add -s (two-byte signed decimal display) to od(1), as mandated by POSIX;

remove cross reference to strings(1), it only made sense in the context of
the old 4.3BSD od(1)'s -s flag.

ok jmc@, millert@

2 files changed, 16 insertions, 9 deletions

diff --git a/usr.bin/hexdump/od.1 b/usr.bin/hexdump/od.1
index 7b0b339bac1..57d8b1ad17f 100644
--- a/usr.bin/hexdump/od.1
+++ b/usr.bin/hexdump/od.1
@@ -1,4 +1,4 @@
-.\"  $OpenBSD: od.1,v 1.26 2014/04/14 22:51:20 sobrado Exp $
+.\"  $OpenBSD: od.1,v 1.27 2014/04/15 15:35:24 sobrado Exp $
 .\"  $NetBSD: od.1,v 1.16 2001/12/07 01:23:42 bjh21 Exp $
 .\"
 .\" Copyright (c) 2001 The NetBSD Foundation, Inc.
@@ -28,7 +28,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"/
-.Dd $Mdocdate: April 14 2014 $
+.Dd $Mdocdate: April 15 2014 $
 .Dt OD 1
 .Os
 .Sh NAME
@@ -37,7 +37,7 @@
 .Sh SYNOPSIS
 .Nm od
 .Bk -words
-.Op Fl aBbcDdeFfHhIiLlOovXx
+.Op Fl aBbcDdeFfHhIiLlOosvXx
 .Op Fl A Ar base
 .Op Fl j Ar offset
 .Op Fl N Ar length
@@ -99,7 +99,7 @@ if no c escape exists for the character.
 Display the input offset in octal, followed by four space-separated,
 ten column, space filled, four-byte units of input data, in octal, per line.
 .It Fl d
-.Em Two-byte decimal display .
+.Em Two-byte unsigned decimal display .
 Display the input offset in octal, followed by eight
 space-separated, five column, zero-filled, two-byte units
 of input data, in unsigned decimal, per line.
@@ -186,6 +186,11 @@ of input data, in octal, per line.
 Display the input offset in octal, followed by eight
 space-separated, six column, zero-filled, two-byte units
 of input data, in octal, per line.
+.It Fl s
+.Em Two-byte signed decimal display .
+Display the input offset in octal, followed by eight
+space-separated, five column, zero-filled, two-byte units
+of input data, in signed decimal, per line.
 .It Fl t Ar type_string
 Specify one or more output types.
 The
@@ -298,8 +303,7 @@ option.
 .Sh EXIT STATUS
 .Ex -std od
 .Sh SEE ALSO
-.Xr hexdump 1 ,
-.Xr strings 1
+.Xr hexdump 1
 .Sh HISTORY
 The
 .Nm
diff --git a/usr.bin/hexdump/odsyntax.c b/usr.bin/hexdump/odsyntax.c
index 60e9c2020d0..701b96be16b 100644
--- a/usr.bin/hexdump/odsyntax.c
+++ b/usr.bin/hexdump/odsyntax.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: odsyntax.c,v 1.23 2014/04/14 22:51:20 sobrado Exp $	*/
+/*	$OpenBSD: odsyntax.c,v 1.24 2014/04/15 15:35:24 sobrado Exp $	*/
 /*	$NetBSD: odsyntax.c,v 1.15 2001/12/07 15:14:29 bjh21 Exp $	*/
 
 /*-
@@ -90,7 +90,7 @@ oldsyntax(int argc, char ***argvp)
 	deprecated = 1;
 	argv = *argvp;
 	while ((ch = getopt(argc, argv,
-	    "A:aBbcDdeFfHhIij:LlN:Oot:vXx")) != -1)
+	    "A:aBbcDdeFfHhIij:LlN:Oost:vXx")) != -1)
 		switch (ch) {
 		case 'A':
 			switch (*optarg) {
@@ -171,6 +171,9 @@ oldsyntax(int argc, char ***argvp)
 		case 'O':
 			odadd("4/4 \"    %011o \" \"\\n\"");
 			break;
+		case 's':
+			odadd("8/2 \"  %05d \" \"\\n\"");
+			break;
 		case 't':
 			posixtypes(optarg);
 			break;
@@ -294,7 +297,7 @@ void
 oldusage(void)
 {
 	extern char *__progname;
-	fprintf(stderr, "usage: %s [-aBbcDdeFfHhIiLlOovXx] [-A base] "
+	fprintf(stderr, "usage: %s [-aBbcDdeFfHhIiLlOosvXx] [-A base] "
 	    "[-j offset] [-N length]\n"
 	    "\t[-t type_string] [[+]offset[.][Bb]] [file ...]\n", __progname);
 	exit(1);