string.h

c语言编译器

#ifndef __STRING
#define __STRING

#ifndef NULL
#define NULL ((void*)0)
#endif

#if !defined(_SIZE_T) && !defined(_SIZE_T_) && !defined(_SIZE_T_DEFINED)
#define _SIZE_T
#define _SIZE_T_
#define _SIZE_T_DEFINED
typedef unsigned long size_t;
#endif

void *memcpy(void *, const void *, size_t);
void *memmove(void *, const void *, size_t);
char *strcpy(char *, const char *);
char *strncpy(char *, const char *, size_t);
char *strcat(char *, const char *);
char *strncat(char *, const char *, size_t);
int memcmp(const void *, const void *, size_t);
int strcmp(const char *, const char *);
int strcoll(const char *, const char *);
int strncmp(const char *, const char *, size_t);
size_t strxfrm(char *, const char *, size_t);
void *memchr(const void *, int, size_t);
char *strchr(const char *, int);
size_t strcspn(const char *, const char *);
char *strpbrk(const char *, const char *);
char *strrchr(const char *, int);
size_t strspn(const char *, const char *);
char *strstr(const char *, const char *);
char *strtok(char *, const char *);
void *memset(void *, int, size_t);
char *strerror(int);
size_t strlen(const char *);

#endif /* __STRING */