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authorOndřej Bílka <neleai@seznam.cz>2013-12-04 02:02:25 +0100
committerOndřej Bílka <neleai@seznam.cz>2013-12-04 02:41:12 +0100
commitd674f0ef3898c0d1fd5cec76c1c736d9cd9bc7d1 (patch)
treeb6a4f57e8e469c61fb3b81e7903961d50a4203f3 /debug/stpncpy_chk.c
parent6905a19f7a8443950f105b6716f6b4b1f98c4dbd (diff)
downloadglibc-d674f0ef3898c0d1fd5cec76c1c736d9cd9bc7d1.tar.gz
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Refactor several debug routines.
To simplify additions of debug routines we replace a custom function
implementation by a simple call.
Diffstat (limited to 'debug/stpncpy_chk.c')
-rw-r--r--debug/stpncpy_chk.c51
1 files changed, 1 insertions, 50 deletions
diff --git a/debug/stpncpy_chk.c b/debug/stpncpy_chk.c
index 35a2c23508..f9fa66ccaf 100644
--- a/debug/stpncpy_chk.c
+++ b/debug/stpncpy_chk.c
@@ -31,54 +31,5 @@ __stpncpy_chk (char *dest, const char *src, size_t n, size_t destlen)
   if (__builtin_expect (destlen < n, 0))
     __chk_fail ();
 
-  if (n >= 4)
-    {
-      size_t n4 = n >> 2;
-
-      for (;;)
-	{
-	  c = *src++;
-	  *dest++ = c;
-	  if (c == '\0')
-	    break;
-	  c = *src++;
-	  *dest++ = c;
-	  if (c == '\0')
-	    break;
-	  c = *src++;
-	  *dest++ = c;
-	  if (c == '\0')
-	    break;
-	  c = *src++;
-	  *dest++ = c;
-	  if (c == '\0')
-	    break;
-	  if (--n4 == 0)
-	    goto last_chars;
-	}
-      n -= dest - s;
-      goto zero_fill;
-    }
-
- last_chars:
-  n &= 3;
-  if (n == 0)
-    return dest;
-
-  for (;;)
-    {
-      c = *src++;
-      --n;
-      *dest++ = c;
-      if (c == '\0')
-	break;
-      if (n == 0)
-	return dest;
-    }
-
- zero_fill:
-  while (n-- > 0)
-    dest[n] = '\0';
-
-  return dest - 1;
+  return __stpncpy (dest, src, n);
 }