Major buildroot facelift, step one.

 -Erik

3 files changed, 169 insertions, 0 deletions

diff --git a/toolchain/ccache/Config.in b/toolchain/ccache/Config.in
new file mode 100644
index 000000000..6798072d6
--- /dev/null
+++ b/toolchain/ccache/Config.in
@@ -0,0 +1,14 @@
+#
+
+config BR2_HOST_CCACHE
+	bool "Enable ccache support?"
+	default y
+	help
+	    Enable ccache support?
+
+config BR2_PACKAGE_CCACHE
+	bool "Enable ccache support for the Target?"
+	default y
+	help
+	    Enable ccache support?
+
diff --git a/toolchain/ccache/Makefile.in b/toolchain/ccache/Makefile.in
new file mode 100644
index 000000000..6fa95d422
--- /dev/null
+++ b/toolchain/ccache/Makefile.in
@@ -0,0 +1,3 @@
+ifeq ($(strip $(BR2_HOST_CCACHE)),y)
+TARGETS+=ccache
+endif
diff --git a/toolchain/ccache/ccache.mk b/toolchain/ccache/ccache.mk
new file mode 100644
index 000000000..529dd8c14
--- /dev/null
+++ b/toolchain/ccache/ccache.mk
@@ -0,0 +1,152 @@
+#############################################################
+#
+# build ccache to make recompiles faster on the build system
+#
+#############################################################
+CCACHE_VER:=2.3
+CCACHE_SITE:=http://ccache.samba.org/ftp/ccache
+CCACHE_SOURCE:=ccache-$(CCACHE_VER).tar.gz
+CCACHE_DIR1:=$(TOOL_BUILD_DIR)/ccache-$(CCACHE_VER)
+CCACHE_DIR2:=$(BUILD_DIR)/ccache-$(CCACHE_VER)
+CCACHE_CAT:=zcat
+CCACHE_BINARY:=ccache
+CCACHE_TARGET_BINARY:=usr/bin/ccache
+
+$(DL_DIR)/$(CCACHE_SOURCE):
+	$(WGET) -P $(DL_DIR) $(CCACHE_SITE)/$(CCACHE_SOURCE)
+
+$(CCACHE_DIR1)/.unpacked: $(DL_DIR)/$(CCACHE_SOURCE)
+	$(CCACHE_CAT) $(DL_DIR)/$(CCACHE_SOURCE) | tar -C $(TOOL_BUILD_DIR) -xvf -
+	touch $(CCACHE_DIR1)/.unpacked
+
+$(CCACHE_DIR1)/.patched: $(CCACHE_DIR1)/.unpacked
+	# WARNING - this will break if the toolchain is moved.
+	# Should probably patch things to use a relative path.
+	$(SED) "s,getenv(\"CCACHE_PATH\"),\"$(STAGING_DIR)/bin-ccache\",g" \
+		$(CCACHE_DIR1)/execute.c
+	# WARNING - this will break if the toolchain build dir is deleted.
+	$(SED) "s,getenv(\"CCACHE_DIR\"),\"$(CCACHE_DIR1)/cache\",g" \
+		$(CCACHE_DIR1)/ccache.c
+	mkdir -p $(CCACHE_DIR1)/cache
+	touch $(CCACHE_DIR1)/.patched
+
+$(CCACHE_DIR1)/.configured: $(CCACHE_DIR1)/.patched
+	mkdir -p $(CCACHE_DIR1)
+	(cd $(CCACHE_DIR1); rm -rf config.cache; \
+		CC=$(HOSTCC) \
+		$(CCACHE_DIR1)/configure \
+		--target=$(GNU_HOST_NAME) \
+		--host=$(GNU_HOST_NAME) \
+		--build=$(GNU_HOST_NAME) \
+		--prefix=/usr \
+	);
+	touch $(CCACHE_DIR1)/.configured
+
+$(CCACHE_DIR1)/$(CCACHE_BINARY): $(CCACHE_DIR1)/.configured
+	$(MAKE) CC=$(HOSTCC) -C $(CCACHE_DIR1)
+
+$(STAGING_DIR)/$(CCACHE_TARGET_BINARY): $(CCACHE_DIR1)/$(CCACHE_BINARY)
+	mkdir -p $(STAGING_DIR)/usr/bin;
+	cp $(CCACHE_DIR1)/ccache $(STAGING_DIR)/usr/bin
+	# Keep the actual toolchain binaries in a directory at the same level.
+	# Otherwise, relative paths for include dirs break.
+	mkdir -p $(STAGING_DIR)/bin-ccache;
+	(cd $(STAGING_DIR)/bin-ccache; \
+		ln -fs $(REAL_GNU_TARGET_NAME)-gcc $(GNU_TARGET_NAME)-gcc; \
+		ln -fs $(REAL_GNU_TARGET_NAME)-gcc $(GNU_TARGET_NAME)-cc; \
+		ln -fs $(REAL_GNU_TARGET_NAME)-gcc $(REAL_GNU_TARGET_NAME)-cc);
+	[ -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc ] && \
