1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
// BROKEN -- will not work as is
// - preprocessor directive must be all one line (except for \ continuations)
// - there will also be a nasty semicolon issue.
#define print_noun(noun, count) \
if(count != 1) { \
printf("%d %ss", count, noun); \
} \
else { \
printf("%d %s", count, noun); \
}
int main(int argc, char* argv[]) {
print_noun("apple", 1); // will print "1 apple"
printf("\n");
print_noun("apple", 15); // will print "15 apples"
printf("\n");
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
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