trying to generate two pieces of code from the same file without ifdefing the thing to death. i need a macro that will expand to variable types based on what is defined by the preprocessor. below are ...

If we told you that a C preprocessor hack dated back to 1968, you’d be within your rights to remind us that C didn’t exist in 1968. However, assemblers with preprocessors did, and where there is a ...

Unix Power Tools. Chief among the the unsung heroes of Linux and Unix is m4. Unsung? Well, for instance, although m4 has been a standard part of Unix since version 7, no mention is made of it in that ...