bootstrap: fail more gracefully if gcc isn't available

diff --git a/bootstrap.py b/bootstrap.py
index 7dfc543..291317f 100755 (executable)
--- a/bootstrap.py
+++ b/bootstrap.py
@@ -108,7 +108,11 @@ else:
 if options.verbose:
     print(' '.join(args))
 
-run(args)
+try:
+    run(args)
+except:
+    print 'Failure running:', args
+    raise
 
 verbose = []
 if options.verbose: