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authorMattias Andrée <maandree@operamail.com>2015-11-17 03:30:10 +0100
committerMattias Andrée <maandree@operamail.com>2015-11-17 03:30:10 +0100
commit5e57b83aae16d44318b9eed1b2cecd0591adc981 (patch)
treee1cf6290396be7c3251e95606c8a316058ce52a6 /src/string/strcmp.c
parentsplit err.c (diff)
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m + typo + split (almost all) string/*.c
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/string/strcmp.c')
-rw-r--r--src/string/strcmp.c117
1 files changed, 0 insertions, 117 deletions
diff --git a/src/string/strcmp.c b/src/string/strcmp.c
index bffb2ad..3099d71 100644
--- a/src/string/strcmp.c
+++ b/src/string/strcmp.c
@@ -16,64 +16,10 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
-#include <strings.h>
-#include <stdint.h>
-#include <ctype.h>
/**
- * Compare two memory segments alphabetically in a case sensitive manner.
- *
- * @param a A negative value is returned if this is the lesser.
- * @param b A positive value is returned if this is the lesser.
- * @param size The size of the segments.
- * @return Zero is returned if `a` and `b` are equal, otherwise,
- * see the specifications for `a` and `b`.
- */
-int memcmp(const void* a, const void* b, size_t size)
-{
- const signed char* s1 = a;
- const signed char* s2 = b;
- while (size--)
- if (*s1 == *s2)
- s1++, s2++;
- else
- return (int)(*s1 - *s2);
- return 0;
-}
-
-
-/**
- * Compare two memory segments alphabetically in a case insensitive manner.
- *
- * This is a slibc extension added because it was useful
- * in implementing slibc itself.
- *
- * @param a A negative value is returned if this is the lesser.
- * @param b A positive value is returned if this is the lesser.
- * @param size The size of the segments.
- * @return Zero is returned if `a` and `b` are equal, otherwise,
- * see the specifications for `a` and `b`.
- */
-int memcasecmp(const void* a, const void* b, size_t size)
-{
- const signed char* s1 = a;
- const signed char* s2 = b;
- int c1, c2;
- for (; size--; s1++, s2++)
- if (*s1 != *s2)
- {
- c1 = isalpha(*s1) ? tolower(*s1) : (int)*s1;
- c2 = isalpha(*s2) ? tolower(*s2) : (int)*s2;
- if ((c1 -= c2))
- return c1;
- }
- return 0;
-}
-
-
-/**
* Compare two strings alphabetically in a case sensitive manner.
*
* @param a A negative value is returned if this is the lesser.
@@ -88,66 +34,3 @@ int strcmp(const char* a, const char* b)
return memcmp(a, b, (n < m ? n : m) + 1);
}
-
-/**
- * Compare two strings alphabetically in a case insensitive manner.
- * Be aware, only ASCII characters are case insensitive, non-ASCII
- * characters are case sensitive.
- *
- * @param a A negative value is returned if this is the lesser.
- * @param b A positive value is returned if this is the lesser.
- * @return Zero is returned if `a` and `b` are equal, otherwise,
- * see the specifications for `a` and `b`.
- */
-int strcasecmp(const char* a, const char* b)
-{
- return strncasecmp(a, b, SIZE_MAX);
-}
-
-
-/**
- * Compare two strings alphabetically in a case sensitive manner.
- *
- * @param a A negative value is returned if this is the lesser.
- * @param b A positive value is returned if this is the lesser.
- * @param length The maximum number of characters to compare.
- * @return Zero is returned if `a` and `b` are equal, otherwise,
- * see the specifications for `a` and `b`.
- */
-int strncmp(const char* a, const char* b, size_t length)
-{
- size_t n = strnlen(a, length);
- size_t m = strnlen(b, length);
- int r = memcmp(a, b, (n < m ? n : m));
- return r ? r : n == m ? 0 : n < m ? -1 : +1;
-}
-
-
-/**
- * Compare two strings alphabetically in a case insensitive manner.
- * Be aware, only ASCII characters are case insensitive, non-ASCII
- * characters are case sensitive.
- *
- * @param a A negative value is returned if this is the lesser.
- * @param b A positive value is returned if this is the lesser.
- * @param length The maximum number of characters to compare.
- * @return Zero is returned if `a` and `b` are equal, otherwise,
- * see the specifications for `a` and `b`.
- */
-int strncasecmp(const char* a, const char* b, size_t length)
-{
- int c1, c2;
- for (; length--; a++, b++)
- if (*a != *b)
- {
- c1 = isalpha(*a) ? tolower(*a) : (int)*a;
- c2 = isalpha(*b) ? tolower(*b) : (int)*b;
- if ((c1 -= c2))
- return c1;
- }
- else if (!*a && !*b) return 0;
- else if (!*a) return -1;
- else if (!*b) return +1;
- return 0;
-}
-