TARGET=$1
ARCH=$2
SMP=$3
-CC=$4
+PREEMPT=$4
+CC=$5
# If compile.h exists already and we don't own autoconf.h
# (i.e. we're not the same user who did make *config), don't
# Do not expand names
set -f
-if [ -r .version ]; then
- VERSION=`cat .version`
+# Fix the language to get consistent output
+LC_ALL=C
+export LC_ALL
+
+if [ -z "$KBUILD_BUILD_VERSION" ]; then
+ if [ -r .version ]; then
+ VERSION=`cat .version`
+ else
+ VERSION=0
+ echo 0 > .version
+ fi
else
- VERSION=0
- echo 0 > .version
+ VERSION=$KBUILD_BUILD_VERSION
fi
+if [ -z "$KBUILD_BUILD_TIMESTAMP" ]; then
+ TIMESTAMP=`date`
+else
+ TIMESTAMP=$KBUILD_BUILD_TIMESTAMP
+fi
UTS_VERSION="#$VERSION"
-if [ -n "$SMP" ] ; then UTS_VERSION="$UTS_VERSION SMP"; fi
-UTS_VERSION="$UTS_VERSION `LC_ALL=C LANG=C date`"
+CONFIG_FLAGS=""
+if [ -n "$SMP" ] ; then CONFIG_FLAGS="SMP"; fi
+if [ -n "$PREEMPT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS PREEMPT"; fi
+UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS $TIMESTAMP"
# Truncate to maximum length
# Generate a temporary compile.h
( echo /\* This file is auto generated, version $VERSION \*/
-
+ if [ -n "$CONFIG_FLAGS" ] ; then echo "/* $CONFIG_FLAGS */"; fi
+
echo \#define UTS_MACHINE \"$ARCH\"
echo \#define UTS_VERSION \"`echo $UTS_VERSION | $UTS_TRUNCATE`\"
- echo \#define LINUX_COMPILE_TIME \"`LC_ALL=C LANG=C date +%T`\"
+ echo \#define LINUX_COMPILE_TIME \"`date +%T`\"
echo \#define LINUX_COMPILE_BY \"`whoami`\"
echo \#define LINUX_COMPILE_HOST \"`hostname | $UTS_TRUNCATE`\"