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API Reference

#./fio-stl/002 signals.h

8 public symbols.

#Macros

#FIO_SIGNAL_USER1

c
#define FIO_SIGNAL_USER1             SIGUSR1

Symbol type: macro

#FIO_SIGNAL_USER2

c
#define FIO_SIGNAL_USER2             SIGUSR2

Symbol type: macro

#FIO_SIGNAL_USER_UNREGISTERED

c
#define FIO_SIGNAL_USER_UNREGISTERED SIGUSR2

Symbol type: macro

#Types

#fio_signal_monitor_args_s

c
typedef struct {
/** The signal number to listen for. */
int sig;
/** The callback to run - leave NULL to ignore signal. */
void (*callback)(int sig, void *udata);
/** Opaque user data. */
void *udata;
/** Should the signal propagate to existing handler(s)? */
bool propagate;
/** Call (safe) callback immediately? or wait for `fio_signal_review`? */
bool immediate;
} fio_signal_monitor_args_s

Symbol type: type

#Functions

#fio_signal_monitor

c
int fio_signal_monitor(fio_signal_monitor_args_s args)

Starts to monitor for the specified signal, setting an optional callback.

Symbol type: function

#fio_signal_monitor

c
#define fio_signal_monitor(...)   \
  fio_signal_monitor((fio_signal_monitor_args_s){__VA_ARGS__})

Note: this may be a macro only / macro wrapper for a function.

Symbol type: macro

#fio_signal_review

c
int fio_signal_review(void)

Reviews all signals, calling any relevant callbacks.

Symbol type: function

#fio_signal_forget

c
int fio_signal_forget(int sig)

Stops monitoring the specified signal.

Symbol type: function