Cut the files in half and it might work better (note to self: check your tree is really clean before patching)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21070 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 0 insertions, 722 deletions

diff --git a/apps/plugins/pdbox/PDa/src/g_readwrite.c b/apps/plugins/pdbox/PDa/src/g_readwrite.c
index a25b60c..55759db 100644
--- a/apps/plugins/pdbox/PDa/src/g_readwrite.c
+++ b/apps/plugins/pdbox/PDa/src/g_readwrite.c
@@ -721,726 +721,4 @@ void g_readwrite_setup(void)
     class_addmethod(canvas_class, (t_method)canvas_menusaveas,
     	gensym("menusaveas"), 0);
 }
-/* Copyright (c) 1997-2002 Miller Puckette and others.
-* For information on usage and redistribution, and for a DISCLAIMER OF ALL
-* WARRANTIES, see the file, "LICENSE.txt," in this distribution.  */
-
-/* this file reads and writes the "data" portions of a canvas to a file.
-See also canvas_saveto(), etc., in g_editor.c.  The data portion is a
-collection of "scalar" objects.  Routines here can save collections of
-scalars into a file and reload them; also, support is included here for
-*/
-
-#include <stdlib.h>
-#include <stdio.h>
-#include "m_pd.h"
-#include "g_canvas.h"
-#include <string.h>
-
-    /* the following routines read "scalars" from a file into a canvas. */
-
-static int canvas_scanbinbuf(int natoms, t_atom *vec, int *p_indexout,
-    int *p_next)
-{
-    int i, j;
-    int indexwas = *p_next;
-    *p_indexout = indexwas;
-    if (indexwas >= natoms)
-    	return (0);
-    for (i = indexwas; i < natoms && vec[i].a_type != A_SEMI; i++)
-    	;
-    if (i >= natoms)
-    	*p_next = i;
-    else *p_next = i + 1;
-    return (i - indexwas);
-}
-
-int glist_readscalar(t_glist *x, int natoms, t_atom *vec,
-    int *p_nextmsg, int selectit);
-
-static void canvas_readerror(int natoms, t_atom *vec, int message, 
-    int nline, char *s)
-{
-    error(s);
-    startpost("line was:");
-    postatom(nline, vec + message);
-    endpost();
-}
-
-    /* fill in the contents of the scalar into the vector w. */
-
-static void glist_readatoms(t_glist *x, int natoms, t_atom *vec,
-    int *p_nextmsg, t_symbol *templatesym, t_word *w, int argc, t_atom *argv)
-{
-    int message, nline, n, i;
-
-    t_template *template = template_findbyname(templatesym);
-    if (!template)
-    {
-	error("%s: no such template", templatesym->s_name);
-	*p_nextmsg = natoms;
-	return;
-    }
-    word_restore(w, template, argc, argv);
-    n = template->t_n;
-    for (i = 0; i < n; i++)
-    {
-    	if (template->t_vec[i].ds_type == DT_ARRAY)
-	{
-	    int j;
-	    t_array *a = w[i].w_array;
-	    int elemsize = a->a_elemsize, nitems = 0;
-	    t_symbol *arraytemplatesym = template->t_vec[i].ds_arraytemplate;
-	    t_template *arraytemplate =
-	    	template_findbyname(arraytemplatesym);
-	    if (!arraytemplate)
-	    {
-	    	error("%s: no such template", arraytemplatesym->s_name);
-	    }
-	    else while (1)
-	    {
-		t_word *element;
-		int nline = canvas_scanbinbuf(natoms, vec, &message, p_nextmsg);
-		    /* empty line terminates array */
-		if (!nline)
-		    break;
-		array_resize(a, arraytemplate, nitems + 1);
-		element = (t_word *)(((char *)a->a_vec) +
-		    nitems * elemsize);
-		glist_readatoms(x, natoms, vec, p_nextmsg, arraytemplatesym,
