Makefile

   1 # Makefile for OpenWrt
   2 #
   3 # Copyright (C) 2007 OpenWrt.org
   4 #
   5 # This is free software, licensed under the GNU General Public License v2.
   6 # See /LICENSE for more information.
   7 #
   8
   9 TOPDIR:=${CURDIR}
  10 LC_ALL:=C
  11 LANG:=C
  12 TZ:=UTC
  13 export TOPDIR LC_ALL LANG TZ
  14
  15 empty:=
  16 space:= $(empty) $(empty)
  17 $(if $(findstring $(space),$(TOPDIR)),$(error ERROR: The path to the OpenWrt directory must not include any spaces))
  18
  19 world:
  20
  21 export PATH:=$(TOPDIR)/staging_dir/host/bin:$(PATH)
  22
  23 ifneq ($(OPENWRT_BUILD),1)
  24   _SINGLE=export MAKEFLAGS=$(space);
  25
  26   override OPENWRT_BUILD=1
  27   export OPENWRT_BUILD
  28   GREP_OPTIONS=
  29   export GREP_OPTIONS
  30   CDPATH=
  31   export CDPATH
  32   include $(TOPDIR)/include/debug.mk
  33   include $(TOPDIR)/include/depends.mk
  34   include $(TOPDIR)/include/toplevel.mk
  35 else
  36   include rules.mk
  37   include $(INCLUDE_DIR)/depends.mk
  38   include $(INCLUDE_DIR)/subdir.mk
  39   include target/Makefile
  40   include package/Makefile
  41   include tools/Makefile
  42   include toolchain/Makefile
  43
  44 $(toolchain/stamp-compile): $(tools/stamp-compile)
  45 $(target/stamp-compile): $(toolchain/stamp-compile) $(tools/stamp-compile) $(BUILD_DIR)/.prepared
  46 $(package/stamp-compile): $(target/stamp-compile) $(package/stamp-cleanup)
  47 $(package/stamp-install): $(package/stamp-compile)
  48 $(target/stamp-install): $(package/stamp-compile) $(package/stamp-install)
  49 check: $(tools/stamp-check) $(toolchain/stamp-check) $(package/stamp-check)
  50
  51 printdb:
  52         @true
  53
  54 prepare: $(target/stamp-compile)
  55
  56 clean: FORCE
  57         rm -rf $(BUILD_DIR) $(STAGING_DIR) $(BIN_DIR) $(OUTPUT_DIR)/packages/$(ARCH_PACKAGES) $(BUILD_LOG_DIR) $(TOPDIR)/staging_dir/packages
  58
  59 dirclean: clean
  60         rm -rf $(STAGING_DIR_HOST) $(STAGING_DIR_HOSTPKG) $(TOOLCHAIN_DIR) $(BUILD_DIR_BASE)/host $(BUILD_DIR_BASE)/hostpkg $(BUILD_DIR_TOOLCHAIN)
  61         rm -rf $(TMP_DIR)
  62
  63 ifndef DUMP_TARGET_DB
  64 $(BUILD_DIR)/.prepared: Makefile
  65         @mkdir -p $$(dirname $@)
  66         @touch $@
  67
  68 tmp/.prereq_packages: .config
  69         unset ERROR; \
  70         for package in $(sort $(prereq-y) $(prereq-m)); do \
  71                 $(_SINGLE)$(NO_TRACE_MAKE) -s -r -C package/$$package prereq || ERROR=1; \
  72         done; \
  73         if [ -n "$$ERROR" ]; then \
  74                 echo "Package prerequisite check failed."; \
  75                 false; \
  76         fi
  77         touch $@
  78 endif
  79
  80 # check prerequisites before starting to build
  81 prereq: $(target/stamp-prereq) tmp/.prereq_packages
  82         @if [ ! -f "$(INCLUDE_DIR)/site/$(ARCH)" ]; then \
  83                 echo 'ERROR: Missing site config for architecture "$(ARCH)" !'; \
  84                 echo '       The missing file will cause configure scripts to fail during compilation.'; \
  85                 echo '       Please provide a "$(INCLUDE_DIR)/site/$(ARCH)" file and restart the build.'; \
  86                 exit 1; \
  87         fi
  88
  89 checksum: FORCE
  90         $(call sha256sums,$(BIN_DIR),$(CONFIG_BUILDBOT))
  91
  92 diffconfig: FORCE
  93         mkdir -p $(BIN_DIR)
  94         $(SCRIPT_DIR)/diffconfig.sh > $(BIN_DIR)/config.seed
  95
  96 prepare: .config $(tools/stamp-compile) $(toolchain/stamp-compile)
  97         $(_SINGLE)$(SUBMAKE) -r diffconfig
  98
  99 world: prepare $(target/stamp-compile) $(package/stamp-compile) $(package/stamp-install) $(target/stamp-install) FORCE
 100         $(_SINGLE)$(SUBMAKE) -r package/index
 101         $(_SINGLE)$(SUBMAKE) -r checksum
 102
 103 .PHONY: clean dirclean prereq prepare world package/symlinks package/symlinks-install package/symlinks-clean
 104
 105 endif