When you are doing a port or working on a new platform, you need to know what #defines are supported for the architecture and operating system. The following command reads nothing(/dev/null) and dumps the #defines:
cpp -dM </dev/null
When you are doing a port or working on a new platform, you need to know what #defines are supported for the architecture and operating system. The following command reads nothing(/dev/null) and dumps the #defines:
cpp -dM </dev/null