== Environment Variables == Environment variables store path information to help OpenECU locate third party tools such as compilers. === How do I set environment variables? === On Windows 7, go to '''Computer > System properties > Advanced System Settings > Environment Variables'''. This window should open: {{attachment:environment_variable_1.png}} To create a new variable, click the ''new'' button at the bottom to pop up this window: {{attachment:environment_variable_2.png}} Enter the name of the variable and the value to set it to. * '''Note: path values should include the trailing backslash '\' '''