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authorHans-Christoph Steiner <eighthave@users.sourceforge.net>2003-05-19 03:53:21 +0000
committerHans-Christoph Steiner <eighthave@users.sourceforge.net>2003-05-19 03:53:21 +0000
commit0bc49a4f9ebff3e136ea4a6158d2ab238d335fe9 (patch)
tree4a46ac4e5f8c4363a378e132bc7792adb135804f
parentde864c4e8d8780b8da2d16829b7a1a45c2db1903 (diff)
added pd headers to make sure I am using a compatible version
svn path=/trunk/externals/hcs/; revision=637
-rw-r--r--m_imp.h223
-rw-r--r--m_pd.h602
2 files changed, 825 insertions, 0 deletions
diff --git a/m_imp.h b/m_imp.h
new file mode 100644
index 0000000..7a6bd69
--- /dev/null
+++ b/m_imp.h
@@ -0,0 +1,223 @@
+/* Copyright (c) 1997-1999 Miller Puckette.
+* For information on usage and redistribution, and for a DISCLAIMER OF ALL
+* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
+
+/* This file contains function prototypes and data types used to implement
+Pd, but not shared with Pd objects. */
+
+#include "m_pd.h"
+
+/* LATER consider whether to use 'char' for method arg types to save space */
+
+/* the structure for a method handler ala Max */
+typedef struct _methodentry
+{
+ t_symbol *me_name;
+ t_gotfn me_fun;
+ t_atomtype me_arg[MAXPDARG+1];
+} t_methodentry;
+
+EXTERN_STRUCT _widgetbehavior;
+
+typedef void (*t_bangmethod)(t_pd *x);
+typedef void (*t_pointermethod)(t_pd *x, t_gpointer *gp);
+typedef void (*t_floatmethod)(t_pd *x, t_float f);
+typedef void (*t_symbolmethod)(t_pd *x, t_symbol *s);
+typedef void (*t_listmethod)(t_pd *x, t_symbol *s, int argc, t_atom *argv);
+typedef void (*t_anymethod)(t_pd *x, t_symbol *s, int argc, t_atom *argv);
+
+struct _class
+{
+ t_symbol *c_name; /* name (mostly for error reporting) */
+ t_symbol *c_helpname; /* name of help file */
+ size_t c_size; /* size of an instance */
+ t_methodentry *c_methods; /* methods other than bang, etc below */
+ int c_nmethod; /* number of methods */
+ t_method c_freemethod; /* function to call before freeing */
+ t_bangmethod c_bangmethod; /* common methods */
+ t_pointermethod c_pointermethod;
+ t_floatmethod c_floatmethod;
+ t_symbolmethod c_symbolmethod;
+ t_listmethod c_listmethod;
+ t_anymethod c_anymethod;
+ struct _widgetbehavior *c_wb; /* "gobjs" only */
+ struct _parentwidgetbehavior *c_pwb;/* widget behavior in parent */
+ int c_floatsignalin; /* onset to float for signal input */
+ char c_gobj; /* true if is a gobj */
+ char c_patchable; /* true if we have a t_object header */
+ char c_firstin; /* if patchable, true if draw first inlet */
+ char c_drawcommand; /* a drawing command for a template */
+};
+
+/* s_file.c */
+typedef struct _namelist
+{
+ struct _namelist *nl_next;
+ char *nl_string;
+} t_namelist;
+
+t_namelist *namelist_append(t_namelist *listwas, const char *s);
+void namelist_free(t_namelist *listwas);
+
+extern int sys_debuglevel;
+extern int sys_verbose;
+
+#define DEBUG_MESSUP 1 /* messages up from pd to pd-gui */
+#define DEBUG_MESSDOWN 2 /* messages down from pd-gui to pd */
+
+extern int sys_noloadbang;
+extern int sys_nogui;
+extern char *sys_guicmd;
+
+/* in s_main.c */
+EXTERN int sys_nearestfontsize(int fontsize);
+EXTERN int sys_hostfontsize(int fontsize);
+
+extern int sys_defaultfont;
+extern t_symbol *sys_libdir; /* library directory for auxilliary files */
+/* s_loader.c */
+int sys_load_lib(char *dirname, char *filename);
+
+/* s_unix.c */
+EXTERN void sys_microsleep(int microsec);
+
+/* s_sgi.c, s_nt.c, s_linux.c each implement the same API for audio
+and MIDI I/O as follows: */
+
+#define DACBLKSIZE 64
+
+#define SENDDACS_NO 0 /* return values for sys_send_dacs() */
+#define SENDDACS_YES 1
+#define SENDDACS_SLEPT 2
+
+#define API_OSS 0 /* API choices */
+#define API_ALSA 1
+#define API_RME 2
+#define API_MMIO 3
+#define API_PORTAUDIO 4
+
+
+ /* MIDI input and output */
+#define MAXMIDIINDEV 16 /* max. number of input ports */
+#define MAXMIDIOUTDEV 16 /* max. number of output ports */
+extern int sys_nmidiin;
+extern int sys_nmidiout;
+extern int sys_midiindevlist[];
+extern int sys_midioutdevlist[];
+
