From 6fd40fd5265b6941d5114f6b4f82e1c6b6cdbc0d Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Fri, 16 Dec 2005 00:37:47 +0000 Subject: removed bad attempt... arg svn path=/trunk/externals/pdp/; revision=4229 --- guile/pdp_guile.c | 705 ------------------------------------------------------ 1 file changed, 705 deletions(-) delete mode 100644 guile/pdp_guile.c (limited to 'guile/pdp_guile.c') diff --git a/guile/pdp_guile.c b/guile/pdp_guile.c deleted file mode 100644 index 34ca8da..0000000 --- a/guile/pdp_guile.c +++ /dev/null @@ -1,705 +0,0 @@ -/* - * Pure Data Packet module: Guile Interpreter for pd/pdp - * Copyright (c) by Tom Schouten - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - - -#include -#include -#include -#include "pdp.h" -#include "pdp_forth.h" - -#define D if(0) - - - -/* communication stuff */ - -static t_class *guile_class; - -pthread_mutex_t guile_mux; - -t_pdp_list *guile_inlist; -t_pdp_list *guile_outlist; -t_clock *guile_clock; -t_float guile_clock_deltime; - - -/* GUILE GLUE CODE */ - -static scm_t_bits pdp_tag; - -typedef struct _pdp_scm_wrapper -{ - int packet; - SCM update_func; - //char dummy[1000000]; -} t_pdp_scm_wrapper; - - -/* list (comm queue) utility stuff */ - -static void guile_list_send(t_pdp_list *list, t_pdp_symbol *tag, t_pdp_word_type type, t_pdp_word word) -{ - pthread_mutex_lock(&guile_mux); - pdp_list_add_back(list, a_symbol, (t_pdp_word)tag); - pdp_list_add_back(list, type, word); - pthread_mutex_unlock(&guile_mux); -} - -static int guile_list_receive(t_pdp_list *list, t_pdp_symbol **tag, t_pdp_word_type *type, t_pdp_word *word) -{ - int success = 0; - if (pdp_list_size(list)){ - pthread_mutex_lock(&guile_mux); - *tag = pdp_list_pop(list).w_symbol; - *type = list->first->t; - *word = pdp_list_pop(list); - pthread_mutex_unlock(&guile_mux); - success = 1; - } - return success; - -} - -/* pdp list <-> scm list conversion */ - -/* any packets contained in the pdp list are copied ro */ - -static SCM pdp_to_scm (t_pdp_list *l) -{ - SCM pair = SCM_EOL; //temporary pair - SCM thing; //thing to add to the list - t_pdp_list *cl = pdp_list_copy_reverse(l); //make a reverse copy of the list - t_pdp_atom *a; - t_pdp_scm_wrapper *pg; - - for(a=cl->first;a;a=a->next){ - - // convert the atom to a lisp scalar - switch (a->t){ - case a_list: - thing = pdp_to_scm(a->w.w_list); break; - case a_int: - thing = SCM_MAKINUM(a->w.w_int); break; - case a_symbol: - thing = scm_str2symbol(a->w.w_symbol->s_name); break; - case a_float: - thing = scm_make_real (a->w.w_float); break; - case a_packet: - //post("ATTENTION: pdp_to_scm copies packets"); - pg = (t_pdp_scm_wrapper *) scm_must_malloc (sizeof (t_pdp_scm_wrapper), "pdp"); - pg->packet = pdp_packet_copy_ro(a->w.w_packet); - pg->update_func = SCM_BOOL_F; - SCM_NEWSMOB (thing, pdp_tag, pg); - break; - default: - thing = scm_str2symbol("undef"); break; - } - - // add the atom to the list - pair = scm_cons(thing, pair); // add thing - - } - - // - - // return the list - return pair; -} - -/* any packets contained in the list are copied ro */ -static t_pdp_list *scm_to_pdp (SCM pair) -{ - t_pdp_list *l = pdp_list_new(0); - SCM rest = pair; - SCM head; - while (1){ - if (!SCM_CONSP(rest)){ - head = rest; - rest = SCM_EOL; - } - else { - head = SCM_CAR(rest); - rest = SCM_CDR(rest); - } - if (SCM_NULLP(head)) break; - - else