package/llvm-project/llvm-cmake: new package

This is a small host package containing shared cmake modules
that are needed by various projects during configuration.
For example llvm 15 needs it.

Signed-off-by: Daniel Lang <d.lang@abatec.at>
Signed-off-by: Romain Naour <romain.naour@smile.fr>
Signed-off-by: Sebastian Weyer <sebastian.weyer@smile.fr>
Tested-by: Adam Duskett <adam.duskett@amarulasolutions.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/llvm-project/llvm-cmake/llvm-cmake.hash

@@ -0,0 +1,2 @@
+# locally calculated
+sha256  21cf3f52c53dc8b8972122ae35a5c18de09c7df693b48b5cd8553c3e3fed090d  cmake-15.0.3.src.tar.xz

package/llvm-project/llvm-cmake/llvm-cmake.mk

@@ -0,0 +1,17 @@
+################################################################################
+#
+# llvm-cmake
+#
+################################################################################
+
+LLVM_CMAKE_VERSION = 15.0.3
+LLVM_CMAKE_SITE = $(LLVM_PROJECT_SITE)
+LLVM_CMAKE_SOURCE = cmake-$(LLVM_CMAKE_VERSION).src.tar.xz
+LLVM_CMAKE_LICENSE = Apache-2.0 with exceptions
+
+define HOST_LLVM_CMAKE_INSTALL_CMDS
+	mkdir -p $(HOST_DIR)/lib/cmake/llvm
+	cp -Rv $(@D)/Modules/* $(HOST_DIR)/lib/cmake/llvm
+endef
+
+$(eval $(host-generic-package))