Cleanup: move scripts to subdirectory

[lttng-modules.git] / scripts / rt-patch-version.sh

diff --git a/scripts/rt-patch-version.sh b/scripts/rt-patch-version.sh
new file mode 100755 (executable)
index 0000000..2704965
--- /dev/null
+++ b/scripts/rt-patch-version.sh
@@ -0,0 +1,26 @@
+#!/bin/sh
+# SPDX-License-Identifier: (GPL-2.0 OR LGPL-2.1)
+
+# First argument is the path to the kernel headers.
+KPATH="$1"
+
+VERSIONFILE=""
+
+if [ -f "${KPATH}/localversion-rt" ]; then
+       VERSIONFILE="${KPATH}/localversion-rt"
+
+elif [ -f "${KPATH}/source/localversion-rt" ]; then
+       VERSIONFILE="${KPATH}/source/localversion-rt"
+else
+       echo 0
+       exit 0
+fi
+
+RT_PATCH_VERSION=$(sed -rn 's/^-rt([0-9]+)$/\1/p' "${VERSIONFILE}")
+
+if [ "x${RT_PATCH_VERSION}" = "x" ]; then
+       echo 0
+       exit 0
+fi
+
+echo "${RT_PATCH_VERSION}"