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authorMarc Espie <espie@cvs.openbsd.org>2004-08-04 15:30:07 +0000
committerMarc Espie <espie@cvs.openbsd.org>2004-08-04 15:30:07 +0000
commitc9cf71d8a4cf0c86add4781d8d6ec95f9057d015 (patch)
tree1270913554fb54c0e4179d67176dff4ba8647d75
parent684e23ff500ba255a73e30f59a65299e04836faa (diff)
sort SYNOPSIS and usage(), format tweaks, by jmc@
-rw-r--r--usr.bin/tsort/tsort.117
-rw-r--r--usr.bin/tsort/tsort.c4
2 files changed, 8 insertions, 13 deletions
diff --git a/usr.bin/tsort/tsort.1 b/usr.bin/tsort/tsort.1
index 3938b59422b..63850516e27 100644
--- a/usr.bin/tsort/tsort.1
+++ b/usr.bin/tsort/tsort.1
@@ -1,4 +1,4 @@
-.\" $OpenBSD: tsort.1,v 1.15 2004/08/04 15:29:10 espie Exp $
+.\" $OpenBSD: tsort.1,v 1.16 2004/08/04 15:30:06 espie Exp $
.\" $NetBSD: tsort.1,v 1.6 1996/01/17 20:37:49 mycroft Exp $
.\"
.\" Copyright (c) 1990, 1993, 1994
@@ -41,19 +41,14 @@
.Nd topological sort of a directed graph
.Sh SYNOPSIS
.Nm tsort
-.Op Fl f
+.Op Fl flqrvw
.Op Fl h Ar file
-.Op Fl l
-.Op Fl q
-.Op Fl r
-.Op Fl v
-.Op Fl w
.Op Ar file
.Sh DESCRIPTION
.Nm tsort
takes a list of pairs of node names representing directed arcs in
a graph and prints the nodes in topological order on standard output.
-That is: the input describes a partial ordering relation, from which
+That is, the input describes a partial ordering relation, from which
.Nm
computes a total order compatible with this partial ordering.
.Pp
@@ -102,7 +97,7 @@ had to break.
.El
.Sh EXAMPLES
Faced with the input:
-.Bd -literal
+.Bd -literal -offset indent
a b
b c
b d
@@ -112,7 +107,7 @@ c e
.Pp
.Nm
outputs:
-.Bd -literal
+.Bd -literal -offset indent
a
b
c
@@ -123,7 +118,7 @@ f
.Pp
which is one total ordering compatible with the individual relations.
There is no unicity, another compatible total ordering would be:
-.Bd -literal
+.Bd -literal -offset indent
a
b
c
diff --git a/usr.bin/tsort/tsort.c b/usr.bin/tsort/tsort.c
index 383e16d8cf6..5caaa6ee4c0 100644
--- a/usr.bin/tsort/tsort.c
+++ b/usr.bin/tsort/tsort.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tsort.c,v 1.17 2003/09/22 23:39:24 drahn Exp $ */
+/* $OpenBSD: tsort.c,v 1.18 2004/08/04 15:30:06 espie Exp $ */
/* ex:ts=8 sw=4:
*/
@@ -980,6 +980,6 @@ extern char *__progname;
static void
usage(void)
{
- fprintf(stderr, "Usage: %s [-h file] [-flqrvw] [file]\n", __progname);
+ fprintf(stderr, "Usage: %s [-flqrvw] [-h file] [file]\n", __progname);
exit(EX_USAGE);
}