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Diffstat (limited to 'pdstring+wchar/src/string2any.c')
-rw-r--r-- | pdstring+wchar/src/string2any.c | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/pdstring+wchar/src/string2any.c b/pdstring+wchar/src/string2any.c new file mode 100644 index 0000000..73eaae9 --- /dev/null +++ b/pdstring+wchar/src/string2any.c @@ -0,0 +1,249 @@ +/* -*- Mode: C -*- */ +/*=============================================================================*\ + * File: string2any.c + * Author: Bryan Jurish <moocow@ling.uni-potsdam.de> + * Description: convert strings to pd messages + * + * Copyright (c) 2004-2008 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> +#include "mooPdUtils.h" + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +/* black magic */ +#ifdef NT +#pragma warning( disable : 4244 ) +#pragma warning( disable : 4305 ) +#endif + +/*-------------------------------------------------------------------- + * DEBUG + *--------------------------------------------------------------------*/ +/*#define STRING2ANY_DEBUG 1*/ +/*#undef STRING2ANY_DEBUG*/ + +#ifdef STRING2ANY_DEBUG +# define S2ADEBUG(x) x +#else +# define S2ADEBUG(x) +#endif + +#define STRING2ANY_DEFAULT_BUFLEN 256 + + +/*===================================================================== + * Constants + *=====================================================================*/ +static char *string2any_banner = "string2any: pdstring version " PACKAGE_VERSION " by Bryan Jurish"; + +/*===================================================================== + * Structures and Types: any2string + *=====================================================================*/ + +static t_class *string2any_class; + +typedef struct _string2any +{ + t_object x_obj; + size_t x_size; + t_float x_eos; //-- eos character + char *x_text; + t_binbuf *x_binbuf; + t_inlet *x_eos_in; + t_outlet *x_outlet; + t_outlet *x_outlet_done; +} t_string2any; + + +/*===================================================================== + * Utilities + *=====================================================================*/ + +/*-------------------------------------------------------------------- + * string2any_atoms() + */ +static void string2any_atoms(t_string2any *x, int argc, t_atom *argv) +{ + char *s; + int x_argc, a_argc=0; + t_atom *x_argv; + + /*-- allocate --*/ + if ( ((int)x->x_size) <= (argc+1) ) { + freebytes(x->x_text, x->x_size*sizeof(char)); + x->x_size = argc+1; + x->x_text = (char *)getbytes(x->x_size*sizeof(char)); + } + + /*-- get text --*/ + for (s=x->x_text; argc > 0; argc--, a_argc++, argv++, s++) { + *s = atom_getfloat(argv); + S2ADEBUG(post("string2any[%p]: a_argc=%d,*s=%d", x, a_argc, *s)); + if ((x->x_eos<0 && !*s) || (*s==x->x_eos)) { break; } /*-- hack: look for eos char --*/ + } + *s = 0; + S2ADEBUG(post("string2any[%p]: text: \"%s\", strlen=%d, argc=%d", x, x->x_text, strlen(x->x_text), a_argc)); + + /*-- clear and fill binbuf --*/ + binbuf_clear(x->x_binbuf); + binbuf_text(x->x_binbuf, x->x_text, a_argc); //-- handle NULs if binbuf will (but it won't) ? + S2ADEBUG(post("string2any[%p]: binbuf_print: ", x)); + S2ADEBUG(binbuf_print(x->x_binbuf)); + + /*-- output --*/ + x_argc = binbuf_getnatom(x->x_binbuf); + x_argv = binbuf_getvec(x->x_binbuf); + if (x_argc && x_argv->a_type == A_SYMBOL) { + outlet_anything(x->x_outlet, + x_argv->a_w.w_symbol, + x_argc-1, + x_argv+1); + } + else { + outlet_anything(x->x_outlet, + &s_list, + x_argc, + x_argv); + } +} + + +/*===================================================================== + * Methods + *=====================================================================*/ + +/*-------------------------------------------------------------------- + * anything + */ +static void string2any_anything(t_string2any *x, MOO_UNUSED t_symbol *sel, int argc, t_atom *argv) +{ + int i0=0, i; + + /*-- scan & output --*/ + if (x->x_eos >= 0) { + for (i=i0; i < argc; i++) { + if (((int)atom_getfloatarg(i,argc,argv))==((int)x->x_eos)) { + string2any_atoms(x, i-i0, argv+i0); + i0=i+1; + } + } + } + + if (i0 < argc) { + string2any_atoms(x, argc-i0, argv+i0); + } + + outlet_bang(x->x_outlet_done); +} + + +/*-------------------------------------------------------------------- + * new + */ +static void *string2any_new(MOO_UNUSED t_symbol *sel, int argc, t_atom *argv) +{ + t_string2any *x = (t_string2any *)pd_new(string2any_class); + + //-- defaults + x->x_binbuf = binbuf_new(); + x->x_size = STRING2ANY_DEFAULT_BUFLEN; + x->x_eos = -1; + + //-- args: 0: bufsize + if (argc > 0) { + int initial_bufsize = atom_getintarg(0,argc,argv); + if (initial_bufsize > 0) x->x_size = initial_bufsize; + x->x_eos = -1; //-- backwards-compatibility hack: no default eos character if only bufsize is specified + } + //-- args: 1: separator + if (argc > 1) { + x->x_eos = atom_getfloatarg(1,argc,argv); + } + + //-- allocate + x->x_text = (char *)getbytes(x->x_size*sizeof(char)); + + //-- inlets + x->x_eos_in = floatinlet_new(&x->x_obj, &x->x_eos); + + //-- outlets + x->x_outlet = outlet_new(&x->x_obj, &s_list); + x->x_outlet_done = outlet_new(&x->x_obj, &s_bang); + + //-- debug + S2ADEBUG(post("string2any_new: x=%p, size=%d, eos=%d, binbuf=%p, text=%p", x, x->x_size, x->x_eos, x->x_binbuf, x->x_text)); + + return (void *)x; +} + +/*-------------------------------------------------------------------- + * free + */ +static void string2any_free(t_string2any *x) +{ + if (x->x_text) { + freebytes(x->x_text, x->x_size*sizeof(char)); + x->x_text = NULL; + } + binbuf_free(x->x_binbuf); + inlet_free(x->x_eos_in); + outlet_free(x->x_outlet_done); + outlet_free(x->x_outlet); + return; +} + +/*-------------------------------------------------------------------- + * setup: guts + */ +void string2any_setup_guts(void) +{ + //-- class + string2any_class = class_new(gensym("string2any"), + (t_newmethod)string2any_new, + (t_method)string2any_free, + sizeof(t_string2any), + CLASS_DEFAULT, + A_GIMME, //-- initial_bufsize, eos_char + 0); + + //-- alias + class_addcreator((t_newmethod)string2any_new, gensym("bytes2any"), A_GIMME, 0); + + //-- methods + class_addanything(string2any_class, (t_method)string2any_anything); + + + //-- help symbol + //class_sethelpsymbol(string2any_class, gensym("string2any-help.pd")); //-- breaks pd-extended help lookup +} + +/*-------------------------------------------------------------------- + * setup + */ +void string2any_setup(void) +{ + post(string2any_banner); + string2any_setup_guts(); +} |