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authorEric Andersen <andersen@codepoet.org>2001-11-14 07:41:08 +0000
committerEric Andersen <andersen@codepoet.org>2001-11-14 07:41:08 +0000
commita5cc55111f77315fc7e04613772237b52a3dbfdf (patch)
treeea62d66b343dbc91de8ab529c8983021a18eda7d /libc/sysdeps/linux/sparc/bits/string2.h
parentc4990c6859a4caab9710a07a0c9052c57a1d11d4 (diff)
Sync up sparc headers
Diffstat (limited to 'libc/sysdeps/linux/sparc/bits/string2.h')
-rw-r--r--libc/sysdeps/linux/sparc/bits/string2.h313
1 files changed, 170 insertions, 143 deletions
diff --git a/libc/sysdeps/linux/sparc/bits/string2.h b/libc/sysdeps/linux/sparc/bits/string2.h
index 734f5b0e3..9e522cedf 100644
--- a/libc/sysdeps/linux/sparc/bits/string2.h
+++ b/libc/sysdeps/linux/sparc/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 <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.
+ 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 <bits/string2.h> directly; include <string.h> instead."
#endif
-#ifndef __NO_STRING_INLINES
+#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
@@ -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
@@ -197,24 +196,28 @@ __STRING2_COPY_TYPE (8);
/* 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) \
+# if !defined _HAVE_STRING_ARCH_mempcpy || defined _FORCE_INLINES
+# 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)
+# define mempcpy(dest, src, n) __mempcpy (dest, src, n)
+# endif
# if _STRING_ARCH_unaligned
-# define __mempcpy_args(src) \
- ((char *) (src))[0], ((char *) (src))[2], ((char *) (src))[4], \
- ((char *) (src))[6], \
+# 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);
@@ -281,7 +284,8 @@ __mempcpy_small (void *__dest1,
return (void *) __u;
}
# else
-# define __mempcpy_args(src) \
+# ifndef _FORCE_INLINES
+# define __mempcpy_args(src) \
((__const char *) (src))[0], \
__extension__ ((__STRING2_COPY_ARR2) \
{ { ((__const char *) (src))[0], ((__const char *) (src))[1] } }), \
@@ -309,6 +313,7 @@ __mempcpy_small (void *__dest1,
((__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,
@@ -369,7 +374,7 @@ __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) \
@@ -378,21 +383,25 @@ extern __ptr_t __rawmemchr (const __ptr_t __s, int __c);
/* Copy SRC to DEST. */
-#ifndef _HAVE_STRING_ARCH_strcpy
-# define strcpy(dest, src) \
+#if !defined _HAVE_STRING_ARCH_strcpy || defined _FORCE_INLINES
+# 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)))
+# endif
# if _STRING_ARCH_unaligned
-# define __strcpy_args(src) \
+# 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 *
@@ -448,7 +457,8 @@ __strcpy_small (char *__dest,
return __dest;
}
# else
-# define __strcpy_args(src) \
+# ifndef _FORCE_INLINES
+# define __strcpy_args(src) \
__extension__ ((__STRING2_COPY_ARR2) \
{ { ((__const char *) (src))[0], '\0' } }), \
__extension__ ((__STRING2_COPY_ARR3) \
@@ -475,6 +485,7 @@ __strcpy_small (char *__dest,
((__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,
@@ -534,8 +545,9 @@ __strcpy_small (char *__dest,
/* Copy SRC to DEST, returning pointer to final NUL byte. */
#ifdef __USE_GNU
-# ifndef _HAVE_STRING_ARCH_stpcpy
-# define __stpcpy(dest, src) \
+# if !defined _HAVE_STRING_ARCH_stpcpy || defined _FORCE_INLINES
+# 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), \
@@ -544,14 +556,17 @@ __strcpy_small (char *__dest,
: __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)
+# define stpcpy(dest, src) __stpcpy (dest, src)
+# endif
# if _STRING_ARCH_unaligned
-# define __stpcpy_args(src) \
+# 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 *
@@ -612,7 +627,8 @@ __stpcpy_small (char *__dest,
return &__u->__c;
}
# else
-# define __stpcpy_args(src) \
+# ifndef _FORCE_INLINES
+# define __stpcpy_args(src) \
__extension__ ((__STRING2_COPY_ARR2) \
{ { ((__const char *) (src))[0], '\0' } }), \
__extension__ ((__STRING2_COPY_ARR3) \
@@ -639,6 +655,7 @@ __stpcpy_small (char *__dest,
((__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,
