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Re: libtool in binutils question
- From: "Maciej W. Rozycki" <macro at ds2 dot pg dot gda dot pl>
- To: Ian Lance Taylor <ian at airs dot com>
- Cc: Alexandre Oliva <aoliva at redhat dot com>, sje at cup dot hp dot com, binutils at sources dot redhat dot com, gcc at gcc dot gnu dot org
- Date: Sat, 12 Jan 2002 01:17:44 +0100 (MET)
- Subject: Re: libtool in binutils question
- Organization: Technical University of Gdansk
On 11 Jan 2002, Ian Lance Taylor wrote:
> It's been true for a while that if host_alias != target_alias, the
> default for program_prefix is "${target_alias}-". That is true of
> autoconf 2.13, for example. Are you saying that autoconf 2.5x sets
> program_prefix whenever target_alias is set, even if it is the same as
> host_alias? I think that would be a bad change, as it makes it much
> harder to configure an entire tree correctly.
That's exactly what happens and I agree it is a dubious feature, to say
at least. I complained to the maintainer sending the following patch, but
he rejected it stating this is intended behaviour.
--
+ Maciej W. Rozycki, Technical University of Gdansk, Poland +
+--------------------------------------------------------------+
+ e-mail: macro@ds2.pg.gda.pl, PGP key available +
2001-11-19 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
* lib/autoconf/general.m4 (AC_CANONICAL_HOST): Don't set
program_prefix if target_alias equals host_alias.
autoconf-2.52-target_prefix.patch
diff -up --recursive --new-file autoconf-2.52.macro/acgeneral.m4 autoconf-2.52/acgeneral.m4
--- autoconf-2.52.macro/acgeneral.m4 Wed Jul 4 15:05:43 2001
+++ autoconf-2.52/acgeneral.m4 Sun Nov 18 15:27:47 2001
@@ -1774,7 +1774,7 @@ _AC_CANONICAL_SPLIT([target])
# The aliases save the names the user supplied, while $host etc.
# will get canonicalized.
-test -n "$target_alias" &&
+test -n "$target_alias" && test "x$target_alias" != "x$host_alias" &&
test "$program_prefix$program_suffix$program_transform_name" = \
NONENONEs,x,x, &&
program_prefix=${target_alias}-[]dnl