fix unnecessary rebuilds for library package directories with no selected packages

[openwrt-10.03/.git] / toolchain / Makefile

diff --git a/toolchain/Makefile b/toolchain/Makefile
index 8a39def3744165a2eccecfc4623dd9d01db8a917..0b8b628607527de07fe653c5872d30a60aba2f82 100644 (file)
--- a/toolchain/Makefile
+++ b/toolchain/Makefile
@@ -1,35 +1,57 @@
+# 
+# Copyright (C) 2006 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
 # Main makefile for the toolchain
+#
 include $(TOPDIR)/rules.mk
-TARGETS:=sed utils binutils gcc uClibc ipkg-utils gdb libnotimpl
+TARGETS-y:=sed kernel-headers sstrip
+ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
+  TARGETS-y+=binutils gcc uClibc
+endif
+TARGETS-y+=ipkg-utils libnotimpl ext2fs squashfs jffs2 lzma mkimage
 
-TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS))
-TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS))
+TARGETS-$(CONFIG_GDB) += gdb
+
+TARGETS_DOWNLOAD:=$(patsubst %,%-download,$(TARGETS-y))
+TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS-y))
+TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS-y))
 
 all: install
+download: $(TARGETS_DOWNLOAD)
 install: $(TARGETS_INSTALL)
 clean: $(TARGETS_CLEAN)
 
-uClibc-prepare: kernel-headers-prepare sed-install utils-install
-binutils-prepare: uClibc-prepare
-gcc-prepare: binutils-install
-uClibc-compile: gcc-prepare
-gcc-compile: uClibc-install
+kernel-headers-prepare: sed-install
+uClibc-prepare: kernel-headers-prepare sstrip-install
+ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
+  binutils-prepare: uClibc-prepare
+  gcc-prepare: binutils-install
+  uClibc-compile: gcc-compile
+endif
+gcc-install: uClibc-install
+squashfs-compile: lzma-install
 
 TOOLCHAIN_STAMP_DIR:=$(STAGING_DIR)/stampfiles
 
 $(TOOLCHAIN_STAMP_DIR):
-       mkdir -p $(TOOLCHAIN_STAMP_DIR)
+       mkdir -p $@
 
 $(STAGING_DIR):
-       @mkdir -p $(STAGING_DIR)/lib
-       @mkdir -p $(STAGING_DIR)/include
-       @mkdir -p $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)
-       @ln -sf ../lib $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib
+       @mkdir -p $@/lib
+       @mkdir -p $@/include
+       @mkdir -p $@/$(REAL_GNU_TARGET_NAME)
+       @ln -sf ../lib $@/$(REAL_GNU_TARGET_NAME)/lib
 
 $(TOOL_BUILD_DIR):
-       @mkdir -p $(TOOL_BUILD_DIR)
+       @mkdir -p $@
+
+%-download: FORCE
+       $(MAKE) -C $(patsubst %-download,%,$@) download
 
-%-prepare: $(TOOLCHAIN_STAMP_DIR) $(STAGING_DIR) $(TOOL_BUILD_DIR)
+%-prepare: $(TOOLCHAIN_STAMP_DIR) $(STAGING_DIR) $(TOOL_BUILD_DIR) FORCE
        @[ -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@ ] || { \
                $(MAKE) -C $(patsubst %-prepare,%,$@) prepare; \
        }
@@ -47,7 +69,7 @@ $(TOOL_BUILD_DIR):
        }
        @touch $(TOOLCHAIN_STAMP_DIR)/.toolchain_$@
 
-%-clean:
+%-clean: FORCE
        @$(MAKE) -C $(patsubst %-clean,%,$@) clean
        @rm -f $(TOOLCHAIN_STAMP_DIR)/.toolchain_$(patsubst %-clean,%,$@)-*