word-wrap in echo area (was Re: visual-line-mode)

[David Reitter]

On 3 Aug 2008, at 15:47, David Reitter wrote:

> On 10 Jul 2008, at 15:55, Chong Yidong wrote:
>
> > > Incidentally: how would one turn on word-wrap for the echo area?   
> > > Word
> > > wrapping for `message' would be very useful.  (It could even be the
> > > default.)
> >
> > This is controlled in xdisp.c.  Let's worry about it later.
>
> Should we revisit and fix this issue now while it's early in the  
> pretest phase?


It's a simple change.  Is this trouble-prone, or can it be installed  
now?


Index: xdisp.c
===================================================================
RCS file: /sources/emacs/emacs/src/xdisp.c,v
retrieving revision 1.1245
diff -c -r1.1245 xdisp.c
*** xdisp.c     8 Aug 2008 15:43:45 -0000       1.1245
--- xdisp.c     11 Aug 2008 13:33:36 -0000
***************
*** 8320,8325 ****
--- 8320,8326 ----
        sprintf (name, " *Echo Area %d*", i);
        echo_buffer[i] = Fget_buffer_create (build_string (name));
        XBUFFER (echo_buffer[i])->truncate_lines = Qnil;
+       XBUFFER (echo_buffer[i])->word_wrap = Qt;

        for (j = 0; j < 2; ++j)
          if (EQ (old_buffer, echo_area_buffer[j]))

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