-		    element, nline, vec + message);
-		nitems++;
-	    }
-	}
-	else if (template->t_vec[i].ds_type == DT_LIST)
-	{
-	    while (1)
-	    {
-	    	if (!glist_readscalar(w->w_list, natoms, vec,
-		    p_nextmsg, 0))
-		    	break;
-    	    }
-    	}
-    }
-}
-
-int glist_readscalar(t_glist *x, int natoms, t_atom *vec,
-    int *p_nextmsg, int selectit)
-{
-    int message, i, j, nline;
-    t_template *template;
-    t_symbol *templatesym;
-    t_scalar *sc;
-    int nextmsg = *p_nextmsg;
-    int wasvis = glist_isvisible(x);
-
-    if (nextmsg >= natoms || vec[nextmsg].a_type != A_SYMBOL)
-    {
-    	if (nextmsg < natoms)
-	    post("stopping early: type %d", vec[nextmsg].a_type);
-    	*p_nextmsg = natoms;
-    	return (0);
-    }
-    templatesym = canvas_makebindsym(vec[nextmsg].a_w.w_symbol);
-    *p_nextmsg = nextmsg + 1;
-    
-    if (!(template = template_findbyname(templatesym)))
-    {
-	error("canvas_read: %s: no such template", templatesym->s_name);
-	*p_nextmsg = natoms;
-	return (0);
-    }
-    sc = scalar_new(x, templatesym);
-    if (!sc)
-    {
-	error("couldn't create scalar \"%s\"", templatesym->s_name);
-	*p_nextmsg = natoms;
-	return (0);
-    }
-    if (wasvis)
-    {
-    	    /* temporarily lie about vis flag while this is built */
-    	glist_getcanvas(x)->gl_mapped = 0;
-    }
-    glist_add(x, &sc->sc_gobj);
-    
-    nline = canvas_scanbinbuf(natoms, vec, &message, p_nextmsg);
-    glist_readatoms(x, natoms, vec, p_nextmsg, templatesym, sc->sc_vec, 
-    	nline, vec + message);
-    if (wasvis)
-    {
-    	    /* reset vis flag as before */
-    	glist_getcanvas(x)->gl_mapped = 1;
-	gobj_vis(&sc->sc_gobj, x, 1);
-    }
-    if (selectit)
-    {
-    	glist_select(x, &sc->sc_gobj);
-    }
-    return (1);
-}
-
-void glist_readfrombinbuf(t_glist *x, t_binbuf *b, char *filename, int selectem)
-{
-    t_canvas *canvas = glist_getcanvas(x);
-    int cr = 0, natoms, nline, message, nextmsg = 0, i, j, nitems;
-    t_atom *vec;
-    t_gobj *gobj;
-
-    natoms = binbuf_getnatom(b);
-    vec = binbuf_getvec(b);
-
-    
-    	    /* check for file type */
-    nline = canvas_scanbinbuf(natoms, vec, &message, &nextmsg);
-    if (nline != 1 && vec[message].a_type != A_SYMBOL &&
-    	strcmp(vec[message].a_w.w_symbol->s_name, "data"))
-    {
-    	pd_error(x, "%s: file apparently of wrong type", filename);
-	binbuf_free(b);
-	return;
-    }
-    	/* read in templates and check for consistency */
-    while (1)
-    {
-    	t_template *newtemplate, *existtemplate;
-	t_symbol *templatesym;
-	t_atom *templateargs = getbytes(0);
-	int ntemplateargs = 0, newnargs;
-    	nline = canvas_scanbinbuf(natoms, vec, &message, &nextmsg);
-	if (nline < 2)
-	    break;
-	else if (nline > 2)
-	    canvas_readerror(natoms, vec, message, nline,
-	    	"extra items ignored");
-	else if (vec[message].a_type != A_SYMBOL ||
-	    strcmp(vec[message].a_w.w_symbol->s_name, "template") ||
-	    vec[message + 1].a_type != A_SYMBOL)
-    	{
-	    canvas_readerror(natoms, vec, message, nline,
-	    	"bad template header");
-	    continue;
-	}
-	templatesym = canvas_makebindsym(vec[message + 1].a_w.w_symbol);
-	while (1)
-	{
-    	    nline = canvas_scanbinbuf(natoms, vec, &message, &nextmsg);
-	    if (nline != 2 && nline != 3)
-		break;
-	    newnargs = ntemplateargs + nline;
