NAME¶

mtree_parent - return node number of parent node

LIBRARY¶

Librecast library (liblibrecast, -llibrecast)

SYNOPSIS¶

#include <librecast/mtree.h>

size_t mtree_parent(size_t node);

Compile and link with -llibrecast.

DESCRIPTION¶

The mtree_nnode function returns the node number of the parent of node.

This calculation is independent of the tree, and is implemented as a macro.

Nodes are numbered from 0 = root.

RETURN VALUE¶

mtree_parent() returns the number of the parent node.

ERRORS¶

None.

SEE ALSO¶

mtree_init(3), mtree_free(3), mtree_build(3), mtree_child(3)