1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
/******************************************************
*
* zexy - implementation file
*
* copyleft (c) IOhannes m zmölnig
*
* 1999:forum::für::umläute:2004
*
* institute of electronic music and acoustics (iem)
*
******************************************************
*
* license: GNU General Public License v.2
*
******************************************************/
#include "zexy.h"
#include <stdlib.h>
#include <string.h>
#ifndef NT
# define STATIC_INLINE static
#endif
/*
* symbol2list: convert a symbol into a list (with given delimiters)
*/
/* ------------------------- symbol2list ------------------------------- */
static t_class *symbol2list_class;
typedef struct _symbol2list
{
t_object x_obj;
t_symbol *s, *delimiter;
t_atom *argv;
int argc, argnum; /* "argnum" is the number of reserved atoms (might be >argc) */
} t_symbol2list;
static void symbol2list_delimiter(t_symbol2list *x, t_symbol *s){
x->delimiter = s;
}
STATIC_INLINE void string2atom(t_atom *ap, char* cp, int clen){
char *buffer=getbytes(sizeof(char)*(clen+1));
char *endptr[1];
t_float ftest;
strncpy(buffer, cp, clen);
buffer[clen]=0;
// post("converting buffer '%s' %d", buffer, clen);
ftest=strtod(buffer, endptr);
if (*endptr == buffer){
/* strtof() failed, we have a symbol */
SETSYMBOL(ap, gensym(buffer));
} else {
/* it is a number. */
SETFLOAT(ap,ftest);
}
freebytes(buffer, sizeof(char)*(clen+1));
}
static void symbol2list_process(t_symbol2list *x)
{
char *cc;
char *deli;
int dell;
char *cp, *d;
int i=1;
if (x->s==NULL){
x->argc=0;
return;
}
cc=x->s->s_name;
cp=cc;
if (x->delimiter==NULL || x->delimiter==&s_){
i=strlen(cc);
if(x->argnum<i){
freebytes(x->argv, x->argnum*sizeof(t_atom));
x->argnum=i+10;
x->argv=getbytes(x->argnum*sizeof(t_atom));
}
x->argc=i;
while(i--)string2atom(x->argv+i, cc+i, 1);
return;
}
deli=x->delimiter->s_name;
dell=strlen(deli);
/* get the number of tokens */
while((d=strstr(cp, deli))){
if (d!=NULL && d!=cp){
i++;
}
cp=d+dell;
}
/* resize the list-buffer if necessary */
if(x->argnum<i){
freebytes(x->argv, x->argnum*sizeof(t_atom));
x->argnum=i+10;
x->argv=getbytes(x->argnum*sizeof(t_atom));
}
x->argc=i;
/* parse the tokens into the list-buffer */
i=0;
/* find the first token */
cp=cc;
while(cp==(d=strstr(cp,deli))){cp+=dell;}
while((d=strstr(cp, deli))){
if(d!=cp){
string2atom(x->argv+i, cp, d-cp);
i++;
}
cp=d+dell;
}
if(cp)string2atom(x->argv+i, cp, strlen(cp));
}
static void symbol2list_bang(t_symbol2list *x){
symbol2list_process(x);
if(x->argc)outlet_list(x->x_obj.ob_outlet, 0, x->argc, x->argv);
}
static void symbol2list_symbol(t_symbol2list *x, t_symbol *s){
x->s = s;
symbol2list_bang(x);
}
static void *symbol2list_new(t_symbol *s, int argc, t_atom *argv)
{
t_symbol2list *x = (t_symbol2list *)pd_new(symbol2list_class);
outlet_new(&x->x_obj, 0);
inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("symbol"), gensym(""));
x->argc=0;
x->argnum=16;
x->argv=getbytes(x->argnum*sizeof(t_atom));
symbol2list_delimiter(x, (argc)?atom_getsymbol(argv):gensym(" "));
return (x);
}
static void symbol2list_free(t_symbol2list *x)
{
}
void symbol2list_setup(void)
{
symbol2list_class = class_new(gensym("symbol2list"), (t_newmethod)symbol2list_new,
(t_method)symbol2list_free, sizeof(t_symbol2list), 0, A_GIMME, 0);
class_addcreator((t_newmethod)symbol2list_new, gensym("s2l"), A_GIMME, 0);
class_addsymbol (symbol2list_class, symbol2list_symbol);
class_addbang (symbol2list_class, symbol2list_bang);
class_addmethod (symbol2list_class, (t_method)symbol2list_delimiter, gensym(""), A_SYMBOL, 0);
class_sethelpsymbol(symbol2list_class, gensym("zexy/symbol2list"));
zexy_register("symbol2list");
}
void s2l_setup(void)
{
symbol2list_setup();
}
void z_symbol2list_setup(void)
{
symbol2list_setup();
}
|