+EXTERN void sys_putmidimess(int portno, int a, int b, int c);
+EXTERN void sys_putmidibyte(int portno, int a);
+EXTERN void sys_poll_midi(void);
+EXTERN void sys_setmiditimediff(double inbuftime, double outbuftime);
+EXTERN void sys_midibytein(int portno, int byte);
+
+extern int sys_hipriority; /* real-time flag, true if priority boosted */
+extern t_sample *sys_soundout;
+extern t_sample *sys_soundin;
+extern float sys_dacsr;
+extern int sys_schedadvance;
+extern int sys_sleepgrain;
+EXTERN void sys_open_audio(int naudioindev, int *audioindev, int nchindev, int *chindev,
+ int naudiooutdev, int *audiooutdev, int nchoutdev, int *choutdev,
+ int srate); /* IOhannes */
+
+EXTERN void sys_close_audio(void);
+
+EXTERN void sys_open_midi(int nmidiin, int *midiinvec,
+ int nmidiout, int *midioutvec);
+EXTERN void sys_close_midi(void);
+
+EXTERN int sys_send_dacs(void);
+EXTERN void sys_reportidle(void);
+EXTERN void sys_set_priority(int higher);
+EXTERN void sys_audiobuf(int nbufs);
+EXTERN void sys_getmeters(float *inmax, float *outmax);
+EXTERN void sys_listdevs(void);
+EXTERN void sys_setblocksize(int n);
+
+ /* for NT and Linux, there are additional bits of fluff as follows. */
+#ifdef NT
+EXTERN void nt_soundindev(int which);
+EXTERN void nt_soundoutdev(int which);
+EXTERN void nt_midiindev(int which);
+EXTERN void nt_midioutdev(int which);
+EXTERN void nt_noresync( void);
+EXTERN void nt_set_sound_api(int which);
+#endif
+
+#ifdef __linux__
+ /* the following definitions allow you to switch at run time
+ between audio APIs in Linux and later in NT. */
+void linux_set_sound_api(int which);
+
+void linux_setfrags(int n);
+void linux_streammode( void);
+void linux_32bit( void);
+void rme_soundindev(int which);
+void rme_soundoutdev(int which);
+void linux_alsa_queue_size(int size);
+#ifdef ALSA99 /* old fashioned ALSA */
+void linux_alsa_devno(int devno);
+#else
+void linux_alsa_devname(char *devname);
+#endif
+#endif /* __linux__ */
+
+/* portaudio, used in Windows and Mac versions... */
+
+int pa_open_audio(int inchans, int outchans, int rate, t_sample *soundin,
+ t_sample *soundout, int framesperbuf, int nbuffers,
+ int indeviceno, int outdeviceno);
+void pa_close_audio(void);
+int pa_send_dacs(void);
+void pa_reportidle(void);
+void pa_listdevs(void);
+
+/* m_sched.c */
+EXTERN void sys_log_error(int type);
+#define ERR_NOTHING 0
+#define ERR_ADCSLEPT 1
+#define ERR_DACSLEPT 2
+#define ERR_RESYNC 3
+#define ERR_DATALATE 4
+
+/* s_inter.c */
+
+EXTERN void sys_bail(int exitcode);
+EXTERN int sys_pollgui(void);
+
+EXTERN_STRUCT _socketreceiver;
+#define t_socketreceiver struct _socketreceiver
+
+typedef void (*t_socketnotifier)(void *x);
+typedef void (*t_socketreceivefn)(void *x, t_binbuf *b);
+
+EXTERN t_socketreceiver *socketreceiver_new(void *owner,
+ t_socketnotifier notifier, t_socketreceivefn socketreceivefn, int udp);
+EXTERN void socketreceiver_read(t_socketreceiver *x, int fd);
+EXTERN void sys_sockerror(char *s);
+EXTERN void sys_closesocket(int fd);
+
+typedef void (*t_fdpollfn)(void *ptr, int fd);
+EXTERN void sys_addpollfn(int fd, t_fdpollfn fn, void *ptr);
+EXTERN void sys_rmpollfn(int fd);
+#ifdef UNIX
+void sys_setalarm(int microsec);
+void sys_setvirtualalarm( void);
+#endif
+
+/* m_obj.c */
+EXTERN int obj_noutlets(t_object *x);
+EXTERN int obj_ninlets(t_object *x);
+EXTERN t_outconnect *obj_starttraverseoutlet(t_object *x, t_outlet **op,
+ int nout);
+EXTERN t_outconnect *obj_nexttraverseoutlet(t_outconnect *lastconnect,
+ t_object **destp, t_inlet **inletp, int *whichp);
+EXTERN t_outconnect *obj_connect(t_object *source, int outno,
+ t_object *sink, int inno);
+EXTERN void obj_disconnect(t_object *source, int outno, t_object *sink,
+ int inno);
+EXTERN void outlet_setstacklim(void);
+/* misc */
+EXTERN void glob_evalfile(t_pd *ignore, t_symbol *name, t_symbol *dir);
+EXTERN void glob_initfromgui(void *dummy, t_symbol *s, int argc, t_atom *argv);
diff --git a/m_pd.h b/m_pd.h
new file mode 100644
index 0000000..5e8b20b
--- /dev/null
+++ b/m_pd.h
@@ -0,0 +1,602 @@
+/* Copyright (c) 1997-1999 Miller Puckette.
