Author: cem
Date: Mon Aug 19 22:53:05 2019
New Revision: 351237
URL: https://svnweb.freebsd.org/changeset/base/351237
Log:
libkern: Implement strchrnul(3)
Added:
head/sys/libkern/strchrnul.c (contents, props changed)
Modified:
head/sys/conf/files
head/sys/sys/libkern.h
Modified: head/sys/conf/files
==============================================================================
--- head/sys/conf/files Mon Aug 19 22:31:04 2019 (r351236)
+++ head/sys/conf/files Mon Aug 19 22:53:05 2019 (r351237)
@@ -3974,6 +3974,7 @@ libkern/scanc.c standard
libkern/strcasecmp.c standard
libkern/strcat.c standard
libkern/strchr.c standard
+libkern/strchrnul.c optional gdb
libkern/strcmp.c standard
libkern/strcpy.c standard
libkern/strcspn.c standard
Added: head/sys/libkern/strchrnul.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/libkern/strchrnul.c Mon Aug 19 22:53:05 2019
(r351237)
@@ -0,0 +1,41 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2019 Conrad Meyer <c...@freebsd.org>
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 <sys/param.h>
+#include <sys/libkern.h>
+
+char *
+strchrnul(const char *p, int ch)
+{
+
+ for (; *p != 0 && *p != ch; p++)
+ ;
+ return (__DECONST(char *, p));
+}
Modified: head/sys/sys/libkern.h
==============================================================================
--- head/sys/sys/libkern.h Mon Aug 19 22:31:04 2019 (r351236)
+++ head/sys/sys/libkern.h Mon Aug 19 22:53:05 2019 (r351237)
@@ -170,6 +170,7 @@ void srandom(u_long);
int strcasecmp(const char *, const char *);
char *strcat(char * __restrict, const char * __restrict);
char *strchr(const char *, int);
+char *strchrnul(const char *, int);
int strcmp(const char *, const char *);
char *strcpy(char * __restrict, const char * __restrict);
size_t strcspn(const char * __restrict, const char * __restrict) __pure;
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