1 files changed, 39 insertions, 0 deletions

diff --git a/classes/fsl-kernel-localversion.bbclass b/classes/fsl-kernel-localversion.bbclass
new file mode 100644
index 0000000..bb4bdf5
--- /dev/null
+++ b/classes/fsl-kernel-localversion.bbclass
@@ -0,0 +1,39 @@
+# Freescale Kernel LOCALVERSION extension
+#
+# This allow to easy reuse of code between different kernel recipes
+#
+# The following options are supported:
+#
+#  SCMVERSION        Puts the Git hash in kernel local version
+#  LOCALVERSION      Value used in LOCALVERSION (default to '+fslc')
+#
+# Copyright 2014 (C) O.S. Systems Software LTDA.
+
+SCMVERSION ??= "y"
+LOCALVERSION ??= "+fslc"
+
+kernel_conf_variable() {
+        CONF_SED_SCRIPT="$CONF_SED_SCRIPT /CONFIG_$1[ =]/d;"
+        if test "$2" = "n"
+        then
+                echo "# CONFIG_$1 is not set" >> ${S}/.config
+        else
+                echo "CONFIG_$1=$2" >> ${S}/.config
+        fi
+}
+
+do_configure_prepend() {
+        echo "" > ${S}/.config
+        CONF_SED_SCRIPT=""
+
+        kernel_conf_variable LOCALVERSION "\"${LOCALVERSION}\""
+        kernel_conf_variable LOCALVERSION_AUTO y
+
+        sed -e "${CONF_SED_SCRIPT}" < '${WORKDIR}/defconfig' >> '${S}/.config'
+
+        if [ "${SCMVERSION}" = "y" ]; then
+                # Add GIT revision to the local version
+                head=`git rev-parse --verify --short HEAD 2> /dev/null`
+                printf "%s%s" +g $head > ${S}/.scmversion
+        fi
+}