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/* 



flext - C++ layer for Max/MSP and pd (pure data) externals



Copyright (c) 2001-2003 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,int bufsz)

{

    GetAString(a,buf,bufsz?bufsz:100000);

}



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;

}