224 lines
7.4 KiB
C
224 lines
7.4 KiB
C
/* Copyright (c) 1997-1999 Miller Puckette.
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* For information on usage and redistribution, and for a DISCLAIMER OF ALL
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* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
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/* This file contains function prototypes and data types used to implement
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Pd, but not shared with Pd objects. */
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#include "m_pd.h"
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/* LATER consider whether to use 'char' for method arg types to save space */
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/* the structure for a method handler ala Max */
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typedef struct _methodentry
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{
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t_symbol *me_name;
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t_gotfn me_fun;
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t_atomtype me_arg[MAXPDARG+1];
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} t_methodentry;
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EXTERN_STRUCT _widgetbehavior;
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typedef void (*t_bangmethod)(t_pd *x);
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typedef void (*t_pointermethod)(t_pd *x, t_gpointer *gp);
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typedef void (*t_floatmethod)(t_pd *x, t_float f);
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typedef void (*t_symbolmethod)(t_pd *x, t_symbol *s);
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typedef void (*t_listmethod)(t_pd *x, t_symbol *s, int argc, t_atom *argv);
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typedef void (*t_anymethod)(t_pd *x, t_symbol *s, int argc, t_atom *argv);
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struct _class
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{
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t_symbol *c_name; /* name (mostly for error reporting) */
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t_symbol *c_helpname; /* name of help file */
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size_t c_size; /* size of an instance */
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t_methodentry *c_methods; /* methods other than bang, etc below */
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int c_nmethod; /* number of methods */
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t_method c_freemethod; /* function to call before freeing */
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t_bangmethod c_bangmethod; /* common methods */
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t_pointermethod c_pointermethod;
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t_floatmethod c_floatmethod;
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t_symbolmethod c_symbolmethod;
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t_listmethod c_listmethod;
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t_anymethod c_anymethod;
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struct _widgetbehavior *c_wb; /* "gobjs" only */
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struct _parentwidgetbehavior *c_pwb;/* widget behavior in parent */
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int c_floatsignalin; /* onset to float for signal input */
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char c_gobj; /* true if is a gobj */
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char c_patchable; /* true if we have a t_object header */
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char c_firstin; /* if patchable, true if draw first inlet */
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char c_drawcommand; /* a drawing command for a template */
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};
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/* s_file.c */
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typedef struct _namelist
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{
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struct _namelist *nl_next;
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char *nl_string;
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} t_namelist;
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t_namelist *namelist_append(t_namelist *listwas, const char *s);
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void namelist_free(t_namelist *listwas);
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extern int sys_debuglevel;
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extern int sys_verbose;
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#define DEBUG_MESSUP 1 /* messages up from pd to pd-gui */
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#define DEBUG_MESSDOWN 2 /* messages down from pd-gui to pd */
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extern int sys_noloadbang;
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extern int sys_nogui;
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extern char *sys_guicmd;
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/* in s_main.c */
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EXTERN int sys_nearestfontsize(int fontsize);
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EXTERN int sys_hostfontsize(int fontsize);
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extern int sys_defaultfont;
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extern t_symbol *sys_libdir; /* library directory for auxilliary files */
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/* s_loader.c */
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int sys_load_lib(char *dirname, char *filename);
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/* s_unix.c */
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EXTERN void sys_microsleep(int microsec);
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/* s_sgi.c, s_nt.c, s_linux.c each implement the same API for audio
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and MIDI I/O as follows: */
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#define DACBLKSIZE 64
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#define SENDDACS_NO 0 /* return values for sys_send_dacs() */
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#define SENDDACS_YES 1
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#define SENDDACS_SLEPT 2
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#define API_OSS 0 /* API choices */
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#define API_ALSA 1
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#define API_RME 2
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#define API_MMIO 3
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#define API_PORTAUDIO 4
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/* MIDI input and output */
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#define MAXMIDIINDEV 16 /* max. number of input ports */
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#define MAXMIDIOUTDEV 16 /* max. number of output ports */
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extern int sys_nmidiin;
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extern int sys_nmidiout;
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extern int sys_midiindevlist[];
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extern int sys_midioutdevlist[];
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EXTERN void sys_putmidimess(int portno, int a, int b, int c);
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EXTERN void sys_putmidibyte(int portno, int a);
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EXTERN void sys_poll_midi(void);
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EXTERN void sys_setmiditimediff(double inbuftime, double outbuftime);
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EXTERN void sys_midibytein(int portno, int byte);
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extern int sys_hipriority; /* real-time flag, true if priority boosted */
