1#ifndef	_STRING_H
  2#define	_STRING_H
  3
  4#ifdef __cplusplus
  5extern "C" {
  6#endif
  7
  8#include <features.h>
  9
 10#if __cplusplus >= 201103L
 11#define NULL nullptr
 12#elif defined(__cplusplus)
 13#define NULL 0L
 14#else
 15#define NULL ((void*)0)
 16#endif
 17
 18#define __NEED_size_t
 19#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
 20 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 21 || defined(_BSD_SOURCE)
 22#define __NEED_locale_t
 23#endif
 24
 25#include <bits/alltypes.h>
 26
 27void *memcpy (void *__restrict, const void *__restrict, size_t);
 28void *memmove (void *, const void *, size_t);
 29void *memset (void *, int, size_t);
 30int memcmp (const void *, const void *, size_t);
 31void *memchr (const void *, int, size_t);
 32
 33char *strcpy (char *__restrict, const char *__restrict);
 34char *strncpy (char *__restrict, const char *__restrict, size_t);
 35
 36char *strcat (char *__restrict, const char *__restrict);
 37char *strncat (char *__restrict, const char *__restrict, size_t);
 38
 39int strcmp (const char *, const char *);
 40int strncmp (const char *, const char *, size_t);
 41
 42int strcoll (const char *, const char *);
 43size_t strxfrm (char *__restrict, const char *__restrict, size_t);
 44
 45char *strchr (const char *, int);
 46char *strrchr (const char *, int);
 47
 48size_t strcspn (const char *, const char *);
 49size_t strspn (const char *, const char *);
 50char *strpbrk (const char *, const char *);
 51char *strstr (const char *, const char *);
 52char *strtok (char *__restrict, const char *__restrict);
 53
 54size_t strlen (const char *);
 55
 56char *strerror (int);
 57
 58#if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
 59#include <strings.h>
 60#endif
 61
 62#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
 63 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 64 || defined(_BSD_SOURCE)
 65char *strtok_r (char *__restrict, const char *__restrict, char **__restrict);
 66int strerror_r (int, char *, size_t);
 67char *stpcpy(char *__restrict, const char *__restrict);
 68char *stpncpy(char *__restrict, const char *__restrict, size_t);
 69size_t strnlen (const char *, size_t);
 70char *strdup (const char *);
 71char *strndup (const char *, size_t);
 72char *strsignal(int);
 73char *strerror_l (int, locale_t);
 74int strcoll_l (const char *, const char *, locale_t);
 75size_t strxfrm_l (char *__restrict, const char *__restrict, size_t, locale_t);
 76void *memmem(const void *, size_t, const void *, size_t);
 77#endif
 78
 79#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 80 || defined(_BSD_SOURCE)
 81void *memccpy (void *__restrict, const void *__restrict, int, size_t);
 82#endif
 83
 84#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 85char *strsep(char **, const char *);
 86size_t strlcat (char *, const char *, size_t);
 87size_t strlcpy (char *, const char *, size_t);
 88void explicit_bzero (void *, size_t);
 89#endif
 90
 91#ifdef _GNU_SOURCE
 92#define	strdupa(x)	strcpy(alloca(strlen(x)+1),x)
 93int strverscmp (const char *, const char *);
 94char *strchrnul(const char *, int);
 95char *strcasestr(const char *, const char *);
 96void *memrchr(const void *, int, size_t);
 97void *mempcpy(void *, const void *, size_t);
 98#endif
 99
100#ifdef __cplusplus
101}
102#endif
103
104#endif