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/* Copyright (c) 1997-2003 Miller Puckette.
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution.

iemlib2 written by Thomas Musil (c) IEM KUG Graz Austria 2000 - 2003 */

#ifdef NT
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif

#include "m_pd.h"
#include "iemlib.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <math.h>

/* -------------------------- stripfilename ------------------------------ */

static t_class *stripfilename_class;

typedef struct _stripfilename
{
    t_object x_obj;
    int      x_nr_char;
} t_stripfilename;

static void stripfilename_symbol(t_stripfilename *x, t_symbol *s)
{
    if(x->x_nr_char < 0)
    {
        int len = strlen(s->s_name);
        char *str=(char *)getbytes((len+2)*sizeof(char));
	int i=len + x->x_nr_char;

	strcpy(str, s->s_name);
	if(i < 0)
	    i = 0;
	str[i] = 0;
        outlet_symbol(x->x_obj.ob_outlet, gensym(str));
        freebytes(str, (len+2)*sizeof(char));
    }
    else if(x->x_nr_char > 0)
    {
        int len = strlen(s->s_name);
        char *str=(char *)getbytes((len+2)*sizeof(char));
	int i=x->x_nr_char;

	strcpy(str, s->s_name);
	if(i > len)
	    i = len;
        outlet_symbol(x->x_obj.ob_outlet, gensym(str+i));
        freebytes(str, (len+2)*sizeof(char));
    }
    else
	outlet_symbol(x->x_obj.ob_outlet, s);
}

static void stripfilename_set(t_stripfilename *x, t_floatarg nr_char)
{
    x->x_nr_char = (int)nr_char;
}

static void *stripfilename_new(t_floatarg nr_char)
{
    t_stripfilename *x = (t_stripfilename *)pd_new(stripfilename_class);

    stripfilename_set(x, nr_char);
    outlet_new(&x->x_obj, &s_symbol);
    return (x);
}

void stripfilename_setup(void)
{
    stripfilename_class = class_new(gensym("stripfilename"), (t_newmethod)stripfilename_new,
		 0, sizeof(t_stripfilename), 0, A_DEFFLOAT, 0);
    class_addsymbol(stripfilename_class, stripfilename_symbol);
    class_addmethod(stripfilename_class, (t_method)stripfilename_set, gensym("set"), A_FLOAT, 0);
    class_sethelpsymbol(stripfilename_class, gensym("iemhelp/help-stripfilename"));
}