From 0708bc9507fc1b4f1397938daaed2cc177d65aec Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Sat, 20 Feb 2016 11:18:54 -0500
Subject: Prepare for command substitution

---
(limited to 'parsing/lexer.sh')

diff --git a/parsing/lexer.sh b/parsing/lexer.sh
index e1d3aab..b03878d 100644
--- a/parsing/lexer.sh
+++ b/parsing/lexer.sh
@@ -389,6 +389,19 @@ scan_wordexp()
 			;;
 		'(')
 			# Arithmetic expansion or command substitution
+			pgetc
+			case "${c}" in
+				'(')
+					# Arithmetic expansion
+					synerr 'Arithmetic expansion is %s' \
+						'not yet supported'
+					;;
+				*)
+					# Command substitution
+					synerr 'Command substitution is %s' \
+						'not yet supported'
+					;;
+			esac
 			;;
 		[@*#?$!A-Za-z0-9_-])
 			res="$(scan_param)"
@@ -586,10 +599,11 @@ error()
 init_lexer()
 {
 	local fn="${1}"
-	shift 1
+	local ln="${2}"
+	shift 2
 
 	fname="${fn}"
-	lineno=1
+	lineno=${ln}
 	tokens=''
 	pgetc
 	next
--
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