[Pkg-sysvinit-devel] Bug#325772: /sbin/halt: mention which machine is going down

[Petter Reinholdtsen]

tags 325772 + patch
thanks

I believe this patch should solve the issue.  Any objections before I
include it in a new version of sysvinit?

Index: src/dowall.c
===================================================================
--- src/dowall.c	(revisjon 100)
+++ src/dowall.c	(arbeidskopi)
@@ -131,6 +131,7 @@
 	time_t			t;
 	char			term[UT_LINESIZE+6];
 	char			line[81];
+	char                    hostname[256]; /* HOST_NAME_MAX+1 */
 	char			*date, *p;
 	char			*user, *tty;
 	int			fd, flags;
@@ -144,6 +145,16 @@
 
 	getuidtty(&user, &tty);
 
+	/* Get and report current hostname, to make it easier to find
+	   out which machine that is being shut down. */
+	if (0 != gethostname(hostname, sizeof(hostname))) {
+		strncpy(hostname, "[unknown]", sizeof(hostname)-1);
+	}
+	/* If hostname is truncated, it is unspecified if the string
+	   is null terminated or not.  Make sure we know it is null
+	   terminated. */
+	hostname[sizeof(hostname)-1] = 0;
+
 	/* Get the time */
 	time(&t);
 	date = ctime(&t);
@@ -157,8 +168,8 @@
 			date);
 	} else {
 		snprintf(line, sizeof(line),
-			"\007\r\nBroadcast message from %s %s(%s):\r\n\r\n",
-			user, tty, date);
+			"\007\r\nBroadcast message from %s@%s %s(%s):\r\n\r\n",
+			user, hostname, tty, date);
 	}
 
 	/*