diff options
Diffstat (limited to 'libc/sysdeps/linux/h8300/bits/string2.h')
| -rw-r--r-- | libc/sysdeps/linux/h8300/bits/string2.h | 1214 | 
1 files changed, 1214 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/h8300/bits/string2.h b/libc/sysdeps/linux/h8300/bits/string2.h new file mode 100644 index 000000000..734f5b0e3 --- /dev/null +++ b/libc/sysdeps/linux/h8300/bits/string2.h @@ -0,0 +1,1214 @@ +/* Machine-independant string function optimizations. +   Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. +   This file is part of the GNU C Library. +   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + +   The GNU C Library is free software; you can redistribute it and/or +   modify it under the terms of the GNU Library General Public License as +   published by the Free Software Foundation; either version 2 of the +   License, or (at your option) any later version. + +   The GNU C Library is distributed in the hope that it will be useful, +   but WITHOUT ANY WARRANTY; without even the implied warranty of +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU +   Library General Public License for more details. + +   You should have received a copy of the GNU Library General Public +   License along with the GNU C Library; see the file COPYING.LIB.  If not, +   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +   Boston, MA 02111-1307, USA.  */ + +#ifndef _STRING_H +# error "Never use <bits/string2.h> directly; include <string.h> instead." +#endif + +#ifndef __NO_STRING_INLINES + +/* Unlike the definitions in the header <bits/string.h> the +   definitions contained here are not optimized down to assembler +   level.  Those optimizations are not always a good idea since this +   means the code size increases a lot.  Instead the definitions here +   optimize some functions in a way which do not dramatically +   increase the code size and which do not use assembler.  The main +   trick is to use GNU CC's `__builtin_constant_p' function. + +   Every function XXX which has a defined version in +   <bits/string.h> must be accompanied by a symbol _HAVE_STRING_ARCH_XXX +   to make sure we don't get redefinitions. + +   We must use here macros instead of inline functions since the +   trick won't work with the latter.  */ + +#ifndef __STRING_INLINE +# ifdef __cplusplus +#  define __STRING_INLINE inline +# else +#  define __STRING_INLINE extern __inline +# endif +#endif + +#if _STRING_ARCH_unaligned +/* If we can do unaligned memory accesses we must know the endianess.  */ +# include <endian.h> +# include <bits/types.h> + +# if __BYTE_ORDER == __LITTLE_ENDIAN +#  define __STRING2_SMALL_GET16(src, idx) \ +     (((__const unsigned char *) (__const char *) (src))[idx + 1] << 8	      \ +      | ((__const unsigned char *) (__const char *) (src))[idx]) +#  define __STRING2_SMALL_GET32(src, idx) \ +     (((((__const unsigned char *) (__const char *) (src))[idx + 3] << 8      \ +	| ((__const unsigned char *) (__const char *) (src))[idx + 2]) << 8   \ +       | ((__const unsigned char *) (__const char *) (src))[idx + 1]) << 8    \ +      | ((__const unsigned char *) (__const char *) (src))[idx]) +# else +#  define __STRING2_SMALL_GET16(src, idx) \ +     (((__const unsigned char *) (__const char *) (src))[idx] << 8	      \ +      | ((__const unsigned char *) (__const char *) (src))[idx + 1]) +#  define __STRING2_SMALL_GET32(src, idx) \ +     (((((__const unsigned char *) (__const char *) (src))[idx] << 8	      \ +	| ((__const unsigned char *) (__const char *) (src))[idx + 1]) << 8   \ +       | ((__const unsigned char *) (__const char *) (src))[idx + 2]) << 8    \ +      | ((__const unsigned char *) (__const char *) (src))[idx + 3]) +# endif +#else +/* These are a few types we need for the optimizations if we cannot +   use unaligned memory accesses.  */ +# define __STRING2_COPY_TYPE(N) \ +  typedef struct { unsigned char __arr[N]; }				      \ +    __STRING2_COPY_ARR##N __attribute__ ((packed)) +__STRING2_COPY_TYPE (2); +__STRING2_COPY_TYPE (3); +__STRING2_COPY_TYPE (4); +__STRING2_COPY_TYPE (5); +__STRING2_COPY_TYPE (6); +__STRING2_COPY_TYPE (7); +__STRING2_COPY_TYPE (8); +# undef __STRING2_COPY_TYPE +#endif + +/* Dereferencing a pointer arg to run sizeof on it fails for the void +   pointer case, so we use this instead. +   Note that __x is evaluated twice. */ +#define __string2_1bptr_p(__x) \ +  ((size_t)(const void *)((__x) + 1) - (size_t)(const void *)(__x) == 1) + +/* Set N bytes of S to C.  */ +#ifndef _HAVE_STRING_ARCH_memset +# if _STRING_ARCH_unaligned +#  define memset(s, c, n) \ +  (__extension__ (__builtin_constant_p (n) && (n) <= 16			      \ +		  ? ((n) == 1						      \ +		     ? __memset_1 (s, c)				      \ +		     : __memset_gc (s, c, n))				      \ +		  : (__builtin_constant_p (c) && (c) == '\0'		      \ +		     ? ({ void *__s = (s); __bzero (__s, n); __s; })	      \ +		     : memset (s, c, n)))) + +#  define __memset_1(s, c) ({ void *__s = (s);				      \ +			    *((__uint8_t *) __s) = (__uint8_t) c; __s; }) + +#  define __memset_gc(s, c, n) \ +  ({ void *__s = (s);							      \ +     union {								      \ +       unsigned int __ui;						      \ +       unsigned short int __usi;					      \ +       unsigned char __uc;						      \ +     } *__u = __s;							      \ +     __uint8_t __c = (__uint8_t) (c);					      \ +									      \ +     /* This `switch' statement will be removed at compile-time.  */	      \ +     switch ((unsigned int) (n))					      \ +       {								      \ +       case 15:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 11:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 7:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 3:								      \ +	 __u->__usi = (unsigned short int) __c * 0x0101;		      \ +	 __u = __extension__ (void *)((char *) __u + 2);		      \ +	 __u->__uc = (unsigned char) __c;				      \ +	 break;								      \ +									      \ +       case 14:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 10:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 6:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 2:								      \ +	 __u->__usi = (unsigned short int) __c * 0x0101;		      \ +	 break;								      \ +									      \ +       case 13:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 9:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 5:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 1:								      \ +	 __u->__uc = (unsigned char) __c;				      \ +	 break;								      \ +									      \ +       case 16:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 12:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 8:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +	 __u = __extension__ (void *)((char *) __u + 4);		      \ +       case 4:								      \ +	 __u->__ui = __c * 0x01010101;					      \ +       case 0:								      \ +	 break;								      \ +       }								      \ +									      \ +     __s; }) +# else +#  define memset(s, c, n) \ +  (__extension__ (__builtin_constant_p (c) && (c) == '\0'		      \ +		  ? ({ void *__s = (s); __bzero (__s, n); __s; })	      \ +		  : memset (s, c, n))) +# endif + +/* GCC optimizes memset(s, 0, n) but not bzero(s, n). +   The optimization is broken before EGCS 1.1.  */ +# if defined __GNUC__ \ +     && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 90)) +#  define __bzero(s, n) __builtin_memset (s, '\0', n) +# endif + +#endif + + +/* Copy N bytes from SRC to DEST, returning pointer to byte following the +   last copied.  */ +#ifdef __USE_GNU +# ifndef _HAVE_STRING_ARCH_mempcpy +#  define __mempcpy(dest, src, n) \ +  (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n)      \ +		  && __string2_1bptr_p (src) && n <= 8			      \ +		  ? __mempcpy_small (dest, __mempcpy_args (src), n)	      \ +		  : __mempcpy (dest, src, n))) +/* In glibc we use this function frequently but for namespace reasons +   we have to use the name `__mempcpy'.  */ +#  define mempcpy(dest, src, n) __mempcpy (dest, src, n) + +#  if _STRING_ARCH_unaligned +#   define __mempcpy_args(src) \ +     ((char *) (src))[0], ((char *) (src))[2], ((char *) (src))[4],	      \ +     ((char *) (src))[6],						      \ +     __extension__ __STRING2_SMALL_GET16 (src, 0),			      \ +     __extension__ __STRING2_SMALL_GET16 (src, 4),			      \ +     __extension__ __STRING2_SMALL_GET32 (src, 0),			      \ +     __extension__ __STRING2_SMALL_GET32 (src, 4) +__STRING_INLINE void *__mempcpy_small (void *, char, char, char, char, +				       __uint16_t, __uint16_t, __uint32_t, +				       __uint32_t, size_t); +__STRING_INLINE void * +__mempcpy_small (void *__dest1, +		 char __src0_1, char __src2_1, char __src4_1, char __src6_1, +		 __uint16_t __src0_2, __uint16_t __src4_2, +		 __uint32_t __src0_4, __uint32_t __src4_4, +		 size_t __srclen) +{ +  union { +    __uint32_t __ui; +    __uint16_t __usi; +    unsigned char __uc; +    unsigned char __c; +  } *__u = __dest1; +  switch ((unsigned int) __srclen) +    { +    case 1: +      __u->__c = __src0_1; +      __u = __extension__ (void *)((char *) __u + 1); +      break; +    case 2: +      __u->__usi = __src0_2; +      __u = __extension__ (void *)((char *) __u + 2); +      break; +    case 3: +      __u->__usi = __src0_2; +      __u = __extension__ (void *)((char *) __u + 2); +      __u->__c = __src2_1; +      __u = __extension__ (void *)((char *) __u + 1); +      break; +    case 4: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      break; +    case 5: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__c = __src4_1; +      __u = __extension__ (void *)((char *) __u + 1); +      break; +    case 6: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__usi = __src4_2; +      __u = __extension__ (void *)((char *) __u + 2); +      break; +    case 7: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__usi = __src4_2; +      __u = __extension__ (void *)((char *) __u + 2); +      __u->__c = __src6_1; +      __u = __extension__ (void *)((char *) __u + 1); +      break; +    case 8: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__ui = __src4_4; +      __u = __extension__ (void *)((char *) __u + 4); +      break; +    } +  return (void *) __u; +} +#  else +#   define __mempcpy_args(src) \ +     ((__const char *) (src))[0],					      \ +     __extension__ ((__STRING2_COPY_ARR2)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1] } }),      \ +     __extension__ ((__STRING2_COPY_ARR3)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2] } }),				      \ +     __extension__ ((__STRING2_COPY_ARR4)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3] } }),      \ +     __extension__ ((__STRING2_COPY_ARR5)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4] } }),				      \ +     __extension__ ((__STRING2_COPY_ARR6)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], ((__const char *) (src))[5] } }),      \ +     __extension__ ((__STRING2_COPY_ARR7)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \ +	  ((__const char *) (src))[6] } }),				      \ +     __extension__ ((__STRING2_COPY_ARR8)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \ +	  ((__const char *) (src))[6], ((__const char *) (src))[7] } }) +__STRING_INLINE void *__mempcpy_small (void *, char, __STRING2_COPY_ARR2, +				       __STRING2_COPY_ARR3, +				       __STRING2_COPY_ARR4, +				       __STRING2_COPY_ARR5, +				       __STRING2_COPY_ARR6, +				       __STRING2_COPY_ARR7, +				       __STRING2_COPY_ARR8, size_t); +__STRING_INLINE void * +__mempcpy_small (void *__dest, char __src1, +		 __STRING2_COPY_ARR2 __src2, __STRING2_COPY_ARR3 __src3, +		 __STRING2_COPY_ARR4 __src4, __STRING2_COPY_ARR5 __src5, +		 __STRING2_COPY_ARR6 __src6, __STRING2_COPY_ARR7 __src7, +		 __STRING2_COPY_ARR8 __src8, size_t __srclen) +{ +  union { +    char __c; +    __STRING2_COPY_ARR2 __sca2; +    __STRING2_COPY_ARR3 __sca3; +    __STRING2_COPY_ARR4 __sca4; +    __STRING2_COPY_ARR5 __sca5; +    __STRING2_COPY_ARR6 __sca6; +    __STRING2_COPY_ARR7 __sca7; +    __STRING2_COPY_ARR8 __sca8; +  } *__u = __dest; +  switch ((unsigned int) __srclen) +    { +    case 1: +      __u->__c = __src1; +      break; +    case 2: +      __extension__ __u->__sca2 = __src2; +      break; +    case 3: +      __extension__ __u->__sca3 = __src3; +      break; +    case 4: +      __extension__ __u->__sca4 = __src4; +      break; +    case 5: +      __extension__ __u->__sca5 = __src5; +      break; +    case 6: +      __extension__ __u->__sca6 = __src6; +      break; +    case 7: +      __extension__ __u->__sca7 = __src7; +      break; +    case 8: +      __extension__ __u->__sca8 = __src8; +      break; +    } +  return __extension__ (void *)((char *) __u + __srclen); +} +#  endif +# endif +#endif + + +/* Return pointer to C in S.  */ +#ifndef _HAVE_STRING_ARCH_strchr +extern __ptr_t __rawmemchr (const __ptr_t __s, int __c); +# define strchr(s, c) \ +  (__extension__ (__builtin_constant_p (c) && (c) == '\0'		      \ +		  ? (char *) __rawmemchr (s, c)				      \ +		  : strchr (s, c))) +#endif + + +/* Copy SRC to DEST.  */ +#ifndef _HAVE_STRING_ARCH_strcpy +# define strcpy(dest, src) \ +  (__extension__ (__builtin_constant_p (src)				      \ +		  ? (__string2_1bptr_p (src) && strlen (src) + 1 <= 8	      \ +		     ? __strcpy_small (dest, __strcpy_args (src),	      \ +				       strlen (src) + 1)		      \ +		     : (char *) memcpy (dest, src, strlen (src) + 1))	      \ +		  : strcpy (dest, src))) + +# if _STRING_ARCH_unaligned +#  define __strcpy_args(src) \ +     __extension__ __STRING2_SMALL_GET16 (src, 0),			      \ +     __extension__ __STRING2_SMALL_GET16 (src, 4),			      \ +     __extension__ __STRING2_SMALL_GET32 (src, 0),			      \ +     __extension__ __STRING2_SMALL_GET32 (src, 4) +__STRING_INLINE char *__strcpy_small (char *, __uint16_t, __uint16_t, +				      __uint32_t, __uint32_t, size_t); +__STRING_INLINE char * +__strcpy_small (char *__dest, +		__uint16_t __src0_2, __uint16_t __src4_2, +		__uint32_t __src0_4, __uint32_t __src4_4, +		size_t __srclen) +{ +  union { +    __uint32_t __ui; +    __uint16_t __usi; +    unsigned char __uc; +  } *__u = (void *) __dest; +  switch ((unsigned int) __srclen) +    { +    case 1: +      __u->__uc = '\0'; +      break; +    case 2: +      __u->__usi = __src0_2; +      break; +    case 3: +      __u->__usi = __src0_2; +      __u = __extension__ (void *)((char *) __u + 2); +      __u->__uc = '\0'; +      break; +    case 4: +      __u->__ui = __src0_4; +      break; +    case 5: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__uc = '\0'; +      break; +    case 6: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__usi = __src4_2; +      break; +    case 7: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__usi = __src4_2; +      __u = __extension__ (void *)((char *) __u + 2); +      __u->__uc = '\0'; +      break; +    case 8: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__ui = __src4_4; +      break; +    } +  return __dest; +} +# else +#  define __strcpy_args(src) \ +     __extension__ ((__STRING2_COPY_ARR2)				      \ +      { { ((__const char *) (src))[0], '\0' } }),			      \ +     __extension__ ((__STRING2_COPY_ARR3)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  '\0' } }),							      \ +     __extension__ ((__STRING2_COPY_ARR4)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], '\0' } }),			      \ +     __extension__ ((__STRING2_COPY_ARR5)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  '\0' } }),							      \ +     __extension__ ((__STRING2_COPY_ARR6)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], '\0' } }),			      \ +     __extension__ ((__STRING2_COPY_ARR7)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \ +	  '\0' } }),							      \ +     __extension__ ((__STRING2_COPY_ARR8)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \ +	  ((__const char *) (src))[6], '\0' } }) +__STRING_INLINE char *__strcpy_small (char *, __STRING2_COPY_ARR2, +				      __STRING2_COPY_ARR3, +				      __STRING2_COPY_ARR4, +				      __STRING2_COPY_ARR5, +				      __STRING2_COPY_ARR6, +				      __STRING2_COPY_ARR7, +				      __STRING2_COPY_ARR8, size_t); +__STRING_INLINE char * +__strcpy_small (char *__dest, +		__STRING2_COPY_ARR2 __src2, __STRING2_COPY_ARR3 __src3, +		__STRING2_COPY_ARR4 __src4, __STRING2_COPY_ARR5 __src5, +		__STRING2_COPY_ARR6 __src6, __STRING2_COPY_ARR7 __src7, +		__STRING2_COPY_ARR8 __src8, size_t __srclen) +{ +  union { +    char __c; +    __STRING2_COPY_ARR2 __sca2; +    __STRING2_COPY_ARR3 __sca3; +    __STRING2_COPY_ARR4 __sca4; +    __STRING2_COPY_ARR5 __sca5; +    __STRING2_COPY_ARR6 __sca6; +    __STRING2_COPY_ARR7 __sca7; +    __STRING2_COPY_ARR8 __sca8; +  } *__u = (void *) __dest; +  switch ((unsigned int) __srclen) +    { +    case 1: +      __u->__c = '\0'; +      break; +    case 2: +      __extension__ __u->__sca2 = __src2; +      break; +    case 3: +      __extension__ __u->__sca3 = __src3; +      break; +    case 4: +      __extension__ __u->__sca4 = __src4; +      break; +    case 5: +      __extension__ __u->__sca5 = __src5; +      break; +    case 6: +      __extension__ __u->__sca6 = __src6; +      break; +    case 7: +      __extension__ __u->__sca7 = __src7; +      break; +    case 8: +      __extension__ __u->__sca8 = __src8; +      break; +  } +  return __dest; +} +# endif +#endif + + +/* Copy SRC to DEST, returning pointer to final NUL byte.  */ +#ifdef __USE_GNU +# ifndef _HAVE_STRING_ARCH_stpcpy +#  define __stpcpy(dest, src) \ +  (__extension__ (__builtin_constant_p (src)				      \ +		  ? (__string2_1bptr_p (src) && strlen (src) + 1 <= 8	      \ +		     ? __stpcpy_small (dest, __stpcpy_args (src),	      \ +				       strlen (src) + 1)		      \ +		     : ((char *) __mempcpy (dest, src, strlen (src) + 1) - 1))\ +		  : __stpcpy (dest, src))) +/* In glibc we use this function frequently but for namespace reasons +   we have to use the name `__stpcpy'.  */ +#  define stpcpy(dest, src) __stpcpy (dest, src) + +#  if _STRING_ARCH_unaligned +#   define __stpcpy_args(src) \ +     __extension__ __STRING2_SMALL_GET16 (src, 0),			      \ +     __extension__ __STRING2_SMALL_GET16 (src, 4),			      \ +     __extension__ __STRING2_SMALL_GET32 (src, 0),			      \ +     __extension__ __STRING2_SMALL_GET32 (src, 4) +__STRING_INLINE char *__stpcpy_small (char *, __uint16_t, __uint16_t, +				      __uint32_t, __uint32_t, size_t); +__STRING_INLINE char * +__stpcpy_small (char *__dest, +		__uint16_t __src0_2, __uint16_t __src4_2, +		__uint32_t __src0_4, __uint32_t __src4_4, +		size_t __srclen) +{ +  union { +    unsigned int __ui; +    unsigned short int __usi; +    unsigned char __uc; +    char __c; +  } *__u = (void *) __dest; +  switch ((unsigned int) __srclen) +    { +    case 1: +      __u->__uc = '\0'; +      break; +    case 2: +      __u->__usi = __src0_2; +      __u = __extension__ (void *)((char *) __u + 1); +      break; +    case 3: +      __u->__usi = __src0_2; +      __u = __extension__ (void *)((char *) __u + 2); +      __u->__uc = '\0'; +      break; +    case 4: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 3); +      break; +    case 5: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__uc = '\0'; +      break; +    case 6: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__usi = __src4_2; +      __u = __extension__ (void *)((char *) __u + 1); +      break; +    case 7: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__usi = __src4_2; +      __u = __extension__ (void *)((char *) __u + 2); +      __u->__uc = '\0'; +      break; +    case 8: +      __u->__ui = __src0_4; +      __u = __extension__ (void *)((char *) __u + 4); +      __u->__ui = __src4_4; +      __u = __extension__ (void *)((char *) __u + 3); +      break; +    } +  return &__u->__c; +} +#  else +#  define __stpcpy_args(src) \ +     __extension__ ((__STRING2_COPY_ARR2)				      \ +      { { ((__const char *) (src))[0], '\0' } }),			      \ +     __extension__ ((__STRING2_COPY_ARR3)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  '\0' } }),							      \ +     __extension__ ((__STRING2_COPY_ARR4)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], '\0' } }),			      \ +     __extension__ ((__STRING2_COPY_ARR5)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  '\0' } }),							      \ +     __extension__ ((__STRING2_COPY_ARR6)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], '\0' } }),			      \ +     __extension__ ((__STRING2_COPY_ARR7)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \ +	  '\0' } }),							      \ +     __extension__ ((__STRING2_COPY_ARR8)				      \ +      { { ((__const char *) (src))[0], ((__const char *) (src))[1],	      \ +	  ((__const char *) (src))[2], ((__const char *) (src))[3],	      \ +	  ((__const char *) (src))[4], ((__const char *) (src))[5],	      \ +	  ((__const char *) (src))[6], '\0' } }) +__STRING_INLINE char *__stpcpy_small (char *, __STRING2_COPY_ARR2, +				      __STRING2_COPY_ARR3, +				      __STRING2_COPY_ARR4, +				      __STRING2_COPY_ARR5, +				      __STRING2_COPY_ARR6, +				      __STRING2_COPY_ARR7, +				      __STRING2_COPY_ARR8, size_t); +__STRING_INLINE char * +__stpcpy_small (char *__dest, +		__STRING2_COPY_ARR2 __src2, __STRING2_COPY_ARR3 __src3, +		__STRING2_COPY_ARR4 __src4, __STRING2_COPY_ARR5 __src5, +		__STRING2_COPY_ARR6 __src6, __STRING2_COPY_ARR7 __src7, +		__STRING2_COPY_ARR8 __src8, size_t __srclen) +{ +  union { +    char __c; +    __STRING2_COPY_ARR2 __sca2; +    __STRING2_COPY_ARR3 __sca3; +    __STRING2_COPY_ARR4 __sca4; +    __STRING2_COPY_ARR5 __sca5; +    __STRING2_COPY_ARR6 __sca6; +    __STRING2_COPY_ARR7 __sca7; +    __STRING2_COPY_ARR8 __sca8; +  } *__u = (void *) __dest; +  switch ((unsigned int) __srclen) +    { +    case 1: +      __u->__c = '\0'; +      break; +    case 2: +      __extension__ __u->__sca2 = __src2; +      break; +    case 3: +      __extension__ __u->__sca3 = __src3; +      break; +    case 4: +      __extension__ __u->__sca4 = __src4; +      break; +    case 5: +      __extension__ __u->__sca5 = __src5; +      break; +    case 6: +      __extension__ __u->__sca6 = __src6; +      break; +    case 7: +      __extension__ __u->__sca7 = __src7; +      break; +    case 8: +      __extension__ __u->__sca8 = __src8; +      break; +  } +  return __dest + __srclen - 1; +} +#  endif +# endif +#endif + + +/* Copy no more than N characters of SRC to DEST.  */ +#ifndef _HAVE_STRING_ARCH_strncpy +# if defined _HAVE_STRING_ARCH_memset && defined _HAVE_STRING_ARCH_mempcpy +#  define strncpy(dest, src, n) \ +  (__extension__ ({ char *__dest = (dest);				      \ +		    __builtin_constant_p (src) && __builtin_constant_p (n)    \ +		    ? (strlen (src) + 1 >= ((size_t) (n))		      \ +		       ? (char *) memcpy (__dest, src, n)		      \ +		       : (memset (__mempcpy (__dest, src, strlen (src)),      \ +				  '\0', n - strlen (src)),		      \ +			  __dest))					      \ +		    : strncpy (__dest, src, n); })) +# else +#  define strncpy(dest, src, n) \ +  (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n)      \ +		  ? (strlen (src) + 1 >= ((size_t) (n))			      \ +		     ? (char *) memcpy (dest, src, n)			      \ +		     : strncpy (dest, src, n))				      \ +		  : strncpy (dest, src, n))) +# endif +#endif + + +/* Append no more than N characters from SRC onto DEST.  */ +#ifndef _HAVE_STRING_ARCH_strncat +# ifdef _HAVE_STRING_ARCH_strchr +#  define strncat(dest, src, n) \ +  (__extension__ ({ char *__dest = (dest);				      \ +		    __builtin_constant_p (src) && __builtin_constant_p (n)    \ +		    ? (strlen (src) < ((size_t) (n))			      \ +		       ? strcat (__dest, src)				      \ +		       : (memcpy (strchr (__dest, '\0'), src, n), __dest))    \ +		    : strncat (dest, src, n); })) +# else +#  define strncat(dest, src, n) \ +  (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n)      \ +		  ? (strlen (src) < ((size_t) (n))			      \ +		     ? strcat (dest, src)				      \ +		     : strncat (dest, src, n))				      \ +		  : strncat (dest, src, n))) +# endif +#endif + + +/* Compare characters of S1 and S2.  */ +#ifndef _HAVE_STRING_ARCH_strcmp +# define strcmp(s1, s2) \ +  __extension__								      \ +  ({ size_t __s1_len, __s2_len;						      \ +     (__builtin_constant_p (s1) && __builtin_constant_p (s2)		      \ +      && (__s1_len = strlen (s1), __s2_len = strlen (s2),		      \ +	  (!__string2_1bptr_p (s1) || __s1_len >= 4)			      \ +	  && (!