From 7774653571186296cc49dbb2cb416226e5c600a1 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Mon, 08 Oct 2012 16:12:59 -0400
Subject: Shorten some variable names in ob-unpacksource.

---
diff --git a/src/ob-unpacksource.sh b/src/ob-unpacksource.sh
index cd2666a..7d0e1c0 100644
--- a/src/ob-unpacksource.sh
+++ b/src/ob-unpacksource.sh
@@ -25,10 +25,10 @@ ob_use locale
 ob_use output
 ob_use package
 
-upstream_archive_base=
-upstream_archive=
-upstream_archive_z=
-upstream_archive_dir=
+upstream_ar_base=
+upstream_ar=
+upstream_ar_z=
+upstream_ar_dir=
 
 main()
 {
@@ -60,9 +60,9 @@ unpack_upstream()
 
 get_upstream_archive()
 {
-	upstream_archive_base="${OPK_SOURCE}-${OPK_SOURCE_VERSION_UPSTREAM}.orig.tar"
-	upstream_archive="$(find '..' -name "${upstream_archive_base}*")"
-	case "$(echo "${upstream_archive}" | grep -v '^$' | wc -l)" in
+	upstream_ar_base="${OPK_SOURCE}-${OPK_SOURCE_VERSION_UPSTREAM}.orig.tar"
+	upstream_ar="$(find '..' -name "${upstream_ar_base}*")"
+	case "$(echo "${upstream_ar}" | grep -v '^$' | wc -l)" in
 		0)
 			ob_error "$(ob_get_msg 'no_sources')"
 			;;
@@ -76,22 +76,22 @@ get_upstream_archive()
 
 get_upstream_compression()
 {
-	z_ext="${upstream_archive#../${upstream_archive_base}}"
+	z_ext="${upstream_ar#../${upstream_ar_base}}"
 	case "${z_ext}" in
 		'')
-			upstream_archive_z=''
+			upstream_ar_z=''
 			;;
 		'.gz')
-			upstream_archive_z='z'
+			upstream_ar_z='z'
 			;;
 		'.bz2')
-			upstream_archive_z='j'
+			upstream_ar_z='j'
 			;;
 		'.lz')
-			upstream_archive_z='a'
+			upstream_ar_z='a'
 			;;
 		'.Z')
-			upstream_archive_z='Z'
+			upstream_ar_z='Z'
 			;;
 		*)
 			ob_error "$(ob_get_msg 'unsupported_archive_compression')" \
@@ -102,9 +102,9 @@ get_upstream_compression()
 
 get_upstream_dir()
 {
-	upstream_archive_dir="$(tar "-t${upstream_archive_z}f" \
-		"${upstream_archive}" | sed -n 's@^\(\./\|\)\([^/]*\)\(/\|\)$@\2@p')"
-	case "$(echo "${upstream_archive_dir}" | grep -v '^$' | wc -l)" in
+	upstream_ar_dir="$(tar "-t${upstream_ar_z}f" \
+		"${upstream_ar}" | sed -n 's@^\(\./\|\)\([^/]*\)\(/\|\)$@\2@p')"
+	case "$(echo "${upstream_ar_dir}" | grep -v '^$' | wc -l)" in
 		0)
 			ob_error "$(ob_get_msg 'no_upstream_dirs')"
 			;;
@@ -118,9 +118,9 @@ get_upstream_dir()
 extract_upstream()
 {
 	ob_info "$(ob_get_msg 'unpacking_upstream')"
-	tar "-x${upstream_archive_z}f" "${upstream_archive}" || \
+	tar "-x${upstream_ar_z}f" "${upstream_ar}" || \
 		ob_error "$(ob_get_msg 'cant_unpack_upstream')"
-	mv "${upstream_archive_dir}" 'src' || \
+	mv "${upstream_ar_dir}" 'src' || \
 		ob_error "$(ob_get_msg 'cant_move_native')"
 }
 
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