find.c File Reference

#include "tree.h"

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Functions
void *	treeFind (Tree this, const void *search, TreeComp comp)

Detailed Description

Author

Georg Hopp

Copyright

Copyright © 2012 Georg Hopp

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Definition in file find.c.

Function Documentation

void* treeFind	(	Tree	this,
		const void *	search,
		TreeComp	comp
	)

Definition at line 26 of file find.c.

References comp(), TREE_LEFT, and TREE_RIGHT.

Referenced by hashGet(), hashGetByVal(), and main().

{
    while (NULL != this) {
        int comparison = comp(this->data, search);

        if (0 < comparison) {
            this = TREE_LEFT(this);
            continue;
        }

        if (0 > comparison) {
            this = TREE_RIGHT(this);
            continue;
        }

        if (0 == comparison) {
            break;
        }
    }   

    return NULL != this ? this->data : NULL;
}

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