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#ifndef foomainloopsignalhfoo
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#define foomainloopsignalhfoo
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/* $Id: mainloop-signal.h 1426 2007-02-13 15:35:19Z ossman $ */
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This file is part of PulseAudio.
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Copyright 2004-2006 Lennart Poettering
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Copyright 2004-2008 Lennart Poettering
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Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
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PulseAudio is free software; you can redistribute it and/or modify
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* signals. However, you may hook signal support into an abstract main loop via the routines defined herein.
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/** An opaque UNIX signal event source object */
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typedef struct pa_signal_event pa_signal_event;
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typedef void (*pa_signal_cb_t) (pa_mainloop_api *api, pa_signal_event*e, int sig, void *userdata);
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typedef void (*pa_signal_destroy_cb_t) (pa_mainloop_api *api, pa_signal_event*e, void *userdata);
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/** Initialize the UNIX signal subsystem and bind it to the specified main loop */
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int pa_signal_init(pa_mainloop_api *api);
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/** Cleanup the signal subsystem */
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void pa_signal_done(void);
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/** An opaque UNIX signal event source object */
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typedef struct pa_signal_event pa_signal_event;
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/** Create a new UNIX signal event source object */
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pa_signal_event* pa_signal_new(int sig, void (*callback) (pa_mainloop_api *api, pa_signal_event*e, int sig, void *userdata), void *userdata);
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pa_signal_event* pa_signal_new(int sig, pa_signal_cb_t callback, void *userdata);
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/** Free a UNIX signal event source object */
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void pa_signal_free(pa_signal_event *e);
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/** Set a function that is called when the signal event source is destroyed. Use this to free the userdata argument if required */
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void pa_signal_set_destroy(pa_signal_event *e, void (*callback) (pa_mainloop_api *api, pa_signal_event*e, void *userdata));
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void pa_signal_set_destroy(pa_signal_event *e, pa_signal_destroy_cb_t callback);