[gentoo-commits] repo/gentoo:master commit in: eclass/

[Michał Górny]

commit:     67ea3f75ef3e92cba1f33e1df36d6e53211251f0
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Sat Dec 12 22:28:16 2015 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Tue Dec 22 22:12:23 2015 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=67ea3f75

python-any-r1.eclass: Use reverse iter instead of reversing impls array

 eclass/python-any-r1.eclass | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/eclass/python-any-r1.eclass b/eclass/python-any-r1.eclass
index 99aac73..c6dfc9c 100644
--- a/eclass/python-any-r1.eclass
+++ b/eclass/python-any-r1.eclass
@@ -313,13 +313,9 @@ python_setup() {
        done
 
        # fallback to best installed impl.
-       local rev_impls=()
-       for i in "${_PYTHON_SUPPORTED_IMPLS[@]}"; do
-               rev_impls=( "${i}" "${rev_impls[@]}" )
-       done
-
-       for i in "${rev_impls[@]}"; do
-               python_export "${i}" EPYTHON PYTHON
+       # (reverse iteration over _PYTHON_SUPPORTED_IMPLS)
+       for (( i = ${#_PYTHON_SUPPORTED_IMPLS[@]} - 1; i >= 0; i-- )); do
+               python_export "${_PYTHON_SUPPORTED_IMPLS[i]}" EPYTHON PYTHON
                if _python_EPYTHON_supported "${EPYTHON}"; then
                        python_wrapper_setup
                        return