diff options
author | Eric Andersen <andersen@codepoet.org> | 2004-07-30 20:51:31 +0000 |
---|---|---|
committer | Eric Andersen <andersen@codepoet.org> | 2004-07-30 20:51:31 +0000 |
commit | 5f93ab70053b3cb6453004641c70b9ca97ba4d57 (patch) | |
tree | d539d68196fc573dfa4defd063c80bb0fe2e0c7b /libc/sysdeps | |
parent | 9efd18d33815d59900becfac7820902e15b6126e (diff) |
Cleanup some dead wood in the header files
Diffstat (limited to 'libc/sysdeps')
-rw-r--r-- | libc/sysdeps/linux/arm/bits/string.h | 31 | ||||
-rw-r--r-- | libc/sysdeps/linux/common/bits/string.h | 12 | ||||
-rw-r--r-- | libc/sysdeps/linux/common/bits/string2.h | 1265 | ||||
-rw-r--r-- | libc/sysdeps/linux/i386/bits/string.h | 904 | ||||
-rw-r--r-- | libc/sysdeps/linux/sparc/bits/string.h | 26 |
5 files changed, 0 insertions, 2238 deletions
diff --git a/libc/sysdeps/linux/arm/bits/string.h b/libc/sysdeps/linux/arm/bits/string.h deleted file mode 100644 index 206f956df..000000000 --- a/libc/sysdeps/linux/arm/bits/string.h +++ /dev/null @@ -1,31 +0,0 @@ -/* Optimized, inlined string functions. ARM version. - Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; 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/string.h> directly; include <string.h> instead." -#endif - -/* We must defeat the generic optimized versions of these functions in - <bits/string2.h> since they don't work on the ARM. This is because - the games they play with the __STRING2_COPY_ARR# structures fail - when structs are always 32-bit aligned. - XXX Should provide suitably optimal replacements. */ -#define _HAVE_STRING_ARCH_strcpy 1 -#define _HAVE_STRING_ARCH_stpcpy 1 -#define _HAVE_STRING_ARCH_mempcpy 1 diff --git a/libc/sysdeps/linux/common/bits/string.h b/libc/sysdeps/linux/common/bits/string.h deleted file mode 100644 index ad68b038b..000000000 --- a/libc/sysdeps/linux/common/bits/string.h +++ /dev/null @@ -1,12 +0,0 @@ -/* This file should provide inline versions of string functions. - - Surround GCC-specific parts with #ifdef __GNUC__, and use `extern __inline'. - - This file should define __STRING_INLINES if functions are actually defined - as inlines. */ - -#ifndef _BITS_STRING_H -#define _BITS_STRING_H 1 - - -#endif /* bits/string.h */ diff --git a/libc/sysdeps/linux/common/bits/string2.h b/libc/sysdeps/linux/common/bits/string2.h deleted file mode 100644 index 8f9fbd120..000000000 --- a/libc/sysdeps/linux/common/bits/string2.h +++ /dev/null @@ -1,1265 +0,0 @@ -/* Machine-independant string function optimizations. - Copyright (C) 1997,1998,1999,2000,2001,2002 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 Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; 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 - -#if !defined __NO_STRING_INLINES && !defined __BOUNDED_POINTERS__ - -/* 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 __GNUC_PREREQ (2, 91) -# 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 -# if !defined _HAVE_STRING_ARCH_mempcpy || defined _FORCE_INLINES -# ifndef _HAVE_STRING_ARCH_mempcpy -# if __GNUC_PREREQ (3, 0) -# define __mempcpy(dest, src, n) \ - (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n) \ - && __string2_1bptr_p (src) && n <= 8 \ - ? __builtin_memcpy (dest, src, n) + (n) \ - : __mempcpy (dest, src, n))) -# else -# 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))) -# endif -/* 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) -# endif - -# if !__GNUC_PREREQ (3, 0) || defined _FORCE_INLINES -# if _STRING_ARCH_unaligned -# ifndef _FORCE_INLINES -# define __mempcpy_args(src) \ - ((__const char *) (src))[0], ((__const char *) (src))[2], \ - ((__const char *) (src))[4], ((__const 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) -# endif -__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 -# ifndef _FORCE_INLINES -# 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] } }) -# endif -__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 -#endif - - -/* Return pointer to C in S. */ -#ifndef _HAVE_STRING_ARCH_strchr -extern void *__rawmemchr (const void *__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. */ -#if (!defined _HAVE_STRING_ARCH_strcpy && !__GNUC_PREREQ (3, 0)) \ - || defined _FORCE_INLINES -# if !defined _HAVE_STRING_ARCH_strcpy && !__GNUC_PREREQ (3, 0) -# 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))) -# endif - -# if _STRING_ARCH_unaligned -# ifndef _FORCE_INLINES -# 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) -# endif -__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 -# ifndef _FORCE_INLINES -# 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' } }) -# endif -__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 -# if !defined _HAVE_STRING_ARCH_stpcpy || defined _FORCE_INLINES -# ifndef _HAVE_STRING_ARCH_stpcpy -# if __GNUC_PREREQ (3, 0) -# define __stpcpy(dest, src) \ - (__extension__ (__builtin_constant_p (src) \ - ? (__string2_1bptr_p (src) && strlen (src) + 1 <= 8 \ - ? __builtin_strcpy (dest, src) + strlen (src) \ - : ((char *) (__mempcpy) (dest, src, strlen (src) + 1) \ - - 1)) \ - : __stpcpy (dest, src))) -# else -# 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))) -# endif -/* 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) -# endif - -# if !__GNUC_PREREQ (3, 0) || defined _FORCE_INLINES -# if _STRING_ARCH_unaligned -# ifndef _FORCE_INLINES -# 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) -# endif -__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 -# ifndef _FORCE_INLINES -# 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' } }) -# endif -__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 -#endif - - -/* Copy no more than N characters of SRC to DEST. */ -#ifndef _HAVE_STRING_ARCH_strncpy -# if defined _USE_STRING_ARCH_memset && defined _USE_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 _USE_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) \ - : (*((char *) __mempcpy (strchr (__dest, '\0'), \ - src, n)) = '\0', __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_st |