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#ifndef _WIN32
/*
Copyright (C) 2002 Antoine Rousseau
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*#include <m_imp.h>*/
#include "m_pd.h"
#include "g_canvas.h"
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <libgen.h>
#include <string.h>
extern t_canvas *canvas_list; /* list of all root canvases */
extern int canvas_getdollarzero( void);
struct _canvasenvironment
{
t_symbol *ce_dir; /* directory patch lives in */
int ce_argc; /* number of "$" arguments */
t_atom *ce_argv; /* array of "$" arguments */
int ce_dollarzero; /* value of "$0" */
};
typedef struct _absolutepath
{
t_object x_obj;
t_canvas *x_canvas;
int x_dolzero;
int x_realized;
}t_absolutepath;
t_class *absolutepath_class;
void absolutepath_setup(void);
static t_glist *getcanvas(t_glist *can,int d0)
{
t_canvas *retcan=0;
t_gobj *ob;
if((can->gl_env)&&(can->gl_env->ce_dollarzero==d0)){
return can;
}
ob=can->gl_list;
while(ob&&(retcan==0)) {
if (pd_class(&ob->g_pd) == canvas_class)
retcan=getcanvas((t_glist *)ob,d0);
ob=ob->g_next;
}
if((!retcan)&&(can->gl_next)) retcan=getcanvas((t_glist *)can->gl_next,d0);
return retcan;
}
static void absolutepath_symbol(t_absolutepath *x,t_symbol *sym)
{
t_canvas *can=0;
char buf[MAXPDSTRING], *bufptr,
*instr=sym->s_name,
canname[MAXPDSTRING],totaldir[MAXPDSTRING],
*cnamedir,
*candir;
unsigned int n,i=0;
int fd;
if(!x->x_realized) can=(t_canvas*)getcanvas(canvas_list,x->x_dolzero);
if(can) {
x->x_canvas = can;
x->x_realized = 1;
//post("found $0 canvas : %x %d ",x->x_canvas, x->x_canvas->gl_env->ce_dollarzero );
}
if(!instr) return;
candir=canvas_getdir(x->x_canvas)->s_name;
if(!candir) candir="";
//post("input= %s candir= %s glname=%s",instr,candir,x->x_canvas->gl_name->s_name);
strcpy(canname,x->x_canvas->gl_name->s_name);
cnamedir=dirname(canname);
if (strcmp(cnamedir,".")) {
sprintf(totaldir,"%s/%s",candir,cnamedir);
fd=open_via_path(totaldir,instr ,"",buf, &bufptr, MAXPDSTRING, 1);
}
else
fd=open_via_path(candir, instr, "",buf, &bufptr, MAXPDSTRING, 1);
if (fd>=0) {
close(fd);
buf[strlen(buf)]='/';
outlet_symbol(x->x_obj.ob_outlet,gensym(buf));
}
return;
}
static void *absolutepath_new(t_float dolzero)
{
t_absolutepath *x = (t_absolutepath *)pd_new(absolutepath_class);
t_canvas *can=canvas_list;
int d0;
outlet_new(&x->x_obj, 0);
x->x_canvas = canvas_getcurrent();
x->x_dolzero = dolzero;
x->x_realized=dolzero?0:1;
return (void *)x;
}
void absolutepath_setup(void)
{
absolutepath_class = class_new(gensym("absolutepath"),(t_newmethod)absolutepath_new,
0, sizeof(t_absolutepath), 0,A_DEFFLOAT, 0);
class_addsymbol(absolutepath_class, absolutepath_symbol);
}
#endif /* NOT _WIN32 */
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