The branch main has been updated by wulf:
URL:
https://cgit.FreeBSD.org/src/commit/?id=92cf602e3809f2bcb0490b3895025b0185e2daa9
commit 92cf602e3809f2bcb0490b3895025b0185e2daa9
Author: Vladimir Kondratyev <w...@freebsd.org>
AuthorDate: 2020-04-21 22:38:14 +0000
Commit: Vladimir Kondratyev <w...@freebsd.org>
CommitDate: 2021-01-07 23:18:42 +0000
Copy strcasestr.c from libc to libkern.
---
sys/libkern/strcasestr.c | 74 ++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 74 insertions(+)
diff --git a/sys/libkern/strcasestr.c b/sys/libkern/strcasestr.c
new file mode 100644
index 000000000000..b70c2195a94e
--- /dev/null
+++ b/sys/libkern/strcasestr.c
@@ -0,0 +1,74 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 1990, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Chris Torek.
+ *
+ * Copyright (c) 2011 The FreeBSD Foundation
+ * All rights reserved.
+ * Portions of this software were developed by David Chisnall
+ * under sponsorship from the FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 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. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <ctype.h>
+#include <string.h>
+#include "xlocale_private.h"
+
+/*
+ * Find the first occurrence of find in s, ignore case.
+ */
+char *
+strcasestr_l(const char *s, const char *find, locale_t locale)
+{
+ char c, sc;
+ size_t len;
+ FIX_LOCALE(locale);
+
+ if ((c = *find++) != 0) {
+ c = tolower_l((unsigned char)c, locale);
+ len = strlen(find);
+ do {
+ do {
+ if ((sc = *s++) == 0)
+ return (NULL);
+ } while ((char)tolower_l((unsigned char)sc, locale) !=
c);
+ } while (strncasecmp_l(s, find, len, locale) != 0);
+ s--;
+ }
+ return ((char *)s);
+}
+char *
+strcasestr(const char *s, const char *find)
+{
+ return strcasestr_l(s, find, __get_locale());
+}
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