lxc-alpine: avoid GNU BRE extensions for better portability

Signed-off-by: Kaarle Ritvanen <kaarle.ritvanen@datakunkku.fi> Acked-by: Stéphane Graber <stgraber@ubuntu.com>

lxc-alpine: avoid GNU BRE extensions for better portability
be794ff4 · Kaarle Ritvanen · Stéphane Graber · 3c41dd05 · be794ff4
Commit be794ff4 authored Sep 28, 2015 by Kaarle Ritvanen Committed by Stéphane Graber Sep 29, 2015
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lxc-alpine.in templates/lxc-alpine.in +1 -1

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--- a/templates/lxc-alpine.in
+++ b/templates/lxc-alpine.in
@@ -109,7 +109,7 @@ install_alpine() {
    else
        cp /etc/apk/repositories "$rootfs"/etc/apk/repositories || return 1
        if [ -n "$release" ]; then
-            sed -i -e "s:/[^/]\+/\([^/]\+\)$:/$release/\1:" \
+            sed -E -i "s:/[^/]+/([^/]+)$:/$release/\\1:" \
                "$rootfs"/etc/apk/repositories
        fi
    fi