[Groff-commit] groff ChangeLog doc/groff.texinfo

[Werner LEMBERG]

CVSROOT:        /cvsroot/groff
Module name:    groff
Changes by:     Werner LEMBERG <wl>     11/11/14 14:37:01

Modified files:
        .              : ChangeLog 
        doc            : groff.texinfo 

Log message:
        * doc/groff.texinfo: Improve doc for calling undefined identifiers.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/groff/ChangeLog?cvsroot=groff&r1=1.1311&r2=1.1312
http://cvs.savannah.gnu.org/viewcvs/groff/doc/groff.texinfo?cvsroot=groff&r1=1.307&r2=1.308

Patches:
Index: ChangeLog
===================================================================
RCS file: /cvsroot/groff/groff/ChangeLog,v
retrieving revision 1.1311
retrieving revision 1.1312
diff -u -b -r1.1311 -r1.1312
--- ChangeLog   14 Nov 2011 13:06:44 -0000      1.1311
+++ ChangeLog   14 Nov 2011 14:37:00 -0000      1.1312
@@ -1,5 +1,9 @@
 2011-11-14  Werner LEMBERG  <address@hidden>
 
+       * doc/groff.texinfo: Improve doc for calling undefined identifiers.
+
+2011-11-14  Werner LEMBERG  <address@hidden>
+
        * src/preproc/tbl/tbl.man: Improve documentation of `_' and friends.
 
 2011-10-31  Werner LEMBERG  <address@hidden>

Index: doc/groff.texinfo
===================================================================
RCS file: /cvsroot/groff/groff/doc/groff.texinfo,v
retrieving revision 1.307
retrieving revision 1.308
diff -u -b -r1.307 -r1.308
--- doc/groff.texinfo   8 Oct 2011 09:11:22 -0000       1.307
+++ doc/groff.texinfo   14 Nov 2011 14:37:00 -0000      1.308
@@ -6018,6 +6018,10 @@
 Define or set registers using the @code{nr} request or the @code{\R}
 escape.
 
+Although the following requests and escapes can be used to create
+registers, simply using an undefined register will cause it to be
+set to zero.
+
 @DefreqList {nr, ident value}
 @DefescListEnd {\\R, ', ident value, '}
 Set number register @var{ident} to @var{value}.  If @var{ident} doesn't
@@ -10521,6 +10525,10 @@
 convenience (i.e.@: there are no built-in strings exept @code{.T}, but
 even this is a read-write string variable).
 
+Although the following requests can be used to create strings,
+simply using an undefined string will cause it to be defined as empty.
address@hidden
+
 @DefreqList {ds, name address@hidden
 @DefreqItem {ds1, name address@hidden
 @DefescItem {\\*, , n, }
@@ -11243,6 +11251,10 @@
 invoked multiple times.  Use macros to define common operations.
 @xref{Strings}, for a (limited) alternative syntax to call macros.
 
+Although the following requests can be used to create macros,
+simply using an undefined macro will cause it to be defined as empty.
address@hidden
+
 @DefreqList {de, name address@hidden
 @DefreqItem {de1, name address@hidden
 @DefreqItem {dei, name address@hidden
@@ -12728,6 +12740,10 @@
 diversion} if no diversion is active (i.e., the data is diverted to the
 output device).
 
+Although the following requests can be used to create diversions,
+simply using an undefined diversion will cause it to be defined as empty.
address@hidden
+
 @DefreqList {di, macro}
 @DefreqListEnd {da, macro}
 @cindex beginning diversion (@code{di})