Re: LT_AC_PROG_SED patch against 1.4 branch

[Albert Chin]

On Thu, Feb 28, 2002 at 05:30:29PM +0100, Akim Demaille wrote:
> 
> | On Wed, Feb 27, 2002 at 09:17:45AM +0100, Akim Demaille wrote:
> | > >>>>> "Robert" == Robert Boehne <address@hidden> writes:
> | > 
> | > Robert> Approved!  Checking in.
> | > 
> | > So it won't work with 2.5x.
> | 
> | Good point. Not, it won't. It's easy enough to use $ac_c if defined or
> | $ECHO_C if defined. Want me to do that instead?
> | 
> | How about replacing:
> |   echo $ac_n "0123456789$ac_c" >"$tmp/sed.in"
> | with:
> |   if test "x$ECHO_C$ECHO_N" != x; then
> |     echo $ECHO_N "0123456789$ECHO_C" >"$tmp/sed.in"
> |   else
> |     echo $ac_n "0123456789$ac_c" >"$tmp/sed.in"
> |   fi
> | 
> | Or is this too simplistic?
> 
> echo ${ECHO_N-$ac_n} "0123456789${ECHO_C-$ac_c}" >"$tmp/sed.in"

Patch attched for branch-1-4. Needs to be applied to HEAD as well.
Tested on both.

2002-02-28  Akim Demaille  <address@hidden>

        * libtool.m4: Allow LT_AC_PROG_SED to work under autoconf
        2.13 and 2.5x with $ECHO_N/$ECHO_C and $ac_n/$ac_c.

-- 
albert chin (address@hidden)

-- snip snip
Index: libtool.m4
===================================================================
RCS file: /cvsroot/libtool/libtool/libtool.m4,v
retrieving revision 1.166.2.35
diff -u -3 -p -r1.166.2.35 libtool.m4
--- libtool.m4  25 Feb 2002 20:37:10 -0000      1.166.2.35
+++ libtool.m4  28 Feb 2002 17:23:37 -0000
@@ -3644,7 +3648,7 @@ $debug ||
     test ! -f ${_sed} && break
     cat /dev/null > "$tmp/sed.in"
     _count=0
-    echo $ac_n "0123456789$ac_c" >"$tmp/sed.in"
+    echo ${ECHO_N-$ac_n} "0123456789${ECHO_C-$ac_c}" >"$tmp/sed.in"
     # Check for GNU sed and select it if it is found.
     if "${_sed}" --version 2>&1 < /dev/null | egrep '(GNU)' > /dev/null; then
       lt_cv_path_SED=${_sed}