[gentoo-dev] [PATCH v2] eapi7-ver.eclass: Support EAPIs 0 to 6.

["Ulrich Müller" <ulm@gentoo.org>]

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---
Sorry, I had sent the wrong patch.

 eclass/eapi7-ver.eclass | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/eclass/eapi7-ver.eclass b/eclass/eapi7-ver.eclass
index 6117124a90a5..43b6a4122506 100644
--- a/eclass/eapi7-ver.eclass
+++ b/eclass/eapi7-ver.eclass
@@ -1,4 +1,4 @@
-# Copyright 1999-2017 Gentoo Foundation
+# Copyright 1999-2018 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: eapi7-ver.eclass
@@ -58,12 +58,8 @@
 # the version string, it is truncated silently.
 
 case ${EAPI:-0} in
-	0|1|2|3|4|5)
-		die "${ECLASS}: EAPI=${EAPI:-0} not supported";;
-	6)
-		;;
-	*)
-		die "${ECLASS}: EAPI=${EAPI} includes all functions from this eclass";;
+	0|1|2|3|4|5|6) ;;
+	*) die "${ECLASS}: EAPI=${EAPI} includes all functions from this eclass" ;;
 esac
 
 # @FUNCTION: _ver_parse_range
@@ -139,7 +135,10 @@ ver_cut() {
 	if [[ ${start} -gt 0 ]]; then
 		start=$(( start*2 - 1 ))
 	fi
-	echo "${comp[*]:start:end*2-start}"
+	# Work around a bug in bash-3.2, where "${comp[*]:start:end*2-start}"
+	# inserts spurious 0x7f characters for empty array elements
+	local out=( "${comp[@]:start:end*2-start}" )
+	echo "${out[*]}"
 }
 
 # @FUNCTION: ver_rs
-- 
2.17.0

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