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From b54167b8b6a35c7dab19bbe4b421d447036558d4 Mon Sep 17 00:00:00 2001
From: Michael Brown <mcb30@ipxe.org>
Date: Mon, 16 Feb 2015 15:33:32 +0000
Subject: [PATCH] [libc] Remove unused string functions
Signed-off-by: Michael Brown <mcb30@ipxe.org>
---
src/core/stringextra.c | 188 ------------------------------------------------
src/include/string.h | 6 --
2 files changed, 0 insertions(+), 194 deletions(-)
diff --git a/src/core/stringextra.c b/src/core/stringextra.c
index 0a50985..18ffc63 100644
--- a/src/core/stringextra.c
+++ b/src/core/stringextra.c
@@ -38,122 +38,6 @@ FILE_LICENCE ( GPL2_ONLY );
/* *** FROM string.c *** */
-#ifndef __HAVE_ARCH_STRNICMP
-/**
- * strnicmp - Case insensitive, length-limited string comparison
- * @s1: One string
- * @s2: The other string
- * @len: the maximum number of characters to compare
- */
-int strnicmp(const char *s1, const char *s2, size_t len)
-{
- /* Yes, Virginia, it had better be unsigned */
- unsigned char c1, c2;
-
- c1 = 0; c2 = 0;
- if (len) {
- do {
- c1 = *s1; c2 = *s2;
- s1++; s2++;
- if (!c1)
- break;
- if (!c2)
- break;
- if (c1 == c2)
- continue;
- c1 = tolower(c1);
- c2 = tolower(c2);
- if (c1 != c2)
- break;
- } while (--len);
- }
- return (int)c1 - (int)c2;
-}
-#endif
-
-char * ___strtok;
-
-#ifndef __HAVE_ARCH_STRNCAT
-/**
- * strncat - Append a length-limited, %NUL-terminated string to another
- * @dest: The string to be appended to
- * @src: The string to append to it
- * @count: The maximum numbers of bytes to copy
- *
- * Note that in contrast to strncpy, strncat ensures the result is
- * terminated.
- */
-char * strncat(char *dest, const char *src, size_t count)
-{
- char *tmp = dest;
-
- if (count) {
- while (*dest)
- dest++;
- while ((*dest++ = *src++)) {
- if (--count == 0) {
- *dest = '\0';
- break;
- }
- }
- }
-
- return tmp;
-}
-#endif
-
-#ifndef __HAVE_ARCH_STRSPN
-/**
- * strspn - Calculate the length of the initial substring of @s which only
- * contain letters in @accept
- * @s: The string to be searched
- * @accept: The string to search for
- */
-size_t strspn(const char *s, const char *accept)
-{
- const char *p;
- const char *a;
- size_t count = 0;
-
- for (p = s; *p != '\0'; ++p) {
- for (a = accept; *a != '\0'; ++a) {
- if (*p == *a)
- break;
- }
- if (*a == '\0')
- return count;
- ++count;
- }
-
- return count;
-}
-#endif
-
-#ifndef __HAVE_ARCH_STRCSPN
-/**
- * strcspn - Calculate the length of the initial substring of @s which only
- * contain letters not in @reject
- * @s: The string to be searched
- * @accept: The string to search for
- */
-size_t strcspn(const char *s, const char *reject)
-{
- const char *p;
- const char *r;
- size_t count = 0;
-
- for (p = s; *p != '\0'; ++p) {
- for (r = reject; *r != '\0'; ++r) {
- if (*p == *r)
- return count;
- }
- ++count;
- }
-
- return count;
-}
-#endif
-
#ifndef __HAVE_ARCH_STRPBRK
/**
* strpbrk - Find the first occurrence of a set of characters
@@ -174,35 +58,6 @@ char * strpbrk(const char * cs,const char * ct)
}
#endif
-#ifndef __HAVE_ARCH_STRTOK
-/**
- * strtok - Split a string into tokens
- * @s: The string to be searched
- * @ct: The characters to search for
- *
- * WARNING: strtok is deprecated, use strsep instead.
