From 64cbaf56f14518ebd10bda62964706dac289ebdc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucio=20Andr=C3=A9s=20Illanes=20Albornoz=20=28arab=2C=20vx?=
 =?UTF-8?q?p=29?= <lucio@lucioillanes.de>
Date: Mon, 27 Nov 2017 15:57:11 +0000
Subject: subr/ex_{pkg_env.rtl}.subr: fix ${PKG_ENV_VARS_EXTRA} processing.

---
 subr/ex_rtl.subr | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'subr/ex_rtl.subr')

diff --git a/subr/ex_rtl.subr b/subr/ex_rtl.subr
index b014a384..150b0f4d 100644
--- a/subr/ex_rtl.subr
+++ b/subr/ex_rtl.subr
@@ -2,7 +2,7 @@
 # set -o errexit -o noglob are assumed.
 #
 
-IFS_NL="
+EXP_IFS_NL="
 ";
 
 ex_basename() { echo "${1##*/}"; };
@@ -10,7 +10,9 @@ ex_date() { command date "+${1:-${TIMESTAMP_FMT}}"; };
 ex_dirname() { echo "${1%/*}"; };
 ex_get_var_unsafe() { eval echo \${${1}}; };
 ex_set_var_unsafe() { [ -n "${2}" ] && eval ${1}=\"${2}\" || return 0; };
-ex_split() { local IFS="${1}"; set -- $(echo "${2}"); IFS="${IFS_NL}"; echo "${*}"; };
+ex_pop_IFS() { IFS="${EXP_OLDIFS}"; };
+ex_push_IFS() { EXP_OLDIFS="${IFS}"; IFS="${1}"; };
+ex_push_IFS_nl() { ex_push_IFS "${EXP_IFS_NL}"; };
 ex_test_cmd() { command -v "${1}" >/dev/null; };
 ex_toupper() { echo "${1}" | tr a-z A-Z; };
 
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