Re: [PATCH 3/8] pylibfdt: allow build out of tree

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On Mon, Oct 07, 2019 at 11:18:01PM +0400, marcandre.lureau@xxxxxxxxxx wrote:
> From: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
> 
> With meson, we have to support out-of-tree build. Fix path lookup.

Again, a good idea, regardless of build system.  Integration of the
python setuptools stuff with the rest of the build has always
been... mucky :/.

> 
> Signed-off-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
> ---
>  pylibfdt/setup.py | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/pylibfdt/setup.py b/pylibfdt/setup.py
> index 53f2bef..fd50b6c 100755
> --- a/pylibfdt/setup.py
> +++ b/pylibfdt/setup.py
> @@ -20,22 +20,21 @@ VERSION_PATTERN = '^#define DTC_VERSION "DTC ([^"]*)"$'
>  
>  
>  def get_version():
> -    version_file = "../version_gen.h"
> +    version_file = "version_gen.h"
>      f = open(version_file, 'rt')
>      m = re.match(VERSION_PATTERN, f.readline())
>      return m.group(1)
>  
>  
>  setupdir = os.path.dirname(os.path.abspath(sys.argv[0]))
> -os.chdir(setupdir)
>  
>  libfdt_module = Extension(
>      '_libfdt',
> -    sources=['libfdt.i'],
> -    include_dirs=['../libfdt'],
> +    sources=[os.path.join(setupdir, 'libfdt.i')],
> +    include_dirs=[os.path.join(setupdir, '../libfdt')],
>      libraries=['fdt'],
> -    library_dirs=['../libfdt'],
> -    swig_opts=['-I../libfdt'],
> +    library_dirs=[os.path.join(setupdir, '../libfdt')],

Is this one right?  Won't this be looking for the generated .so or .a,
which will be in the target dirs, not the srcdir?

> +    swig_opts=['-I' + os.path.join(setupdir, '../libfdt')],
>  )
>  
>  setup(
> @@ -44,5 +43,6 @@ setup(
>      author='Simon Glass <sjg@xxxxxxxxxxxx>',
>      description='Python binding for libfdt',
>      ext_modules=[libfdt_module],
> +    package_dir={'': setupdir},
>      py_modules=['libfdt'],
>  )

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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