if (SCM_CONSP(head)){ - pdp_list_add_back(l, a_list, (t_pdp_word)scm_to_pdp(head)); - } - else if (SCM_SMOB_PREDICATE(pdp_tag, head)){ - t_pdp_scm_wrapper *pg = (t_pdp_scm_wrapper *) SCM_SMOB_DATA (head); - //post("ATTENTION: scm_to_pdp copies packets"); - pdp_list_add_back(l, a_packet, - (t_pdp_word)(pdp_packet_copy_ro(pg->packet))); - } - else if (SCM_INUMP(head)){ - int i = SCM_INUM(head); - pdp_list_add_back(l, a_int, (t_pdp_word)i); - } - else if (SCM_REALP(head)){ - float f = (float)SCM_REAL_VALUE(head); - pdp_list_add_back(l, a_float, (t_pdp_word)f); - } - else if (SCM_SYMBOLP(head)){ - pdp_list_add_back(l, a_symbol, - (t_pdp_word)pdp_gensym(SCM_SYMBOL_CHARS(head))); - } - else { - pdp_list_add_back(l, a_undef, (t_pdp_word)0); - } - } - return l; -} - - - - -/* smob callbacks */ - -static SCM mark_pdp (SCM pdp_smob) -{ - /* Mark the image's name and update function. */ - t_pdp_scm_wrapper *pg = (t_pdp_scm_wrapper *) SCM_SMOB_DATA (pdp_smob); - scm_gc_mark (pg->update_func); - D post("mark_pdp called"); - return SCM_BOOL_F; -} - -static size_t free_pdp (SCM pdp_smob) -{ - t_pdp_scm_wrapper *pg = (t_pdp_scm_wrapper *) SCM_SMOB_DATA (pdp_smob); - pdp_packet_mark_unused(pg->packet); - scm_must_free(pg); - D post("free_pdp called"); - return sizeof(t_pdp_scm_wrapper); -} - - -static int -print_pdp (SCM pdp_smob, SCM port, scm_print_state *pstate) -{ - t_pdp_scm_wrapper *pg = (t_pdp_scm_wrapper *) SCM_SMOB_DATA (pdp_smob); - char tmp[1000]; - t_pdp *h = pdp_packet_header(pg->packet); - tmp[999] = 0; - snprintf(tmp, 999, "#", pg->packet, - h && h->desc ? h->desc->s_name : "unknown"); - scm_puts(tmp, port); - D post ("print_pdp called"); - return 1; -} - - -/* extension functions */ - - -static SCM -forth_pdp (SCM stack, SCM program) -{ - t_pdp_word_error e; - t_pdp_list *s = scm_to_pdp (stack); - t_pdp_list *p = scm_to_pdp (program); - e = pdp_forth_execute_def(s, p); - stack = pdp_to_scm(s); - - if (e){ - post("ERROR: program evaluation aborted with error %d.", e); - } - pdp_tree_strip_packets(s); - pdp_tree_strip_packets(p); - - return stack; - -} - -static SCM -define_forth_word_pdp (SCM word, SCM in, SCM out, SCM program) -{ - t_pdp_word_error e; - t_pdp_list *p; - t_pdp_symbol *s; - SCM_ASSERT (SCM_SYMBOLP(word), word, SCM_ARG1, "define-forth-word"); - SCM_ASSERT (SCM_INUMP(in), word, SCM_ARG2, "define-forth-word"); - SCM_ASSERT (SCM_INUMP(out), word, SCM_ARG3, "define-forth-word"); - p = scm_to_pdp (program); - s = pdp_gensym(SCM_SYMBOL_CHARS(word)); - pdp_forthdict_add_word(s, p, SCM_INUM(in), SCM_INUM(out), -1, 0); - - return SCM_UNSPECIFIED; - -} - - -static SCM -unmark_pdp (SCM pdp_smob) -{ - t_pdp_scm_wrapper *pg; - SCM_ASSERT (SCM_SMOB_PREDICATE (pdp_tag, pdp_smob), - pdp_smob, SCM_ARG1, "mark-unused"); - pg = (t_pdp_scm_wrapper *) SCM_SMOB_DATA (pdp_smob); - pdp_packet_mark_unused(pg->packet); - pg->packet = -1; - return SCM_UNSPECIFIED; -} - - - - -static SCM -is_writable_pdp (SCM pdp_smob) -{ - t_pdp_scm_wrapper *pg; - SCM_ASSERT (SCM_SMOB_PREDICATE (pdp_tag, pdp_smob), - pdp_smob, SCM_ARG1, "writable?"); - pg = (t_pdp_scm_wrapper *) SCM_SMOB_DATA (pdp_smob); - if (pdp_packet_writable(pg->packet)) return SCM_BOOL_T; - else return SCM_BOOL_F; - return SCM_UNSPECIFIED; -} - -static SCM -make_pdp (SCM type) -{ - int p; - t_pdp_scm_wrapper *pg; - char *t; - - /* construct with type */ - if (SCM_SYMBOLP(type)){ - t = SCM_SYMBOL_CHARS(type); - p = pdp_factory_newpacket(pdp_gensym(t)); - } - /* copy construct from packet id */ - else if (SCM_INUMP(type)){ - int i = SCM_INUM(type); - p = pdp_packet_copy_ro(i); - } - else { - SCM_ASSERT (0, type, SCM_ARG1, "make-pdp"); - } - - /* check if valid packet */ - SCM_ASSERT (p != -1, type, SCM_ARG1, "make-pdp"); - - /* build smob */ - pg = (t_pdp_scm_wrapper *) scm_must_malloc (sizeof (t_pdp_scm_wrapper), "pdp"); - pg->packet = p; - pg->update_func = SCM_BOOL_F; - SCM_RETURN_NEWSMOB (pdp_tag, pg); -} - -static SCM -_in (void) -{ - - t_pdp_scm_wrapper *pg; - t_pdp_word w; - t_pdp_symbol *stag; - t_pdp_word_type type = a_undef; - int skip = 1; - - SCM tag; - SCM thing; - SCM pair; - - D post("receiving pdp packet"); - - if (!guile_list_receive(guile_inlist, &stag, &type, &w)) goto exit; - tag = scm_str2symbol(stag->s_name); - - switch(type){ - case a_packet: - pg = (t_pdp_scm_wrapper *) scm_must_malloc (sizeof (t_pdp_scm_wrapper), "pdp"); - pg->packet = w.w_packet; - pg->update_func = SCM_BOOL_F; - SCM_NEWSMOB (thing, pdp_tag, pg); - break; - case a_symbol: - thing = scm_str2symbol(w.w_symbol->s_name); - break; - case a_float: - thing = scm_make_real (w.w_float); - break; - - default: - goto exit; - - } - pair = scm_cons2(tag, thing, SCM_EOL); - return pair; - - - exit: - return SCM_BOOL_F; -} - -static SCM -_out (SCM tag, SCM thing) -{ - t_pdp_symbol *stag; - SCM_ASSERT (SCM_SYMBOLP (tag), tag, SCM_ARG1, "out"); - stag = pdp_gensym(SCM_SYMBOL_CHARS(tag)); - - if (SCM_SMOB_PREDICATE(pdp_tag, thing)){ - t_pdp_scm_wrapper *pg = (t_pdp_scm_wrapper *) SCM_SMOB_DATA (thing); - guile_list_send(guile_outlist, stag, a_packet, - (t_pdp_word)(pdp_packet_copy_ro(pg->packet))); - } - else if (SCM_INUMP(thing)){ - int i = SCM_INUM(thing); - guile_list_send(guile_outlist, stag, a_int, (t_pdp_word)i); - } - else if (SCM_REALP(thing)){ - float f = (float)SCM_REAL_VALUE(thing); - guile_list_send(guile_outlist, stag, a_float, (t_pdp_word)f); - } - else if (SCM_SYMBOLP(thing)){ - char *s = SCM_SYMBOL_CHARS(thing); - guile_list_send(guile_outlist, stag, a_symbol, (t_pdp_word)(pdp_gensym(s))); - } - else if (SCM_CONSP(thing)){ - t_pdp_list *l = scm_to_pdp(thing); - guile_list_send(guile_outlist, stag, a_list, (t_pdp_word)l); - } - else{ - SCM_ASSERT (0, thing, SCM_ARG2, "out"); - } - - return SCM_BOOL_T; - -} - - -static SCM -test_pdp (SCM thing) -{ - if (SCM_SMOB_PREDICATE(pdp_tag, thing)) return SCM_BOOL_T; - else return SCM_BOOL_F; -} -static SCM -printdebugforthword_pdp (SCM thing) -{ - t_pdp_symbol *s; - t_pdp_atom *a; - SCM_ASSERT (SCM_SYMBOLP(thing), thing, SCM_ARG1, "pdp-debug-forth-word"); - s = pdp_gensym(SCM_SYMBOL_CHARS(thing)); - - pdp_forth_word_print_debug(s); - - return SCM_UNSPECIFIED; - -} - -static SCM -printdebug_pdp (SCM thing) -{ - if (SCM_INUMP(thing)){ - int p = SCM_INUM(thing); - pdp_packet_print_debug(p); - return SCM_UNSPECIFIED; - } - - SCM_ASSERT (SCM_SMOB_PREDICATE(pdp_tag, thing), thing, SCM_ARG1, "pdp-debug-packet"); - pdp_packet_print_debug(((t_pdp_scm_wrapper *) SCM_SMOB_DATA (thing))->packet); - return SCM_UNSPECIFIED; - -} -/* the inner main function. when this is called, guile - is initialized. when this function returns, exit(0) - is called. */ -static void guile_inner_main(void *closure, int argv, char **argc) -{ - /* initialize