+* For information on usage and redistribution, and for a DISCLAIMER OF ALL
+* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
+
+#if defined(_LANGUAGE_C_PLUS_PLUS) || defined(__cplusplus)
+extern "C" {
+#endif
+
+#define PD_VERSION 0.36
+
+#ifdef NT
+// #pragma warning( disable : 4091 )
+#pragma warning( disable : 4305 ) /* uncast const double to float */
+#pragma warning( disable : 4244 ) /* uncast float/int conversion etc. */
+#pragma warning( disable : 4101 ) /* unused automatic variables */
+#endif /* NT */
+
+ /* the external storage class is "extern" in UNIX; in NT it's ugly. */
+#ifdef NT
+#ifdef PD_INTERNAL
+#define EXTERN __declspec(dllexport) extern
+#else
+#define EXTERN __declspec(dllimport) extern
+#endif /* PD_INTERNAL */
+#else
+#define EXTERN extern
+#endif /* NT */
+
+ /* and depending on the compiler, hidden data structures are
+ declared differently: */
+#if defined( __GNUC__) || defined( __BORLANDC__ )
+#define EXTERN_STRUCT struct
+#else
+#define EXTERN_STRUCT extern struct
+#endif
+
+
+#if !defined(_SIZE_T) && !defined(_SIZE_T_)
+#include <stddef.h> /* just for size_t -- how lame! */
+#endif
+
+#define MAXPDSTRING 1000 /* use this for anything you want */
+#define MAXPDARG 5 /* max number of args we can typecheck today */
+
+ /* signed and unsigned integer types the size of a pointer: */
+#ifdef __alpha__
+typedef long t_int;
+#else
+typedef int t_int;
+#endif
+
+typedef float t_float; /* a floating-point number at most the same size */
+typedef float t_floatarg; /* floating-point type for function calls */
+
+typedef struct _symbol
+{
+ char *s_name;
+ struct _class **s_thing;
+ struct _symbol *s_next;
+} t_symbol;
+
+EXTERN_STRUCT _array;
+#define t_array struct _array /* g_canvas.h */
+
+/* pointers to glist and array elements go through a "stub" which sticks
+around after the glist or array is freed. The stub itself is deleted when
+both the glist/array is gone and the refcount is zero, ensuring that no
+gpointers are pointing here. */
+
+#define GP_NONE 0 /* the stub points nowhere (has been cut off) */
+#define GP_GLIST 1 /* the stub points to a glist element */
+#define GP_ARRAY 2 /* ... or array */
+
+typedef struct _gstub
+{
+ union
+ {
+ struct _glist *gs_glist; /* glist we're in */
+ struct _array *gs_array; /* array we're in */
+ } gs_un;
+ int gs_which; /* GP_GLIST/GP_ARRAY */
+ int gs_refcount; /* number of gpointers pointing here */
+} t_gstub;
+
+typedef struct _gpointer /* pointer to a gobj in a glist */
+{
+ union
+ {
+ struct _scalar *gp_scalar; /* scalar we're in (if glist) */
+ union word *gp_w; /* raw data (if array) */
+ } gp_un;
+ int gp_valid; /* number which must match gpointee */
+ t_gstub *gp_stub; /* stub which points to glist/array */
+} t_gpointer;
+
+typedef union word
+{
+ t_float w_float;
+ t_symbol *w_symbol;
+ t_gpointer *w_gpointer;
+ t_array *w_array;
+ struct _glist *w_list;
+ int w_index;
+} t_word;
+
+typedef enum
+{
+ A_NULL,
+ A_FLOAT,
+ A_SYMBOL,
+ A_POINTER,
+ A_SEMI,
+ A_COMMA,
+ A_DEFFLOAT,
+ A_DEFSYM,
+ A_DOLLAR,
+ A_DOLLSYM,
+ A_GIMME,
+ A_CANT
+} t_atomtype;
+
+#define A_DEFSYMBOL A_DEFSYM /* better name for this */
+
+typedef struct _atom
+{
+ t_atomtype a_type;
+ union word a_w;
+} t_atom;
+
+EXTERN_STRUCT _class;
+#define t_class struct _class
+
+EXTERN_STRUCT _outlet;
+#define t_outlet struct _outlet
+
+EXTERN_STRUCT _inlet;
+#define t_inlet struct _inlet
+
+EXTERN_STRUCT _binbuf;
+#define t_binbuf struct _binbuf
+
+EXTERN_STRUCT _clock;
+#define t_clock struct _clock
+
