X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=toolchain%2FMakefile;fp=toolchain%2FMakefile;h=b01276088177be35cbcbd10888fad2a1265db71c;hb=76aedd9fe4f12876375a8e1d212584a00a08bd03;hp=db473e5b4b7b94080c997a0fa53d78e03e863dd6;hpb=728ae068d6c038a91cab694dd60a1966057afe88;p=carl9170fw.git

diff --git a/toolchain/Makefile b/toolchain/Makefile
index db473e5..b012760 100644
--- a/toolchain/Makefile
+++ b/toolchain/Makefile
@@ -12,16 +12,27 @@ GCC_URL="http://mirrors.kernel.org/gnu/gcc/gcc-$(GCC_VER)/$(GCC_TAR)"
 
 BASEDIR=$(shell pwd)
 
+define checksum
+@if grep -q '  $(subst .,\.,$(1))$$' SHA256SUMS; then			\
+	grep '  $(subst .,\.,$(1))$$' SHA256SUMS | sha256sum -c;	\
+else									\
+	echo "WARNING: no checksum defined for $(1)";			\
+fi
+endef
+
 all: gcc
 
 src/$(BINUTILS_TAR):
 	wget -P src $(BINUTILS_URL)
+	$(call checksum,$@)
 
 src/$(NEWLIB_TAR):
 	wget -P src $(NEWLIB_URL)
+	$(call checksum,$@)
 
 src/$(GCC_TAR):
 	wget -P src $(GCC_URL)
+	$(call checksum,$@)
 
 src/binutils-$(BINUTILS_VER): src/$(BINUTILS_TAR)
 	tar -C src -xf $<