Date: Wed, 5 Jun 2019 20:33:53 +0200
From: Natanael Copa <ncopa@alpinelinux.org>
To: Bernhard Ehlers <list@bernhard-ehlers.de>
Cc: alpine-devel@lists.alpinelinux.org
Subject: Re: [alpine-devel] py3-cx_freeze not compatible with python3.7 on
 alpine 3.10rc1
Message-ID: <20190605203353.1ee6e383@ncopa-desktop.copa.dup.pw>
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References: <C0FBEB97-17F6-4B0B-B715-0B06EFAA062D@bernhard-ehlers.de>
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On Tue, 4 Jun 2019 21:22:13 +0200
Bernhard Ehlers <list@bernhard-ehlers.de> wrote:

> cx_freeze v5.1.1 is not compatible with python3.7, so the py3-cx_freeze p=
ackage won*t work in alpine 3.10.
>=20
> Here a test with alpine 3.10rc1, that works fine with alpine 3.9 (and it*=
s python 3.6):=20
>=20
> ~ # echo 'print("Hallo world!")' > hello.py
> ~ # python3 hello.py
> Hallo world!
> ~ # cp -p /usr/bin/ldd .
> ~ # cxfreeze hello.py
> * lots of output ...
> ~ # dist/hello
> Fatal Python error: initfsencoding: Unable to get the locale encoding
> ImportError: invalid flags 1556882925 in 'encodings'
>=20
> Current thread 0x00007f8e2c36fd48 (most recent call first):
> Aborted
> ~ #=20
>=20
> Three alternatives come into my mind:
> - drop cx_freeze
> - patch cx_freeze v5.1.1, https://github.com/msys2/MINGW-packages/commit/=
4c18633ba2331d980f00aff075f17135399c43c5 might help, but I haven*t tested i=
t.
> - use the cx_freeze beta version 6.0b1, but I have no idea what issue tha=
t version has

I suppose we need to apply that patch.

=20
> BTW: The ldd program (in all alpine versions) creates invalid output in c=
ase you use it on a library, here an example:
>=20
> ~ # ldd /lib/libssl.so.1.1=20
> 	ldd (0x7ffb49916000)
> 	libcrypto.so.1.1 =3D> /lib/libcrypto.so.1.1 (0x7ffb49618000)
> 	libc.musl-x86_64.so.1 =3D> ldd (0x7ffb49916000)
>=20
> The loader ld-musl-x86_64.so.1 and libc.musl-x86_64.so.1 point to "ldd", =
what's totally wrong. That's why you have to copy the ldd binary to your cu=
rrent directory before using cx_freeze.
>=20
> Here my alternative ldd, it works much better with cx_freeze (and pyinsta=
ller):
> #!!/bin/sh
> exec /lib/ld-musl-* --list -- "$@"
>=20
> Here an example, with more reasonable results:
> ~ # ldd.new /lib/libssl.so.1.1
> 	/lib/ld-musl-x86_64.so.1 (0x7fa671495000)
> 	libcrypto.so.1.1 =3D> /lib/libcrypto.so.1.1 (0x7fa671197000)
> 	libc.musl-x86_64.so.1 =3D> /lib/ld-musl-x86_64.so.1 (0x7fa671495000)

Good catch. Will fix this.

Thanks!

-nc
PS. those issues could have been reported on the bugtracker on bugs.alpinel=
inux.org.


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