+EXTERN_STRUCT _outconnect;
+#define t_outconnect struct _outconnect
+
+EXTERN_STRUCT _glist;
+#define t_glist struct _glist
+#define t_canvas struct _glist /* LATER lose this */
+
+typedef t_class *t_pd; /* pure datum: nothing but a class pointer */
+
+typedef struct _gobj /* a graphical object */
+{
+ t_pd g_pd; /* pure datum header (class) */
+ struct _gobj *g_next; /* next in list */
+} t_gobj;
+
+typedef struct _scalar /* a graphical object holding data */
+{
+ t_gobj sc_gobj; /* header for graphical object */
+ t_symbol *sc_template; /* template name (LATER replace with pointer) */
+ t_word sc_vec[1]; /* indeterminate-length array of words */
+} t_scalar;
+
+typedef struct _text /* patchable object - graphical, with text */
+{
+ t_gobj te_g; /* header for graphical object */
+ t_binbuf *te_binbuf; /* holder for the text */
+ t_outlet *te_outlet; /* linked list of outlets */
+ t_inlet *te_inlet; /* linked list of inlets */
+ short te_xpix; /* x&y location (within the toplevel) */
+ short te_ypix;
+ short te_width; /* requested width in chars, 0 if auto */
+ unsigned int te_type:2; /* from defs below */
+} t_text;
+
+#define T_TEXT 0 /* just a textual comment */
+#define T_OBJECT 1 /* a MAX style patchable object */
+#define T_MESSAGE 2 /* a MAX stype message */
+#define T_ATOM 3 /* a cell to display a number or symbol */
+
+#define te_pd te_g.g_pd
+
+ /* t_object is synonym for t_text (LATER unify them) */
+
+typedef struct _text t_object;
+
+#define ob_outlet te_outlet
+#define ob_inlet te_inlet
+#define ob_binbuf te_binbuf
+#define ob_pd te_g.g_pd
+#define ob_g te_g
+
+typedef void (*t_method)(void);
+typedef void *(*t_newmethod)( void);
+typedef void (*t_gotfn)(void *x, ...);
+
+/* ---------------- pre-defined objects and symbols --------------*/
+EXTERN t_pd pd_objectmaker; /* factory for creating "object" boxes */
+EXTERN t_pd pd_canvasmaker; /* factory for creating canvases */
+EXTERN t_symbol s_pointer;
+EXTERN t_symbol s_float;
+EXTERN t_symbol s_symbol;
+EXTERN t_symbol s_bang;
+EXTERN t_symbol s_list;
+EXTERN t_symbol s_anything;
+EXTERN t_symbol s_signal;
+EXTERN t_symbol s__N;
+EXTERN t_symbol s__X;
+EXTERN t_symbol s_x;
+EXTERN t_symbol s_y;
+EXTERN t_symbol s_;
+
+/* --------- prototypes from the central message system ----------- */
+EXTERN void pd_typedmess(t_pd *x, t_symbol *s, int argc, t_atom *argv);
+EXTERN void pd_forwardmess(t_pd *x, int argc, t_atom *argv);
+EXTERN t_symbol *gensym(char *s);
+EXTERN t_gotfn getfn(t_pd *x, t_symbol *s);
+EXTERN t_gotfn zgetfn(t_pd *x, t_symbol *s);
+EXTERN void nullfn(void);
+EXTERN void pd_vmess(t_pd *x, t_symbol *s, char *fmt, ...);
+#define mess0(x, s) ((*getfn((x), (s)))((x)))
+#define mess1(x, s, a) ((*getfn((x), (s)))((x), (a)))
+#define mess2(x, s, a,b) ((*getfn((x), (s)))((x), (a),(b)))
+#define mess3(x, s, a,b,c) ((*getfn((x), (s)))((x), (a),(b),(c)))
+#define mess4(x, s, a,b,c,d) ((*getfn((x), (s)))((x), (a),(b),(c),(d)))
+#define mess5(x, s, a,b,c,d,e) ((*getfn((x), (s)))((x), (a),(b),(c),(d),(e)))
+void obj_list(t_object *x, t_symbol *s, int argc, t_atom *argv);
+
+/* --------------- memory management -------------------- */
+EXTERN void *getbytes(size_t nbytes);
+EXTERN void *getzbytes(size_t nbytes);
+EXTERN void *copybytes(void *src, size_t nbytes);
+EXTERN void freebytes(void *x, size_t nbytes);
+EXTERN void *resizebytes(void *x, size_t oldsize, size_t newsize);
+
+/* -------------------- atoms ----------------------------- */
+
+#define SETSEMI(atom) ((atom)->a_type = A_SEMI, (atom)->a_w.w_index = 0)
