#ifndef _STRING_H

#define _STRING_H

#include <sys/size_t.h>

#include <sys/null.h>

#include <compiler.h>

#if defined(__cplusplus)

extern "C" {

void * memcpy(void *dest, const void *src, size_t n) _IMPL("libc/string/memcpy.c");

void * memmove(void *dest, const void *src, size_t n) _IMPL("libc/string/memmove.c");

char * strcpy(char * __restrict dest, const char * __restrict src) _IMPL("libc/string/strcpy.c");

char * strncpy(char * __restrict dest, const char * __restrict src, size_t n) _IMPL("libc/string/strncpy.c");

char * strcat(char * __restrict dest, const char * __restrict src) _IMPL("libc/string/strcat.c");

char * strncat(char * __restrict dest, const char * __restrict src, size_t n) _IMPL("libc/string/strncat.c");

size_t strcspn(char *s, const char *accept) _IMPL("libc/string/strcspn.c");

size_t strspn(char *s, const char *reject) _IMPL("libc/string/strspn.c");

int memcmp(const void *s1, const void *s2, size_t n) _IMPL("libc/string/memcmp.c");

int strcmp(const char *s1, const char *s2) _IMPL("libc/string/strcmp.c");

int strcoll(const char *s1, const char *s2) _IMPL("libc/string/strcoll.c");

int strncmp(const char *s1, const char *s2, size_t n) _IMPL("libc/string/strncmp.c");

size_t strxfrm(char *dest, const char *src, size_t n);

char * strdup (const char *s1) _IMPL("libc/string/strdup.c");

void * memchr(const void *s, int c, size_t n) _IMPL("libc/string/memchr.c");

char * strchr(const char *, int) _IMPL("libc/string/strchr.c");

size_t strcspn(const char *s1, const char *s2);

char * strpbrk(const char *str, const char *accept) _IMPL("libc/string/strpbrk.c");

char * strrchr(const char *, int) _IMPL("libc/string/strrchr.c");

size_t strspn(const char *, const char *) _IMPL("libc/string/strspn.c");

char * strstr(const char *src, const char *pattern) _IMPL("libc/string/strstr.c");

char * strtok(char * __restrict str, const char * __restrict delim) _IMPL("libc/string/strtok.c");

void * memset(void *dest, int c, size_t n) _IMPL("libc/string/memset.c");

char * strerror(int err) _IMPL("libc/string/strerror.c");

size_t strlen(const char *s) _IMPL("libc/string/strlen.c");

extern int _strcasecmp(const char *s1, const char *s2);

extern int _strncasecmp(const char *s1, const char *s2, size_t n);

char *_strrev(char *str); /* reverse string in place */

char *_strupr(char *str); /* convert to upper case in place */

#if !defined(__STRICT_ANSI__)

int strcasecmp(const char *s1, const char *s2) _IMPL("libc/string/strcasecmp.c");

int strncasecmp(const char *s1, const char *s2, size_t n) _IMPL("libc/string/strncasecmp.c");

#if defined(__cplusplus)

}

#ifdef __FLEXC__

#define strcpy(a, b) __builtin_strcpy(a, b)

#define strlen(a) __builtin_strlen(a)

#define memset(a, v, n) __builtin_memset(a, v, n)

#define memcpy(a, b, n) __builtin_memcpy(a, b, n)

#define memmove(a, b, n) __builtin_memmove(a, b, n)