Re: [wxCode-users] configure's AC_CONFIG_AUX_DIR uses the wxCode/build path, breaking out of tree builds

[Francesco M. <f18...@ya...>]

Hi,

John Labenski ha scritto:
> There is a problem using bakefile and configure for a component when
> it's out of the wxCode tree, eg. a tar.gz source package.
> 
> 
> [john@amd2600 a]$ ../configure
> --prefix=/home/john/cvs/a/wxCode/components/wxstedit/a
> checking for the --enable-debug option... will be automatically detected
> ...
> checking for the --with-wxshared option... will be automatically detected
> configure: error: cannot run /bin/sh build/config.sub
> 
> 
> The problem is that the path to look for config.sub is wrong. In the
> configure generated by acregen.sh you have this
> 
> ac_config_sub="$SHELL $ac_aux_dir/config.sub"
> 
> which means that it looks in
> 
> ac_aux_dir=
> for ac_dir in ../../../build/autoconf build
> $srcdir/../../../build/autoconf build; do
> ...
> 
> What we really want is for it to look into $srcdir/build where you
> should have copied all all appropriate scripts.
> 
> ==============
> 
> Here's where the problem is
> wxCode/build/autoconf/wxcode.m4
> 
> AC_DEFUN([AM_WXCODE_INIT],
>         [
>             AC_PREREQ([2.57])
>             AC_CONFIG_AUX_DIR([../../../build/autoconf build])
>             m4_include(../../../build/autoconf/wxpresets.m4)
>             AC_LANG(C++)
>         ])
> 
> I don't think that having two paths is standard. You can see that only
> the first dir gets prepended with $srcdir which is why you cannot run
> configure out of the wxCode tree.
> 
> I am going to replace the line
> 
>     AC_CONFIG_AUX_DIR([../../../build/autoconf build])
> 
> with just this
> 
>     AC_CONFIG_AUX_DIR(build)
> 
> which means that you have to have all the appropriate scripts in your
> build dir which is what you'd need to build out of the tree anyway.
Seems right to me. Sincerely I don't remember why I did put the 
../../../build/autoconf directory in AC_CONFIG_AUX_DIR macro but indeed 
it looks like an incorrect usage of that macro.

I'll test some of my components to see if I find any problem/issue just 
to be sure.

Thanks!
Francesco