m4sh: fix today's AS_BOX regression

* lib/m4sugar/m4sh.m4 (_AS_BOX_LITERAL): Fix underquotation.
Reported by Stefano Lattarini.

Signed-off-by: Eric Blake <eblake@redhat.com>

diff --git a/ChangeLog b/ChangeLog
index d9911ba0f4f3a78c7df0c51b16da95736bef7203..77103020e67cd75d6ab35b444f6683b5669d1c8b 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2010-09-16  Eric Blake  <eblake@redhat.com>
 
+       m4sh: fix today's AS_BOX regression
+       * lib/m4sugar/m4sh.m4 (_AS_BOX_LITERAL): Fix underquotation.
+       Reported by Stefano Lattarini.
+
        fortran: avoid misparsed FCLIBS from Fortran compiler
        * lib/autoconf/fortran.m4 (_AC_PROG_FC_V_OUTPUT): Also skip
        'Configured by:' lines from gfortran.

diff --git a/lib/m4sugar/m4sh.m4 b/lib/m4sugar/m4sh.m4
index ca221614833d5e79e495aad3cd2af4a9cc898cb5..13ad849238506db23184419178bd3f753124b994 100644 (file)
--- a/lib/m4sugar/m4sh.m4
+++ b/lib/m4sugar/m4sh.m4
@@ -1397,7 +1397,7 @@ m4_define([_AS_BOX],
 # _AS_BOX_LITERAL(MESSAGE, [FRAME-CHARACTER = `-'])
 # -------------------------------------------------
 m4_define([_AS_BOX_LITERAL],
-[AS_ECHO(["_AS_ESCAPE(m4_expand([m4_text_box($@)]), [`], [\"$])"])])
+[AS_ECHO(["_AS_ESCAPE(m4_dquote(m4_expand([m4_text_box($@)])), [`], [\"$])"])])
 
 
 # _AS_BOX_INDIR(MESSAGE, [FRAME-CHARACTER = `-'])