mirror of https://github.com/tailix/libkernaux.git
Main: libc/include/string.h: Add func "strchr"
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@ -13,6 +13,7 @@ void *memmove(void *dest, const void *src, size_t n);
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void *memchr(const void *s, int c, size_t n);
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void *memchr(const void *s, int c, size_t n);
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void *memset(void *s, int c, size_t n);
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void *memset(void *s, int c, size_t n);
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char *strcat(char *dest, const char *src);
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char *strcat(char *dest, const char *src);
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char *strchr(const char *s, int c);
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int strcmp(const char *s1, const char *s2);
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int strcmp(const char *s1, const char *s2);
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char *strcpy(char *dest, const char *src);
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char *strcpy(char *dest, const char *src);
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size_t strlen(const char *s);
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size_t strlen(const char *s);
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@ -58,6 +58,12 @@ char *strcat(char *dest, const char *src)
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return dest_start;
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return dest_start;
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}
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}
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char *strchr(const char *s, int c)
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{
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for (; *s != (char)c; ++s) if (*s == '\0') return NULL;
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return (char*)s;
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}
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int strcmp(const char *s1, const char *s2)
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int strcmp(const char *s1, const char *s2)
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{
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{
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for (; *s1; ++s1, ++s2) if (*s1 != *s2) return *s1 < *s2 ? -1 : 1;
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for (; *s1; ++s1, ++s2) if (*s1 != *s2) return *s1 < *s2 ? -1 : 1;
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