#ifndef _PPC_STRING_H_
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#ifndef _PPC_STRING_H_
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#define _PPC_STRING_H_
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#define _PPC_STRING_H_
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/*
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/*
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* keep things happy, the compile became unhappy since memset is
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* keep things happy, the compile became unhappy since memset is
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* in include/string.h and lib/string.c with different args
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* in include/string.h and lib/string.c with different args
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* -- Cort
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* -- Cort
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*/
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*/
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#define __HAVE_ARCH_MEMSET
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#define __HAVE_ARCH_MEMSET
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extern inline void * memset(void * s,int c,size_t count)
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extern inline void * memset(void * s,int c,size_t count)
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{
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{
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char *xs = (char *) s;
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char *xs = (char *) s;
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while (count--)
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while (count--)
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*xs++ = c;
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*xs++ = c;
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return s;
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return s;
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}
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}
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#define __HAVE_ARCH_STRSTR
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#define __HAVE_ARCH_STRSTR
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/* Return the first occurrence of NEEDLE in HAYSTACK. */
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/* Return the first occurrence of NEEDLE in HAYSTACK. */
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extern inline char *
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extern inline char *
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strstr(const char *haystack, const char *needle)
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strstr(const char *haystack, const char *needle)
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{
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{
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const char *const needle_end = strchr(needle, '\0');
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const char *const needle_end = strchr(needle, '\0');
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const char *const haystack_end = strchr(haystack, '\0');
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const char *const haystack_end = strchr(haystack, '\0');
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const size_t needle_len = needle_end - needle;
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const size_t needle_len = needle_end - needle;
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const size_t needle_last = needle_len - 1;
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const size_t needle_last = needle_len - 1;
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const char *begin;
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const char *begin;
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if (needle_len == 0)
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if (needle_len == 0)
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#ifdef __linux__
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#ifdef __linux__
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return (char *) haystack;
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return (char *) haystack;
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#else
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#else
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return (char *) haystack_end;
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return (char *) haystack_end;
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#endif
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#endif
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if ((size_t) (haystack_end - haystack) < needle_len)
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if ((size_t) (haystack_end - haystack) < needle_len)
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return NULL;
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return NULL;
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for (begin = &haystack[needle_last]; begin < haystack_end; ++begin)
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for (begin = &haystack[needle_last]; begin < haystack_end; ++begin)
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{
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{
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register const char *n = &needle[needle_last];
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register const char *n = &needle[needle_last];
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register const char *h = begin;
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register const char *h = begin;
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do
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do
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if (*h != *n)
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if (*h != *n)
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goto loop; /* continue for loop */
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goto loop; /* continue for loop */
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while (--n >= needle && --h >= haystack);
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while (--n >= needle && --h >= haystack);
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return (char *) h;
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return (char *) h;
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loop:;
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loop:;
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}
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}
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return NULL;
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return NULL;
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}
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}
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#endif
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#endif
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