[patch] python.eselect-python_targets.patch

python.eselect-python_targets.patch (text/plain), 1.59 KB, created by Krzysztof Pawlik (RETIRED) on 2012-05-21 17:19:28 UTC

diff -r 60a36b1bd9dc python.eselect
--- a/python.eselect	Tue Nov 08 23:19:31 2011 +0000
+++ b/python.eselect	Mon May 21 19:16:01 2012 +0200
@@ -37,6 +37,8 @@ set_python() {
 	local symlink="${INTERPRETER_PATH}python" target="${1}"
 	ln -s python-wrapper "${symlink}"
 	echo "${target}" > "${ENV_D_PATH}/python/config"
+
+	check_for_python_targets
 }
 
 set_python_config() {
@@ -52,6 +54,37 @@ EOF
 	chmod a+rx "${script}"
 }
 
+generate_python_targets() {
+	local suggested_value=""
+	for executable in /usr/bin/python?.? /usr/bin/jython?.? /usr/bin/pypy-c?.?; do
+		[[ -e "${executable}" ]] || continue
+		suggested_value="${suggested_value} $(basename "${executable}")"
+	done
+	suggested_value="${suggested_value//./_}"
+	echo "${suggested_value}"
+}
+
+check_for_python_targets() {
+	local current_value=
+	if [[ -e /usr/bin/pinspect ]]; then
+		current_value="$(/usr/bin/pinspect query env_var PYTHON_TARGETS)"
+	elif [[ -e /usr/bin/portageq ]]; then
+		current_value="$(/usr/bin/portageq envvar PYTHON_TARGETS)"
+	else
+		die "Could not find current value of PYTHON_TARGETS"
+	fi
+	local missing=
+	for py_interpreter in $(generate_python_targets); do
+		has ${py_interpreter} ${current_value} || \
+			missing="${missing} ${py_interpreter}"
+	done
+	if [[ -n "${missing}" ]]; then
+		write_warning_msg "Your current PYTHON_TARGETS is missing one or more available interpeter:"
+		write_warning_msg "Current: ${current_value}"
+		write_warning_msg "Suggested: ${current_value}${missing}"
+	fi
+}
+
 # Try to remove python and python.1 symlinks
 remove_symlinks() {
 	local symlink symlink_target symlink_target_found