-	    templateargs = (t_atom *)t_resizebytes(templateargs,
-	    	sizeof(*templateargs) * ntemplateargs,
-		sizeof(*templateargs) * newnargs);
-	    templateargs[ntemplateargs] = vec[message];
-	    templateargs[ntemplateargs + 1] = vec[message + 1];
-	    if (nline == 3)
-	    	templateargs[ntemplateargs + 2] = vec[message + 2];
-	    ntemplateargs = newnargs;
-	}
-	newtemplate = template_new(templatesym, ntemplateargs, templateargs);
-	t_freebytes(templateargs, sizeof (*templateargs) * ntemplateargs);
-    	if (!(existtemplate = template_findbyname(templatesym)))
-	{
-	    error("%s: template not found in current patch",
-	    	templatesym->s_name);
-	    template_free(newtemplate);
-	    return;
-	}
-	if (!template_match(existtemplate, newtemplate))
-	{
-	    error("%s: template doesn't match current one",
-	    	templatesym->s_name);
-	    template_free(newtemplate);
-	    return;
-	}
-	template_free(newtemplate);
-    }
-    while (nextmsg < natoms)
-    {
-    	glist_readscalar(x, natoms, vec, &nextmsg, selectem);
-    }
-}
-
-static void glist_doread(t_glist *x, t_symbol *filename, t_symbol *format,
-    int clearme)
-{
-    t_binbuf *b = binbuf_new();
-    t_canvas *canvas = glist_getcanvas(x);
-    int wasvis = glist_isvisible(canvas);
-    int cr = 0, natoms, nline, message, nextmsg = 0, i, j;
-    t_atom *vec;
-
-    if (!strcmp(format->s_name, "cr"))
-    	cr = 1;
-    else if (*format->s_name)
-    	error("qlist_read: unknown flag: %s", format->s_name);
-    
-    if (binbuf_read_via_path(b, filename->s_name,
-    	canvas_getdir(canvas)->s_name, cr))
-    {
-    	pd_error(x, "read failed");
-	binbuf_free(b);
-	return;
-    }
-    if (wasvis)
-    	canvas_vis(canvas, 0);
-    if (clearme)
-    	glist_clear(x);
-    glist_readfrombinbuf(x, b, filename->s_name, 0);
-    if (wasvis)
-    	canvas_vis(canvas, 1);
-    binbuf_free(b);
-}
-
-void glist_read(t_glist *x, t_symbol *filename, t_symbol *format)
-{
-    glist_doread(x, filename, format, 1);
-}
-
-void glist_mergefile(t_glist *x, t_symbol *filename, t_symbol *format)
-{
-    glist_doread(x, filename, format, 0);
-}
-
-    /* read text from a "properties" window, called from a gfxstub set
-    up in scalar_properties().  We try to restore the object; if successful
-    we delete the scalar and put the new thing in its place on the list. */
-void canvas_dataproperties(t_canvas *x, t_scalar *sc, t_binbuf *b)
-{
-    int ntotal, nnew, scindex;
-    t_gobj *y, *y2 = 0, *newone, *oldone = 0;
-    for (y = x->gl_list, ntotal = 0, scindex = -1; y; y = y->g_next)
-    {
-	if (y == &sc->sc_gobj)
-	    scindex = ntotal, oldone = y;
-    	ntotal++;
-    }
-    
-    if (scindex == -1)
-    	bug("data_properties: scalar disappeared");
-    glist_readfrombinbuf(x, b, "properties dialog", 0);
-    newone = 0;
-    if (scindex >= 0)
-    {
-    	/* take the new object off the list */
-    	if (ntotal)
-	{
-	    for (y = x->gl_list, nnew = 1; y2 = y->g_next;
-	    	y = y2, nnew++)
-	    	    if (nnew == ntotal)
-	    {
-		newone = y2;
-		y->g_next = y2->g_next;
-		break;    
-	    }
-	}
-	else newone = x->gl_list, x->gl_list = newone->g_next;
-    }
-    if (!newone)
-    	error("couldn't update properties (perhaps a format problem?)");
-    else if (!oldone)