@@ -699,7 +716,7 @@ __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 +739,14 @@ __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) \
@@ -854,8 +872,9 @@ __stpcpy_small (char *__dest,
/* 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) \
+#if !defined _HAVE_STRING_ARCH_strcspn || defined _FORCE_INLINES
+# ifndef _HAVE_STRING_ARCH_strcspn
+# define strcspn(s, reject) \
__extension__ \
({ char __r0, __r1, __r2; \
(__builtin_constant_p (reject) && __string2_1bptr_p (reject) \
@@ -869,10 +888,11 @@ __stpcpy_small (char *__dest,
? __strcspn_c3 (s, __r0, __r1, __r2) \
: strcspn (s, reject))))) \
: strcspn (s, reject)); })
+# endif
-__STRING_INLINE size_t __strcspn_c1 (__const char *__s, char __reject);
+__STRING_INLINE size_t __strcspn_c1 (__const char *__s, int __reject);
__STRING_INLINE size_t
-__strcspn_c1 (__const char *__s, char __reject)
+__strcspn_c1 (__const char *__s, int __reject)
{
register size_t __result = 0;
while (__s[__result] != '\0' && __s[__result] != __reject)
@@ -880,10 +900,10 @@ __strcspn_c1 (__const char *__s, char __reject)
return __result;
}
-__STRING_INLINE size_t __strcspn_c2 (__const char *__s, char __reject1,
- char __reject2);
+__STRING_INLINE size_t __strcspn_c2 (__const char *__s, int __reject1,
+ int __reject2);
__STRING_INLINE size_t
-__strcspn_c2 (__const char *__s, char __reject1, char __reject2)
+__strcspn_c2 (__const char *__s, int __reject1, int __reject2)
{
register size_t __result = 0;
while (__s[__result] != '\0' && __s[__result] != __reject1
@@ -892,11 +912,11 @@ __strcspn_c2 (__const char *__s, char __reject1, char __reject2)
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, int __reject1,
+ int __reject2, int __reject3);
__STRING_INLINE size_t
-__strcspn_c3 (__const char *__s, char __reject1, char __reject2,
- char __reject3)
+__strcspn_c3 (__const char *__s, int __reject1, int __reject2,
+ int __reject3)
{
register size_t __result = 0;
while (__s[__result] != '\0' && __s[__result] != __reject1
@@ -909,13 +929,14 @@ __strcspn_c3 (__const char *__s, char __reject1, char __reject2,
/* 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) \
+#if !defined _HAVE_STRING_ARCH_strspn || defined _FORCE_INLINES
+# 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 \
+ ? ((void) (s), 0) \
: ((__a1 = ((__const char *) (accept))[1], __a1 == '\0') \
? __strspn_c1 (s, __a0) \
: ((__a2 = ((__const char *) (accept))[2], __a2 == '\0') \
@@ -924,10 +945,11 @@ __strcspn_c3 (__const char *__s, char __reject1, char __reject2,
? __strspn_c3 (s, __a0, __a1, __a2) \
: strspn (s, accept))))) \
: strspn (s, accept)); })
+# endif
-__STRING_INLINE size_t __strspn_c1 (__const char *__s, char __accept);
+__STRING_INLINE size_t __strspn_c1 (__const char *__s, int __accept);
__STRING_INLINE size_t
-__strspn_c1 (__const char *__s, char __accept)
+__strspn_c1 (__const char *__s, int __accept)
{
register size_t __result = 0;
/* Please note that __accept never can be '\0'. */
@@ -936,10 +958,10 @@ __strspn_c1 (__const char *__s, char __accept)
return __result;
}
-__STRING_INLINE size_t __strspn_c2 (__const char *__s, char __accept1,
- char __accept2);
+__STRING_INLINE size_t __strspn_c2 (__const char *__s, int __accept1,
+ int __accept2);
__STRING_INLINE size_t
-__strspn_c2 (__const char *__s, char __accept1, char __accept2)
+__strspn_c2 (__const char *__s, int __accept1, int __accept2)
{
register size_t __result = 0;
/* Please note that __accept1 and __accept2 never can be '\0'. */
@@ -948,10 +970,10 @@ __strspn_c2 (__const char *__s, char __accept1, char __accept2)
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, int __accept1,
+ int __accept2, int __accept3);
__STRING_INLINE size_t
-__strspn_c3 (__const char *__s, char __accept1, char __accept2, char __accept3)
+__strspn_c3 (__const char *__s, int __accept1, int __accept2, int __accept3)
{
register size_t __result = 0;
/* Please note that __accept1 to __accept3 never can be '\0'. */
@@ -964,13 +986,14 @@ __strspn_c3 (__const char *__s, char __accept1, char __accept2, char __accept3)