data types and functions */ - pdp_tag = scm_make_smob_type ("pdp", sizeof(t_pdp_scm_wrapper)); - scm_set_smob_free (pdp_tag, free_pdp); - scm_set_smob_print (pdp_tag, print_pdp); - scm_set_smob_mark (pdp_tag, mark_pdp); - - /* pdp stuff */ - scm_c_define_gsubr ("make-pdp", 1, 0, 0, make_pdp); - scm_c_define_gsubr ("writable?", 1, 0, 0, is_writable_pdp); - scm_c_define_gsubr ("pdp?", 1, 0, 0, test_pdp); - - /* communication */ - scm_c_define_gsubr ("in", 0, 0, 0, _in); - scm_c_define_gsubr ("out", 2, 0, 0, _out); - - /* pdp forth link */ - scm_c_define_gsubr ("forth", 2, 0, 0, forth_pdp); - scm_c_define_gsubr ("define-forth-word", 4, 0, 0, define_forth_word_pdp); - - /* debug methods */ - scm_c_define_gsubr ("mark-unused", 1, 0, 0, unmark_pdp); - scm_c_define_gsubr ("pdp-debug-packet", 1, 0, 0, printdebug_pdp); - scm_c_define_gsubr ("pdp-debug-forth-word", 1, 0, 0, printdebugforthword_pdp); - - /* start the shell */ - scm_c_eval_string("(set! scm-repl-prompt \"pdp> \")"); - - //scm_c_eval_string("(load \"/home/tom/.guile\")"); - //while(1) { - //post("read evaluate print loop"); - //scm_c_eval_string("(display scm-repl-prompt)(display (eval (read) (current-module)))(newline)"); - //} - - scm_shell(0,0); -} - - -/* the outer main function for booting the guile system - this is a separate thread */ -static void *guile_main(void *x) -{ - scm_boot_guile(0,0,guile_inner_main,0); - return 0; -} - - -/* start the thread that boots the guile system */ -static void guile_boot_in_thread(void) -{ - pthread_t thread; - pthread_attr_t attr; - - pthread_attr_init(&attr); - pthread_attr_setschedpolicy(&attr, SCHED_OTHER); - pthread_create(&thread, &attr, guile_main, 0); - -} - - -/* some restrictions on the pdp -> pd list conversion: - - - due to the nature of the pdp protocol in pd (3 phase) - a packet can not appear in a pd list. it will be sent out - as a pdp packet to the receiver corresponding to the tag. - the legal way to send a packet from guile is (out 'tag packet) - - - pd lists cannot be recursive, so pdp trees will need to be - flattened first. -*/ - -/* this sends a (flat pdp list) to a pd receiver - the list cannot contain pdp packets */ -static void pd_pdplist(void *thing, t_symbol *tag, t_pdp_list *l, int elements){ - t_atom pd_atom[elements]; - int i; - t_pdp_atom *a = l->first; - for (i=0; inext){ - switch(a->t){ - case a_float: - SETFLOAT(pd_atom+i, a->w.w_float); break; - case a_int: - SETFLOAT(pd_atom+i, (float)a->w.w_int); break; - case a_pointer: - SETPOINTER(pd_atom+i, a->w.w_pointer); break; - case a_symbol: - SETSYMBOL(pd_atom+i, gensym(a->w.w_symbol->s_name)); break; - case a_packet: - post("ERROR: can't put packet %d inside a pd list (not a pd atom)", - a->w.w_packet); - SETSYMBOL(pd_atom+i, gensym("deadpacket")); break; - case a_list: - post("ERROR: can't put a list inside a pd list (not a pd atom):"); - pdp_list_print(a->w.w_list); - SETSYMBOL(pd_atom+i, gensym("deadlist")); break; - default: - SETSYMBOL(pd_atom+i, gensym("undef")); break; - - } - } - typedmess(thing, tag, elements, pd_atom); - - - pdp_tree_strip_packets(l); - pdp_tree_free(l); -} - - - -static void guile_callback(void *dummy) -{ - int skip = 1; - t_pdp_symbol *s = 0; - t_pdp_word_type type = a_undef; - t_pdp_word w; - t_atom atom[3]; - void *thing; - - t_symbol *tag_sym; - - if (!guile_list_receive(guile_outlist, &s, &type, &w)) goto