Index: src/usr.bin/uuidgen/uuidgen.1
===================================================================
RCS file: /home/ncvs/src/usr.bin/uuidgen/uuidgen.1,v
retrieving revision 1.3
diff -u -r1.3 uuidgen.1
--- src/usr.bin/uuidgen/uuidgen.1	1 Nov 2002 06:20:14 -0000	1.3
+++ src/usr.bin/uuidgen/uuidgen.1	15 Mar 2003 00:43:12 -0000
@@ -34,6 +34,7 @@
 .Nm
 .Op Fl 1
 .Op Fl n Ar count
+.Op Fl o Ar filename
 .Sh DESCRIPTION
 The
 .Nm
@@ -52,6 +53,11 @@
 This option controls the number of identifiers generated.
 By default, multiple
 identifiers are generated in batch.
+.It Fl o
+Output generated by
+.Nm
+is written to
+.Ar filename .
 .El
 .Pp
 Batched generation yields a dense set of identifiers in such a way that there
Index: src/usr.bin/uuidgen/uuidgen.c
===================================================================
RCS file: /home/ncvs/src/usr.bin/uuidgen/uuidgen.c,v
retrieving revision 1.2
diff -u -r1.2 uuidgen.c
--- src/usr.bin/uuidgen/uuidgen.c	1 Nov 2002 06:20:14 -0000	1.2
+++ src/usr.bin/uuidgen/uuidgen.c	15 Mar 2003 00:52:47 -0000
@@ -37,20 +37,23 @@
 static void
 usage(void)
 {
-	(void)fprintf(stderr, "usage: uuidgen [-1] [-n count]\n");
+	(void)fprintf(stderr, "usage: uuidgen [-1] [-n count] [-o filename]\n");
 	exit(1);
 }
 
 int
 main(int argc, char *argv[])
 {
+	FILE *fp;	/* output file */
 	uuid_t *store, *uuid;
 	char *p;
 	int ch, count, i, iterate;
 
 	count = -1;	/* no count yet */
 	iterate = 0;	/* not one at a time */
-	while ((ch = getopt(argc, argv, "1n:")) != -1)
+	fp = stdout;
+
+	while ((ch = getopt(argc, argv, "1n:o:")) != -1)
 		switch (ch) {
 		case '1':
 			iterate = 1;
@@ -62,6 +65,13 @@
 			if (*p != 0 || count < 1)
 				usage();
 			break;
+		case 'o':
+			if (fp != stdout)
+				errx(1, "multiple output files not allowed");
+			fp = fopen(optarg, "w");
+			if (fp == NULL)
+				err(1, "fopen");
+			break;
 		default:
 			usage();
 		}
@@ -93,10 +103,12 @@
 	uuid = store;
 	while (count--) {
 		uuid_to_string(uuid++, &p, NULL);
-		printf("%s\n", p);
+		fprintf(fp, "%s\n", p);
 		free(p);
 	}
 
 	free(store);
+	if (fp != stdout)
+		fclose(fp);
 	return (0);
 }