#include <u.h>
#include <libc.h>

void
main(int argc, char **argv)
{
	int pfd[2];
	char buf[8192];
	int r;

	if (pipe(pfd) < 0)
		sysfatal("pipe: %r");

	switch (fork()) {
	case -1:
		sysfatal("fork: %r");
	case 0:
		dup(pfd[1], 0);
		dup(pfd[1], 1);
		execl("/bin/urlencode", "urlencode", nil);
		sysfatal("execl: %r");
	default:
		r = read(0, buf, sizeof(buf)-1);
		write(pfd[0], buf, r);
		write(pfd[0], "", 0);
		close(pfd[1]);
		while ((r = read(pfd[0], buf, sizeof(buf)-1)) > 0) {
			buf[r] = '\0';
			fprint(2, "%s\n", buf);
		}
	}
}