+#define SETCOMMA(atom) ((atom)->a_type = A_COMMA, (atom)->a_w.w_index = 0)
+#define SETPOINTER(atom, gp) ((atom)->a_type = A_POINTER, \
+ (atom)->a_w.w_gpointer = (gp))
+#define SETFLOAT(atom, f) ((atom)->a_type = A_FLOAT, (atom)->a_w.w_float = (f))
+#define SETSYMBOL(atom, s) ((atom)->a_type = A_SYMBOL, \
+ (atom)->a_w.w_symbol = (s))
+#define SETDOLLAR(atom, n) ((atom)->a_type = A_DOLLAR, \
+ (atom)->a_w.w_index = (n))
+#define SETDOLLSYM(atom, s) ((atom)->a_type = A_DOLLSYM, \
+ (atom)->a_w.w_symbol= (s))
+
+EXTERN t_float atom_getfloat(t_atom *a);
+EXTERN t_int atom_getint(t_atom *a);
+EXTERN t_symbol *atom_getsymbol(t_atom *a);
+EXTERN t_symbol *atom_gensym(t_atom *a);
+EXTERN t_float atom_getfloatarg(int which, int argc, t_atom *argv);
+EXTERN t_int atom_getintarg(int which, int argc, t_atom *argv);
+EXTERN t_symbol *atom_getsymbolarg(int which, int argc, t_atom *argv);
+
+EXTERN void atom_string(t_atom *a, char *buf, unsigned int bufsize);
+
+/* ------------------ binbufs --------------- */
+
+EXTERN t_binbuf *binbuf_new(void);
+EXTERN void binbuf_free(t_binbuf *x);
+EXTERN t_binbuf *binbuf_duplicate(t_binbuf *y);
+
+EXTERN void binbuf_text(t_binbuf *x, char *text, size_t size);
+EXTERN void binbuf_gettext(t_binbuf *x, char **bufp, int *lengthp);
+EXTERN void binbuf_clear(t_binbuf *x);
+EXTERN void binbuf_add(t_binbuf *x, int argc, t_atom *argv);
+EXTERN void binbuf_addv(t_binbuf *x, char *fmt, ...);
+EXTERN void binbuf_addbinbuf(t_binbuf *x, t_binbuf *y);
+EXTERN void binbuf_addsemi(t_binbuf *x);
+EXTERN void binbuf_restore(t_binbuf *x, int argc, t_atom *argv);
+EXTERN void binbuf_print(t_binbuf *x);
+EXTERN int binbuf_getnatom(t_binbuf *x);
+EXTERN t_atom *binbuf_getvec(t_binbuf *x);
+EXTERN void binbuf_eval(t_binbuf *x, t_pd *target, int argc, t_atom *argv);
+EXTERN int binbuf_read(t_binbuf *b, char *filename, char *dirname,
+ int crflag);
+EXTERN int binbuf_read_via_path(t_binbuf *b, char *filename, char *dirname,
+ int crflag);
+EXTERN int binbuf_write(t_binbuf *x, char *filename, char *dir,
+ int crflag);
+EXTERN void binbuf_evalfile(t_symbol *name, t_symbol *dir);
+EXTERN t_symbol *binbuf_realizedollsym(t_symbol *s, int ac, t_atom *av,
+ int tonew);
+
+/* ------------------ clocks --------------- */
+
+EXTERN t_clock *clock_new(void *owner, t_method fn);
+EXTERN void clock_set(t_clock *x, double systime);
+EXTERN void clock_delay(t_clock *x, double delaytime);
+EXTERN void clock_unset(t_clock *x);
+EXTERN double clock_getlogicaltime(void);
+EXTERN double clock_getsystime(void); /* OBSOLETE; use clock_getlogicaltime() */
+EXTERN double clock_gettimesince(double prevsystime);
+EXTERN double clock_getsystimeafter(double delaytime);
+EXTERN void clock_free(t_clock *x);
+
+/* ----------------- pure data ---------------- */
+EXTERN t_pd *pd_new(t_class *cls);
+EXTERN void pd_free(t_pd *x);
+EXTERN void pd_bind(t_pd *x, t_symbol *s);
+EXTERN void pd_unbind(t_pd *x, t_symbol *s);
+EXTERN t_pd *pd_findbyclass(t_symbol *s, t_class *c);
+EXTERN void pd_pushsym(t_pd *x);
+EXTERN void pd_popsym(t_pd *x);
+EXTERN t_symbol *pd_getfilename(void);
+EXTERN t_symbol *pd_getdirname(void);
+EXTERN void pd_bang(t_pd *x);
+EXTERN void pd_pointer(t_pd *x, t_gpointer *gp);
+EXTERN void pd_float(t_pd *x, t_float f);
+EXTERN void pd_symbol(t_pd *x, t_symbol *s);
+EXTERN void pd_list(t_pd *x, t_symbol *s, int argc, t_atom *argv);
+EXTERN void pd_anything(t_pd *x, t_symbol *s, int argc, t_atom *argv);
+#define pd_class(x) (*(x))
+
