Bump capstone and check toolchain in mingw64.sh

shlr/Makefile

@@ -8,7 +8,7 @@ CS_TAR=
 CS_URL=https://www.github.com/aquynh/capstone.git
 CS_UPD=20150320
 CS_BRA=next
-CS_TIP=8bb1f04bb814ce660be3c6faecbb62c676fa26ed
+CS_TIP=1271684973513660ef8a71ecbb013bdb199e67d9
 
 .PHONY: capstone-sync capstone-build all clean mrproper libgdbr libwind
 

sys/mingw64.sh

@@ -8,6 +8,14 @@ cd `dirname $PWD/$0` ; cd ..
 export PATH=${PWD}/sys/_work/mingw64/bin:${PATH}
 # TODO: add support for ccache
 
+type x86_64-w64-mingw32-gcc >/dev/null 2>&1
+if [ $? = 0 ]; then
+	C=x86_64-w64-mingw32-gcc
+else
+	echo "mingw64 package required."
+	exit 1
+fi
+
 make clean
 ./configure --without-gmp --with-compiler=x86_64-w64-mingw32-gcc --with-ostype=windows --host=x86_64-unknown-windows --without-ssl
 make -s -j ${MAKE_JOBS} CC="${C} -static-libgcc" && \