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/* struct::tree - critcl - layer 1 declarations
* (b) Node operations.
*/
#ifndef _TN_H
#define _TN_H 1
#include "tcl.h"
#include <ds.h>
void tn_shimmer (Tcl_Obj* o, TNPtr n);
TNPtr tn_get_node (TPtr t, Tcl_Obj* node, Tcl_Interp* interp, Tcl_Obj* tree);
TNPtr tn_new (TPtr td, CONST char* name);
TNPtr tn_dup (TPtr dst, TNPtr src);
void tn_delete (TNPtr n);
void tn_node (TNPtr n);
void tn_notnode (TNPtr n);
void tn_leaf (TNPtr n);
void tn_notleaf (TNPtr n);
void tn_structure (TNPtr n, int depth);
void tn_detach (TNPtr n);
TNPtr* tn_detachmany (TNPtr n, int len);
TNPtr* tn_detachchildren (TNPtr n, int* nc);
void tn_append (TNPtr p, TNPtr n);
void tn_insert (TNPtr p, int at, TNPtr n);
void tn_appendmany (TNPtr p, int nc, TNPtr* nv);
void tn_insertmany (TNPtr p, int at, int nc, TNPtr* nv);
void tn_cut (TNPtr n);
int tn_depth (TNPtr n);
int tn_height (TNPtr n);
int tn_ndescendants (TNPtr n);
Tcl_Obj** tn_getdescendants (TNPtr n, int* nc);
Tcl_Obj** tn_getchildren (TNPtr n, int* nc);
int tn_filternodes (int* nc, Tcl_Obj** nv,
int cmdc, Tcl_Obj** cmdv,
Tcl_Obj* tree, Tcl_Interp* interp);
int tn_isancestorof (TNPtr a, TNPtr b);
void tn_extend_attr (TNPtr n);
void tn_set_attr (TNPtr n, Tcl_Interp* interp, Tcl_Obj* dict);
Tcl_Obj* tn_get_attr (TNPtr n, Tcl_Obj* empty);
int tn_serialize (TNPtr n, int listc, Tcl_Obj** listv,
int at, int parent, Tcl_Obj* empty);
#endif /* _TN_H */
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
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