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[thirdparty/glibc.git] / string / memrchr.c

diff --git a/string/memrchr.c b/string/memrchr.c
index 3cfceb717785f40617265bc92879487a6ff6445f..92835b4659e42e8431e563448899d98196d8bf40 100644 (file)
--- a/string/memrchr.c
+++ b/string/memrchr.c
@@ -1,5 +1,5 @@
 /* memrchr -- find the last occurrence of a byte in a memory block
-   Copyright (C) 1991-2015 Free Software Foundation, Inc.
+   Copyright (C) 1991-2019 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Based on strlen implementation by Torbjorn Granlund (tege@sics.se),
    with help from Dan Sahlin (dan@sics.se) and
@@ -19,7 +19,7 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
+   <https://www.gnu.org/licenses/>.  */
 
 #include <stdlib.h>
 
@@ -27,9 +27,6 @@
 # include <config.h>
 #endif
 
-#undef __ptr_t
-#define __ptr_t void *
-
 #if defined _LIBC
 # include <string.h>
 # include <memcopy.h>
@@ -55,13 +52,13 @@
 #endif
 
 /* Search no more than N bytes of S for C.  */
-__ptr_t
+void *
 #ifndef MEMRCHR
 __memrchr
 #else
 MEMRCHR
 #endif
-     (const __ptr_t s, int c_in, size_t n)
+     (const void *s, int c_in, size_t n)
 {
   const unsigned char *char_ptr;
   const unsigned long int *longword_ptr;
@@ -77,7 +74,7 @@ MEMRCHR
                 & (sizeof (longword) - 1)) != 0;
        --n)
     if (*--char_ptr == c)
-      return (__ptr_t) char_ptr;
+      return (void *) char_ptr;
 
   /* All these elucidatory comments refer to 4-byte longwords,
      but the theory applies equally well to 8-byte longwords.  */
@@ -162,22 +159,22 @@ MEMRCHR
 
 #if LONG_MAX > 2147483647
          if (cp[7] == c)
-           return (__ptr_t) &cp[7];
+           return (void *) &cp[7];
          if (cp[6] == c)
-           return (__ptr_t) &cp[6];
+           return (void *) &cp[6];
          if (cp[5] == c)
-           return (__ptr_t) &cp[5];
+           return (void *) &cp[5];
          if (cp[4] == c)
-           return (__ptr_t) &cp[4];
+           return (void *) &cp[4];
 #endif
          if (cp[3] == c)
-           return (__ptr_t) &cp[3];
+           return (void *) &cp[3];
          if (cp[2] == c)
-           return (__ptr_t) &cp[2];
+           return (void *) &cp[2];
          if (cp[1] == c)
-           return (__ptr_t) &cp[1];
+           return (void *) &cp[1];
          if (cp[0] == c)
-           return (__ptr_t) cp;
+           return (void *) cp;
        }
 
       n -= sizeof (longword);
@@ -188,7 +185,7 @@ MEMRCHR
   while (n-- > 0)
     {
       if (*--char_ptr == c)
-       return (__ptr_t) char_ptr;
+       return (void *) char_ptr;
     }
 
   return 0;