daemon off;
The following is the simple /service/nginx/run script to use with daemontools.
#!/bin/sh exec fghack /usr/sbin/nginx
To get your php-cgi working with nginx, you'd use spawn-fcgi, which is a tool spinned-off from lighttpd.
The /service/php-cgi/run script
#!/bin/sh
PHP_FCGI_CHILDREN=2 \
PHP_FCGI_MAX_REQUESTS=1000 \
exec /usr/bin/spawn-fcgi -n -p 9999 -a 127.0.0.1 -u nginx -g nginx -- /usr/bin/php-cgi