GNU make is great for many things, used correctly. The problem is that POSIX make is extremely impoverished, so sticking to just the POSIX subset is often a bad

GNU make is great for many things, used correctly. The problem is that POSIX make is extremely impoverished, so sticking to just the POSIX subset is often a bad idea. In many cases using "make" should really mean using "GNU make" so you can use conditionals, automated dependendency generation (via reloads of dependency info), etc.