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Typedefs
typedef struct waitpid_callback_t	waitpid_callback_t

Functions
waitpid_callback_t *	set_waitpid_callback (pid_t pid, void(fn)(int, void ), void *arg)

void	clear_waitpid_callback (waitpid_callback_t *ent)

void	notify_pending_waitpid_callbacks (void)

Detailed Description

Headers for util_process.c.

Typedef Documentation

◆ waitpid_callback_t

typedef struct waitpid_callback_t waitpid_callback_t

A callback structure waiting for us to get a SIGCHLD informing us that a PID has been closed. Created by set_waitpid_callback. Cancelled or cleaned- up from clear_waitpid_callback(). Do not access outside of the main thread; do not access from inside a signal handler.

Function Documentation

◆ clear_waitpid_callback()

void clear_waitpid_callback ( waitpid_callback_t * ent )

Cancel a waitpid_callback_t, or clean up after one has triggered. Releases all storage held by ent.

◆ notify_pending_waitpid_callbacks()

void notify_pending_waitpid_callbacks ( void )

Use waitpid() to wait for all children that have exited, and invoke any callbacks registered for them.