The C preprocessor is a macro preprocessor (allows you to define macros) that transforms your program before it is compiled. These transformations can be the inclusion of header files, macro expansions, etc. All
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And then, we are calling CLR(val,bit), after calling this Macro, the bit number 2 (i.e. third bit) will be cleared and the value of val will be "0001 0001" again, that is 0x11 in Hexadecimal.C Preprocessors Programs »Define...
Output of theeqn(1),neqn(1),refer(1), andtbl(1)preprocessors for equations and tables is acceptable as input. In the following list, “initialization” refers to the first.pp,.lp,.ip,.np,.sh, or.uhmacro. This list is incomplete. ...
Cpreprocessorifdefvariabilityconditional compilationLinuxsoftware product linesIn many projects, lexical preprocessors are used to manage different variants of the project (using conditional compilation) and to define compile-time code transformations (using macros). Unfortunately, while being a simple way to...