search for: event_fd_closed

This incomplete patch adds a new filter allowing more control over when nbdkit exits. You can now get nbdkit to exit gracefully on certain events, such as a file being created, a pipe held open by another process going away, or when another PID exits. There is also a script option to allow for completely custom events. It is untested at the moment, I'm posting it to get feedback on the

...= 60; + +static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; +static unsigned connections = 0; +static bool exiting = false; + +/* The list of events generated from command line parameters. */ +struct event { + enum { EVENT_FILE_CREATED = 1, EVENT_FILE_DELETED, EVENT_PROCESS_EXITS, + EVENT_FD_CLOSED, EVENT_SCRIPT } type; + union { + char *filename; /* Filename or script. */ + int fd; /* For PROCESS_EXITS or FD_CLOSED. */ +#ifndef __linux__ + pid_t pid; /* For PROCESS_EXITS on non-Linux. */ +#endif + } u; +}; +DEFINE_VECTOR_TYPE(event_...