diff options
Diffstat (limited to 'nuttx/libc/string/lib_memchr.c')
-rw-r--r-- | nuttx/libc/string/lib_memchr.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/nuttx/libc/string/lib_memchr.c b/nuttx/libc/string/lib_memchr.c deleted file mode 100644 index 0ac609104..000000000 --- a/nuttx/libc/string/lib_memchr.c +++ /dev/null @@ -1,80 +0,0 @@ -/**************************************************************************** - * libc/string/lib_memchr.c - * - * Copyright (C) 2012 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.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. - * 3. Neither the name NuttX 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 COPYRIGHT HOLDERS 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 - * COPYRIGHT OWNER 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. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <string.h> - -/**************************************************************************** - * Global Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: memchr - * - * Description: - * The memchr() function locates the first occurrence of 'c' (converted to - * an unsigned char) in the initial 'n' bytes (each interpreted as - * unsigned char) of the object pointed to by s. - * - * Returned Value: - * The memchr() function returns a pointer to the located byte, or a null - * pointer if the byte does not occur in the object. - * - ****************************************************************************/ - -FAR void *memchr(FAR const void *s, int c, size_t n) -{ - FAR const unsigned char *p = (FAR const unsigned char *)s; - - if (s) - { - while (n--) - { - if (*p == (unsigned char)c) - { - return (FAR void *)p; - } - - p++; - } - } - - return NULL; -} |