target/llvm-bpf/Makefile

   1 #
   2 # Copyright (C) 2021 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 include $(TOPDIR)/rules.mk
   9
  10 override MAKEFLAGS=
  11
  12 LLVM_VERSION := $(shell cat $(STAGING_DIR_HOST)/llvm-bpf/.llvm-version)
  13
  14 LLVM_BPF_PREFIX := llvm-bpf-$(LLVM_VERSION).$(HOST_OS)-$(HOST_ARCH)
  15 LLVM_TAR := $(BIN_DIR)/$(LLVM_BPF_PREFIX).tar.zst
  16
  17 $(LLVM_TAR): $(STAGING_DIR_HOST)/llvm-bpf/.llvm-version
  18         tar -C $(STAGING_DIR_HOST) \
  19                 -I '$(STAGING_DIR_HOST)/bin/zstd -T0 --ultra -20' \
  20                 $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
  21                 -cf $@.tmp llvm-bpf $(LLVM_BPF_PREFIX)
  22         mv $@.tmp $@
  23
  24 download:
  25 prepare:
  26 compile: $(LLVM_TAR)
  27 install: compile
  28
  29 clean:
  30         rm -f $(LLVM_TAR)