string.h

来自「病理冰冻切片机C51程序,KEIL C编译环境」· C头文件 代码 · 共 42 行

/*
 *-----------------------------------------------------------------------------
 *  Copyright (c) KEIL ELEKTRONIK GmbH and Franklin Software, Inc., 1987-1992
 *-----------------------------------------------------------------------------
 */
/* STRING.H: string functions V3.00 */

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

#pragma SAVE
#pragma REGPARMS
extern char *strcat (char *s1, char *s2);
extern char *strncat (char *s1, char *s2, int n);

extern char strcmp (char *s1, char *s2);
extern char strncmp (char *s1, char *s2, int n);

extern char *strcpy (char *s1, char *s2);
extern char *strncpy (char *s1, char *s2, int n);

extern int strlen (char *);

extern char *strchr (const char *s, char c);
extern int strpos (const char *s, char c);
extern char *strrchr (const char *s, char c);
extern int strrpos (const char *s, char c);

extern int strspn (char *s, char *set);
extern int strcspn (char *s, char *set);
extern char *strpbrk (char *s, char *set);
extern char *strrpbrk (char *s, char *set);

extern char memcmp (void *s1, void *s2, int n);
extern void *memcpy (void *s1, void *s2, int n);
extern void *memchr (void *s, char val, int n);
extern void *memccpy (void *s1, void *s2, char val, int n);
extern void *memmove (void *s1, void *s2, int n);
extern void *memset  (void *s, char val, int n);
#pragma RESTORE