__string2_1bptr_p (s2) || __s2_len >= 4))		      \ +      ? memcmp ((__const char *) (s1), (__const char *) (s2),		      \ +		(__s1_len < __s2_len ? __s1_len : __s2_len) + 1)	      \ +      : (__builtin_constant_p (s1) && __string2_1bptr_p (s1)		      \ +	 && (__s1_len = strlen (s1), __s1_len < 4)			      \ +	 ? (__builtin_constant_p (s2) && __string2_1bptr_p (s2)		      \ +	    ? __strcmp_cc (s1, s2, __s1_len)				      \ +	    : __strcmp_cg (s1, s2, __s1_len))				      \ +	 : (__builtin_constant_p (s2) && __string2_1bptr_p (s2)		      \ +	    && (__s2_len = strlen (s2), __s2_len < 4)			      \ +	    ? (__builtin_constant_p (s1) && __string2_1bptr_p (s1)	      \ +	       ? __strcmp_cc (s1, s2, __s2_len)				      \ +	       : __strcmp_gc (s1, s2, __s2_len))			      \ +	    : strcmp (s1, s2)))); }) + +# define __strcmp_cc(s1, s2, l) \ +  (__extension__ ({ register int __result =				      \ +		      (((__const unsigned char *) (__const char *) (s1))[0]   \ +		       - ((__const unsigned char *) (__const char *)(s2))[0]);\ +		    if (l > 0 && __result == 0)				      \ +		      {							      \ +			__result = (((__const unsigned char *)		      \ +				     (__const char *) (s1))[1]		      \ +				    - ((__const unsigned char *)	      \ +				       (__const char *) (s2))[1]);	      \ +			if (l > 1 && __result == 0)			      \ +			  {						      \ +			    __result =					      \ +			      (((__const unsigned char *)		      \ +				(__const char *) (s1))[2]		      \ +			       - ((__const unsigned char *)		      \ +				  (__const char *) (s2))[2]);		      \ +			    if (l > 2 && __result == 0)			      \ +			      __result =				      \ +				(((__const unsigned char *)		      \ +				  (__const char *) (s1))[3]		      \ +				 - ((__const unsigned char *)		      \ +				    (__const char *) (s2))[3]);		      \ +			  }						      \ +		      }							      \ +		    __result; })) + +# define __strcmp_cg(s1, s2, l1) \ +  (__extension__ ({ __const unsigned char *__s2 =			      \ +		      (__const unsigned char *) (__const char *) (s2);	      \ +		    register int __result =				      \ +		      (((__const unsigned char *) (__const char *) (s1))[0]   \ +		       - __s2[0]);					      \ +		    if (l1 > 0 && __result == 0)			      \ +		      {							      \ +			__result = (((__const unsigned char *)		      \ +				     (__const char *) (s1))[1] - __s2[1]);    \ +			if (l1 > 1 && __result == 0)			      \ +			  {						      \ +			    __result = (((__const unsigned char *)	      \ +					 (__const char *) (s1))[2] - __s2[2]);\ +			    if (l1 > 2 && __result == 0)		      \ +			      __result = (((__const unsigned char *)	      \ +					  (__const char *)  (s1))[3]	      \ +					  - __s2[3]);			      \ +			  }						      \ +		      }							      \ +		    __result; })) + +# define __strcmp_gc(s1, s2, l2) \ +  (__extension__ ({ __const unsigned char *__s1 =			      \ +		      (__const unsigned char *) (__const char *) (s1);	      \ +		    register int __result =				      \ +		      __s1[0] - ((__const unsigned char *)		      \ +				 (__const char *) (s2))[0];		      \ +		    if (l2 > 0 && __result == 0)			      \ +		      {							      \ +			__result = (__s1[1]				      \ +				    - ((__const unsigned char *)	      \ +				       (__const char *) (s2))[1]);	      \ +			if (l2 > 1 && __result == 0)			      \ +			  {						      \ +			    __result =					      \ +			      (__s1[2] - ((__const unsigned char *)	      \ +					  (__const char *) (s2))[2]);	      \ +			    if (l2 > 2 && __result == 0)		      \ +			      __result =				      \ +				(__s1[3]				      \ +				 - ((__const unsigned char *)		      \ +				    (__const char *) (s2))[3]);		      \ +			  }						      \ +		      }							      \ +		    __result; })) +#endif + + +/* Compare N characters of S1 and S2.  */ +#ifndef _HAVE_STRING_ARCH_strncmp +# define strncmp(s1, s2, n)						      \ +  (__extension__ (__builtin_constant_p (n)				      \ +		  && ((__builtin_constant_p (s1)			      \ +		       && strlen (s1) < ((size_t) (n)))			      \ +		      || (__builtin_constant_p (s2)			      \ +			  && strlen (s2) < ((size_t) (n))))		      \ +		  ? strcmp (s1, s2) : strncmp (s1, s2, n))) +#endif + + +/* Return the length of the initial segment of S which +   consists entirely of characters not in REJECT.  */ +#ifndef _HAVE_STRING_ARCH_strcspn +# define strcspn(s, reject) \ +  __extension__								      \ +  ({ char __r0, __r1, __r2;						      \ +     (__builtin_constant_p (reject) && __string2_1bptr_p (reject)	      \ +      ? ((__r0 = ((__const char *) (reject))[0], __r0 == '\0')		      \ +	 ? strlen (s)							      \ +	 : ((__r1 = ((__const char *) (reject))[1], __r1 == '\0')	      \ +	    ? __strcspn_c1 (s, __r0)					      \ +	    : ((__r2 = ((__const char *) (reject))[2], __r2 == '\0')	      \ +	       ? __strcspn_c2 (s, __r0, __r1)				      \ +	       : (((__const char *) (reject))[3] == '\0'		      \ +		  ? __strcspn_c3 (s, __r0, __r1, __r2)			      \ +		  : strcspn (s, reject)))))				      \ +		  : strcspn (s, reject)); }) + +__STRING_INLINE size_t __strcspn_c1 (__const char *__s, char __reject); +__STRING_INLINE size_t +__strcspn_c1 (__const char *__s, char __reject) +{ +  register size_t __result = 0; +  while (__s[__result] != '\0' && __s[__result] != __reject) +    ++__result; +  return __result; +} + +__STRING_INLINE size_t __strcspn_c2 (__const char *__s, char __reject1, +				     char __reject2); +__STRING_INLINE size_t +__strcspn_c2 (__const char *__s, char __reject1, char __reject2) +{ +  register size_t __result = 0; +  while (__s[__result] != '\0' && __s[__result] != __reject1 +	 && __s[__result] != __reject2) +    ++__result; +  return __result; +} + +__STRING_INLINE size_t __strcspn_c3 (__const char *__s, char __reject1, +				     char __reject2, char __reject3); +__STRING_INLINE size_t +__strcspn_c3 (__const char *__s, char __reject1, char __reject2, +	      char __reject3) +{ +  register size_t __result = 0; +  while (__s[__result] != '\0' && __s[__result] != __reject1 +	 && __s[__result] != __reject2 && __s[__result] != __reject3) +    ++__result; +  return __result; +} +#endif + + +/* Return the length of the initial segment of S which +   consists entirely of characters in ACCEPT.  */ +#ifndef _HAVE_STRING_ARCH_strspn +# define strspn(s, accept) \ +  __extension__								      \ +  ({ char __a0, __a1, __a2;						      \ +     (__builtin_constant_p (accept) && __string2_1bptr_p (accept)	      \ +      ? ((__a0 = ((__const char *) (accept))[0], __a0 == '\0')		      \ +	 ? 0								      \ +	 : ((__a1 = ((__const char *) (accept))[1], __a1 == '\0')	      \ +	    ? __strspn_c1 (s, __a0)					      \ +	    : ((__a2 = ((__const char *) (accept))[2], __a2 == '\0')	      \ +	       ? __strspn_c2 (s, __a0, __a1)				      \ +	       : (((__const char *) (accept))[3] == '\0'		      \ +		  ? __strspn_c3 (s, __a0, __a1, __a2)			      \ +		  : strspn (s, accept)))))				      \ +      : strspn (s, accept)); }) + +__STRING_INLINE size_t __strspn_c1 (__const char *__s, char __accept); +__STRING_INLINE size_t +__strspn_c1 (__const char *__s, char __accept) +{ +  register size_t __result = 0; +  /* Please note that __accept never can be '\0'.  */ +  while (__s[__result] == __accept) +    ++__result; +  return __result; +} + +__STRING_INLINE size_t __strspn_c2 (__const char *__s, char __accept1, +				    char __accept2); +__STRING_INLINE size_t +__strspn_c2 (__const char *__s, char __accept1, char __accept2) +{ +  register size_t __result = 0; +  /* Please note that __accept1 and __accept2 never can be '\0'.  */ +  while (__s[__result] == __accept1 || __s[__result] == __accept2) +    ++__result; +  return __result; +} + +__STRING_INLINE size_t __strspn_c3 (__const char *__s, char __accept1, +				    char __accept2, char __accept3); +__STRING_INLINE size_t +__strspn_c3 (__const char *__s, char __accept1, char __accept2, char __accept3) +{ +  register size_t __result = 0; +  /* Please note that __accept1 to __accept3 never can be '\0'.  */ +  while (__s[__result] == __accept1 || __s[__result] == __accept2 +	 || __s[__result] == __accept3) +    ++__result; +  return __result; +} +#endif + + +/* Find the first occurrence in S of any character in ACCEPT.  */ +#ifndef _HAVE_STRING_ARCH_strpbrk +# define strpbrk(s, accept) \ +  __extension__								      \ +  ({ char __a0, __a1, __a2;						      \ +     (__builtin_constant_p (accept) && __string2_1bptr_p (accept)	      \ +      ? ((__a0 = ((__const char  *) (accept))[0], __a0 == '\0')		      \ +	 ? NULL								      \ +	 : ((__a1 = ((__const char *) (accept))[1], __a1 == '\0')	      \ +	    ? strchr (s, __a0)						      \ +	    : ((__a2 = ((__const char *) (accept))[2], __a2 == '\0')	      \ +	       ? __strpbrk_c2 (s, __a0, __a1)				      \ +	       : (((__const char *) (accept))[3] == '\0'		      \ +		  ? __strpbrk_c3 (s, __a0, __a1, __a2)			      \ +		  : strpbrk (s, accept)))))				      \ +      : strpbrk (s, accept)); }) + +__STRING_INLINE char *__strpbrk_c2 (__const char *__s, char __accept1, +				     char __accept2); +__STRING_INLINE char * +__strpbrk_c2 (__const char *__s, char __accept1, char __accept2) +{ +  /* Please note that __accept1 and __accept2 never can be '\0'.  */ +  while (*__s != '\0' && *__s != __accept1 && *__s != __accept2) +    ++__s; +  return *__s == '\0' ? NULL : (char *) (size_t) __s; +} + +__STRING_INLINE char *__strpbrk_c3 (__const char *__s, char __accept1, +				     char __accept2, char __accept3); +__STRING_INLINE char * +__strpbrk_c3 (__const char *__s, char __accept1, char __accept2, +	      char __accept3) +{ +  /* Please note that __accept1 to __accept3 never can be '\0'.  */ +  while (*__s != '\0' && *__s != __accept1 && *__s != __accept2 +	 && *__s != __accept3) +    ++__s; +  return *__s == '\0' ? NULL : (char *) (size_t) __s; +} +#endif + + +/* Find the first occurrence of NEEDLE in HAYSTACK.  */ +#ifndef _HAVE_STRING_ARCH_strstr +# define strstr(haystack, needle) \ +  (__extension__ (__builtin_constant_p (needle) && __string2_1bptr_p (needle) \ +		  ? (((__const char *) (needle))[0] == '\0'		      \ +		     ? (char *) (size_t) (haystack)			      \ +		     : (((__const char *) (needle))[1] == '\0'		      \ +			? strchr (haystack,				      \ +				  ((__const char *) (needle))[0]) 	      \ +			: strstr (haystack, needle)))			      \ +		  : strstr (haystack, needle))) +#endif + + +#if defined __USE_GNU && !defined _FORCE_INLINES +# ifndef _HAVE_STRING_ARCH_strnlen +__STRING_INLINE size_t +strnlen (__const char *__string, size_t __maxlen) +{ +  __const char *__end = (__const char *) memchr (__string, '\0', __maxlen); +  return __end ? (size_t) (__end - __string) : __maxlen; +} +# endif +#endif + + +#ifndef _HAVE_STRING_ARCH_strtok_r +# define __strtok_r(s, sep, nextp) \ +  (__extension__ (__builtin_constant_p (sep) && __string2_1bptr_p (sep)	      \ +		  ? (((__const char *) (sep))[0] != '\0'		      \ +		     && ((__const char *) (sep))[1] == '\0'		      \ +		     ? __strtok_r_1c (s, ((__const char *) (sep))[0], nextp)  \ +		     : __strtok_r (s, sep, nextp))			      \ +		  : __strtok_r (s, sep, nextp))) + +__STRING_INLINE char *__strtok_r_1c (char *__s, char __sep, char **__nextp); +__STRING_INLINE char * +__strtok_r_1c (char *__s, char __sep, char **__nextp) +{ +  char *__result; +  if (__s == NULL) +    __s = *__nextp; +  while (*__s == __sep) +    ++__s; +  if (*__s == '\0') +    __result = NULL; +  else +    { +      __result = __s; +      while (*__s != '\0' && *__s != __sep) +	++__s; +      if (*__s == '\0') +	*__nextp = __s; +      else +	{ +	  *__s = '\0'; +	  *__nextp = __s + 1; +	} +    } +  return __result; +} +# if defined __USE_POSIX || defined __USE_MISC +#  define strtok_r(s, sep, nextp) __strtok_r ((s), (sep), (nextp)) +# endif +#endif + + +#ifndef _HAVE_STRING_ARCH_strsep + +# define __strsep(s, reject) \ +  __extension__								      \ +  ({ char __r0, __r1, __r2;						      \ +     (__builtin_constant_p (reject) && __string2_1bptr_p (reject)	      \ +      && (__r0 = ((__const char *) (reject))[0],			      \ +	  ((__const char *) (reject))[0] != '\0')			      \ +      ? ((__r1 = ((__const char *) (reject))[1],			      \ +	 ((__const char *) (reject))[1] == '\0')			      \ +	 ? __strsep_1c (s, __r0)					      \ +	 : ((__r2 = ((__const char *) (reject))[2], __r2 == '\0')	      \ +	    ? __strsep_2c (s, __r0, __r1)				      \ +	    : (((__const char *) (reject))[3] == '\0'			      \ +	       ? __strsep_3c (s, __r0, __r1, __r2)			      \ +	       : __strsep_g (s, reject))))				      \ +      : __strsep_g (s, reject)); }) + +__STRING_INLINE char *__strsep_1c (char **__s, char __reject); +__STRING_INLINE char * +__strsep_1c (char **__s, char __reject) +{ +  register char *__retval = *__s; +  if (__retval == NULL) +    return *__s = NULL; +  if (*__retval == __reject) +    *(*__s)++ = '\0'; +  else +    if ((*__s = strchr (__retval, __reject)) != NULL) +      *(*__s)++ = '\0'; +    else +      *__s = NULL; +  return __retval; +} + +__STRING_INLINE char *__strsep_2c (char **__s, char __reject1, char __reject2); +__STRING_INLINE char * +__strsep_2c (char **__s, char __reject1, char __reject2) +{ +  register char *__retval = *__s; +  if (__retval == NULL) +    return *__s = NULL; +  if (*__retval == __reject1 || *__retval == __reject2) +    *(*__s)++ = '\0'; +  else +    { +      register char *__cp = __retval; +      while (*__cp != '\0' && *__cp != __reject1 && *__cp != __reject2) +	++__cp; +      if (*__cp != '\0') +	{ +	  *__s = __cp; +	  *(*__s)++ = '\0'; +	} +      else +	*__s = NULL; +    } +  return __retval; +} + +__STRING_INLINE char *__strsep_3c (char **__s, char __reject1, char __reject2, +				   char __reject3); +__STRING_INLINE char * +__strsep_3c (char **__s, char __reject1, char __reject2, char __reject3) +{ +  register char *__retval = *__s; +  if (__retval == NULL) +    return *__s = NULL; +  if (*__retval == __reject1 || *__retval == __reject2 +      || *__retval == __reject3) +    *(*__s)++ = '\0'; +  else +    { +      register char *__cp = __retval; +      while (*__cp != '\0' && *__cp != __reject1 && *__cp != __reject2 +	     && *__cp != __reject3) +	++__cp; +      if (*__cp != '\0') +	{ +	  *__s = __cp; +	  *(*__s)++ = '\0'; +	} +      else +	*__s = NULL; +    } +  return __retval; +} + +__STRING_INLINE char *__strsep_g (char **__s, __const char *__reject); +__STRING_INLINE char * +__strsep_g (char **__s, __const char *__reject) +{ +  register char *__retval = *__s; +  if (__retval == NULL) +    return NULL; +  if ((*__s = strpbrk (__retval, __reject)) != NULL) +    *(*__s)++ = '\0'; +  return __retval; +} +# ifdef __USE_BSD +#  define strsep(s, reject) __strsep ((s), (reject)) +# endif +#endif + +/* We need the memory allocation functions for inline strdup(). +   Referring to stdlib.h (even minimally) is not allowed +   in any of the tight standards compliant modes.  */ +#ifdef __USE_MISC + +# if !defined _HAVE_STRING_ARCH_strdup || !defined _HAVE_STRING_ARCH_strndup +#  define __need_malloc_and_calloc +#  include <stdlib.h> +# endif + +# ifndef _HAVE_STRING_ARCH_strdup + +#  define __strdup(s) \ +  (__extension__ (__builtin_constant_p (s) && __string2_1bptr_p (s)	      \ +		  ? (((__const char *) (s))[0] == '\0'			      \ +		     ? (char *) calloc (1, 1)				      \ +		     : ({ size_t __len = strlen (s) + 1;		      \ +			  char *__retval = (char *) malloc (__len);	      \ +			  if (__retval != NULL)				      \ +			    __retval = (char *) memcpy (__retval, s, __len);  \ +			  __retval; }))					      \ +		  : __strdup (s))) + +#  if defined __USE_SVID || defined __USE_BSD || defined __USE_XOPEN_EXTENDED +#   define strdup(s) __strdup (s) +#  endif +# endif + +#endif /* Use misc. or use GNU.  */ + +#ifndef _FORCE_INLINES +# undef __STRING_INLINE +#endif + +#endif /* No string inlines.  */  | 
