[patch] unset empty USE_EXPAND variables

empty_use_expand.patch (text/plain), 643 bytes, created by Zac Medico on 2006-09-13 12:44:50 UTC

diff --git a/bin/ebuild.sh b/bin/ebuild.sh
index 4ad36f2..f1bc6c6 100755
--- a/bin/ebuild.sh
+++ b/bin/ebuild.sh
@@ -35,6 +35,14 @@ unalias -a
 # Unset some variables that break things.
 unset GZIP BZIP BZIP2 CDPATH GREP_OPTIONS GREP_COLOR GLOBIGNORE
 
+# Some USE_EXPAND variables, such as LINGUAS, cause unwanted behavior when
+# empty.  This should be handled via portage.config but it isn't currently
+# designed to do so.
+for x in ${USE_EXPAND}; do
+	[ -z "${!x}" ] && unset ${x}
+done
+unset x
+
 # We need this next line for "die" and "assert". It expands
 # It _must_ preceed all the calls to die and assert.
 shopt -s expand_aliases