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extern t_sample *sys_soundout;
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extern t_sample *sys_soundin;
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extern float sys_dacsr;
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extern int sys_schedadvance;
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extern int sys_sleepgrain;
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EXTERN void sys_open_audio(int naudioindev, int *audioindev, int nchindev, int *chindev,
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int naudiooutdev, int *audiooutdev, int nchoutdev, int *choutdev,
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int srate); /* IOhannes */
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EXTERN void sys_close_audio(void);
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EXTERN void sys_open_midi(int nmidiin, int *midiinvec,
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int nmidiout, int *midioutvec);
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EXTERN void sys_close_midi(void);
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EXTERN int sys_send_dacs(void);
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EXTERN void sys_reportidle(void);
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EXTERN void sys_set_priority(int higher);
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EXTERN void sys_audiobuf(int nbufs);
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EXTERN void sys_getmeters(float *inmax, float *outmax);
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EXTERN void sys_listdevs(void);
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EXTERN void sys_setblocksize(int n);
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/* for NT and Linux, there are additional bits of fluff as follows. */
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#ifdef NT
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EXTERN void nt_soundindev(int which);
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EXTERN void nt_soundoutdev(int which);
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EXTERN void nt_midiindev(int which);
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EXTERN void nt_midioutdev(int which);
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EXTERN void nt_noresync( void);
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EXTERN void nt_set_sound_api(int which);
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#endif
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#ifdef __linux__
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/* the following definitions allow you to switch at run time
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between audio APIs in Linux and later in NT. */
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void linux_set_sound_api(int which);
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void linux_setfrags(int n);
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void linux_streammode( void);
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void linux_32bit( void);
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void rme_soundindev(int which);
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void rme_soundoutdev(int which);
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void linux_alsa_queue_size(int size);
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#ifdef ALSA99 /* old fashioned ALSA */
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void linux_alsa_devno(int devno);
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#else
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void linux_alsa_devname(char *devname);
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#endif
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#endif /* __linux__ */
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/* portaudio, used in Windows and Mac versions... */
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int pa_open_audio(int inchans, int outchans, int rate, t_sample *soundin,
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t_sample *soundout, int framesperbuf, int nbuffers,
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int indeviceno, int outdeviceno);
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void pa_close_audio(void);
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int pa_send_dacs(void);
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void pa_reportidle(void);
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void pa_listdevs(void);
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/* m_sched.c */
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EXTERN void sys_log_error(int type);
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#define ERR_NOTHING 0
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#define ERR_ADCSLEPT 1
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#define ERR_DACSLEPT 2
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#define ERR_RESYNC 3
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#define ERR_DATALATE 4
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/* s_inter.c */
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EXTERN void sys_bail(int exitcode);
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EXTERN int sys_pollgui(void);
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EXTERN_STRUCT _socketreceiver;
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#define t_socketreceiver struct _socketreceiver
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typedef void (*t_socketnotifier)(void *x);
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typedef void (*t_socketreceivefn)(void *x, t_binbuf *b);
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EXTERN t_socketreceiver *socketreceiver_new(void *owner,
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t_socketnotifier notifier, t_socketreceivefn socketreceivefn, int udp);
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EXTERN void socketreceiver_read(t_socketreceiver *x, int fd);
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EXTERN void sys_sockerror(char *s);
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EXTERN void sys_closesocket(int fd);
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typedef void (*t_fdpollfn)(void *ptr, int fd);
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EXTERN void sys_addpollfn(int fd, t_fdpollfn fn, void *ptr);
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EXTERN void sys_rmpollfn(int fd);
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#ifdef UNIX
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void sys_setalarm(int microsec);
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void sys_setvirtualalarm( void);
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#endif
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/* m_obj.c */
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EXTERN int obj_noutlets(t_object *x);
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EXTERN int obj_ninlets(t_object *x);
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EXTERN t_outconnect *obj_starttraverseoutlet(t_object *x, t_outlet **op,
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int nout);
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EXTERN t_outconnect *obj_nexttraverseoutlet(t_outconnect *lastconnect,
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t_object **destp, t_inlet **inletp, int *whichp);
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EXTERN t_outconnect *obj_connect(t_object *source, int outno,
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t_object *sink, int inno);
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EXTERN void obj_disconnect(t_object *source, int outno, t_object *sink,
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int inno);
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EXTERN void outlet_setstacklim(void);
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/* misc */
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EXTERN void glob_evalfile(t_pd *ignore, t_symbol *name, t_symbol *dir);
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EXTERN void glob_initfromgui(void *dummy, t_symbol *s, int argc, t_atom *argv);
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