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 28 29 30 31 32 33 34 35 36 37 38 | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
#include <stdbool.h>
#define print_counted_noun(num, noun) \
do { \
if (num == 1) { \
printf("1 %s\n", noun); \
} else { \
printf("%d %ss\n", num, noun); \
} \
} while(false)
int main(int argc, char* argv[]) {
print_counted_noun(3, "bird");
print_counted_noun(1, "cat");
int num = 6;
// this is BAD CODE QUALITY, but sometimes callers of our libraries will not follow good code quality
if (num == 7)
print_counted_noun(num, "lucky bird");
else
print_counted_noun(num, "unlucky bird");
/* effectively expands to
if (num == 7)
if (true) {
printf("lucky birds");
}
;
else
print_counted_noun(num, "unlucky birds");
*/
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
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