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-rw-r--r--string/bits/string3.h167
1 files changed, 167 insertions, 0 deletions
diff --git a/string/bits/string3.h b/string/bits/string3.h
new file mode 100644
index 0000000000..87cbe35bb1
--- /dev/null
+++ b/string/bits/string3.h
@@ -0,0 +1,167 @@
+/* Copyright (C) 2004 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.  */
+
+#ifndef _STRING_H
+# error "Never use <bits/string3.h> directly; include <string.h> instead."
+#endif
+
+/* XXX This is temporarily.  We should not redefine any of the symbols
+   and instead integrate the error checking into the original
+   definitions.  */
+#undef memcpy
+#undef memmove
+#undef memset
+#undef strcat
+#undef strcpy
+#undef strncat
+#undef strncpy
+#ifdef __USE_GNU
+# undef mempcpy
+# undef stpcpy
+#endif
+#ifdef __USE_BSD
+# undef bcopy
+# undef bzero
+#endif
+
+
+#define memcpy(dest, src, len) \
+  ((__bos0 (dest) != (size_t) -1)					\
+   ? __builtin___memcpy_chk (dest, src, len, __bos0 (dest))		\
+   : __memcpy_ichk (dest, src, len))
+static __inline__ void *
+__attribute__ ((__always_inline__))
+__memcpy_ichk (void *__restrict __dest, const void *__restrict __src,
+	       size_t __len)
+{
+  return __builtin___memcpy_chk (__dest, __src, __len, __bos0 (__dest));
+}
+
+
+#define memmove(dest, src, len) \
+  ((__bos0 (dest) != (size_t) -1)					\
+   ? __builtin___memmove_chk (dest, src, len, __bos0 (dest))		\
+   : __memmove_ichk (dest, src, len))
+static __inline__ void *
+__attribute__ ((__always_inline__))
+__memmove_ichk (void *__dest, const void *__src, size_t __len)
+{
+  return __builtin___memmove_chk (__dest, __src, __len, __bos0 (__dest));
+}
+
+
+#ifdef __USE_GNU
+# define mempcpy(dest, src, len) \
+  ((__bos0 (dest) != (size_t) -1)					\
+   ? __builtin___mempcpy_chk (dest, src, len, __bos0 (dest))		\
+   : __mempcpy_ichk (dest, src, len))
+static __inline__ void *
+__attribute__ ((__always_inline__))
+__mempcpy_ichk (void *__restrict __dest, const void *__restrict __src,
+		size_t __len)
+{
+  return __builtin___mempcpy_chk (__dest, __src, __len, __bos0 (__dest));
+}
+#endif
+
+
+#define memset(dest, ch, len) \
+  ((__bos0 (dest) != (size_t) -1)					\
+   ? __builtin___memset_chk (dest, ch, len, __bos0 (dest))		\
+   : __memset_ichk (dest, ch, len))
+static __inline__ void *
+__attribute__ ((__always_inline__))
+__memset_ichk (void *__dest, int __ch, size_t __len)
+{
+  return __builtin___memset_chk (__dest, __ch, __len, __bos0 (__dest));
+}
+
+#ifdef __USE_BSD
+# define bcopy(src, dest, len) ((void) \
+  ((__bos0 (dest) != (size_t) -1)					\
+   ? __builtin___memmove_chk (dest, src, len, __bos0 (dest))		\
+   : __memmove_ichk (dest, src, len)))
+# define bzero(dest, len) ((void) \
+  ((__bos0 (dest) != (size_t) -1)					\
+   ? __builtin___memset_chk (dest, '\0', len, __bos0 (dest))		\
+   : __memset_ichk (dest, '\0', len)))
+#endif
+
+
+#define strcpy(dest, src) \
+  ((__bos (dest) != (size_t) -1)					\
+   ? __builtin___strcpy_chk (dest, src, __bos (dest))			\
+   : __strcpy_ichk (dest, src))
+static __inline__ char *
+__attribute__ ((__always_inline__))
+__strcpy_ichk (char *__restrict __dest, const char *__restrict __src)
+{
+  return __builtin___strcpy_chk (__dest, __src, __bos (__dest));
+}
+
+
+#ifdef __USE_GNU
+# define stpcpy(dest, src) \
+  ((__bos (dest) != (size_t) -1)					\
+   ? __builtin___stpcpy_chk (dest, src, __bos (dest))			\
+   : __stpcpy_ichk (dest, src))
+static __inline__ char *
+__attribute__ ((__always_inline__))
+__stpcpy_ichk (char *__restrict __dest, const char *__restrict __src)
+{
+  return __builtin___stpcpy_chk (__dest, __src, __bos (__dest));
+}
+#endif
+
+
+#define strncpy(dest, src, len) \
+  ((__bos (dest) != (size_t) -1)					\
+   ? __builtin___strncpy_chk (dest, src, len, __bos (dest))		\
+   : __strncpy_ichk (dest, src, len))
+static __inline__ char *
+__attribute__ ((__always_inline__))
+__strncpy_ichk (char *__restrict __dest, const char *__restrict __src,
+		size_t __len)
+{
+  return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
+}
+
+
+#define strcat(dest, src) \
+  ((__bos (dest) != (size_t) -1)					\
+   ? __builtin___strcat_chk (dest, src, __bos (dest))			\
+   : __strcat_ichk (dest, src))
+static __inline__ char *
+__attribute__ ((__always_inline__))
+__strcat_ichk (char *__restrict __dest, const char *__restrict __src)
+{
+  return __builtin___strcat_chk (__dest, __src, __bos (__dest));
+}
+
+
+#define strncat(dest, src, len) \
+  ((__bos (dest) != (size_t) -1)					\
+   ? __builtin___strncat_chk (dest, src, len, __bos (dest))		\
+   : __strncat_ichk (dest, src, len))
+static __inline__ char *
+__attribute__ ((__always_inline__))
+__strncat_ichk (char *__restrict __dest, const char *__restrict __src,
+		size_t __len)
+{
+  return __builtin___strncat_chk (__dest, __src, __len, __bos (__dest));
+}