1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | #include <stdio.h>
#include <stdlib.h>
/************************************************************\
* LESSON: Preprocessor just does simple text substitution *|
* substitution. The RHS could be a value or *|
* statements. *|
\************************************************************/
#define declare_n(type, new_value) (type) n = (new_value)
#define print_n(format_specifier) printf((format_specifier), n)
int main(int argc, char* argv[]) {
declare_n(int, 5); // int n = 5;
print_n("%d"); // printf("%d", n);
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
|
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