-    	bug("data_properties: couldn't find old element");
-    else
-    {
-    	glist_delete(x, oldone);
-	if (scindex > 0)
-	{
-	    for (y = x->gl_list, nnew = 1; y;
-	    	y = y->g_next, nnew++)
-	    	    if (nnew == scindex || !y->g_next)
-	    {
-		newone->g_next = y->g_next;
-		y->g_next = newone;
-		goto didit;
-	    }
-    	    bug("data_properties: can't reinsert");
-	}
-	else newone->g_next = x->gl_list, x->gl_list = newone;
-    }
-didit:
-    ;
-}
-
-    /* ----------- routines to write data to a binbuf ----------- */
-
-void canvas_doaddtemplate(t_symbol *templatesym, 
-    int *p_ntemplates, t_symbol ***p_templatevec)
-{
-    int n = *p_ntemplates, i;
-    t_symbol **templatevec = *p_templatevec;
-    for (i = 0; i < n; i++)
-    	if (templatevec[i] == templatesym)
-	    return;
-    templatevec = (t_symbol **)t_resizebytes(templatevec,
-    	n * sizeof(*templatevec), (n+1) * sizeof(*templatevec));
-    templatevec[n] = templatesym;
-    *p_templatevec = templatevec;
-    *p_ntemplates = n+1;
-}
-
-static void glist_writelist(t_gobj *y, t_binbuf *b);
-
-void canvas_writescalar(t_symbol *templatesym, t_word *w, t_binbuf *b,
-    int amarrayelement)
-{
-    t_dataslot *ds;
-    t_template *template = template_findbyname(templatesym);
-    t_atom *a = (t_atom *)t_getbytes(0);
-    int i, n = template->t_n, natom = 0;
-    if (!amarrayelement)
-    {
-    	t_atom templatename;
-	SETSYMBOL(&templatename, gensym(templatesym->s_name + 3));
-    	binbuf_add(b, 1, &templatename);
-    }
-    if (!template)
-    	bug("canvas_writescalar");
-    	/* write the atoms (floats and symbols) */
-    for (i = 0; i < n; i++)
-    {
-    	if (template->t_vec[i].ds_type == DT_FLOAT ||
-	    template->t_vec[i].ds_type == DT_SYMBOL)
-	{
-	    a = (t_atom *)t_resizebytes(a,
-	    	natom * sizeof(*a), (natom + 1) * sizeof (*a));
-	    if (template->t_vec[i].ds_type == DT_FLOAT)
-	    	SETFLOAT(a + natom, w[i].w_float);
-	    else SETSYMBOL(a + natom,  w[i].w_symbol);
-	    natom++;
-	}
-    }
-    	/* array elements have to have at least something */
-    if (natom == 0 && amarrayelement)
-    	SETSYMBOL(a + natom,  &s_bang), natom++;
-    binbuf_add(b, natom, a);
-    binbuf_addsemi(b);
-    t_freebytes(a, natom * sizeof(*a));
-    for (i = 0; i < n; i++)
-    {
-    	if (template->t_vec[i].ds_type == DT_ARRAY)
-	{
-	    int j;
-	    t_array *a = w[i].w_array;
-	    int elemsize = a->a_elemsize, nitems = a->a_n;
-	    t_symbol *arraytemplatesym = template->t_vec[i].ds_arraytemplate;
-	    for (j = 0; j < nitems; j++)
-	    	canvas_writescalar(arraytemplatesym,
-		    (t_word *)(((char *)a->a_vec) + elemsize * j), b, 1);
-    	    binbuf_addsemi(b);
-    	}
-	else if (template->t_vec[i].ds_type == DT_LIST)
-	{
-	    glist_writelist(w->w_list->gl_list, b);
-    	    binbuf_addsemi(b);
-    	}
-    }
-}
 
-static void glist_writelist(t_gobj *y, t_binbuf *b)
-{
-    for (; y; y = y->g_next)
-    {
-    	if (pd_class(&y->g_pd) == scalar_class)
-	{
-	    canvas_writescalar(((t_scalar *)y)->sc_template,
-	    	((t_scalar *)y)->sc_vec, b, 0);
-	}
-    }
-}
-
-    /* ------------ routines to write out templates for data ------- */
-
-static void canvas_addtemplatesforlist(t_gobj *y,
-    int  *p_ntemplates, t_symbol ***p_templatevec);
-
-static void canvas_addtemplatesforscalar(t_symbol *templatesym,
