1 files changed, 20 insertions, 7 deletions

diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h
index 82d0af46f0ef..a8740df07b09 100755
--- a/scripts/mkcompile_h
+++ b/scripts/mkcompile_h
@@ -18,19 +18,32 @@ fi
 # 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="#$VERSION"
 CONFIG_FLAGS=""
 if [ -n "$SMP" ] ; then CONFIG_FLAGS="SMP"; fi
 if [ -n "$PREEMPT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS PREEMPT"; fi
-UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS `LC_ALL=C LANG=C date`"
+UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS $TIMESTAMP"
 
 # Truncate to maximum length
 
@@ -46,7 +59,7 @@ UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/"
 
   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`\"
 
@@ -58,7 +71,7 @@ UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/"
     echo \#define LINUX_COMPILE_DOMAIN
   fi
 
-  echo \#define LINUX_COMPILER \"`LC_ALL=C LANG=C $CC -v 2>&1 | tail -n 1`\"
+  echo \#define LINUX_COMPILER \"`$CC -v 2>&1 | tail -n 1`\"
 ) > .tmpcompile
 
 # Only replace the real compile.h if the new one is different,