From a343bb1d182ec1141fb45f26dfe1858623428db2 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Sat, 05 Jan 2019 11:07:20 -0500
Subject: ob_parse_control(): Replace [ commands after callbacks

---
diff --git a/lib/control.sh b/lib/control.sh
index 234a375..524c504 100644
--- a/lib/control.sh
+++ b/lib/control.sh
@@ -120,8 +120,7 @@ ob_parse_control()
 				;;
 			[!\ ]*':'*)  # "Name: Value" line.
 				if [ -n "${name}" ]; then
-					"${field_cb}" "${name}" "${value}" "${user_data}"
-					if [ ${?} -ne 0 ]; then
+					if ! "${field_cb}" "${name}" "${value}" "${user_data}"; then
 						return 0
 					fi
 				fi
@@ -172,8 +171,7 @@ ${line# }"
 		EOF
 
 	if [ -n "${name}" ]; then
-		"${field_cb}" "${name}" "${value}" "${user_data}"
-		if [ ${?} -ne 0 ]; then
+		if ! "${field_cb}" "${name}" "${value}" "${user_data}"; then
 			return 0
 		fi
 	fi
--
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