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-rw-r--r--src/any2string_static.c246
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diff --git a/src/any2string_static.c b/src/any2string_static.c
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-/* -*- Mode: C -*- */
-/*=============================================================================*\
- * File: any2string_static.c
- * Author: Bryan Jurish <moocow@ling.uni-potsdam.de>
- * Description: convert pd messages to strings (static buffer allocation)
- *
- * Copyright (c) 2004 - 2007 Bryan Jurish.
- *
- * For information on usage and redistribution, and for a DISCLAIMER OF ALL
- * WARRANTIES, see the file "COPYING", in this distribution.
- *
- * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *=============================================================================*/
-
-#include <string.h>
-#include <stdio.h>
-
-#include <m_pd.h>
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-/* black magic */
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
-/*--------------------------------------------------------------------
- * DEBUG
- *--------------------------------------------------------------------*/
-/*#define ANY2STRING_DEBUG 1*/
-/*#undef ANY2STRING_DEBUG*/
-
-#ifdef ANY2STRING_DEBUG
-# define A2SDEBUG(x) x
-#else
-# define A2SDEBUG(x)
-#endif
-
-#define ANY2STRING_DEFAULT_BUFLEN 512
-
-
-/*=====================================================================
- * Structures and Types: any2string
- *=====================================================================*/
-static t_class *any2string_class;
-
-typedef struct _any2string
-{
- t_object x_obj;
- int x_alloc; //-- buffer size (text, x_argv)
- int x_argc; //-- current number of atoms to outlet
- t_atom *x_argv; //-- float-list to outlet
- t_outlet *x_outlet; //-- outlet
-} t_any2string;
-
-
-/*=====================================================================
- * Utilities
- *=====================================================================*/
-
-/*--------------------------------------------------------------------
- * append_string
- */
-static void any2string_append_string(t_any2string *x, char *s, unsigned int maxlen, int doescape)
-{
- char *sp;
- char *ep = s+maxlen;
-
- for (sp=s; *sp && sp<ep && *sp && x->x_argc<x->x_alloc; sp++, x->x_argc++) {
- if (doescape && (*sp==';' || *sp==',' || *sp=='\\'
- || (*sp == '$' && sp<(ep-1) && sp[1] >= '0' && sp[1] <= '9')))
- {
- A2SDEBUG(post("any2string_append_string: ESCAPE: x_argv[%d] = '%c' = %d", x->x_argc, '\\', '\\'));
- x->x_argv[x->x_argc++].a_w.w_float = '\\';
- if (x->x_argc >= x->x_alloc) break;
- }
- A2SDEBUG(post("any2string_append_string: x_argv[%d] = '%c' = %d", x->x_argc, *sp, *sp));
- x->x_argv[x->x_argc].a_w.w_float = *sp;
- }
-}
-
-/*--------------------------------------------------------------------
- * append_atom
- */
-#define ANY2STRING_APPEND_BUFSIZE 30
-static void any2string_append_atom(t_any2string *x, t_atom *a)
-{
- char buf[ANY2STRING_APPEND_BUFSIZE];
- A2SDEBUG(post("~~ any2string_append_atom(%p,...) ~~", x));
-
- if (x->x_argc >= x->x_alloc) { return; }
-
- /*-- stringify a single atom (inspired by atom_string() from m_atom.c) --*/
- switch (a->a_type) {
- case A_SEMI: any2string_append_string(x, ";", 1, 0); break;
- case A_COMMA: any2string_append_string(x, ",", 1, 0); break;
- case A_POINTER: any2string_append_string(x, "(pointer)", 9, 0); break;
- case A_FLOAT:
- snprintf(buf, ANY2STRING_APPEND_BUFSIZE, "%g", a->a_w.w_float);
- any2string_append_string(x, buf, ANY2STRING_APPEND_BUFSIZE, 0);
- break;
- case A_SYMBOL:
- any2string_append_string(x, a->a_w.w_symbol->s_name, strlen(a->a_w.w_symbol->s_name), 1);
- break;
