From 0bddff6977340f8863791dcecc64f1e0aaaa1f46 Mon Sep 17 00:00:00 2001
From: Mickey Rose <mickey.rose@seznam.cz>
Date: Fri, 3 Jan 2020 15:38:48 +0100
Subject: [PATCH] bootstrap: simplify export_variables

Nameref attribute (local -n) is a Bash 4.3 feature, thus not available
on OSX with Bash 3.2.

And because we know the argument looks like a valid assignment, we can
pass it whole to export.
---
 bootstrap.sh | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/bootstrap.sh b/bootstrap.sh
index 1fbaabd24..ee9c714bd 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -139,8 +139,7 @@ function export_variables() {
     do
         if [[ "$arg" =~ ^[[:alpha:]][_[:alnum:]]*= ]]
         then
-            local -n var="${arg%%=*}"
-            export var="${arg#*=}"
+            export "$arg"
         else
             printf >&2 "bootstrap.sh: invalid argument: %s\n" "$arg"
             ret=1