posix: remove strcasecmp functions and macros

sys/posix/include/strings.h

@@ -44,83 +44,6 @@ extern "C" {
  */
 #define ffs(i) __builtin_ffs(i)
 
-/**
- * @brief   Compares two strings *s1* and *s2*, ignoring the case of the
- *          characters for not more than n bytes from the strings.
- *
- * @param[in] s1    a string.
- * @param[in] s2    another string.
- * @param[in] n     number of bytes to be compared
- *
- * @return  A value greater 0 if, ignoring the case of the character, *s1* is
- *          greater than *s2* up to n bytes, less than 0 if smaller, and 0 if
- *          equal
- *
- * @see <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/strcasecmp.html">
- *          The Open Group Base Specification Issue 7, strcasecmp
- *      </a>
- */
-int strncasecmp(const char *s1, const char *s2, size_t n);
-
-/**
- * @brief   Compares two strings *s1* and *s2*, ignoring the case of the
- *          characters for not more than n bytes from the strings, but using
- *          the current locale settings to determine the case.
- *
- * @note    Since RIOT does not support locales (yet), this is just an
- *          alias for strncasecmp()
- *
- * @param[in] s1    a string.
- * @param[in] s2    another string.
- * @param[in] n     number of bytes to be compared
- * @param[in] l     locale, not used in RIOT
- *
- * @return  A value greater 0 if, ignoring the case of the character, *s1* is
- *          greater than *s2* up to n bytes, less than 0 if smaller, and 0 if
- *          equal
- *
- * @see <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/strcasecmp.html">
- *          The Open Group Base Specification Issue 7, strcasecmp
- *      </a>
- */
-#define strncasecmp_l(s1, s2, n, l) (strncasecmp(s1, s2, n))
-
-/**
- * @brief   Compares two strings *s1* and *s2*, ignoring the case of the characters.
- *
- * @param[in] s1    a string.
- * @param[in] s2    another string.
- *
- * @return  A value greater 0 if, ignoring the case of the character, *s1* is
- *          greater than *s2*, less than 0 if smaller, and 0 if equal
- *
- * @see <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/strcasecmp.html">
- *          The Open Group Base Specification Issue 7, strcasecmp
- *      </a>
- */
-#define strcasecmp(s1, s2) strncasecmp(s1, s2, -1)
-
-/**
- * @brief   Compares two strings *s1* and *s2*, ignoring the case of the
- *          characters, but using the current locale settings to determine the
- *          case.
- *
- * @note    Since RIOT does not support locales (yet), this is just an
- *          alias for strcasecmp()
- *
- * @param[in] s1    a string.
- * @param[in] s2    another string.
- * @param[in] l     locale, not used in RIOT
- *
- * @return  A value greater 0 if, ignoring the case of the character, *s1* is
- *          greater than *s2*, less than 0 if smaller, and 0 if equal
- *
- * @see <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/strcasecmp.html">
- *          The Open Group Base Specification Issue 7, strcasecmp
- *      </a>
- */
-#define strcasecmp_l(s1, s2, l) strncasecmp(s1, s2, -1)
-
 #ifdef __cplusplus
 }
 #endif

sys/posix/strings.c

@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2013 Freie Universität Berlin
- *
- * This file is subject to the terms and conditions of the GNU Lesser
- * General Public License v2.1. See the file LICENSE in the top level
- * directory for more details.
- */
-
-/**
- * @{
- * @file
- * @brief   Providing implementation for prototypes defined in strings.h.
- * @author  Martine Lenders <mlenders@inf.fu-berlin.de>
- */
-#include <strings.h>
-#include <ctype.h>
-
-int strncasecmp(const char *s1, const char *s2, size_t n)
-{
-    while (n-- && tolower((unsigned char) *s1) == tolower((unsigned char) *s2)) {
-        if (!n || !*s1) {
-            break;
-        }
-
-        s1++;
-        s2++;
-    }
-
-    return (tolower((unsigned char) *s1) - tolower((unsigned char) *s2));
-}
-
-/**
- * @}
- */