diff options
Diffstat (limited to 'nuttx/libc/string/lib_checkbase.c')
-rw-r--r-- | nuttx/libc/string/lib_checkbase.c | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/nuttx/libc/string/lib_checkbase.c b/nuttx/libc/string/lib_checkbase.c deleted file mode 100644 index 32ae58dca..000000000 --- a/nuttx/libc/string/lib_checkbase.c +++ /dev/null @@ -1,115 +0,0 @@ -/**************************************************************************** - * libc/string/lib_checkbase.c - * - * Copyright (C) 2007, 2009, 2011 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> -#include <ctype.h> - -#include "lib_internal.h" - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: lib_checkbase - * - * Description: - * This is part of the strol() family implementation. This function checks - * the initial part of a string to see if it can determine the numeric - * base that is represented. - * - * Assumptions: - * *ptr points to the first, non-whitespace character in the string. - * - ****************************************************************************/ - -int lib_checkbase(int base, const char **pptr) -{ - const char *ptr = *pptr; - - /* Check for unspecified base */ - - if (!base) - { - /* Assume base 10 */ - - base = 10; - - /* Check for leading '0' - that would signify octal or hex (or binary) */ - - if (*ptr == '0') - { - /* Assume octal */ - - base = 8; - ptr++; - - /* Check for hexidecimal */ - - if ((*ptr == 'X' || *ptr == 'x') && - lib_isbasedigit(ptr[1], 16, NULL)) - { - base = 16; - ptr++; - } - } - } - - /* If it a hexidecimal representation, than discard any leading "0X" or "0x" */ - - else if (base == 16) - { - if (ptr[0] == '0' && (ptr[1] == 'X' || ptr[1] == 'x')) - { - ptr += 2; - } - } - - /* Return the updated pointer and base */ - - *pptr = ptr; - return base; -} - |