Re: Bug in format-time-string in emacs 21.1?

[Jason Rumney <jasonr@gnu.org>]

Richard Stallman <rms@gnu.org> writes:

>     Alternatively, we could introduce more conditional blocks to
>     strftime.c to do something sensible with the POSIX.2 extensions on
>     platforms that only support POSIX.1 formats.  I think most of them
>     could be handled without too much effort.
> 
> If someone wants to do this work, it would clearly give a better
> result than documenting flaws.

The following patch makes %h, %EX and %OX do sensible things on
Windows.  Is it worth making configure detect when these fail on
other systems (ie does anyone know of other systems where these might
not work)?


--- strftime.c.~1.25.~	Mon Dec 31 18:26:41 2001
+++ strftime.c	Wed Mar 13 22:01:14 2002
@@ -834,6 +834,13 @@
             size_t strftime ();
 # endif
 
+#ifdef STRFTIME_NO_POSIX2
+	    /* Some system libraries do not support the POSIX.2 extensions.
+	       In those cases, convert %h to %b, and strip modifiers.  */
+	    modifier = 0;
+	    if (format_char == 'h')
+	      format_char = 'b';
+#endif
             *u++ = '%';
             if (modifier != 0)
               *u++ = modifier;


-- 
Jason Rumney


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