From 2512c847453c24b928c34beed88902fbb6877b7a Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Thu, 27 Sep 2001 05:24:26 +0000 Subject: Update to accomodate the header file changes --- libc/sysdeps/linux/i386/bits/string2.h | 88 +++++++++++++++++++++++----------- 1 file changed, 59 insertions(+), 29 deletions(-) (limited to 'libc/sysdeps/linux/i386/bits/string2.h') diff --git a/libc/sysdeps/linux/i386/bits/string2.h b/libc/sysdeps/linux/i386/bits/string2.h index 734f5b0e3..e2e5c0053 100644 --- a/libc/sysdeps/linux/i386/bits/string2.h +++ b/libc/sysdeps/linux/i386/bits/string2.h @@ -1,28 +1,28 @@ /* Machine-independant string function optimizations. - Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 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. + 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 - Library General Public License for more details. + Lesser 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. */ + 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 directly; include instead." #endif -#ifndef __NO_STRING_INLINES +#if !defined __NO_STRING_INLINES && !defined __BOUNDED_POINTERS__ /* Unlike the definitions in the header the definitions contained here are not optimized down to assembler @@ -186,8 +186,7 @@ __STRING2_COPY_TYPE (8); /* 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)) +# if __GNUC_PREREQ (2, 91) # define __bzero(s, n) __builtin_memset (s, '\0', n) # endif @@ -209,8 +208,8 @@ __STRING2_COPY_TYPE (8); # if _STRING_ARCH_unaligned # define __mempcpy_args(src) \ - ((char *) (src))[0], ((char *) (src))[2], ((char *) (src))[4], \ - ((char *) (src))[6], \ + ((__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), \ @@ -369,7 +368,7 @@ __mempcpy_small (void *__dest, char __src1, /* Return pointer to C in S. */ #ifndef _HAVE_STRING_ARCH_strchr -extern __ptr_t __rawmemchr (const __ptr_t __s, int __c); +extern void *__rawmemchr (const void *__s, int __c); # define strchr(s, c) \ (__extension__ (__builtin_constant_p (c) && (c) == '\0' \ ? (char *) __rawmemchr (s, c) \ @@ -699,7 +698,7 @@ __stpcpy_small (char *__dest, /* 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 +# 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) \ @@ -722,13 +721,14 @@ __stpcpy_small (char *__dest, /* Append no more than N characters from SRC onto DEST. */ #ifndef _HAVE_STRING_ARCH_strncat -# ifdef _HAVE_STRING_ARCH_strchr +# 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) \ - : (memcpy (strchr (__dest, '\0'), src, n), __dest)) \ + : (*((char *) __mempcpy (strchr (__dest, '\0'), \ + src, n)) = '\0', __dest)) \ : strncat (dest, src, n); })) # else # define strncat(dest, src, n) \ @@ -915,7 +915,7 @@ __strcspn_c3 (__const char *__s, char __reject1, char __reject2, ({ char __a0, __a1, __a2; \ (__builtin_constant_p (accept) && __string2_1bptr_p (accept) \ ? ((__a0 = ((__const char *) (accept))[0], __a0 == '\0') \ - ? 0 \ + ? ((void) (s), 0) \ : ((__a1 = ((__const char *) (accept))[1], __a1 == '\0') \ ? __strspn_c1 (s, __a0) \ : ((__a2 = ((__const char *) (accept))[2], __a2 == '\0') \ @@ -970,7 +970,7 @@ __strspn_c3 (__const char *__s, char __accept1, char __accept2, char __accept3) ({ char __a0, __a1, __a2; \ (__builtin_constant_p (accept) && __string2_1bptr_p (accept) \ ? ((__a0 = ((__const char *) (accept))[0], __a0 == '\0') \ - ? NULL \ + ? ((void) (s), NULL) \ : ((__a1 = ((__const char *) (accept))[1], __a1 == '\0') \ ? strchr (s, __a0) \ : ((__a2 = ((__const char *) (accept))[2], __a2 == '\0') \ @@ -980,10 +980,10 @@ __strspn_c3 (__const char *__s, char __accept1, char __accept2, char __accept3) : 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, int __accept1, + int __accept2); __STRING_INLINE char * -__strpbrk_c2 (__const char *__s, char __accept1, char __accept2) +__strpbrk_c2 (__const char *__s, int __accept1, int __accept2) { /* Please note that __accept1 and __accept2 never can be '\0'. */ while (*__s != '\0' && *__s != __accept1 && *__s != __accept2) @@ -991,11 +991,11 @@ __strpbrk_c2 (__const char *__s, char __accept1, char __accept2) 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, int __accept1, + int __accept2, int __accept3); __STRING_INLINE char * -__strpbrk_c3 (__const char *__s, char __accept1, char __accept2, - char __accept3) +__strpbrk_c3 (__const char *__s, int __accept1, int __accept2, + int __accept3) { /* Please note that __accept1 to __accept3 never can be '\0'. */ while (*__s != '\0' && *__s != __accept1 && *__s != __accept2 @@ -1006,8 +1006,9 @@ __strpbrk_c3 (__const char *__s, char __accept1, char __accept2, #endif -/* Find the first occurrence of NEEDLE in HAYSTACK. */ -#ifndef _HAVE_STRING_ARCH_strstr +/* Find the first occurrence of NEEDLE in HAYSTACK. Newer gcc versions + do this itself. */ +#if !defined _HAVE_STRING_ARCH_strstr && !__GNUC_PREREQ (2, 97) # define strstr(haystack, needle) \ (__extension__ (__builtin_constant_p (needle) && __string2_1bptr_p (needle) \ ? (((__const char *) (needle))[0] == '\0' \ @@ -1189,6 +1190,7 @@ __strsep_g (char **__s, __const char *__reject) # ifndef _HAVE_STRING_ARCH_strdup +extern char *__strdup (__const char *__string) __THROW __attribute_malloc__; # define __strdup(s) \ (__extension__ (__builtin_constant_p (s) && __string2_1bptr_p (s) \ ? (((__const char *) (s))[0] == '\0' \ @@ -1205,6 +1207,34 @@ __strsep_g (char **__s, __const char *__reject) # endif # endif +# ifndef _HAVE_STRING_ARCH_strndup + +extern char *__strndup (__const char *__string, size_t __n) + __THROW __attribute_malloc__; +# define __strndup(s, n) \ + (__extension__ (__builtin_constant_p (s) && __string2_1bptr_p (s) \ + ? (((__const char *) (s))[0] == '\0' \ + ? (char *) calloc (1, 1) \ + : ({ size_t __len = strlen (s) + 1; \ + size_t __n = (n); \ + char *__retval; \ + if (__n < __len) \ + __len = __n; \ + __retval = (char *) malloc (__len); \ + if (__retval != NULL) \ + { \ + __retval[__len - 1] = '\0'; \ + __retval = (char *) memcpy (__retval, s, \ + __len - 1); \ + } \ + __retval; })) \ + : __strndup ((s), (n)))) + +# ifdef __USE_GNU +# define strndup(s, n) __strndup ((s), (n)) +# endif +# endif + #endif /* Use misc. or use GNU. */ #ifndef _FORCE_INLINES -- cgit v1.2.3