From 470d29a43b43ed3252636fc715b5002e07d3e00e Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sun, 10 May 2015 11:46:45 +0000
Subject: [PATCH] build: make device-tree arg optional in mkits.sh

mkits.sh help currently shows dtb file as optional, but generates an
invalid its file when this option is unspecified.

We're fixing this problem by removing the use of the sed command and
just including variables instead.

Signed-off-by: Mathieu Olivari <mathieu@qca.qualcomm.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@45659 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 scripts/mkits.sh | 40 +++++++++++++++++++++-------------------
 1 file changed, 21 insertions(+), 19 deletions(-)

diff --git a/scripts/mkits.sh b/scripts/mkits.sh
index c360c73a56..6b5100e1a2 100755
--- a/scripts/mkits.sh
+++ b/scripts/mkits.sh
@@ -55,6 +55,25 @@ fi
 
 ARCH_UPPER=`echo $ARCH | tr '[:lower:]' '[:upper:]'`
 
+# Conditionally create fdt information
+if [ -n "${DTB}" ]; then
+	FDT="
+		fdt@1 {
+			description = \"${ARCH_UPPER} OpenWrt ${DEVICE} device tree blob\";
+			data = /incbin/(\"${DTB}\");
+			type = \"flat_dt\";
+			arch = \"${ARCH}\";
+			compression = \"none\";
+			hash@1 {
+				algo = \"crc32\";
+			};
+			hash@2 {
+				algo = \"sha1\";
+			};
+		};
+"
+fi
+
 # Create a default, fully populated DTS file
 DATA="/dts-v1/;
 
@@ -80,19 +99,8 @@ DATA="/dts-v1/;
 			};
 		};
 
-		fdt@1 {
-			description = \"${ARCH_UPPER} OpenWrt ${DEVICE} device tree blob\";
-			data = /incbin/(\"${DTB}\");
-			type = \"flat_dt\";
-			arch = \"${ARCH}\";
-			compression = \"none\";
-			hash@1 {
-				algo = \"crc32\";
-			};
-			hash@2 {
-				algo = \"sha1\";
-			};
-		};
+${FDT}
+
 	};
 
 	configurations {
@@ -105,11 +113,5 @@ DATA="/dts-v1/;
 	};
 };"
 
-# Conditionally strip fdt information out of tree
-if [ -z "${DTB}" ]; then
-	DATA=`echo "$DATA" | sed '/start fdt/,/end fdt/d'`
-	DATA=`echo "$DATA" | sed '/fdt/d'`
-fi
-
 # Write .its file to disk
 echo "$DATA" > ${OUTPUT}
-- 
2.11.0