initial buildroot for linux 5.15

package/ljsyscall/Config.in

@@ -0,0 +1,12 @@
+config BR2_PACKAGE_LJSYSCALL
+	bool "ljsyscall"
+	# ljsyscall is specifically for LuaJIT, not Lua.
+	depends on BR2_PACKAGE_LUAJIT
+	help
+	  An FFI implementation of the Linux and NetBSD kernel ABIs for
+	  LuaJIT.
+
+	  http://www.myriabit.com/ljsyscall/
+
+comment "ljsyscall needs LuaJIT"
+	depends on !BR2_PACKAGE_LUAJIT

package/ljsyscall/ljsyscall.hash

@@ -0,0 +1,3 @@
+# Locally calculated
+sha256 6e29503609bd966fed33dec1a1571b36bbdbc37bf1a828af6722ed0ead192ff1  ljsyscall-0.12.tar.gz
+sha256 c8e21d8e74afbe26c2c8e69b42327d3b48e602117f9ef7b22c31ddca6f46b1f2  COPYRIGHT

package/ljsyscall/ljsyscall.mk

@@ -0,0 +1,44 @@
+################################################################################
+#
+# ljsyscall
+#
+################################################################################
+
+LJSYSCALL_VERSION = 0.12
+LJSYSCALL_SITE = $(call github,justincormack,ljsyscall,v$(LJSYSCALL_VERSION))
+LJSYSCALL_LICENSE = MIT
+LJSYSCALL_LICENSE_FILES = COPYRIGHT
+
+# dispatch all architectures of LuaJIT
+ifeq ($(BR2_i386),y)
+LJSYSCALL_ARCH = x86
+else ifeq ($(BR2_x86_64),y)
+LJSYSCALL_ARCH = x64
+else ifeq ($(BR2_powerpc),y)
+LJSYSCALL_ARCH = ppc
+else ifeq ($(BR2_arm)$(BR2_armeb),y)
+LJSYSCALL_ARCH = arm
+else ifeq ($(BR2_aarch64),y)
+LJSYSCALL_ARCH = arm64
+else ifeq ($(BR2_mips)$(BR2_mipsel),y)
+LJSYSCALL_ARCH = mips
+else
+LJSYSCALL_ARCH = $(BR2_ARCH)
+endif
+
+LJSYSCALL_TARGET_DIR = $(TARGET_DIR)/usr/share/lua/$(LUAINTERPRETER_ABIVER)
+
+define LJSYSCALL_INSTALL_TARGET_CMDS
+	$(INSTALL) -d $(LJSYSCALL_TARGET_DIR)/syscall
+	$(INSTALL) -m 0644 -t $(LJSYSCALL_TARGET_DIR)/ $(@D)/syscall.lua
+	$(INSTALL) -m 0644 -t $(LJSYSCALL_TARGET_DIR)/syscall $(@D)/syscall/*.lua
+
+	$(INSTALL) -d $(LJSYSCALL_TARGET_DIR)/syscall/linux/$(LJSYSCALL_ARCH)
+	$(INSTALL) -m 0644 -t $(LJSYSCALL_TARGET_DIR)/syscall/linux/ $(@D)/syscall/linux/*.lua
+	$(INSTALL) -m 0644 -t $(LJSYSCALL_TARGET_DIR)/syscall/linux/$(LJSYSCALL_ARCH) $(@D)/syscall/linux/$(LJSYSCALL_ARCH)/*.lua
+
+	$(INSTALL) -d $(LJSYSCALL_TARGET_DIR)/syscall/shared
+	$(INSTALL) -m 0644 -t $(LJSYSCALL_TARGET_DIR)/syscall/shared/ $(@D)/syscall/shared/*.lua
+endef
+
+$(eval $(generic-package))