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#!/bin/sh
#set -x
glv_var="$1"
glv_config="config_host.mk"
if [ "$glv_var" = "--build" ] ; then
glv_config="config_build.mk"
shift
elif [ "$glv_var" = "--host" ] ; then
shift
fi
# full path, in case we export a "wrong" PATH
test -n "$GREP" && glv_grep="$GREP" || glv_grep=$(command -v grep)
test -n "$SED" && glv_sed="$SED" || glv_sed=$(command -v sed)
while [ -n "$1" ] ; do
glv_var="$1"
shift
glv_value=$("${glv_grep}" "^ *\(export *\)\?${glv_var}=" ${glv_config} | "${glv_sed}" -e 's/[^=]*=//')
export ${glv_var}="${glv_value}"
done
unset glv_var
unset glv_value
unset glv_config
unset glv_sed
unset glv_grep
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