dev-lang/python-exec: Bump to 2.4.7

Closes: https://bugs.gentoo.org/794739
Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-lang/python-exec/Manifest

@@ -1 +1,2 @@
 DIST python-exec-2.4.6.tar.bz2 87634 BLAKE2B 7b6de8ad0e0603fafd3284e6e3c5247ad83f145ab4db6728914318ae8e6f5aaa3c0247f4e01238fca11519ef72fb1b11436aea7e2b8c988b8717b3f6a2a43c37 SHA512 e05eaf01b83de196a10933636ab6b1a5489a421592df49b8b58eabd0e732de970f902744cd3a06b5ab530a6d69fe6dfa8f270fbb09b9fe3df4ae04d516828050
+DIST python-exec-2.4.7.tar.bz2 88204 BLAKE2B c370d5f33063bf0dd02d1b5ddad27b320652664ed3bc89cf2d70b94292f3dcd8c4e3bb6bb43ce8d2514a8e0a5a3e95295ff8d0f95371bda136cd51312da747e8 SHA512 6e061fc1ae84e21effb24d35195a7c61430e0e50dc0b0bfbab65f741dde45a92688fd9ac7a0868f7b08ba603a609fb3f03181238f63fdd383b4d604af8406d14

dev-lang/python-exec/python-exec-2.4.7.ebuild

@@ -0,0 +1,58 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit python-utils-r1
+
+DESCRIPTION="Python script wrapper"
+HOMEPAGE="https://github.com/mgorny/python-exec/"
+SRC_URI="https://github.com/mgorny/python-exec/releases/download/v${PV}/${P}.tar.bz2"
+
+LICENSE="BSD-2"
+SLOT="2"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+# Internal Python project hack.  Do not copy it.  Ever.
+IUSE="${_PYTHON_ALL_IMPLS[@]/#/python_targets_} +native-symlinks"
+
+RDEPEND="
+	dev-lang/python-exec-conf
+	!<=dev-lang/python-2.7.18-r3:2.7"
+
+src_configure() {
+	local pyimpls=() i EPYTHON
+	for i in "${_PYTHON_ALL_IMPLS[@]}"; do
+		if use "python_targets_${i}"; then
+			_python_export "${i}" EPYTHON
+			pyimpls+=( "${EPYTHON}" )
+		fi
+	done
+
+	local myconf=(
+		--with-fallback-path="${EPREFIX}/usr/local/sbin:${EPREFIX}/usr/local/bin:${EPREFIX}/usr/sbin:${EPREFIX}/usr/bin:${EPREFIX}/sbin:${EPREFIX}/bin"
+		--with-python-impls="${pyimpls[*]}"
+	)
+
+	econf "${myconf[@]}"
+}
+
+src_install() {
+	default
+
+	if use native-symlinks; then
+		local programs=( python python3 )
+		local scripts=( python-config python3-config 2to3 idle pydoc pyvenv )
+
+		local f
+		for f in "${programs[@]}"; do
+			# symlink the C wrapper for python to avoid shebang recursion
+			# bug #568974
+			dosym python-exec2c /usr/bin/"${f}"
+		done
+		for f in "${scripts[@]}"; do
+			# those are python scripts (except for new python-configs)
+			# so symlink them via the python wrapper
+			dosym ../lib/python-exec/python-exec2 /usr/bin/"${f}"
+		done
+	fi
+}