lttng-modules: Append _git to recipe name and add GIT revision to PV variable

Git packages should have the following format for the PV variable:
	version_tag+git[r|\-|]?AUTOINC+git_revision

(From OE-Core rev: 07ca5da4da59a0069e7b8a18e7589e3674f2616c)

Signed-off-by: Emilia Ciobanu <emilia.maria.silvia.ciobanu@intel.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/meta/recipes-kernel/lttng/lttng-modules_git.bb b/meta/recipes-kernel/lttng/lttng-modules_git.bb
new file mode 100644
index 0000000000..3a92879e3c
--- /dev/null
+++ b/meta/recipes-kernel/lttng/lttng-modules_git.bb
@@ -0,0 +1,34 @@
+SECTION = "devel"
+SUMMARY = "Linux Trace Toolkit KERNEL MODULE"
+DESCRIPTION = "The lttng-modules 2.0 package contains the kernel tracer modules"
+LICENSE = "LGPLv2.1 & GPLv2"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=1412caf5a1aa90d6a48588a4794c0eac \
+                    file://gpl-2.0.txt;md5=751419260aa954499f7abaabaa882bbe \
+                    file://lgpl-2.1.txt;md5=243b725d71bb5df4a1e5920b344b86ad"
+
+DEPENDS = "virtual/kernel"
+
+inherit module
+
+SRCREV = "1b26381c19dd2d9fa41f52d8dc13b15b8dd32c7c"
+PV = "2.2.0+git${SRCPV}"
+
+SRC_URI = "git://git.lttng.org/lttng-modules.git;protocol=git \
+           file://lttng-modules-replace-KERNELDIR-with-KERNEL_SRC.patch"
+
+export INSTALL_MOD_DIR="kernel/lttng-modules"
+export KERNEL_SRC="${STAGING_KERNEL_DIR}"
+
+
+S = "${WORKDIR}/git"
+
+do_install_append() {
+        # Delete empty directories to avoid QA failures if no modules were built
+        find ${D}/lib -depth -type d -empty -exec rmdir {} \;
+}
+
+python do_package_prepend() {
+    if not os.path.exists(os.path.join(d.getVar('D', True), 'lib/modules')):
+        bb.warn("%s: no modules were created; this may be due to CONFIG_TRACEPOINTS not being enabled in your kernel." % d.getVar('PN', True))
+}
+