Add an error message if rustc is not installed
@@ -118,6 +118,11 @@ def main():
argsfile_content = os.read(argsfile_fd, argsfile_size)
args = argsfile_content.split("\n")
+ except OSError as e: # Note: in python 3 this will be a FileNotFoundError.
+ print "Error executing rustc command (is rust installed?):"
+ print " ".join(rustc_cmd) + "\n"
+ raise e
+
finally:
# Close and delete the temporary file.
os.close(argsfile_fd)
