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Diffstat (limited to 'newlib/libc/search/tsearch.c')
-rw-r--r--newlib/libc/search/tsearch.c58
1 files changed, 0 insertions, 58 deletions
diff --git a/newlib/libc/search/tsearch.c b/newlib/libc/search/tsearch.c
deleted file mode 100644
index cda16992e..000000000
--- a/newlib/libc/search/tsearch.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/* $NetBSD: tsearch.c,v 1.3 1999/09/16 11:45:37 lukem Exp $ */
-
-/*
- * Tree search generalized from Knuth (6.2.2) Algorithm T just like
- * the AT&T man page says.
- *
- * The node_t structure is for internal use only, lint doesn't grok it.
- *
- * Written by reading the System V Interface Definition, not the code.
- *
- * Totally public domain.
- */
-
-#include <sys/cdefs.h>
-#if 0
-#if defined(LIBC_SCCS) && !defined(lint)
-__RCSID("$NetBSD: tsearch.c,v 1.3 1999/09/16 11:45:37 lukem Exp $");
-#endif /* LIBC_SCCS and not lint */
-#endif
-
-#include <assert.h>
-#define _SEARCH_PRIVATE
-#include <search.h>
-#include <stdlib.h>
-
-/* find or insert datum into search tree */
-void *
-tsearch(vkey, vrootp, compar)
- const void *vkey; /* key to be located */
- void **vrootp; /* address of tree root */
- int (*compar)(const void *, const void *);
-{
- node_t *q;
- node_t **rootp = (node_t **)vrootp;
-
- if (rootp == NULL)
- return NULL;
-
- while (*rootp != NULL) { /* Knuth's T1: */
- int r;
-
- if ((r = (*compar)(vkey, (*rootp)->key)) == 0) /* T2: */
- return *rootp; /* we found it! */
-
- rootp = (r < 0) ?
- &(*rootp)->llink : /* T3: follow left branch */
- &(*rootp)->rlink; /* T4: follow right branch */
- }
-
- q = malloc(sizeof(node_t)); /* T5: key not found */
- if (q != 0) { /* make new node */
- *rootp = q; /* link new node to old */
- /* LINTED const castaway ok */
- q->key = (void *)vkey; /* initialize new node */
- q->llink = q->rlink = NULL;
- }
- return q;
-}