===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/dc/dc.1,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -r1.7 -r1.8
--- src/usr.bin/dc/dc.1	2003/10/11 18:31:19	1.7
+++ src/usr.bin/dc/dc.1	2003/10/18 19:47:10	1.8
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: dc.1,v 1.7 2003/10/11 18:31:19 otto Exp $
+.\"	$OpenBSD: dc.1,v 1.8 2003/10/18 19:47:10 otto Exp $
 .\"
 .\" Copyright (C) Caldera International Inc.  2001-2002.
 .\" All rights reserved.
@@ -100,7 +100,7 @@
 of scales of the operands.
 For division the scale of the result is defined
 by the scale set by the
-.Ar k
+.Ic k
 operation.
 For multiplication, the scale is defined by the expression
 .Sy min(a+b,max(a,b,scale)) ,
@@ -111,7 +111,7 @@
 are the scales of the operands, and
 .Sy scale
 is the scale defined by the
-.Ar k
+.Ic k
 operation.
 For exponentation with a non-negative exponent, the scale of the result is
 .Sy min(a*b,max(scale,a)) ,
@@ -124,7 +124,7 @@
 of the exponent.
 If the exponent is negative, the scale of the result is the scale
 defined by the
-.Ar k
+.Ic k
 operation.
 .Pp
 In the case of the division and modulus operator (~),
@@ -143,7 +143,7 @@
 .Ar x
 may be any character, including space, tab or any other special character.
 If the
-.Ar s
+.Ic s
 is capitalized,
 .Ar x
 is treated as a stack and the value is pushed on it.
@@ -182,7 +182,7 @@
 If executing a string, the recursion level is
 popped by two.
 If
-.Ar q
+.Ic q
 is capitalized,
 the top value on the stack is popped and the string execution level is popped
 by that value.
@@ -290,6 +290,23 @@
 is written in an array that is later popped, to reveal the array that
 stored
 .Ql first .
+.It Ic J
+Pop the top value of the stack. The recursion level is popped by that value,
+and following that, the input is skipped until the first occurence of
+the
+.Ic M
+operator.
+.It Ic M
+Mark used by the
+.Ic J
+operator.
+The
+.Ic J
+and
+.Ic M
+operators are non-portable extensions, used by the
+.Xr bc 1
+command.
 .El
 .Sh EXAMPLES
 An example which prints the first ten values of
@@ -366,6 +383,13 @@
 .Ed
 .Pp
 will terminate because of a too deep recursion level.
+.It J command argument exceeded string execution depth
+for trying to pop the recursion level more than the current
+recursion level.
+.It mark not found
+for a failed scan for an occurence of the
+.Ic M
+operator.
 .El
 .Sh SEE ALSO
 .Xr bc 1