-    t_word *w, int *p_ntemplates, t_symbol ***p_templatevec)
-{
-    t_dataslot *ds;
-    int i;
-    t_template *template = template_findbyname(templatesym);
-    canvas_doaddtemplate(templatesym, p_ntemplates, p_templatevec);
-    if (!template)
-    	bug("canvas_addtemplatesforscalar");
-    else for (ds = template->t_vec, i = template->t_n; i--; ds++, w++)
-    {
-    	if (ds->ds_type == DT_ARRAY)
-	{
-	    int j;
-	    t_array *a = w->w_array;
-	    int elemsize = a->a_elemsize, nitems = a->a_n;
-	    t_symbol *arraytemplatesym = ds->ds_arraytemplate;
-	    canvas_doaddtemplate(arraytemplatesym, p_ntemplates, p_templatevec);
-	    for (j = 0; j < nitems; j++)
-	    	canvas_addtemplatesforscalar(arraytemplatesym,
-		    (t_word *)(((char *)a->a_vec) + elemsize * j), 
-		    	p_ntemplates, p_templatevec);
-    	}
-	else if (ds->ds_type == DT_LIST)
-	    canvas_addtemplatesforlist(w->w_list->gl_list,
-    	    	p_ntemplates, p_templatevec);
-    }
-}
-
-static void canvas_addtemplatesforlist(t_gobj *y,
-    int  *p_ntemplates, t_symbol ***p_templatevec)
-{
-    for (; y; y = y->g_next)
-    {
-    	if (pd_class(&y->g_pd) == scalar_class)
-	{
-	    canvas_addtemplatesforscalar(((t_scalar *)y)->sc_template,
-	    	((t_scalar *)y)->sc_vec, p_ntemplates, p_templatevec);
-	}
-    }
-}
-
-    /* write all "scalars" in a glist to a binbuf. */
-t_binbuf *glist_writetobinbuf(t_glist *x, int wholething)
-{
-    int i;
-    t_symbol **templatevec = getbytes(0);
-    int ntemplates = 0;
-    t_gobj *y;
-    t_binbuf *b = binbuf_new();
-
-    for (y = x->gl_list; y; y = y->g_next)
-    {
-    	if ((pd_class(&y->g_pd) == scalar_class) &&
-	    (wholething || glist_isselected(x, y)))
-	{
-	    canvas_addtemplatesforscalar(((t_scalar *)y)->sc_template,
-	    	((t_scalar *)y)->sc_vec,  &ntemplates, &templatevec);
-	}
-    }
-    binbuf_addv(b, "s;", gensym("data"));
-    for (i = 0; i < ntemplates; i++)
-    {
-    	t_template *template = template_findbyname(templatevec[i]);
-	int j, m = template->t_n;
-	    /* drop "pd-" prefix from template symbol to print it: */
-    	binbuf_addv(b, "ss;", gensym("template"),
-	    gensym(templatevec[i]->s_name + 3));
-	for (j = 0; j < m; j++)
-	{
-	    t_symbol *type;
-	    switch (template->t_vec[j].ds_type)
-	    {
-	    	case DT_FLOAT: type = &s_float; break;
-	    	case DT_SYMBOL: type = &s_symbol; break;
-	    	case DT_ARRAY: type = gensym("array"); break;
-	    	case DT_LIST: type = &s_list; break;
-		default: type = &s_float; bug("canvas_write");
-	    }
-	    if (template->t_vec[j].ds_type == DT_ARRAY)
-	    	binbuf_addv(b, "sss;", type, template->t_vec[j].ds_name,
-		    gensym(template->t_vec[j].ds_arraytemplate->s_name + 3));
-	    else binbuf_addv(b, "ss;", type, template->t_vec[j].ds_name);
-    	}
-	binbuf_addsemi(b);
-    }
-    binbuf_addsemi(b);
-    	/* now write out the objects themselves */
-    for (y = x->gl_list; y; y = y->g_next)
-    {
-    	if ((pd_class(&y->g_pd) == scalar_class) &&
-	    (wholething || glist_isselected(x, y)))
-	{
-	    canvas_writescalar(((t_scalar *)y)->sc_template,
-	    	((t_scalar *)y)->sc_vec,  b, 0);
-	}
-    }
-    return (b);
-}
-
-static void glist_write(t_glist *x, t_symbol *filename, t_symbol *format)
-{
-    int cr = 0, i;
-    t_binbuf *b;
-    char buf[MAXPDSTRING];
