mkconfig: remove bashisms and cleanup config.mk generation
authorAllen Martin <amartin@nvidia.com>
Fri, 31 Aug 2012 08:30:05 +0000 (08:30 +0000)
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>
Sat, 1 Sep 2012 12:58:21 +0000 (14:58 +0200)
This adds some cleanup to mkconfig related to SPL support.  Bash
specific script has been replaced with awk for better shell
compatibility.  config.mk generation is done through a subshell and
single redirect to improve readability.

Signed-off-by: Allen Martin <amartin@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
mkconfig

index 9e1a7e6..d3363c6 100755 (executable)
--- a/mkconfig
+++ b/mkconfig
@@ -59,12 +59,8 @@ CONFIG_NAME="${1%_config}"
 [ "${BOARD_NAME}" ] || BOARD_NAME="${1%_config}"
 
 arch="$2"
-cpu="$3"
-tmp="${cpu#*:}"
-if [ "$tmp" != "$cpu" ] ; then
-       spl_cpu=$tmp
-       cpu="${cpu%:*}"
-fi
+cpu=`echo $3 | awk 'BEGIN {FS = ":"} ; {print $1}'`
+spl_cpu=`echo $3 | awk 'BEGIN {FS = ":"} ; {print $2}'`
 if [ "$4" = "-" ] ; then
        board=${BOARD_NAME}
 else
@@ -135,21 +131,21 @@ fi
 #
 # Create include file for Make
 #
-echo "ARCH   = ${arch}"  >  config.mk
-if [ ! -z "$spl_cpu" ] ; then
-       echo 'ifeq ($(CONFIG_SPL_BUILD),y)' >> config.mk
-       echo "CPU    = ${spl_cpu}" >> config.mk
-       echo "else" >> config.mk
-       echo "CPU    = ${cpu}"   >> config.mk
-       echo "endif" >> config.mk
-else
-       echo "CPU    = ${cpu}"   >> config.mk
-fi
-echo "BOARD  = ${board}" >> config.mk
-
-[ "${vendor}" ] && echo "VENDOR = ${vendor}" >> config.mk
-
-[ "${soc}"    ] && echo "SOC    = ${soc}"    >> config.mk
+( echo "ARCH   = ${arch}"
+    if [ ! -z "$spl_cpu" ] ; then
+       echo 'ifeq ($(CONFIG_SPL_BUILD),y)'
+       echo "CPU    = ${spl_cpu}"
+       echo "else"
+       echo "CPU    = ${cpu}"
+       echo "endif"
+    else
+       echo "CPU    = ${cpu}"
+    fi
+    echo "BOARD  = ${board}"
+
+    [ "${vendor}" ] && echo "VENDOR = ${vendor}"
+    [ "${soc}"    ] && echo "SOC    = ${soc}"
+    exit 0 ) > config.mk
 
 # Assign board directory to BOARDIR variable
 if [ -z "${vendor}" ] ; then