#ifndef __ALPHA_STRING_H__#define __ALPHA_STRING_H__ #ifdef __KERNEL__ /* * GCC of any recent vintage doesn't do stupid things with bcopy. * EGCS 1.1 knows all about expanding memcpy inline, others don't. * * Similarly for a memset with data = 0. */ #define __HAVE_ARCH_MEMCPYextern void * memcpy(void *, const void *, size_t);#define __HAVE_ARCH_MEMMOVEextern void * memmove(void *, const void *, size_t); /* For backward compatibility with modules.  Unused otherwise.  */extern void * __memcpy(void *, const void *, size_t); #define memcpy __builtin_memcpy #define __HAVE_ARCH_MEMSETextern void * __constant_c_memset(void *, unsigned long, size_t);extern void * __memset(void *, int, size_t);extern void * memset(void *, int, size_t); #define memset(s, c, n)							    \(__builtin_constant_p(c)						    \ ? (__builtin_constant_p(n) && (c) == 0					    \    ? __builtin_memset((s),0,(n)) 					    \    : __constant_c_memset((s),0x0101010101010101UL*(unsigned char)(c),(n))) \ : __memset((s),(c),(n))) #define __HAVE_ARCH_STRCPYextern char * strcpy(char *,const char *);#define __HAVE_ARCH_STRNCPYextern char * strncpy(char *, const char *, size_t);#define __HAVE_ARCH_STRCATextern char * strcat(char *, const char *);#define __HAVE_ARCH_STRNCATextern char * strncat(char *, const char *, size_t);#define __HAVE_ARCH_STRCHRextern char * strchr(const char *,int);#define __HAVE_ARCH_STRRCHRextern char * strrchr(const char *,int);#define __HAVE_ARCH_STRLENextern size_t strlen(const char *);#define __HAVE_ARCH_MEMCHRextern void * memchr(const void *, int, size_t); /* The following routine is like memset except that it writes 16-bit   aligned values.  The DEST and COUNT parameters must be even for    correct operation.  */ #define __HAVE_ARCH_MEMSETWextern void * __memsetw(void *dest, unsigned short, size_t count); #define memsetw(s, c, n)						 \(__builtin_constant_p(c)						 \ ? __constant_c_memset((s),0x0001000100010001UL*(unsigned short)(c),(n)) \ : __memsetw((s),(c),(n))) #endif /* __KERNEL__ */ #endif /* __ALPHA_STRING_H__ */