From bb1d2dd6365cbc466258ecca7a04704e9cb79a79 Mon Sep 17 00:00:00 2001
From: cgd <cgd@NetBSD.org>
Date: Mon, 3 May 1993 04:08:16 +0000
Subject: [PATCH] make the sleep time/min on/max off numbers settable via
 options, and notate this appropriately.

---
 usr.sbin/accountant/accountant.8 | 47 +++++++++++++++++++++++++++++++-
 usr.sbin/accountant/accountant.c | 36 ++++++++++++++++++------
 2 files changed, 73 insertions(+), 10 deletions(-)

diff --git a/usr.sbin/accountant/accountant.8 b/usr.sbin/accountant/accountant.8
index 4b9528743898..7cc6a6ec4247 100644
--- a/usr.sbin/accountant/accountant.8
+++ b/usr.sbin/accountant/accountant.8
@@ -24,7 +24,7 @@
 .\" IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.\"	$Id: accountant.8,v 1.3 1993/05/03 03:06:32 cgd Exp $
+.\"	$Id: accountant.8,v 1.4 1993/05/03 04:08:16 cgd Exp $
 .\"
 .Dd May 2, 1993
 .Dt ACCOUNTANT 8
@@ -34,10 +34,14 @@
 .Nd copy accounting records to the accounting log
 .Sh SYNOPSIS
 .Nm accountant
+.Op Fl V
 .Op Fl d
 .Op Fl s
 .Op Fl f Ar log file
 .Op Fl F Ar accounting device
+.Op Fl m Ar min on
+.Op Fl M Ar max off
+.Op Fl t Ar sleep time
 .Sh DESCRIPTION
 .Nm Accountant
 copies the accounting records generated by the
@@ -47,9 +51,18 @@ If invoked with no arguments,
 .Nm accountant
 becomes a daemon process and does its work silently.
 .Pp
+Recording of accounting information is automatically suspended
+if there is less than a given amount of free space left on the disk.
+Recording is automatically resumed when enough space becomes available.
+.Pp
 Options:
 .Pp
 .Bl -tag -width Fl
+.It Fl V
+Print program version information and exit.
+.El
+.Pp
+.Bl -tag -width Fl
 .It Fl d
 Run in debug mode.  Do not become a
 daemon process, and write useful information
@@ -76,6 +89,38 @@ Read accounting records from
 rather than the default
 accounting device.
 .El
+.Pp
+.Bl -tag -width Fl
+.It Fl m Ar min on
+Suspend accounting when there is less than
+.Ar min on
+percent free space left on the disk.
+By default,
+.Ar min on
+is two percent.
+.El
+.Pp
+.Bl -tag -width Fl
+.It Fl M Ar max off
+Resume accounting when there is more than
+.Ar max off
+percent free space left on the disk.
+By default,
+.Ar max off
+is four percent.
+.El
+.Pp
+.Bl -tag -width Fl
+.It Fl t Ar sleep time
+Check to see whether there is enough
+disk space to resume accounting every
+.Ar sleep time
+seeconds, when accounting has been suspended
+because of a disk space shortage.
+By default,
+.Ar sleep time
+is 15 seconds.
+.El
 .Sh FILES
 .Bl -tag -width /var/account/acct -compact
 .It Pa /var/account/acct
diff --git a/usr.sbin/accountant/accountant.c b/usr.sbin/accountant/accountant.c
index 864a3d44cfdd..ece905cbc260 100644
--- a/usr.sbin/accountant/accountant.c
+++ b/usr.sbin/accountant/accountant.c
@@ -25,9 +25,7 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef LINT
-static char *rcsid = "$Id: accountant.c,v 1.2 1993/05/03 03:06:33 cgd Exp $";
-#endif
+static char *rcsid = "$Id: accountant.c,v 1.3 1993/05/03 04:08:17 cgd Exp $";
 
 #include <sys/types.h>
 #include <sys/file.h>
@@ -52,10 +50,11 @@ int debug;
 #define dprintf		if (debug) printf
 #define dperror		if (debug) perror
 
-void usage(char *progname)
+void usage(void)
 {
-	printf("usage: %s [-d] [-f accounting log] [-F accounting device]\n",
-		progname);
+	fprintf(stderr, "usage: accountant [-V] [-d] [-s] [-f accounting log] [-F accounting device]\n");
+	fprintf(stderr, "                  [-m min_on pct] [-M max_off pct] [-t sleep time]\n");
+	exit(1);
 }
 
 void reinitfiles(int num)
@@ -113,8 +112,12 @@ main(argc, argv)
 	extern int optind;
 	FILE *pidf;
 
-	while ((ch = getopt(argc, argv, "df:F:")) != EOF) {
+	while ((ch = getopt(argc, argv, "Vdsf:F:m:M:t:?")) != EOF) {
 		switch ((char) ch) {
+		case 'V':	/* version */
+			fprintf(stderr, "version: %s\n", rcsid);
+			exit(0);
+			break;
 		case 'd':	/* debug it */
 			debug = 1;
 			break;
@@ -127,14 +130,29 @@ main(argc, argv)
 		case 'F':	/* set device */
 			acctdev = optarg;
 			break;
+		case 'm':	/* set min free */
+			min_on = atoi(optarg);
+			if (min_on < 0 || min_on > 100)
+				usage();
+			break;
+		case 'M':	/* set max free */
+			max_off = atoi(optarg);
+			if (max_off < 0 || max_off > 100)
+				usage();
+			break;
+		case 't':	/* set sleep time */
+			sleeptime = atoi(optarg);
+			if (sleeptime < 1)
+				usage();
+			break;
 		case '?':
 		default:
-			usage(argv[0]);
+			usage();
 		}
 	}
 
 	if (argc -= optind)
-		usage(argv[0]);
+		usage();
 
 	openlog("accountant", LOG_PERROR, LOG_DAEMON);