- */
-char * strtok(char * s,const char * ct)
-{
- char *sbegin, *send;
-
- sbegin = s ? s : ___strtok;
- if (!sbegin) {
- return NULL;
- }
- sbegin += strspn(sbegin,ct);
- if (*sbegin == '\0') {
- ___strtok = NULL;
- return( NULL );
- }
- send = strpbrk( sbegin, ct);
- if (send && *send != '\0')
- *send++ = '\0';
- ___strtok = send;
- return (sbegin);
-}
-#endif
-
#ifndef __HAVE_ARCH_STRSEP
/**
* strsep - Split a string into tokens
@@ -230,46 +85,3 @@ char * strsep(char **s, const char *ct)
return sbegin;
}
#endif
-
-#ifndef __HAVE_ARCH_BCOPY
-/**
- * bcopy - Copy one area of memory to another
- * @src: Where to copy from
- * @dest: Where to copy to
- * @count: The size of the area.
- *
- * Note that this is the same as memcpy(), with the arguments reversed.
- * memcpy() is the standard, bcopy() is a legacy BSD function.
- *
- * You should not use this function to access IO space, use memcpy_toio()
- * or memcpy_fromio() instead.
- */
-char * bcopy(const char * src, char * dest, int count)
-{
- return memmove(dest,src,count);
-}
-#endif
-
-#ifndef __HAVE_ARCH_MEMSCAN
-/**
- * memscan - Find a character in an area of memory.
- * @addr: The memory area
- * @c: The byte to search for
- * @size: The size of the area.
- *
- * returns the address of the first occurrence of @c, or 1 byte past
- * the area if @c is not found
- */
-void * memscan(const void * addr, int c, size_t size)
-{
- unsigned char * p = (unsigned char *) addr;
-
- while (size) {
- if (*p == c)
- return (void *) p;
- p++;
- size--;
- }
- return (void *) p;
-}
-#endif
diff --git a/src/include/string.h b/src/include/string.h
index 3482e1b..dfd78a6 100644
--- a/src/include/string.h
+++ b/src/include/string.h
@@ -19,11 +19,9 @@ FILE_LICENCE ( GPL2_ONLY );
#include <stddef.h>
#include <bits/string.h>
-int __pure strnicmp(const char *s1, const char *s2, size_t len) __nonnull;
char * strcpy(char * dest,const char *src) __nonnull;
char * strncpy(char * dest,const char *src,size_t count) __nonnull;
char * strcat(char * dest, const char * src) __nonnull;
-char * strncat(char *dest, const char *src, size_t count) __nonnull;
int __pure strcmp(const char * cs,const char * ct) __nonnull;
int __pure strncmp(const char * cs,const char * ct,
size_t count) __nonnull;
@@ -31,16 +29,12 @@ char * __pure strchr(const char * s, int c) __nonnull;
char * __pure strrchr(const char * s, int c) __nonnull;
size_t __pure strlen(const char * s) __nonnull;
size_t __pure strnlen(const char * s, size_t count) __nonnull;
-size_t __pure strspn(const char *s, const char *accept) __nonnull;
-size_t __pure strcspn(const char *s, const char *reject) __nonnull;
char * __pure strpbrk(const char * cs,const char * ct) __nonnull;
-char * strtok(char * s,const char * ct) __nonnull;
char * strsep(char **s, const char *ct) __nonnull;
void * memset(void * s,int c,size_t count) __nonnull;
void * memmove(void * dest,const void *src,size_t count) __nonnull;
int __pure memcmp(const void * cs,const void * ct,
size_t count) __nonnull;
-void * __pure memscan(const void * addr, int c, size_t size) __nonnull;
char * __pure strstr(const char * s1,const char * s2) __nonnull;
void * __pure memchr(const void *s, int c, size_t n) __nonnull;
char * __malloc strdup(const char *s) __nonnull;
--
1.7.9
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