/* Find the first occurrence in S of any character in ACCEPT. */
-#ifndef _HAVE_STRING_ARCH_strpbrk
-# define strpbrk(s, accept) \
+#if !defined _HAVE_STRING_ARCH_strpbrk || defined _FORCE_INLINES
+# 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 \
+ ? ((void) (s), NULL) \
: ((__a1 = ((__const char *) (accept))[1], __a1 == '\0') \
? strchr (s, __a0) \
: ((__a2 = ((__const char *) (accept))[2], __a2 == '\0') \
@@ -979,11 +1002,12 @@ __strspn_c3 (__const char *__s, char __accept1, char __accept2, char __accept3)
? __strpbrk_c3 (s, __a0, __a1, __a2) \
: strpbrk (s, accept))))) \
: strpbrk (s, accept)); })
+# endif
-__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 +1015,11 @@ __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 +1030,9 @@ __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' \
@@ -1020,26 +1045,16 @@ __strpbrk_c3 (__const char *__s, char __accept1, char __accept2,
#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) \
+#if !defined _HAVE_STRING_ARCH_strtok_r || defined _FORCE_INLINES
+# 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)))
+# endif
__STRING_INLINE char *__strtok_r_1c (char *__s, char __sep, char **__nextp);
__STRING_INLINE char *
@@ -1050,32 +1065,31 @@ __strtok_r_1c (char *__s, char __sep, char **__nextp)
__s = *__nextp;
while (*__s == __sep)
++__s;
- if (*__s == '\0')
- __result = NULL;
- else
+ __result = NULL;
+ if (*__s != '\0')
{
- __result = __s;
- while (*__s != '\0' && *__s != __sep)
- ++__s;
- if (*__s == '\0')
- *__nextp = __s;
- else
- {
- *__s = '\0';
- *__nextp = __s + 1;
- }
+ __result = __s++;
+ while (*__s != '\0')
+ if (*__s++ == __sep)
+ {
+ __s[-1] = '\0';
+ break;
+ }
+ *__nextp = __s;
}
return __result;
}
# if defined __USE_POSIX || defined __USE_MISC
-# define strtok_r(s, sep, nextp) __strtok_r ((s), (sep), (nextp))
+# define strtok_r(s, sep, nextp) __strtok_r (s, sep, nextp)
# endif
#endif
-#ifndef _HAVE_STRING_ARCH_strsep
+#if !defined _HAVE_STRING_ARCH_strsep || defined _FORCE_INLINES
+# ifndef _HAVE_STRING_ARCH_strsep
-# define __strsep(s, reject) \
+extern char *__strsep_g (char **__stringp, __const char *__delim);
+# define __strsep(s, reject) \
__extension__ \
({ char __r0, __r1, __r2; \
(__builtin_constant_p (reject) && __string2_1bptr_p (reject) \
@@ -1090,21 +1104,15 @@ __strtok_r_1c (char *__s, char __sep, char **__nextp)
? __strsep_3c (s, __r0, __r1, __r2) \
: __strsep_g (s, reject)))) \
: __strsep_g (s, reject)); })
+# endif
__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)
+ if (__retval != NULL && (*__s = strchr (__retval, __reject)) != NULL)
*(*__s)++ = '\0';
- else
- if ((*__s = strchr (__retval, __reject)) != NULL)
- *(*__s)++ = '\0';
- else
- *__s = NULL;
return __retval;
}
@@ -1113,22 +1121,24 @@ __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
+ if (__retval != NULL)
{
register char *__cp = __retval;
- while (*__cp != '\0' && *__cp != __reject1 && *__cp != __reject2)
- ++__cp;
- if (*__cp != '\0')
+ while (1)
{
- *__s = __cp;
- *(*__s)++ = '\0';
+ if (*__cp == '\0')
+ {
+ __cp = NULL;
+ break;
+ }
+ if (*__cp == __reject1 || *__cp == __reject2)
+ {
+ *__cp++ = '\0';
+ break;
+ }
+ ++__cp;
}
- else
- *__s = NULL;
+ *__s = __cp;
}
return __retval;
}
@@ -1139,41 +1149,29 @@ __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
+ if (__retval != NULL)
{
register char *__cp = __retval;
- while (*__cp != '\0' && *__cp != __reject1 && *__cp != __reject2
- && *__cp != __reject3)
- ++__cp;
- if (*__cp != '\0')
+ while (1)
{
- *__s = __cp;
- *(*__s)++ = '\0';
+ if (*__cp == '\0')
+ {
+ __cp = NULL;
+ break;
+ }
+ if (*__cp == __reject1 || *__cp == __reject2 || *__cp == __reject3)
+ {
+ *__cp++ = '\0';
+ break;
+ }
+ ++__cp;
}
- else
- *__s = NULL;
+ *__s = __cp;
}
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))
+# define strsep(s, reject) __strsep (s, reject)
# endif
#endif
@@ -1189,6 +1187,7 @@ __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 +1204,34 @@ __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