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 export TOPDIR LC_ALL LANG
  13
  14 empty:=
  15 space:= $(empty) $(empty)
  16 $(if $(findstring $(space),$(TOPDIR)),$(error ERROR: The path to the OpenWrt directory must not include any spaces))
  17
  18 world:
  19
  20 include $(TOPDIR)/include/host.mk
  21
  22 ifneq ($(OPENWRT_BUILD),1)
  23   # XXX: these three lines are normally defined by rules.mk
  24   # but we can't include that file in this context
  25   empty:=
  26   space:= $(empty) $(empty)
  27   _SINGLE=export MAKEFLAGS=$(space);
  28
  29   override OPENWRT_BUILD=1
  30   export OPENWRT_BUILD
  31   GREP_OPTIONS=
  32   export GREP_OPTIONS
  33   include $(TOPDIR)/include/debug.mk
  34   include $(TOPDIR)/include/depends.mk
  35   include $(TOPDIR)/include/toplevel.mk
  36 else
  37   include rules.mk
  38   include $(INCLUDE_DIR)/depends.mk
  39   include $(INCLUDE_DIR)/subdir.mk
  40   include target/Makefile
  41   include package/Makefile
  42   include tools/Makefile
  43   include toolchain/Makefile
  44
  45 $(toolchain/stamp-install): $(tools/stamp-install)
  46 $(target/stamp-compile): $(toolchain/stamp-install) $(tools/stamp-install) $(BUILD_DIR)/.prepared
  47 $(package/stamp-compile): $(target/stamp-compile) $(package/stamp-cleanup)
  48 $(package/stamp-install): $(package/stamp-compile)
  49 $(target/stamp-install): $(package/stamp-compile) $(package/stamp-install)
  50
  51 printdb:
  52         @true
  53
  54 prepare: $(target/stamp-compile)
  55
  56 clean: FORCE
  57         rm -rf $(BUILD_DIR) $(BIN_DIR) $(BUILD_LOG_DIR)
  58
  59 dirclean: clean
  60         rm -rf $(STAGING_DIR) $(STAGING_DIR_HOST) $(STAGING_DIR_TOOLCHAIN) $(TOOLCHAIN_DIR) $(BUILD_DIR_HOST) $(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/$(REAL_GNU_TARGET_NAME)" ]; then \
  83                 echo 'ERROR: Missing site config for target "$(REAL_GNU_TARGET_NAME)" !'; \
  84                 echo '       The missing file will cause configure scripts to fail during compilation.'; \
  85                 echo '       Please provide a "$(INCLUDE_DIR)/site/$(REAL_GNU_TARGET_NAME)" file and restart the build.'; \
  86                 exit 1; \
  87         fi
  88
  89 prepare: .config $(tools/stamp-install) $(toolchain/stamp-install)
  90 world: prepare $(target/stamp-compile) $(package/stamp-compile) $(package/stamp-install) $(target/stamp-install) FORCE
  91         $(_SINGLE)$(SUBMAKE) -r package/index
  92
  93 # update all feeds, re-create index files, install symlinks
  94 package/symlinks:
  95         $(SCRIPT_DIR)/feeds update -a
  96         $(SCRIPT_DIR)/feeds install -a
  97
  98 # re-create index files, install symlinks
  99 package/symlinks-install:
 100         $(SCRIPT_DIR)/feeds update -i
 101         $(SCRIPT_DIR)/feeds install -a
 102
 103 # remove all symlinks, don't touch ./feeds
 104 package/symlinks-clean:
 105         $(SCRIPT_DIR)/feeds uninstall -a
 106
 107 .PHONY: clean dirclean prereq prepare world package/symlinks package/symlinks-install package/symlinks-clean
 108
 109 endif