Add rust dep recipe

diff --git a/deps/rust/Makefile b/deps/rust/Makefile
new file mode 100644 (file)
index 0000000..6e72ca1
--- /dev/null
+++ b/deps/rust/Makefile
@@ -0,0 +1,6 @@
+build: data/rustup.sh
+       sh $<
+
+data/rustup.sh:
+       mkdir -p data
+       curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > $@