From d643f7726b47ee1ea4913811ac5a72bab2a22830 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Wed, 21 Nov 2018 19:04:44 -0500
Subject: tools/shld.sh: Use parameters, not global variables

---
diff --git a/tools/shld.sh b/tools/shld.sh
index 2a5587c..41751d3 100755
--- a/tools/shld.sh
+++ b/tools/shld.sh
@@ -21,11 +21,6 @@ set -u
 
 VERSION='0.2.0'
 
-output='out.sh'
-make_executable=false
-interpreter='/bin/sh'
-entry_point='main'
-
 die()
 {
 	local fmt="${1}"
@@ -37,6 +32,11 @@ die()
 
 link()
 {
+	local make_executable="${1}"
+	local interpreter="${2}"
+	local entry_point="${3}"
+	local output="${4}"
+	shift 4
 	local input=
 
 	# Open output file.
@@ -123,6 +123,12 @@ EOF
 
 main()
 {
+	local opt=
+	local make_executable=false
+	local interpreter='/bin/sh'
+	local entry_point='main'
+	local output='out.sh'
+
 	while getopts 'hVI:e:o:' opt; do
 		case "${opt}" in
 			'h')
@@ -153,7 +159,8 @@ main()
 		exit 1
 	fi
 
-	link "${@}"
+	link "${make_executable}" "${interpreter}" "${entry_point}" \
+		"${output}" "${@}"
 }
 
 main "${@}"
--
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