+/* ----------------- pointers ---------------- */
+EXTERN void gpointer_init(t_gpointer *gp);
+EXTERN void gpointer_copy(const t_gpointer *gpfrom, t_gpointer *gpto);
+EXTERN void gpointer_unset(t_gpointer *gp);
+EXTERN int gpointer_check(const t_gpointer *gp, int headok);
+
+/* ----------------- patchable "objects" -------------- */
+EXTERN_STRUCT _inlet;
+#define t_inlet struct _inlet
+EXTERN_STRUCT _outlet;
+#define t_outlet struct _outlet
+
+EXTERN t_inlet *inlet_new(t_object *owner, t_pd *dest, t_symbol *s1,
+ t_symbol *s2);
+EXTERN t_inlet *pointerinlet_new(t_object *owner, t_gpointer *gp);
+EXTERN t_inlet *floatinlet_new(t_object *owner, t_float *fp);
+EXTERN t_inlet *symbolinlet_new(t_object *owner, t_symbol **sp);
+EXTERN void inlet_free(t_inlet *x);
+
+EXTERN t_outlet *outlet_new(t_object *owner, t_symbol *s);
+EXTERN void outlet_bang(t_outlet *x);
+EXTERN void outlet_pointer(t_outlet *x, t_gpointer *gp);
+EXTERN void outlet_float(t_outlet *x, t_float f);
+EXTERN void outlet_symbol(t_outlet *x, t_symbol *s);
+EXTERN void outlet_list(t_outlet *x, t_symbol *s, int argc, t_atom *argv);
+EXTERN void outlet_anything(t_outlet *x, t_symbol *s, int argc, t_atom *argv);
+EXTERN t_symbol *outlet_getsymbol(t_outlet *x);
+EXTERN void outlet_free(t_outlet *x);
+EXTERN t_object *pd_checkobject(t_pd *x);
+
+
+/* -------------------- canvases -------------- */
+
+EXTERN void glob_setfilename(void *dummy, t_symbol *name, t_symbol *dir);
+
+EXTERN void canvas_setargs(int argc, t_atom *argv);
+EXTERN t_atom *canvas_getarg(int which);
+EXTERN t_symbol *canvas_getcurrentdir(void);
+EXTERN t_glist *canvas_getcurrent(void);
+EXTERN void canvas_makefilename(t_glist *c, char *file,
+ char *result,int resultsize);
+EXTERN t_symbol *canvas_getdir(t_glist *x);
+EXTERN int sys_fontwidth(int fontsize);
+EXTERN int sys_fontheight(int fontsize);
+EXTERN void canvas_dataproperties(t_glist *x, t_scalar *sc, t_binbuf *b);
+
+/* ---------------- widget behaviors ---------------------- */
+
+EXTERN_STRUCT _widgetbehavior;
+#define t_widgetbehavior struct _widgetbehavior
+
+EXTERN_STRUCT _parentwidgetbehavior;
+#define t_parentwidgetbehavior struct _parentwidgetbehavior
+EXTERN t_parentwidgetbehavior *pd_getparentwidget(t_pd *x);
+
+/* -------------------- classes -------------- */
+
+#define CLASS_DEFAULT 0 /* flags for new classes below */
+#define CLASS_PD 1
+#define CLASS_GOBJ 2
+#define CLASS_PATCHABLE 3
+#define CLASS_NOINLET 8
+
+#define CLASS_TYPEMASK 3
+
+
+EXTERN t_class *class_new(t_symbol *name, t_newmethod newmethod,
+ t_method freemethod, size_t size, int flags, t_atomtype arg1, ...);
+EXTERN void class_addcreator(t_newmethod newmethod, t_symbol *s,
+ t_atomtype type1, ...);
+EXTERN void class_addmethod(t_class *c, t_method fn, t_symbol *sel,
+ t_atomtype arg1, ...);
+EXTERN void class_addbang(t_class *c, t_method fn);
+EXTERN void class_addpointer(t_class *c, t_method fn);
+EXTERN void class_doaddfloat(t_class *c, t_method fn);
+EXTERN void class_addsymbol(t_class *c, t_method fn);
+EXTERN void class_addlist(t_class *c, t_method fn);
+EXTERN void class_addanything(t_class *c, t_method fn);
+EXTERN void class_sethelpsymbol(t_class *c, t_symbol *s);
+EXTERN void class_setwidget(t_class *c, t_widgetbehavior *w);
+EXTERN void class_setparentwidget(t_class *c, t_parentwidgetbehavior *w);
+EXTERN t_parentwidgetbehavior *class_parentwidget(t_class *c);
+EXTERN char *class_getname(t_class *c);
+EXTERN char *class_gethelpname(t_class *c);
+EXTERN void class_setdrawcommand(t_class *c);
