From 5a64eb980d99b7c06522bb9062e5eb29ec960ebe Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Tue, 23 Feb 2016 12:24:38 -0500
Subject: eshtrans/backend: Don't write trailing spaces

---
diff --git a/eshtrans/backend/codegen.esh b/eshtrans/backend/codegen.esh
index 247618f..42b714a 100644
--- a/eshtrans/backend/codegen.esh
+++ b/eshtrans/backend/codegen.esh
@@ -42,11 +42,13 @@ codegen_sub()
 {
 	local array="${1}"
 	shift 1
+	local print_spc=
 	local ionum=
 	local fname=
 	local static=
 	local static_fname=
 
+	print_spc=false
 	ionum=false
 	fname=''
 	static=false
@@ -54,6 +56,17 @@ codegen_sub()
 
 	IFS="${RS}"
 	for t in ${array}; do
+		if ${print_spc}; then
+			case "${t%${US}*}" in
+				T_NEWLINE)
+					;;
+				*)
+				printf ' '
+					;;
+			esac
+			print_spc=false
+		fi
+
 		# Handle I/O number false positives.
 		if ${ionum}; then
 			case "${t%${US}*}" in
@@ -130,7 +143,7 @@ codegen_sub()
 				ionum=true
 				;;
 			*)
-				printf ' '
+				print_spc=true
 				;;
 		esac
 	done
--
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