zaway/zaway.c
@@ -27,6 +27,17 @@ static const char rcsid_zaway_c[] = "$Id$";
 RETSIGTYPE cleanup();
 u_short port;
 
+void usage(name)
+	char *name;
+{
+	printf("Usage: %s [OPTIONS] [FILE]\n"
+	       "\n"
+	       "  -m STRING    use STRING as the body of the reply message\n"
+	       "  -w           watch your location and only reply if you aren't locatable\n"
+	       "  -h           display this help and exit\n",
+	       name);
+}
+
 int main(argc,argv)
 	int argc;
 	char *argv[];
@@ -38,6 +49,9 @@ int main(argc,argv)
 	struct passwd *pw;
 	register char *ptr;
 	char awayfile[BUFSIZ],*msg[2],*envptr;
+	int optchar, watch_location;
+	char *cmdline_msg;
+	int nlocs;
 	char *find_message();
 #ifdef _POSIX_VERSION
 	struct sigaction sa;
@@ -58,8 +72,33 @@ int main(argc,argv)
 	sub.zsub_classinst = "*";
 	sub.zsub_recipient = ZGetSender();
 
-	if (argc > 1)
-		(void) strcpy(awayfile,argv[1]);
+	cmdline_msg = 0;
+	watch_location = 0;
+	while ((optchar = getopt(argc, argv, "m:wh")) != EOF) {
+		switch (optchar) {
+		case 'm':
+			cmdline_msg = optarg;
+			break;
+
+		case 'w':
+			watch_location = 1;
+			break;
+
+		case 'h':
+			usage(argv[0]);
+			return 0;
+
+		case '?':
+			fprintf(stderr,
+				"Unrecognized option '-%c'.\n"
+				"Try '%s -h' for more information.\n",
+				optopt, argv[0]);
+			return 1;
+		}
+	}
+
+	if (argc > optind)
+		(void) strcpy(awayfile,argv[optind]);
 	else {
 		envptr = getenv("HOME");
 		if (envptr)
@@ -108,7 +147,30 @@ int main(argc,argv)
 		     continue;
 		}
 
-		if (fp) {
+		if (watch_location) {
+			if ((retval = ZLocateUser(ZGetSender(), &nlocs, ZNOAUTH))
+			    != ZERR_NONE) {
+				com_err(argv[0],retval,"while locating self");
+				continue;
+			}
+
+			if (nlocs != 0) {
+				/* User is logged in.  Don't send an autoreply. */
+				continue;
+			}
+
+			ZFlushLocations();
+		}
+
+		if (cmdline_msg) {
+			ptr = malloc(strlen(cmdline_msg));
+			if (!ptr) {
+				com_err(argv[0],ENOMEM,"while getting cmdline message");
+				exit(1);
+			}
+			(void) strcpy(ptr,cmdline_msg);
+		}
+		else if (fp) {
 			if (!(ptr = find_message(&notice,fp))) {
 				ZFreeNotice(&notice);
 				continue;
-- 
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