improve support for building on mac os x by improving detection of missing components

[openwrt.git] / tools / Makefile

diff --git a/tools/Makefile b/tools/Makefile
index fcde46e..f2e4baf 100644 (file)
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -9,10 +9,11 @@
 curdir:=tools
 
 # subdirectories to descend into
-$(curdir)/builddirs := sed sstrip ipkg-utils genext2fs squashfs mtd-utils lzma mkimage firmware-utils patch-cmdline pkg-config automake libtool $(if $(CONFIG_CCACHE),ccache)
+$(curdir)/builddirs := sed sstrip ipkg-utils genext2fs squashfs mtd-utils lzma mkimage firmware-utils patch-cmdline pkg-config automake $(if $(CONFIG_CCACHE),ccache) bison $(if $(CONFIG_powerpc),dtc) lua quilt autoconf $(if $(CONFIG_GCC_VERSION_4_3),gmp mpfr)
 
 # builddir dependencies
 $(curdir)/squashfs/compile := $(curdir)/lzma/install
+$(curdir)/quilt/compile := $(curdir)/sed/install
 
 # preparatory work
 $(STAGING_DIR)/.prepared: $(TMP_DIR)/.build
@@ -26,8 +27,22 @@ $(STAGING_DIR)/.prepared: $(TMP_DIR)/.build
        $(INSTALL_DATA) $(TOPDIR)/tools/include/*.h $(STAGING_DIR_HOST)/include/
        touch $@
 
-$(curdir)//prepare = $(STAGING_DIR)/.prepared
-$(curdir)//compile = $(STAGING_DIR)/.prepared
+define PrepareCommand
+$(STAGING_DIR_HOST)/bin/$(1): $(STAGING_DIR)/.prepared
+       @mkdir -p "$$(dir $$@)"; rm -f "$$@"
+       @export FILE="$$$$(which $(2) 2>/dev/null | grep -v 'not found' | head -n1)"; [ -n "$$$$FILE" ] || { \
+               echo "Command $(1) not found."; false; \
+       }; ln -s "$$$$FILE" "$$@"
+
+endef
+
+$(eval $(call PrepareCommand,find,gfind find))
+$(eval $(call PrepareCommand,md5sum,md5sum $(SCRIPT_DIR)/md5sum))
+$(eval $(call PrepareCommand,cp,gcp cp))
+
+$(curdir)/cmddeps = $(patsubst %,$(STAGING_DIR_HOST)/bin/%,find md5sum cp)
+$(curdir)//prepare = $(STAGING_DIR)/.prepared $($(curdir)/cmddeps)
+$(curdir)//compile = $(STAGING_DIR)/.prepared $($(curdir)/cmddeps)
 
 # prerequisites for the individual targets
 $(curdir)/ := .config prereq