tools/Makefile

   1 #
   2 # Copyright (C) 2007 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 # Main makefile for the host tools
   8 #
   9 curdir:=tools
  10
  11 # subdirectories to descend into
  12 $(curdir)/builddirs := sed sstrip ipkg-utils genext2fs squashfs mtd-utils lzma mkimage firmware-utils patch-cmdline pkg-config m4 autoconf automake $(if $(CONFIG_CCACHE),ccache) bison $(if $(CONFIG_powerpc),dtc) quilt $(if $(CONFIG_GCC_VERSION_4_3),gmp mpfr) yaffs2
  13
  14 # builddir dependencies
  15 $(curdir)/squashfs/compile := $(curdir)/lzma/install
  16 $(curdir)/quilt/compile := $(curdir)/sed/install
  17 $(curdir)/dtc/compile := $(curdir)/bison/install
  18 $(curdir)/autoconf/compile := $(curdir)/m4/install
  19 $(curdir)/automake/compile := $(curdir)/m4/install
  20
  21 # preparatory work
  22 $(STAGING_DIR)/.prepared: $(TMP_DIR)/.build
  23         @for dir in $(STAGING_DIR) $(STAGING_DIR_HOST); do ( \
  24                 set -x; \
  25                 mkdir -p "$$dir"; \
  26                 cd "$$dir"; \
  27                 mkdir -p bin lib include stamp; \
  28         ); done
  29         mkdir -p $(BUILD_DIR_HOST)/stamp $(BUILD_DIR)/stamp
  30         $(INSTALL_DATA) $(TOPDIR)/tools/include/*.h $(STAGING_DIR_HOST)/include/
  31         touch $@
  32
  33 define PrepareCommand
  34 $(STAGING_DIR_HOST)/bin/$(1): $(STAGING_DIR)/.prepared
  35         @mkdir -p "$$(dir $$@)"; rm -f "$$@"
  36         @export FILE="$$$$(which $(2) 2>/dev/null | grep -v 'not found' | head -n1)"; [ -n "$$$$FILE" ] || { \
  37                 echo "Command $(1) not found."; false; \
  38         }; ln -s "$$$$FILE" "$$@"
  39
  40 endef
  41
  42 $(eval $(call PrepareCommand,find,gfind find))
  43 $(eval $(call PrepareCommand,md5sum,md5sum $(SCRIPT_DIR)/md5sum))
  44 $(eval $(call PrepareCommand,cp,gcp cp))
  45 $(eval $(call PrepareCommand,stat,gstat stat))
  46
  47 $(curdir)/cmddeps = $(patsubst %,$(STAGING_DIR_HOST)/bin/%,find md5sum cp stat)
  48 $(curdir)//prepare = $(STAGING_DIR)/.prepared $($(curdir)/cmddeps)
  49 $(curdir)//compile = $(STAGING_DIR)/.prepared $($(curdir)/cmddeps)
  50
  51 # prerequisites for the individual targets
  52 $(curdir)/ := .config prereq
  53 $(curdir)//install = $(1)/compile
  54
  55 $(eval $(call stampfile,$(curdir),tools,install))
  56 $(eval $(call subdir,$(curdir)))