Back to Bash wrapper, as upstream in 3.4 also uses Bash for some reasons

This reverts commit 95a55939d7.
This reverts commit 41a68301c7.

python3.spec

@@ -140,7 +140,7 @@
 Summary: Version 3 of the Python programming language aka Python 3000
 Name: python3
 Version: %{pybasever}.1
-Release: 13%{?dist}
+Release: 12%{?dist}
 License: Python
 Group: Development/Languages
 
@@ -243,9 +243,6 @@ Source7: pyfuntop.stp
 # Written by bkabrda
 Source8: check-pyc-and-pyo-timestamps.py
 
-# Python wrapper arounf pythonXXm-config to be able to keep python3-devel multiarch
-Source9: config.py
-
 # Fixup distutils/unixccompiler.py to remove standard library path from rpath:
 # Was Patch0 in ivazquez' python3000 specfile:
 Patch1:         Python-3.1.1-rpath.patch
@@ -1384,8 +1381,11 @@ sed \
 
 # Rename the script that differs on different arches to arch specific name
 mv %{buildroot}%{_bindir}/python%{LDVERSION_optimized}-{,`uname -m`-}config
-cp %{SOURCE9} %{buildroot}%{_bindir}/python%{LDVERSION_optimized}-config
-chmod +x %{buildroot}%{_bindir}/python%{LDVERSION_optimized}-config
+echo -e '#!/bin/sh\nexec `dirname $0`/python%{LDVERSION_optimized}-`uname -m`-config "$@"' > \
+  %{buildroot}%{_bindir}/python%{LDVERSION_optimized}-config
+echo '[ $? -eq 127 ] && echo "Could not find python%{LDVERSION_optimized}-`uname -m`-config. Look around to see available arches." >&2' >> \
+  %{buildroot}%{_bindir}/python%{LDVERSION_optimized}-config
+  chmod +x %{buildroot}%{_bindir}/python%{LDVERSION_optimized}-config
 
 # ======================================================
 # Running the upstream test suite
@@ -1853,9 +1853,6 @@ rm -fr %{buildroot}
 # ======================================================
 
 %changelog
-* Mon Jun 30 2014 Miro Hrončok <mhroncok@redhat.com> - 3.4.1-13
-- Rewrite the config wrapper from Bash to Python, so it can be interpreted with Python
-
 * Sun Jun  8 2014 Peter Robinson <pbrobinson@fedoraproject.org> 3.4.1-12
 - aarch64 has valgrind, just list those that don't support it