test.c

/**
 * Verify that single thread, unshared file descriptor tables are freed
 */
#include <stdio.h>
#include <unistd.h>

void dupfds()
{
	int i, fd;
	int fds[128];

	for (i=0; i<128; i++) {
		fds[i] = dup(2);
		if (fds[i]<0) {
			perror("dup");
		}
	}

	for (i=0; i<128; i++) {
		close(fds[i]);
	}
}

int main()
{
	dupfds();
}