t/helper/test-genzeros.c


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#include "test-tool.h"
#include "git-compat-util.h"
 
int cmd__genzeros(int argc, const char **argv)
{
	long count;
 
	if (argc > 2) {
		fprintf(stderr, "usage: %s [<count>]\n", argv[0]);
		return 1;
	}
 
	count = argc > 1 ? strtol(argv[1], NULL, 0) : -1L;
 
	while (count < 0 || count--) {
		if (putchar(0) == EOF)
			return -1;
	}
 
	return 0;
}