X-Git-Url: https://jxself.org/git/?p=carl9170fw.git;a=blobdiff_plain;f=toolchain%2FMakefile;h=e0638704c540eaaf3903fc6da322e2ea95ed0607;hp=81c5de4249135211948088dae2254287c24b5c53;hb=58c57a78909bcbbd4d44db4240fb544e80d6eb54;hpb=8bd3397985e442761ce6956b3ba2e126a2577c42

diff --git a/toolchain/Makefile b/toolchain/Makefile
index 81c5de4..e063870 100644
--- a/toolchain/Makefile
+++ b/toolchain/Makefile
@@ -1,55 +1,68 @@
-BINUTILS_VER=2.21
-BINUTILS_URL=http://mirrors.kernel.org/gnu/binutils/binutils-$(BINUTILS_VER).tar.bz2
+BINUTILS_VER=2.27
 BINUTILS_TAR=binutils-$(BINUTILS_VER).tar.bz2
+BINUTILS_URL="http://mirrors.kernel.org/gnu/binutils/$(BINUTILS_TAR)"
 
-NEWLIB_VER=1.19.0
-NEWLIB_URL=ftp://sources.redhat.com/pub/newlib/newlib-$(NEWLIB_VER).tar.gz
+NEWLIB_VER=2.4.0
 NEWLIB_TAR=newlib-$(NEWLIB_VER).tar.gz
+NEWLIB_URL="ftp://sourceware.org/pub/newlib/$(NEWLIB_TAR)"
 
-GCC_VER=4.4.6
-GCC_URL=http://mirrors.kernel.org/gnu/gcc/gcc-$(GCC_VER)/gcc-core-$(GCC_VER).tar.bz2
-GCC_TAR=gcc-core-$(GCC_VER).tar.bz2
+GCC_VER=6.2.0
+GCC_TAR=gcc-$(GCC_VER).tar.bz2
+GCC_URL="http://mirrors.kernel.org/gnu/gcc/gcc-$(GCC_VER)/$(GCC_TAR)"
+
+JOBS?=$(shell grep -c ^processor /proc/cpuinfo)
 
 BASEDIR=$(shell pwd)
 
-all: gcc
+define checksum
+@if grep -q '  $(subst .,\.,$(1))$$' SHA256SUMS; then			\
+	grep '  $(subst .,\.,$(1))$$' SHA256SUMS | sha256sum -c || rm $(1);	\
+else									\
+	echo "WARNING: no checksum defined for $(1)";			\
+fi
+endef
+
+all: clean gcc
 
 src/$(BINUTILS_TAR):
-	wget -P src $(BINUTILS_URL)
+	wget -P "$(BASEDIR)/src" $(BINUTILS_URL)
+	$(call checksum,$@)
 
 src/$(NEWLIB_TAR):
-	wget -P src $(NEWLIB_URL)
+	wget -P "$(BASEDIR)/src" $(NEWLIB_URL)
+	$(call checksum,$@)
 
 src/$(GCC_TAR):
-	wget -P src $(GCC_URL)
+	wget -P "$(BASEDIR)/src" $(GCC_URL)
+	$(call checksum,$@)
 
 src/binutils-$(BINUTILS_VER): src/$(BINUTILS_TAR)
-	tar -C src -xjf $<
+	tar -C "$(BASEDIR)/src" -xf $<
 
 src/newlib-$(NEWLIB_VER): src/$(NEWLIB_TAR)
-	tar -C src -xzf $<
+	tar -C "$(BASEDIR)/src" -xf $<
 
 src/gcc-$(GCC_VER): src/$(GCC_TAR) src/newlib-$(NEWLIB_VER)
-	tar -C src -xjf $<
+	tar -C "$(BASEDIR)/src" -xf $<
 	ln -s $(BASEDIR)/src/newlib-$(NEWLIB_VER)/newlib $@
 	ln -s $(BASEDIR)/src/newlib-$(NEWLIB_VER)/libgloss $@
 
 binutils: src/binutils-$(BINUTILS_VER)
-	mkdir -p build/binutils
-	cd build/binutils; \
+	mkdir -p "$(BASEDIR)/build/binutils"
+	cd "$(BASEDIR)/build/binutils"; \
 	$(BASEDIR)/$</configure --target=sh-elf --prefix=$(BASEDIR)/inst; \
-	$(MAKE) -j3; \
+	$(MAKE) -j$(JOBS); \
 	$(MAKE) install
 
 gcc: src/gcc-$(GCC_VER) binutils
-	mkdir -p build/gcc
-	cd build/gcc; \
+	mkdir -p "$(BASEDIR)/build/gcc"
+	cd "$(BASEDIR)/build/gcc"; \
 	$(BASEDIR)/$</configure --target=sh-elf --prefix=$(BASEDIR)/inst -enable-languages=c --without-pkgversion --with-newlib; \
-	$(MAKE) -j3; \
+	$(MAKE) -j$(JOBS); \
 	$(MAKE) install
 
 clean:
-	rm -rf build inst
+	rm -rf "$(BASEDIR)/build" "$(BASEDIR)/inst"
 
 distclean: clean
-	rm -rf src
+	rm -rf "$(BASEDIR)/src"