ladybird/Userland/Libraries/LibC/string.h
Gunnar Beutner c81b3e1ee3 LibC: Implement strerror_r()
This implements the XSI-compliant version of strerror_r() - as opposed
to the GNU-specific variant.

The function explicitly saves errno so as to not accidentally change it
with one of the calls to other functions.
2021-05-25 17:36:02 +02:00

56 lines
1.9 KiB
C

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <sys/cdefs.h>
#include <sys/types.h>
__BEGIN_DECLS
size_t strlen(const char*);
size_t strnlen(const char*, size_t maxlen);
int strcmp(const char*, const char*);
int strncmp(const char*, const char*, size_t);
int memcmp(const void*, const void*, size_t);
void* memcpy(void*, const void*, size_t);
void* memmove(void*, const void*, size_t);
void* memchr(const void*, int c, size_t);
const void* memmem(const void* haystack, size_t, const void* needle, size_t);
void* memset(void*, int, size_t);
void explicit_bzero(void*, size_t) __attribute__((nonnull(1)));
__attribute__((malloc)) char* strdup(const char*);
__attribute__((malloc)) char* strndup(const char*, size_t);
__attribute__((deprecated("use strlcpy or String::copy_characters_to_buffer"))) char* strcpy(char* dest, const char* src);
__attribute__((deprecated("use strlcpy or String::copy_characters_to_buffer"))) char* strncpy(char* dest, const char* src, size_t);
__attribute__((warn_unused_result)) size_t strlcpy(char* dest, const char* src, size_t);
char* strchr(const char*, int c);
char* strchrnul(const char*, int c);
char* strstr(const char* haystack, const char* needle);
char* strrchr(const char*, int c);
__attribute__((deprecated("use strncat"))) char* strcat(char* dest, const char* src);
char* strncat(char* dest, const char* src, size_t);
size_t strspn(const char*, const char* accept);
size_t strcspn(const char*, const char* reject);
int strerror_r(int, char*, size_t);
char* strerror(int errnum);
char* strsignal(int signum);
char* strpbrk(const char*, const char* accept);
char* strtok_r(char* str, const char* delim, char** saved_str);
char* strtok(char* str, const char* delim);
int strcoll(const char* s1, const char* s2);
size_t strxfrm(char* dest, const char* src, size_t n);
__END_DECLS