[gentoo-dev] [PATCH python-utils-r1 1/4] Use shell wrappers instead of symlinks for python{,-config}

[Michał Górny]

Use shell wrappers to spawn python & python-config instead of symlinks
to fix magic applied by Python 3.4+ to symlinks.

Fixes: https://bugs.gentoo.org/show_bug.cgi?id=555752
---
 eclass/python-utils-r1.eclass | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/eclass/python-utils-r1.eclass b/eclass/python-utils-r1.eclass
index a292179..c1c5ea6 100644
--- a/eclass/python-utils-r1.eclass
+++ b/eclass/python-utils-r1.eclass
@@ -855,14 +855,25 @@ python_wrapper_setup() {
 		fi
 
 		# Python interpreter
-		ln -s "${PYTHON}" "${workdir}"/bin/python || die
-		ln -s python "${workdir}"/bin/python${pyver} || die
+		# note: we don't use symlinks because python likes to do some
+		# symlink reading magic that breaks stuff
+		# https://bugs.gentoo.org/show_bug.cgi?id=555752
+		cat > "${workdir}/bin/python" <<-_EOF_
+			#!/bin/sh
+			exec "${PYTHON}" "\${@}"
+		_EOF_
+		cp "${workdir}/bin/python" "${workdir}/bin/python${pyver}" || die
+		chmod +x "${workdir}/bin/python" "${workdir}/bin/python${pyver}" || die
 
 		local nonsupp=()
 
 		# CPython-specific
 		if [[ ${EPYTHON} == python* ]]; then
-			ln -s "${PYTHON}-config" "${workdir}"/bin/python-config || die
+			cat > "${workdir}/bin/python-config" <<-_EOF_
+				#!/bin/sh
+				exec "${PYTHON}-config" "\${@}"
+			_EOF_
+			chmod +x "${workdir}/bin/python-config" || die
 
 			# Python 2.6+.
 			ln -s "${PYTHON/python/2to3-}" "${workdir}"/bin/2to3 || die
-- 
2.4.6