-    t_symbol **templatevec = getbytes(0);
-    int ntemplates = 0;
-    t_gobj *y;
-    t_canvas *canvas = glist_getcanvas(x);
-    canvas_makefilename(canvas, filename->s_name, buf, MAXPDSTRING);
-    if (!strcmp(format->s_name, "cr"))
-    	cr = 1;
-    else if (*format->s_name)
-    	error("qlist_read: unknown flag: %s", format->s_name);
-    
-    b = glist_writetobinbuf(x, 1);
-    if (b)
-    {
-    	if (binbuf_write(b, buf, "", cr))
-    	    error("%s: write failed", filename->s_name);
-    	binbuf_free(b);
-    }
-}
-
-/* ------ routines to save and restore canvases (patches) recursively. ----*/
-
-    /* save to a binbuf, called recursively; cf. canvas_savetofile() which
-    saves the document, and is only called on root canvases. */
-static void canvas_saveto(t_canvas *x, t_binbuf *b)
-{
-    t_gobj *y;
-    t_linetraverser t;
-    t_outconnect *oc;
-    	/* subpatch */
-    if (x->gl_owner && !x->gl_env)
-    {
-    	binbuf_addv(b, "ssiiiisi;", gensym("#N"), gensym("canvas"),
-    	    (t_int)(x->gl_screenx1),
-    	    (t_int)(x->gl_screeny1),
-    	    (t_int)(x->gl_screenx2 - x->gl_screenx1),
-    	    (t_int)(x->gl_screeny2 - x->gl_screeny1),
-    	    (*x->gl_name->s_name ? x->gl_name: gensym("(subpatch)")),
-	    x->gl_mapped);
-    }
-	/* root or abstraction */
-    else binbuf_addv(b, "ssiiiii;", gensym("#N"), gensym("canvas"),
-    	    (t_int)(x->gl_screenx1),
-    	    (t_int)(x->gl_screeny1),
-    	    (t_int)(x->gl_screenx2 - x->gl_screenx1),
-    	    (t_int)(x->gl_screeny2 - x->gl_screeny1),
-    	    	x->gl_font);
-
-    for (y = x->gl_list; y; y = y->g_next)
-    	gobj_save(y, b);
-
-    linetraverser_start(&t, x);
-    while (oc = linetraverser_next(&t))
-    {
-    	int srcno = canvas_getindex(x, &t.tr_ob->ob_g);
-	int sinkno = canvas_getindex(x, &t.tr_ob2->ob_g);
-    	binbuf_addv(b, "ssiiii;", gensym("#X"), gensym("connect"),
-    	    srcno, t.tr_outno, sinkno, t.tr_inno);
-    }
-    	/* unless everything is the default (as in ordinary subpatches)
-	print out a "coords" message to set up the coordinate systems */
-    if (x->gl_isgraph || x->gl_x1 || x->gl_y1 ||
-    	x->gl_x2 != 1 ||  x->gl_y2 != 1 || x->gl_pixwidth || x->gl_pixheight)
-	    binbuf_addv(b, "ssfffffff;", gensym("#X"), gensym("coords"),
-    		x->gl_x1, x->gl_y1,
-    		x->gl_x2, x->gl_y2,
-    		(float)x->gl_pixwidth, (float)x->gl_pixheight,
-		(float)x->gl_isgraph);
-}
-
-    /* call this recursively to collect all the template names for
-    a canvas or for the selection. */
-static void canvas_collecttemplatesfor(t_canvas *x, int *ntemplatesp,
-    t_symbol ***templatevecp, int wholething)
-{
-    t_gobj *y;
-
-    for (y = x->gl_list; y; y = y->g_next)
-    {
-    	if ((pd_class(&y->g_pd) == scalar_class) &&
-	    (wholething || glist_isselected(x, y)))
-	    	canvas_addtemplatesforscalar(((t_scalar *)y)->sc_template,
-	    	    ((t_scalar *)y)->sc_vec,  ntemplatesp, templatevecp);
-	else if ((pd_class(&y->g_pd) == canvas_class) &&
-	    (wholething || glist_isselected(x, y)))
-	    	canvas_collecttemplatesfor((t_canvas *)y,
-		    ntemplatesp, templatevecp, 1);
-    }
-}
-
-    /* save the templates needed by a canvas to a binbuf. */
-static void canvas_savetemplatesto(t_canvas *x, t_binbuf *b, int wholething)
-{
