---

yaml
---
r: 108933
b: refs/heads/dist-snap
c: 1f7de38
h: refs/heads/master
i:
  108931: b5c9e25
v: v3

Author: brson

[refs]

@@ -6,7 +6,7 @@ refs/heads/try: f64fdf524a434f0e5cd0bc91d09c144723f3c90d
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
 refs/heads/try2: 147ecfdd8221e4a4d4e090486829a06da1e0ca3c
-refs/heads/dist-snap: 364d4ad1e55b74522c7ddf1244ec39b23d6f5a60
+refs/heads/dist-snap: 1f7de380ce85aed2917c5bf801c68170403559e8
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503
 refs/heads/try3: 9387340aab40a73e8424c48fd42f0c521a4875c0

branches/dist-snap/src/etc/install.sh

@@ -223,6 +223,19 @@ fi
 step_msg "validating $CFG_SELF args"
 validate_opt
 
+# Sanity check: can we can write to the destination?
+touch "${CFG_PREFIX}/lib/rust-install-probe" 2> /dev/null
+if [ $? -ne 0 ]
+then
+    err "can't write to destination. try again with 'sudo'."
+fi
+rm -r "${CFG_PREFIX}/lib/rust-install-probe"
+need_ok "failed to remove install probe"
+
+# Sanity check: can we run these binaries?
+"${CFG_SRC_DIR}/bin/rustc" --version > /dev/null
+need_ok "can't run these binaries on this platform"
+
 # First, uninstall from the installation prefix
 # FIXME: Hardcoded 'rustlib' ignores CFG_RUSTLIBDIR
 if [ -f "${CFG_PREFIX}/lib/rustlib/manifest" ]
@@ -262,3 +275,9 @@ while read p; do
 
 # The manifest lists all files to install
 done < "${CFG_SRC_DIR}/lib/rustlib/manifest"
+
+echo
+echo "    Rust is ready to roll."
+echo
+
+