X-Git-Url: https://git.saurik.com/apple/libc.git/blobdiff_plain/9385eb3d10ebe5eb398c52040ec3dbfba9b0cdcf..a28bf75d63c6a64e4c3b417c6052e45f42c6cedd:/stdlib/FreeBSD/bsearch.c

diff --git a/stdlib/FreeBSD/bsearch.c b/stdlib/FreeBSD/bsearch.c
index 7717582..6af4291 100644
--- a/stdlib/FreeBSD/bsearch.c
+++ b/stdlib/FreeBSD/bsearch.c
@@ -10,10 +10,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the University of
- *	California, Berkeley and its contributors.
  * 4. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
@@ -35,7 +31,7 @@
 static char sccsid[] = "@(#)bsearch.c	8.1 (Berkeley) 6/4/93";
 #endif /* LIBC_SCCS and not lint */
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/stdlib/bsearch.c,v 1.3 2002/03/21 22:48:41 obrien Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/stdlib/bsearch.c,v 1.4 2007/01/09 00:28:09 imp Exp $");
 
 #include <stddef.h>
 #include <stdlib.h>
@@ -81,3 +77,31 @@ bsearch(key, base0, nmemb, size, compar)
 	}
 	return (NULL);
 }
+
+#ifdef __BLOCKS__
+void *
+bsearch_b(key, base0, nmemb, size, compar)
+	const void *key;
+	const void *base0;
+	size_t nmemb;
+	size_t size;
+	int (^compar)(const void *, const void *);
+{
+	const char *base = base0;
+	size_t lim;
+	int cmp;
+	const void *p;
+
+	for (lim = nmemb; lim != 0; lim >>= 1) {
+		p = base + (lim >> 1) * size;
+		cmp = compar(key, p);
+		if (cmp == 0)
+			return ((void *)p);
+		if (cmp > 0) {	/* key > p: move right */
+			base = (char *)p + size;
+			lim--;
+		}		/* else move left */
+	}
+	return (NULL);
+}
+#endif /* __BLOCKS__ */