- case A_DOLLAR:
- snprintf(buf, ANY2STRING_APPEND_BUFSIZE, "$%d", a->a_w.w_index);
- any2string_append_string(x, buf, ANY2STRING_APPEND_BUFSIZE, 0);
- break;
- case A_DOLLSYM:
- any2string_append_string(x, a->a_w.w_symbol->s_name, strlen(a->a_w.w_symbol->s_name), 0);
- break;
- default:
- pd_error(x,"any2string_append_atom: unknown atom type '%d'", a->a_type);
- break;
- }
-
- if (x->x_argc < x->x_alloc) {
- A2SDEBUG(post("any2string_append_atom[%p]: x_argv[%d] = '%c' = %d", x, x->x_argc, ' ', ' '));
- x->x_argv[x->x_argc++].a_w.w_float = ' ';
- }
-}
-
-/*=====================================================================
- * Methods
- *=====================================================================*/
-
-/*--------------------------------------------------------------------
- * anything
- */
-static void any2string_anything(t_any2string *x, t_symbol *sel, int argc, t_atom *argv)
-{
- t_atom *argv_end = argv+argc;
- x->x_argc=0;
-
- A2SDEBUG(post("-------any2string_anything(%p,...) ---------", x));
-
- /*-- stringify selector (maybe) --*/
- if (sel != &s_float && sel != &s_list && sel != &s_) {
- t_atom a;
- SETSYMBOL(&a,sel);
- any2string_append_atom(x, &a);
- }
-
- /*-- stringify arg list --*/
- for ( ; argv<argv_end && x->x_argc<x->x_alloc; argv++) {
- any2string_append_atom(x, argv);
- }
-
- /*-- add terminating NUL (if we can) --*/
- A2SDEBUG(post("any2string[%p]: terminating NUL: x_argv[%d]=0", x, x->x_argc-1));
- if (x->x_argc >= x->x_alloc) {
- pd_error(x, "any2string: input length exceeds buffer size!");
- x->x_argc = x->x_alloc;
- x->x_argv[x->x_argc-1].a_w.w_float = '*'; //-- simulate atom_string() behavior
- } else if (x->x_argc > 0) {
- x->x_argv[x->x_argc-1].a_w.w_float = 0;
- }
-
- A2SDEBUG(post("any2string[%p]: outlet_list(..., %d, ...)", x, x->x_argc));
- outlet_list(x->x_outlet, &s_list, x->x_argc, x->x_argv);
-}
-
-
-/*--------------------------------------------------------------------
- * new
- */
-static void *any2string_new(t_floatarg bufsize)
-{
- t_any2string *x = (t_any2string *)pd_new(any2string_class);
- int i;
-
- //-- bufsize
- if (bufsize <= 0) {
- x->x_alloc = ANY2STRING_DEFAULT_BUFLEN;
- } else {
- x->x_alloc = bufsize;
- }
- A2SDEBUG(post("any2string_new: buf_req=%g, alloc=%d", bufsize, x->x_alloc));
-
- //-- defaults
- x->x_argc = 0;
- x->x_argv = (t_atom*)getbytes(x->x_alloc*sizeof(t_atom));
-
- //-- initialize (set a_type)
- for (i=0; i < x->x_alloc; i++) {
- SETFLOAT((x->x_argv+i),0);
- }
-
- //-- outlets
- x->x_outlet = outlet_new(&x->x_obj, &s_list);
- A2SDEBUG(post("any2string_new: x=%p, alloc=%d, argv=%p, nbytes=%d", x, x->x_alloc,x->x_argv,x->x_alloc*sizeof(t_atom)));
- return (void *)x;
-}
-
-/*--------------------------------------------------------------------
- * free
- */
-static void any2string_free(t_any2string *x)
-{
- A2SDEBUG(post("any2string_free(x=%p)", x));
- if (x->x_argv) {
- A2SDEBUG(post("any2string_free(x=%p): x_argv=%p (size=%d)", x, x->x_argv, x->x_alloc*sizeof(t_atom)));
- freebytes(x->x_argv, x->x_alloc*sizeof(t_atom));
- }
- A2SDEBUG(post("any2string_free(x=%p): x_outlet=%p", x, x->x_outlet));
- outlet_free(x->x_outlet);
- return;
-}
-
-/*--------------------------------------------------------------------
- * setup
- */
-void any2string_setup(void)
-{
- //-- class
- any2string_class = class_new(gensym("any2string"),
- (t_newmethod)any2string_new,
- (t_method)any2string_free,
- sizeof(t_any2string),
- CLASS_DEFAULT,
- A_DEFFLOAT,
- 0);
-
- //-- methods
- class_addanything(any2string_class,
- (t_method)any2string_anything);
-
-
- //-- help symbol
- class_sethelpsymbol(any2string_class, gensym("pdstring-help.pd"));
-}
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-16 19:10:14 +0000