exit; - - tag_sym = gensym(s->s_name); - thing = tag_sym->s_thing; - - //post("got something from guile"); - - if (!thing) goto exit; - - - - /* send to outlet */ - switch(type){ - case a_packet: - SETFLOAT(atom+1, (float)w.w_packet); - SETSYMBOL(atom+0, pdp_sym_rro()); - typedmess(thing, pdp_sym_pdp(), 2, atom); - SETSYMBOL(atom+0, pdp_sym_rrw()); - typedmess(thing, pdp_sym_pdp(), 2, atom); - SETSYMBOL(atom+0, pdp_sym_prc()); - typedmess(thing, pdp_sym_pdp(), 2, atom); - pdp_packet_mark_unused(w.w_packet); - break; - - case a_float: - pd_float(thing, w.w_float); - break; - - case a_int: - pd_float(thing, (float)w.w_int); - break; - - case a_symbol: - pd_symbol(thing, gensym(w.w_symbol->s_name)); - break; - - case a_list:{ - int elements = w.w_list->elements; - t_symbol *tag; - - if (elements){ - /* if first element is a symbol, we use it to tag the list */ - if (w.w_list->first->t == a_symbol){ - tag = gensym(w.w_list->first->w.w_symbol->s_name); - elements--; - pdp_list_pop(w.w_list); - pd_pdplist(thing, tag, w.w_list, elements); - } - /* else tag it as "list" */ - else { - pd_pdplist(thing, gensym("list"), w.w_list, elements); - - } - } - else{ //an empty list is a bang - pd_bang(thing); - } - break; - } - - default: - break; - } - - exit: - clock_delay(guile_clock, guile_clock_deltime); -} - - - -/* PD INTERFACE OBJECT */ - -t_class *scheme_send_class; - -typedef struct _scheme_send -{ - t_object x_obj; - t_outlet *x_outlet; - t_pdp_symbol *x_tag; -} t_scheme_send; - - -static void *scheme_send_new(t_symbol *s) -{ - t_scheme_send *x = 0; - x = (t_scheme_send *)pd_new(scheme_send_class); - - x->x_tag = (s == gensym("")) ? - x->x_tag = pdp_gensym("dummy") : pdp_gensym(s->s_name); - - return (void*)x; -} - -static void scheme_send_anything(t_scheme_send *x, t_symbol *s, int argc, t_atom *argv) -{ - void *thing = 0; - - if (s == &s_float && argc == 1 && argv[0].a_type == A_FLOAT){ - guile_list_send(guile_inlist, x->x_tag, a_float, - (t_pdp_word)argv[1].a_w.w_float); - } - - else if (s == &s_symbol && argc == 1 && argv[0].a_type == A_SYMBOL){ - guile_list_send(guile_inlist, x->x_tag, a_symbol, - (t_pdp_word)pdp_gensym(argv[0].a_w.w_symbol->s_name)); - } - - else if (argc == 0){ - guile_list_send(guile_inlist, x->x_tag, a_symbol, - (t_pdp_word)pdp_gensym(s->s_name)); - } - - else if (s == gensym("pdp") - && argc == 2 - && argv[0].a_type == A_SYMBOL - && argv[0].a_w.w_symbol == gensym("register_ro") - && argv[1].a_type == A_FLOAT){ - - guile_list_send(guile_inlist, x->x_tag, a_packet, - (t_pdp_word)pdp_packet_copy_ro((int)argv[1].a_w.w_float)); - } - -} - - - - -static void scheme_send_free(t_scheme_send *x) -{ -} - -void pdp_guile_setup(void) -{ - - post("PDP: scheme extension"); - - /* setup guile interpreter */ - guile_boot_in_thread(); - - /* setup communication stuff */ - guile_inlist = pdp_list_new(0); - guile_outlist = pdp_list_new(0); - - pthread_mutex_init(&guile_mux, NULL); - guile_clock_deltime = 1.0f; - guile_clock = clock_new(0, (t_method)guile_callback); - clock_delay(guile_clock, guile_clock_deltime); - - - - /* create interface class */ - scheme_send_class = class_new(gensym("ss"), (t_newmethod)scheme_send_new, - (t_method)scheme_send_free, sizeof(t_scheme_send), 0, A_DEFSYMBOL, A_NULL); - - class_addanything(scheme_send_class, scheme_send_anything); -} - -- cgit v1.2.1