From 4511c2069dc447f2a70be3c84007d9f6209da38e Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Mon, 18 Mar 2019 13:33:06 -0400
Subject: ob-unpacksource: Replace here-document with printf

---
(limited to 'src')

diff --git a/src/ob-unpacksource.sh b/src/ob-unpacksource.sh
index aa96f93..fe53db9 100644
--- a/src/ob-unpacksource.sh
+++ b/src/ob-unpacksource.sh
@@ -94,10 +94,7 @@ get_upstream_dir()
 
 	upstream_ar_dir="$(tar "-t${upstream_ar_z}f" "${upstream_ar}" | \
 		sed -n 's|^\(\./\)\{0,1\}\([^/]\{1,\}\).*$|\2|p' | sort | uniq)"
-	dir_count="$(wc -l <<-EOF
-		${upstream_ar_dir}
-		EOF
-		)"
+	dir_count="$(printf '%s\n' "${upstream_ar_dir}" | wc -l)"
 	case "${dir_count}" in
 		0)
 			ob_error "$(ob_get_msg 'no_upstream_dirs')"
--
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