From de858643456ec6b866037f0b80497e1c1a523e59 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Fri, 26 Feb 2016 18:24:04 -0500
Subject: research: Lose all command substitutions in ctxsw

---
(limited to 'research')

diff --git a/research/research5.sh b/research/research5.sh
index 90e475f..77a126d 100644
--- a/research/research5.sh
+++ b/research/research5.sh
@@ -48,8 +48,8 @@ __fn_ctxsw()
 		?*)
 			# Unset static variables and functions from previous TU.
 			eval "unset \${__${__prev_tu}_static_vars}"
-			for __fn in $(eval printf '%s' \
-					"\"\${__${__prev_tu}_static_fns}\""); do
+			eval "__val=\${__${__prev_tu}_static_fns}"
+			for __fn in ${__val}; do
 				unset -f "${__fn%:*}"
 			done
 	;; esac
@@ -57,10 +57,10 @@ __fn_ctxsw()
 		${__prev_tu});;
 		?*)
 			# Set static variables and function for the current TU.
-			eval "$(eval "printf '%s ' \
-				\${__${__fn_tu}_static_var_vals}")"
-			for __fn in $(eval printf '%s' \
-					"\"\${__${__fn_tu}_static_fns}\""); do
+			eval "__val=\${__${__fn_tu}_static_var_vals}"
+			eval "${__val}"
+			eval "__val=\${__${__fn_tu}_static_fns}"
+			for __fn in ${__val}; do
 				eval "${__fn%:*}() { ${__fn#*:}; }"
 			done
 	;; esac
--
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