1 files changed, 41 insertions, 0 deletions
diff --git a/meta/recipes-kernel/linux/linux-tools.inc b/meta/recipes-kernel/linux/linux-tools.inc
new file mode 100644
index 000000000..3b03c0516
--- /dev/null
+++ b/meta/recipes-kernel/linux/linux-tools.inc
@@ -0,0 +1,41 @@
+# included by kernel recipes if they want to build/provide
+# perf functionality from their tree.
+
+BUILDPERF = "yes"
+BUILDPERF_libc-uclibc = "no"
+# perf requires binutils which is GPLv3 licensed, don't prevent the entire kernel
+# being built if GPLv3 is in INCOMPATIBLE_LICENSE
+python () {
+    if ((d.getVar("INCOMPATIBLE_LICENSE", True) or "").find("GPLv3") != -1):
+       # GPLv3, drop perf
+       d.setVar("BUILDPERF", "no")
+       d.setVar("PERFDEPENDS", "")
+}
+
+do_compile_perf () {
+    if [ "${BUILDPERF}" = "yes" ]; then
+	oe_runmake -C ${S}/tools/perf CC="${CC}" LD="${LD}" prefix=${prefix} NO_NEWT=1 NO_DWARF=1
+    fi
+}
+
+fakeroot do_install_perf () {
+    if [ "${BUILDPERF}" = "yes" ]; then
+	oe_runmake -C ${S}/tools/perf CC="${CC}" LD="${LD}" prefix=${prefix} DESTDIR=${D} install NO_NEWT=1 NO_DWARF=1
+    fi
+}
+
+
+# perf tasks
+addtask compile_perf after do_compile before do_install
+addtask install_perf after do_install before do_package
+
+do_compile_perf[umask] = "022"
+do_install_perf[umask] = "022"
+
+PERFDEPENDS = "virtual/${MLPREFIX}libc:do_populate_sysroot ${MLPREFIX}elfutils:do_populate_sysroot ${MLPREFIX}binutils:do_populate_sysroot"
+PERFDEPENDS_libc-uclibc = ""
+PERFRDEPENDS = "python perl elfutils"
+PERFRDEPENDS_libc-uclibc = ""
+
+do_compile_perf[depends] = "${PERFDEPENDS}"
+RDEPENDS_perf += "${PERFRDEPENDS}"