Cross-compile for a range of platforms

scripts/build

@@ -8,8 +8,11 @@ fi
 echo "Building Cadmium $1..."
 
 cm="github.com/mholt/caddy/caddy/caddymain"
-GOPATH="$(pwd)/gopath" go build \
-  -o cadmium \
+
+CGO_ENABLED=0 GOPATH="$(pwd)/gopath" gox \
+  -verbose \
+  -output "bin/cadmium.{{.OS}}_{{.Arch}}" \
+  -os "!netbsd" \
   -ldflags "-X \"$cm.gitTag=$1\" -X \"$cm.gitNearestTag=$1\"" \
   github.com/mholt/caddy/caddy