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authorUlrich Drepper <drepper@redhat.com>2000-09-06 21:04:46 +0000
committerUlrich Drepper <drepper@redhat.com>2000-09-06 21:04:46 +0000
commit8cb9c6509bde1537467b3432eb38ac26cb7f5e11 (patch)
treea7ea20361287943f742c989cf48a69d81219983e
parentb64cd08aab1cb423d1fb18132f0c21ee5ac10f31 (diff)
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Update.
* stdlib/Makefile (tests): Add tst-bsearch. * stdlib/tst-bsearch.c: New file.
-rw-r--r--ChangeLog3
-rw-r--r--stdlib/Makefile2
-rw-r--r--stdlib/tst-bsearch.c84
3 files changed, 88 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 894f971..433dbca 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
2000-09-06 Ulrich Drepper <drepper@redhat.com>
+ * stdlib/Makefile (tests): Add tst-bsearch.
+ * stdlib/tst-bsearch.c: New file.
+
* posix/getopt.c (_getopt_internal): Don't recognize an option
name as ambiguous if it's a prefix for more than one name but the
other struct option values are identical.
diff --git a/stdlib/Makefile b/stdlib/Makefile
index 6a0d39b..24b4b44 100644
--- a/stdlib/Makefile
+++ b/stdlib/Makefile
@@ -52,7 +52,7 @@ routines := \
distribute := exit.h grouping.h abort-instr.h isomac.c
tests := tst-strtol tst-strtod testmb testrand testsort testdiv \
test-canon test-canon2 tst-strtoll tst-environ \
- tst-xpg-basename tst-random
+ tst-xpg-basename tst-random tst-bsearch
# Several mpn functions from GNU MP are used by the strtod function.
diff --git a/stdlib/tst-bsearch.c b/stdlib/tst-bsearch.c
new file mode 100644
index 0000000..2d067c3
--- /dev/null
+++ b/stdlib/tst-bsearch.c
@@ -0,0 +1,84 @@
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+struct entry
+{
+ int val;
+ const char *str;
+} arr[] =
+{
+ { 0, "zero" },
+ { 1, "one" },
+ { 2, "two" },
+ { 3, "three" },
+ { 4, "four" },
+ { 5, "five" },
+ { 6, "six" },
+ { 7, "seven" },
+ { 8, "eight" },
+ { 9, "nine" },
+ { 10, "ten" }
+};
+#define narr (sizeof (arr) / sizeof (arr[0]))
+
+
+static int
+comp (const void *p1, const void *p2)
+{
+ struct entry *e1 = (struct entry *) p1;
+ struct entry *e2 = (struct entry *) p2;
+
+ return e1->val - e2->val;
+}
+
+
+int
+main (void)
+{
+ int cnt;
+ int result = 0;
+
+ for (cnt = 0; cnt < narr; ++cnt)
+ {
+ struct entry key;
+ struct entry *res;
+
+ key.val = arr[cnt].val;
+
+ res = (struct entry *) bsearch (&key, arr, narr, sizeof (arr[0]), comp);
+ if (res == NULL)
+ {
+ printf ("entry %d not found\n", cnt);
+ result = 1;
+ }
+ else if (res != &arr[cnt])
+ {
+ puts ("wrong entry returned");
+ result = 1;
+ }
+ }
+
+ if (result == 0)
+ puts ("all OK");
+
+ return result;
+}