+EXTERN int class_isdrawcommand(t_class *c);
+EXTERN void class_domainsignalin(t_class *c, int onset);
+#define CLASS_MAINSIGNALIN(c, type, field) \
+ class_domainsignalin(c, (char *)(&((type *)0)->field) - (char *)0)
+
+#ifndef PD_CLASS_DEF
+#define class_addbang(x, y) class_addbang((x), (t_method)(y))
+#define class_addpointer(x, y) class_addpointer((x), (t_method)(y))
+#define class_addfloat(x, y) class_doaddfloat((x), (t_method)(y))
+#define class_addsymbol(x, y) class_addsymbol((x), (t_method)(y))
+#define class_addlist(x, y) class_addlist((x), (t_method)(y))
+#define class_addanything(x, y) class_addanything((x), (t_method)(y))
+#endif
+
+/* ------------ printing --------------------------------- */
+EXTERN void post(char *fmt, ...);
+EXTERN void startpost(char *fmt, ...);
+EXTERN void poststring(char *s);
+EXTERN void postfloat(float f);
+EXTERN void postatom(int argc, t_atom *argv);
+EXTERN void endpost(void);
+EXTERN void error(char *fmt, ...);
+EXTERN void bug(char *fmt, ...);
+EXTERN void pd_error(void *object, char *fmt, ...);
+EXTERN void sys_logerror(char *object, char *s);
+EXTERN void sys_unixerror(char *object);
+EXTERN void sys_ouch(void);
+
+#ifdef __linux__
+EXTERN char* sys_get_path( void);
+#endif
+EXTERN void sys_addpath(const char* p);
+
+
+/* ------------ system interface routines ------------------- */
+EXTERN int sys_isreadablefile(const char *name);
+EXTERN void sys_bashfilename(const char *from, char *to);
+EXTERN void sys_unbashfilename(const char *from, char *to);
+EXTERN int open_via_path(const char *name, const char *ext, const char *dir,
+ char *dirresult, char **nameresult, unsigned int size, int bin);
+EXTERN int sys_geteventno(void);
+EXTERN double sys_getrealtime(void);
+
+/* --------------- signals ----------------------------------- */
+
+typedef float t_sample;
+#define MAXLOGSIG 32
+#define MAXSIGSIZE (1 << MAXLOGSIG)
+
+typedef struct _signal
+{
+ int s_n; /* number of points in the array */
+ t_sample *s_vec; /* the array */
+ float s_sr; /* sample rate */
+ int s_refcount; /* number of times used */
+ int s_isborrowed; /* whether we're going to borrow our array */
+ struct _signal *s_borrowedfrom; /* signal to borrow it from */
+ struct _signal *s_nextfree; /* next in freelist */
+ struct _signal *s_nextused; /* next in used list */
+} t_signal;
+
+
+typedef t_int *(*t_perfroutine)(t_int *args);
+
+EXTERN t_int *plus_perform(t_int *args);
+EXTERN t_int *zero_perform(t_int *args);
+EXTERN t_int *copy_perform(t_int *args);
+
+EXTERN void dsp_add_plus(t_sample *in1, t_sample *in2, t_sample *out, int n);
+EXTERN void dsp_add_copy(t_sample *in, t_sample *out, int n);
+EXTERN void dsp_add_scalarcopy(t_sample *in, t_sample *out, int n);
+EXTERN void dsp_add_zero(t_sample *out, int n);
+
+EXTERN int sys_getblksize(void);
+EXTERN float sys_getsr(void);
+EXTERN int sys_get_inchannels(void);
+EXTERN int sys_get_outchannels(void);
+
+EXTERN void dsp_add(t_perfroutine f, int n, ...);
+EXTERN void dsp_addv(t_perfroutine f, int n, t_int *vec);
+EXTERN void pd_fft(float *buf, int npoints, int inverse);
+EXTERN int ilog2(int n);
+
+EXTERN void mayer_fht(float *fz, int n);
+EXTERN void mayer_fft(int n, float *real, float *imag);
+EXTERN void mayer_ifft(int n, float *real, float *imag);
+EXTERN void mayer_realfft(int n, float *real);
+EXTERN void mayer_realifft(int n, float *real);
+
+EXTERN float *cos_table;
+#define LOGCOSTABSIZE 9
+#define COSTABSIZE (1<<LOGCOSTABSIZE)
+
+EXTERN int canvas_suspend_dsp(void);
+EXTERN void canvas_resume_dsp(int oldstate);