-    t_symbol **templatevec = getbytes(0);
-    int i, ntemplates = 0;
-    t_gobj *y;
-    canvas_collecttemplatesfor(x, &ntemplates, &templatevec, wholething);
-    for (i = 0; i < ntemplates; i++)
-    {
-    	t_template *template = template_findbyname(templatevec[i]);
-	int j, m = template->t_n;
-	if (!template)
-	{
-	    bug("canvas_savetemplatesto");
-	    continue;
-    	}
-	    /* drop "pd-" prefix from template symbol to print */
-	binbuf_addv(b, "sss", &s__N, gensym("struct"),
-	    gensym(templatevec[i]->s_name + 3));
-	for (j = 0; j < m; j++)
-	{
-	    t_symbol *type;
-	    switch (template->t_vec[j].ds_type)
-	    {
-	    	case DT_FLOAT: type = &s_float; break;
-	    	case DT_SYMBOL: type = &s_symbol; break;
-	    	case DT_ARRAY: type = gensym("array"); break;
-	    	case DT_LIST: type = &s_list; break;
-		default: type = &s_float; bug("canvas_write");
-	    }
-	    if (template->t_vec[j].ds_type == DT_ARRAY)
-	    	binbuf_addv(b, "sss", type, template->t_vec[j].ds_name,
-		    gensym(template->t_vec[j].ds_arraytemplate->s_name + 3));
-	    else binbuf_addv(b, "ss", type, template->t_vec[j].ds_name);
-    	}
-	binbuf_addsemi(b);
-    }
-}
-
-void canvas_reload(t_symbol *name, t_symbol *dir, t_gobj *except);
-
-    /* save a "root" canvas to a file; cf. canvas_saveto() which saves the
-    body (and which is called recursively.) */
-static void canvas_savetofile(t_canvas *x, t_symbol *filename, t_symbol *dir)
-{
-    t_binbuf *b = binbuf_new();
-    canvas_savetemplatesto(x, b, 1);
-    canvas_saveto(x, b);
-    if (binbuf_write(b, filename->s_name, dir->s_name, 0)) sys_ouch();
-    else
-    {
-    	    /* if not an abstraction, reset title bar and directory */ 
-    	if (!x->gl_owner)
-	    canvas_rename(x, filename, dir);
-	post("saved to: %s/%s", dir->s_name, filename->s_name);
-    	canvas_dirty(x, 0);
-	canvas_reload(filename, dir, &x->gl_gobj);
-    }
-    binbuf_free(b);
-}
-
-static void canvas_menusaveas(t_canvas *x)
-{
-    t_canvas *x2 = canvas_getrootfor(x);
-    sys_vgui("pdtk_canvas_saveas .x%x \"%s\" \"%s\"\n", x2,
-    	x2->gl_name->s_name, canvas_getdir(x2)->s_name);
-}
-
-static void canvas_menusave(t_canvas *x)
-{
-    t_canvas *x2 = canvas_getrootfor(x);
-    char *name = x2->gl_name->s_name;
-    if (*name && strncmp(name, "Untitled", 8)
-	    && (strlen(name) < 4 || strcmp(name + strlen(name)-4, ".pat")))
-    	    canvas_savetofile(x2, x2->gl_name, canvas_getdir(x2));
-    else canvas_menusaveas(x2);
-}
-
-
-void g_readwrite_setup(void)
-{
-    class_addmethod(canvas_class, (t_method)glist_write,
-    	gensym("write"), A_SYMBOL, A_DEFSYM, A_NULL);
-    class_addmethod(canvas_class, (t_method)glist_read,
-    	gensym("read"), A_SYMBOL, A_DEFSYM, A_NULL);
-    class_addmethod(canvas_class, (t_method)glist_mergefile,
-    	gensym("mergefile"), A_SYMBOL, A_DEFSYM, A_NULL);
-    class_addmethod(canvas_class, (t_method)canvas_savetofile,
-    	gensym("savetofile"), A_SYMBOL, A_SYMBOL, 0);
-    class_addmethod(canvas_class, (t_method)canvas_saveto,
-    	gensym("saveto"), A_CANT, 0);
-/* ------------------ from the menu ------------------------- */
-    class_addmethod(canvas_class, (t_method)canvas_menusave,
-    	gensym("menusave"), 0);
-    class_addmethod(canvas_class, (t_method)canvas_menusaveas,
-    	gensym("menusaveas"), 0);
-}