// -*- C++ -*- //===----------------------------------------------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// #ifndef _LIBCPP_STRING_H #define _LIBCPP_STRING_H /* string.h synopsis Macros: NULL Types: size_t void* memcpy(void* restrict s1, const void* restrict s2, size_t n); void* memmove(void* s1, const void* s2, size_t n); char* strcpy (char* restrict s1, const char* restrict s2); char* strncpy(char* restrict s1, const char* restrict s2, size_t n); char* strcat (char* restrict s1, const char* restrict s2); char* strncat(char* restrict s1, const char* restrict s2, size_t n); int memcmp(const void* s1, const void* s2, size_t n); int strcmp (const char* s1, const char* s2); int strncmp(const char* s1, const char* s2, size_t n); int strcoll(const char* s1, const char* s2); size_t strxfrm(char* restrict s1, const char* restrict s2, size_t n); const void* memchr(const void* s, int c, size_t n); void* memchr( void* s, int c, size_t n); const char* strchr(const char* s, int c); char* strchr( char* s, int c); size_t strcspn(const char* s1, const char* s2); const char* strpbrk(const char* s1, const char* s2); char* strpbrk( char* s1, const char* s2); const char* strrchr(const char* s, int c); char* strrchr( char* s, int c); size_t strspn(const char* s1, const char* s2); const char* strstr(const char* s1, const char* s2); char* strstr( char* s1, const char* s2); char* strtok(char* restrict s1, const char* restrict s2); void* memset(void* s, int c, size_t n); char* strerror(int errnum); size_t strlen(const char* s); */ #include <__config> #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) # pragma GCC system_header #endif #if __has_include_next() # include_next #endif // MSVCRT, GNU libc and its derivates may already have the correct prototype in // . This macro can be defined by users if their C library provides // the right signature. #if defined(__CORRECT_ISO_CPP_STRING_H_PROTO) || defined(_LIBCPP_MSVCRT) || defined(_STRING_H_CPLUSPLUS_98_CONFORMANCE_) # define _LIBCPP_STRING_H_HAS_CONST_OVERLOADS #endif #if defined(__cplusplus) && !defined(_LIBCPP_STRING_H_HAS_CONST_OVERLOADS) && defined(_LIBCPP_PREFERRED_OVERLOAD) extern "C++" { inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const char* strchr(const char* __s, int __c) { return __builtin_strchr(__s, __c); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD char* strchr(char* __s, int __c) { return __builtin_strchr(__s, __c); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const char* strpbrk(const char* __s1, const char* __s2) { return __builtin_strpbrk(__s1, __s2); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD char* strpbrk(char* __s1, const char* __s2) { return __builtin_strpbrk(__s1, __s2); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const char* strrchr(const char* __s, int __c) { return __builtin_strrchr(__s, __c); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD char* strrchr(char* __s, int __c) { return __builtin_strrchr(__s, __c); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const void* memchr(const void* __s, int __c, size_t __n) { return __builtin_memchr(__s, __c, __n); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD void* memchr(void* __s, int __c, size_t __n) { return __builtin_memchr(__s, __c, __n); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const char* strstr(const char* __s1, const char* __s2) { return __builtin_strstr(__s1, __s2); } inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD char* strstr(char* __s1, const char* __s2) { return __builtin_strstr(__s1, __s2); } } // extern "C++" #endif #endif // _LIBCPP_STRING_H