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Diffstat (limited to 'src/any2string.c')
| -rw-r--r-- | src/any2string.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/src/any2string.c b/src/any2string.c new file mode 100644 index 0000000..3bcaa3a --- /dev/null +++ b/src/any2string.c @@ -0,0 +1,210 @@ +/* -*- Mode: C -*- */ +/*=============================================================================*\ + * File: any2string.c + * Author: Bryan Jurish <moocow@ling.uni-potsdam.de> + * Description: convert pd messages to strings + * + * Copyright (c) 2004 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 <m_pd.h> + +/* black magic */ +#ifdef NT +#pragma warning( disable : 4244 ) +#pragma warning( disable : 4305 ) +#endif + +/*-------------------------------------------------------------------- + * DEBUG + *--------------------------------------------------------------------*/ +//#define ANY2STRING_DEBUG 1 + +#ifdef ANY2STRING_DEBUG +# define A2SDEBUG(x) x +#else +# define A2SDEBUG(x) +#endif + +#define ANY2STRING_INITIAL_BUFLEN 32 + + +/*===================================================================== + * Structures and Types: any2string + *=====================================================================*/ +static t_class *any2string_class; + +typedef struct _any2string +{ + t_object x_obj; + int x_alloc; + int x_argc; + t_atom *x_argv; + t_binbuf *x_binbuf; + t_outlet *x_outlet; +} t_any2string; + + +/*===================================================================== + * Constants + *=====================================================================*/ + +/*===================================================================== + * Methods + *=====================================================================*/ + +/*-------------------------------------------------------------------- + * anything + */ +static void any2string_anything(t_any2string *x, t_symbol *sel, int argc, t_atom *argv) +{ + t_atom *a; + char *text, *s; + int len; + + A2SDEBUG(post("-------any2string_anything()---------")); + + /*-- set up binbuf --*/ + A2SDEBUG(post("any2string: binbuf_clear()")); + binbuf_clear(x->x_binbuf); + A2SDEBUG(post("any2string: binbuf_add()")); + binbuf_add(x->x_binbuf, argc, argv); + A2SDEBUG(binbuf_print(x->x_binbuf)); + + A2SDEBUG(post("any2string: binbuf_gettext()")); + binbuf_gettext(x->x_binbuf, &text, &len); + A2SDEBUG(post("any2string: binbuf_gettext() = \"%s\" ; len=%d", text, len)); + text[len] = 0; + + /*-- get string length --*/ + x->x_argc = len+1; + if (sel != &s_float && sel != &s_list && sel != &s_) { + x->x_argc += strlen(sel->s_name); + if (argc > 0) x->x_argc++; + } + A2SDEBUG(post("any2string: argc=%d", x->x_argc)); + + /*-- (re-)allocate --*/ + if (x->x_alloc < x->x_argc) { + A2SDEBUG(post("any2string: reallocate(%d->%d)", x->x_alloc, x->x_argc)); + freebytes(x->x_argv, x->x_alloc * sizeof(t_atom)); + x->x_argv = (t_atom *)getbytes(x->x_argc * sizeof(t_atom)); + x->x_alloc = x->x_argc; + } + + /*-- add selector --*/ + a=x->x_argv; + if (sel != &s_float && sel != &s_list && sel != &s_) { + A2SDEBUG(post("any2string: for {...} //sel")); + for (s=sel->s_name; *s; s++, a++) { + A2SDEBUG(post("any2string: for: SETFLOAT(a,'%c'=%d) //sel", *s, *s)); + SETFLOAT(a,*s); + } + A2SDEBUG(post("any2string: /for {...} //sel")); + + if (argc > 0) { + SETFLOAT(a,' '); + a++; + } + } + + /*-- add binbuf text --*/ + A2SDEBUG(post("any2string: for {...}")); + for (s=text; *s; s++, a++) { + A2SDEBUG(post("any2string: for: //SETFLOAT(a,'%c'=%d)", *s, *s)); + SETFLOAT(a,*s); + } + A2SDEBUG(post("any2string: /for {...}")); + + /*-- add terminating NUL --*/ + SETFLOAT(a,0); + + A2SDEBUG(post("any2string: freebytes()")); + freebytes(text, strlen(text)); + + /* + A2SDEBUG(post("any2string: binbuf_free()")); + binbuf_free(x->x_binbuf); + */ + + A2SDEBUG(post("any2string: outlet_list(..., %d, ...)", x->x_argc)); + outlet_list(x->x_outlet, &s_list, x->x_argc, x->x_argv); +} + + +/*-------------------------------------------------------------------- + * new + */ +static void *any2string_new(void) +{ + t_any2string *x = (t_any2string *)pd_new(any2string_class); + + //-- defaults + x->x_alloc = ANY2STRING_INITIAL_BUFLEN; + x->x_argc = 0; + x->x_argv = (t_atom *)getbytes(x->x_alloc * sizeof(t_atom)); + x->x_binbuf = binbuf_new(); + + //-- outlets + x->x_outlet = outlet_new(&x->x_obj, &s_list); + + return (void *)x; +} + +/*-------------------------------------------------------------------- + * free + */ +static void any2string_free(t_any2string *x) +{ + if (x->x_argv) { + freebytes(x->x_argv, x->x_alloc * sizeof(t_atom)); + x->x_argv = NULL; + } + binbuf_free(x->x_binbuf); + 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, + 0); + + //-- methods + /*class_addmethod(any2string_class, (t_method)any2string_symbol, &s_symbol, + A_DEFSYMBOL, 0); + */ + class_addanything(any2string_class, + (t_method)any2string_anything); + + + //-- help symbol + class_sethelpsymbol(any2string_class, gensym("pdstring-help.pd")); +} |