+		mv $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc $(STAGING_DIR)/bin-ccache/
+	(cd $(STAGING_DIR)/bin; \
+		ln -fs ../usr/bin/ccache $(GNU_TARGET_NAME)-cc; \
+		ln -fs ../usr/bin/ccache $(GNU_TARGET_NAME)-gcc; \
+		ln -fs ../usr/bin/ccache $(REAL_GNU_TARGET_NAME)-cc; \
+		ln -fs ../usr/bin/ccache $(REAL_GNU_TARGET_NAME)-gcc);
+ifeq ($(INSTALL_LIBSTDCPP),true)
+	[ -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-c++ ] && \
+		mv $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-c++ $(STAGING_DIR)/bin-ccache/
+	[ -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-g++ ] && \
+		mv $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-g++  $(STAGING_DIR)/bin-ccache/
+	(cd $(STAGING_DIR)/bin; \
+		ln -fs ../usr/bin/ccache $(GNU_TARGET_NAME)-c++; \
+		ln -fs ../usr/bin/ccache $(GNU_TARGET_NAME)-g++;\
+		ln -fs ../usr/bin/ccache $(REAL_GNU_TARGET_NAME)-c++; \
+		ln -fs ../usr/bin/ccache $(REAL_GNU_TARGET_NAME)-g++);
+	(cd $(STAGING_DIR)/bin-ccache; \
+		ln -fs $(REAL_GNU_TARGET_NAME)-c++ $(GNU_TARGET_NAME)-c++; \
+		ln -fs $(REAL_GNU_TARGET_NAME)-g++ $(GNU_TARGET_NAME)-g++);
+endif
+
+ccache: gcc $(STAGING_DIR)/$(CCACHE_TARGET_BINARY)
+
+ccache-clean:
+	$(MAKE) -C $(CCACHE_DIR1) uninstall
+	-$(MAKE) -C $(CCACHE_DIR1) clean
+
+ccache-dirclean:
+	rm -rf $(CCACHE_DIR1)
+
+
+
+
+#############################################################
+#
+# build ccache for use on the target system
+#
+#############################################################
+
+$(CCACHE_DIR2)/.unpacked: $(DL_DIR)/$(CCACHE_SOURCE)
+	$(CCACHE_CAT) $(DL_DIR)/$(CCACHE_SOURCE) | tar -C $(BUILD_DIR) -xvf -
+	touch $(CCACHE_DIR2)/.unpacked
+
+$(CCACHE_DIR2)/.patched: $(CCACHE_DIR2)/.unpacked
+	touch $(CCACHE_DIR2)/.patched
+
+$(CCACHE_DIR2)/.configured: $(CCACHE_DIR2)/.patched
+	mkdir -p $(CCACHE_DIR2)
+	(cd $(CCACHE_DIR2); rm -rf config.cache; \
+		$(TARGET_CONFIGURE_OPTS) \
+		$(CCACHE_DIR2)/configure \
+		--target=$(GNU_TARGET_NAME) \
+		--host=$(GNU_TARGET_NAME) \
+		--build=$(GNU_HOST_NAME) \
+		--prefix=/usr \
+		--exec-prefix=/usr \
+		--bindir=/usr/bin \
+		--sbindir=/usr/sbin \
+		--libexecdir=/usr/lib \
+		--sysconfdir=/etc \
+		--datadir=/usr/share \
+		--localstatedir=/var \
+		--mandir=/usr/man \
+		--infodir=/usr/info \
+		$(DISABLE_NLS) \
+	);
+	touch $(CCACHE_DIR2)/.configured
+
+$(CCACHE_DIR2)/$(CCACHE_BINARY): $(CCACHE_DIR2)/.configured
+	$(MAKE) -C $(CCACHE_DIR2)
+
+$(TARGET_DIR)/$(CCACHE_TARGET_BINARY): $(CCACHE_DIR2)/$(CCACHE_BINARY)
+	$(MAKE) DESTDIR=$(TARGET_DIR) -C $(CCACHE_DIR2) install
+	rm -rf $(TARGET_DIR)/share/locale $(TARGET_DIR)/usr/info \
+		$(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc
+	# put a bunch of symlinks into /bin, since that is earlier
+	# in the default PATH than /usr/bin where gcc lives
+	(cd $(TARGET_DIR)/bin; \
+		ln -fs /usr/bin/ccache cc; \
+		ln -fs /usr/bin/ccache gcc; \
+		ln -fs /usr/bin/ccache c++; \
+		ln -fs /usr/bin/ccache g++;)
+
+ccache_target: uclibc $(TARGET_DIR)/$(CCACHE_TARGET_BINARY)
+
+ccache_target-sources: $(DL_DIR)/$(CCACHE_SOURCE)
+
+ccache_target-clean:
+	$(MAKE) DESTDIR=$(TARGET_DIR) -C $(CCACHE_DIR2) uninstall
+	-$(MAKE) -C $(CCACHE_DIR2) clean
+
+ccache_target-dirclean:
+	rm -rf $(CCACHE_DIR2)
+