#include "process.h"

int child_count = 0;

int run(const char *p, char *const argv[])
{
	int child, error;
	child = fork();
	if (child < 0) {
		error = errno;
		fprintf(stderr, "fork() failed: %s\n", strerror(error));
		return -1;
	}

	if (child) {
		printf("Forked child %d\n", child);
		child_count++;
		return child;
	}

	execvp(p, argv);
	error = errno;
	printf("Failed to execv: %s\n", strerror(error));
	exit(1);
	return 0;
}

int harvest_zombies()
{
	int status;
	pid_t pid;

	if (child_count == 0)
		return 0;

	pid = wait(&status);
	if (status == 0)
		printf("pid %d: terminated with exit code %d\n", pid, status);

	child_count--;
	return 1;
}