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
|
/*
flext - C++ layer for Max/MSP and pd (pure data) externals
Copyright (c) 2001,2002 Thomas Grill (xovo@gmx.net)
For information on usage and redistribution, and for a DISCLAIMER OF ALL
WARRANTIES, see the file, "license.txt," in this distribution.
*/
/*! \file flatom_pr.cpp
\brief Definitions for printing and scanning the t_atom type.
*/
#include "flext.h"
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#ifdef __MWERKS__
#define STD std
#else
#define STD
#endif
void flext::PrintAtom(const t_atom &a,char *buf)
{
switch(a.a_type) {
case A_NULL:
break;
case A_FLOAT:
#if FLEXT_SYS == FLEXT_SYS_PD
if(a.a_w.w_float == (int)a.a_w.w_float)
STD::sprintf(buf,"%i",(int)GetFloat(a));
else
#endif
STD::sprintf(buf,"%f",GetFloat(a));
break;
#if FLEXT_SYS == FLEXT_SYS_MAX
case A_LONG:
STD::sprintf(buf,"%i",GetInt(a));
break;
#endif
#if FLEXT_SYS == FLEXT_SYS_PD
case A_POINTER:
STD::sprintf(buf,"%x",GetPointer(a));
break;
#endif
case A_SYMBOL:
strcpy(buf,GetString(a));
break;
#ifdef FLEXT_DEBUG
default:
ERRINTERNAL();
#endif
}
}
bool flext::ScanAtom(t_atom &a,const char *buf)
{
// skip whitespace
while(*buf && isspace(*buf)) ++buf;
if(!*buf) return false;
char tmp[1024];
strcpy(tmp,buf);
char *c = tmp;
// check for word type (s = 0,1,2 ... int,float,symbol)
int s = 0;
for(; *c && !isspace(*c); ++c) {
if(!isdigit(*c))
s = (*c != '.' || s == 1)?2:1;
}
switch(s) {
case 0: // integer
#if FLEXT_SYS == FLEXT_SYS_MAX
SetInt(a,atol(tmp));
break;
#endif
case 1: // float
SetFloat(a,(float)atof(tmp));
break;
default: { // anything else is a symbol
char t = *c; *c = 0;
SetString(a,tmp);
*c = t;
break;
}
}
return true;
}
|
