Bring these into line with glibc 2.2.4

diff --git a/libc/sysdeps/linux/arm/bits/socket.h b/libc/sysdeps/linux/arm/bits/socket.h
index 6ad4a5e..6164407 100644 (file)
--- a/libc/sysdeps/linux/arm/bits/socket.h
+++ b/libc/sysdeps/linux/arm/bits/socket.h
@@ -233,12 +233,13 @@ struct cmsghdr
                                   of cmsghdr structure.  */
     int cmsg_level;            /* Originating protocol.  */
     int cmsg_type;             /* Protocol specific type.  */
+#if (!defined __STRICT_ANSI__ && __GNUC__ >= 2) || __STDC_VERSION__ >= 199901L
     __extension__ unsigned char __cmsg_data __flexarr; /* Ancillary data.  */
-    /* XXX Perhaps this should be removed.  */
+#endif
   };
 
 /* Ancillary data object manipulation macros.  */
-#if !defined __STRICT_ANSI__ && defined __GNUC__ && __GNUC__ >= 2
+#if (!defined __STRICT_ANSI__ && __GNUC__ >= 2) || __STDC_VERSION__ >= 199901L
 # define CMSG_DATA(cmsg) ((cmsg)->__cmsg_data)
 #else
 # define CMSG_DATA(cmsg) ((unsigned char *) ((struct cmsghdr *) (cmsg) + 1))

diff --git a/libc/sysdeps/linux/arm/bits/string2.h b/libc/sysdeps/linux/arm/bits/string2.h
index e2e5c00..4bd4817 100644 (file)
--- a/libc/sysdeps/linux/arm/bits/string2.h
+++ b/libc/sysdeps/linux/arm/bits/string2.h
@@ -196,24 +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) \
+#   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);
@@ -280,7 +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] } }),      \
@@ -308,6 +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,
@@ -377,21 +383,25 @@ extern void *__rawmemchr (const void *__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 *
@@ -447,7 +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)                                    \
@@ -474,6 +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,
@@ -533,8 +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),             \
@@ -543,14 +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 *
@@ -611,7 +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)                                    \
@@ -638,6 +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,
@@ -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
@@ -909,8 +929,9 @@ __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)            \
@@ -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'.  */
@@ -964,8 +986,9 @@ __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)            \
@@ -979,6 +1002,7 @@ __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, int __accept1,
                                     int __accept2);
@@ -1021,26 +1045,16 @@ __strpbrk_c3 (__const char *__s, int __accept1, int __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 *
@@ -1051,32 +1065,29 @@ __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
-
-# define __strsep(s, reject) \
+#if !defined _HAVE_STRING_ARCH_strsep || defined _FORCE_INLINES
+# ifndef _HAVE_STRING_ARCH_strsep
+#  define __strsep(s, reject) \
   __extension__                                                                      \
   ({ char __r0, __r1, __r2;                                                  \
      (__builtin_constant_p (reject) && __string2_1bptr_p (reject)            \
@@ -1089,23 +1100,17 @@ __strtok_r_1c (char *__s, char __sep, char **__nextp)
            ? __strsep_2c (s, __r0, __r1)                                     \
            : (((__const char *) (reject))[3] == '\0'                         \
               ? __strsep_3c (s, __r0, __r1, __r2)                            \
-              : __strsep_g (s, reject))))                                    \
-      : __strsep_g (s, reject)); })
+              : __strsep (s, reject))))                                      \
+      : __strsep (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;
 }
 
@@ -1114,22 +1119,24 @@ __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;
 }
@@ -1140,41 +1147,29 @@ __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
 
@@ -1228,10 +1223,10 @@ extern char *__strndup (__const char *__string, size_t __n)
                                                          __len - 1);         \
                            }                                                 \
                          __retval; }))                                       \
-                 : __strndup ((s), (n))))
+                 : __strndup (s, n)))
 
 #  ifdef __USE_GNU
-#   define strndup(s, n) __strndup ((s), (n))
+#   define strndup(s, n) __strndup (s, n)
 #  endif
 # endif