From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 19 Oct 2013 22:00:42 +0000 (+0200)
Subject: jshn: add json_get_keys()
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=4bc1a3a46be02bda354eb4f81f809e48d2fdb215;p=oweals%2Flibubox.git

jshn: add json_get_keys()

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---

diff --git a/sh/jshn.sh b/sh/jshn.sh
index b4bb1e1..110892c 100644
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -205,6 +205,15 @@ json_get_type() {
 	eval "export -- \"$__dest=\${$__var}\"; [ -n \"\${$__var+x}\" ]"
 }
 
+json_get_keys() {
+	local __dest="$1"
+	local _tbl_cur
+
+	json_get_var _tbl_cur "$2"
+	local __var="${JSON_PREFIX}KEYS_${_tbl_cur}"
+	eval "export -- \"$__dest=\${$__var}\"; [ -n \"\${$__var+x}\" ]"
+}
+
 json_get_var() {
 	local __dest="$1"
 	local __cur