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-rw-r--r--sysdeps/generic/strcpy.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/sysdeps/generic/strcpy.c b/sysdeps/generic/strcpy.c
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+++ b/sysdeps/generic/strcpy.c
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+/* Copyright (C) 1991, 1997, 2000, 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   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
+   Lesser General Public License for more details.
+
+   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.  */
+
+#include <stddef.h>
+#include <string.h>
+#include <memcopy.h>
+#include <bp-checks.h>
+
+#undef strcpy
+
+/* Copy SRC to DEST.  */
+char *
+strcpy (dest, src)
+     char *dest;
+     const char *src;
+{
+  reg_char c;
+  char *__unbounded s = (char *__unbounded) CHECK_BOUNDS_LOW (src);
+  const ptrdiff_t off = CHECK_BOUNDS_LOW (dest) - s - 1;
+  size_t n;
+
+  do
+    {
+      c = *s++;
+      s[off] = c;
+    }
+  while (c != '\0');
+
+  n = s - src;
+  (void) CHECK_BOUNDS_HIGH (src + n);
+  (void) CHECK_BOUNDS_HIGH (dest + n);
+
+  return dest;
+}
+libc_hidden_builtin_def (strcpy)