+EXTERN void canvas_update_dsp(void);
+
+/* IOhannes { (up/downsampling) */
+typedef struct _resample
+{
+ int method; /* up/downsampling method ID */
+
+ t_int downsample; /* downsampling factor */
+ t_int upsample; /* upsampling factor */
+
+ t_float *s_vec; /* here we hold the resampled data */
+ int s_n;
+
+ t_float *coeffs; /* coefficients for filtering... */
+ int coefsize;
+
+ t_float *buffer; /* buffer for filtering */
+ int bufsize;
+} t_resample;
+
+EXTERN void resample_init(t_resample *x);
+EXTERN void resample_free(t_resample *x);
+
+EXTERN void resample_dsp(t_resample *x, t_sample *in, int insize, t_sample *out, int outsize, int method);
+EXTERN void resamplefrom_dsp(t_resample *x, t_sample *in, int insize, int outsize, int method);
+EXTERN void resampleto_dsp(t_resample *x, t_sample *out, int insize, int outsize, int method);
+/* } IOhannes */
+
+/* ----------------------- utility functions for signals -------------- */
+EXTERN float mtof(float);
+EXTERN float ftom(float);
+EXTERN float rmstodb(float);
+EXTERN float powtodb(float);
+EXTERN float dbtorms(float);
+EXTERN float dbtopow(float);
+
+EXTERN float q8_sqrt(float);
+EXTERN float q8_rsqrt(float);
+#ifndef N32
+EXTERN float qsqrt(float); /* old names kept for extern compatibility */
+EXTERN float qrsqrt(float);
+#endif
+/* --------------------- data --------------------------------- */
+
+ /* graphical arrays */
+EXTERN_STRUCT _garray;
+#define t_garray struct _garray
+
+EXTERN t_class *garray_class;
+EXTERN int garray_getfloatarray(t_garray *x, int *size, t_float **vec);
+EXTERN float garray_get(t_garray *x, t_symbol *s, t_int indx);
+EXTERN void garray_redraw(t_garray *x);
+EXTERN int garray_npoints(t_garray *x);
+EXTERN char *garray_vec(t_garray *x);
+EXTERN void garray_resize(t_garray *x, t_floatarg f);
+EXTERN void garray_usedindsp(t_garray *x);
+EXTERN void garray_setsaveit(t_garray *x, int saveit);
+EXTERN t_class *scalar_class;
+
+EXTERN t_float *value_get(t_symbol *s);
+EXTERN void value_release(t_symbol *s);
+EXTERN int value_getfloat(t_symbol *s, t_float *f);
+EXTERN int value_setfloat(t_symbol *s, t_float f);
+
+/* ------- GUI interface - functions to send strings to TK --------- */
+EXTERN void sys_vgui(char *fmt, ...);
+EXTERN void sys_gui(char *s);
+
+EXTERN void gfxstub_new(t_pd *owner, void *key, const char *cmd);
+EXTERN void gfxstub_deleteforkey(void *key);
+
+/*------------- Max 0.26 compatibility --------------------*/
+
+/* the following reflects the new way classes are laid out, with the class
+ pointing to the messlist and not vice versa. Externs shouldn't feel it. */
+typedef t_class *t_externclass;
+
+EXTERN void c_extern(t_externclass *cls, t_newmethod newroutine,
+ t_method freeroutine, t_symbol *name, size_t size, int tiny, \
+ t_atomtype arg1, ...);
+EXTERN void c_addmess(t_method fn, t_symbol *sel, t_atomtype arg1, ...);
+
+#define t_getbytes getbytes
+#define t_freebytes freebytes
+#define t_resizebytes resizebytes
+#define typedmess pd_typedmess
+#define vmess pd_vmess
+
+/* A definition to help gui objects straddle 0.34-0.35 changes. If this is
+defined, there is a "te_xpix" field in objects, not a "te_xpos" as before: */
+
+#define PD_USE_TE_XPIX
+
+/* a test for NANs and denormals. Shouldn't be necessary on Mac but can't
+test this just now. */
+
+#define PD_BADFLOAT(f) ((((*(unsigned int*)&(f))&0x7f800000)==0) || \
+ (((*(unsigned int*)&(f))&0x7f800000)==0x7f800000))
+
+#if defined(_LANGUAGE_C_PLUS_PLUS) || defined(__cplusplus)
+}
+#endif