3 files changed, 44 insertions, 9 deletions
diff --git a/string/strerror.c b/string/strerror.c
index 67759703c4..62a08a016f 100644
--- a/string/strerror.c
+++ b/string/strerror.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1994, 1995 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
@@ -13,21 +13,21 @@ Library General Public License for more details.
 
 You should have received a copy of the GNU Library General Public
 License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
 
-#include <ansidecl.h>
 #include <stdio.h>
 #include <string.h>
 
-extern char *_strerror_internal __P ((int, char buf[1024]));
+extern char *_strerror_internal __P ((int, char *, size_t));
 
 /* Return a string descibing the errno code in ERRNUM.
    The storage is good only until the next call to strerror.
    Writing to the storage causes undefined behavior.  */
 char *
-DEFUN(strerror, (errnum), int errnum)
+strerror (errnum)
+     int errnum;
 {
   static char buf[1024];
-  return _strerror_internal (errnum, buf);
+  return _strerror_internal (errnum, buf, sizeof buf);
 }
diff --git a/string/strerror_r.c b/string/strerror_r.c
new file mode 100644
index 0000000000..3b45996204
--- /dev/null
+++ b/string/strerror_r.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 1991, 1993, 1994, 1995 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 Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include <stdio.h>
+#include <string.h>
+
+extern char *_strerror_internal __P ((int, char *, size_t));
+
+/* Return a string descibing the errno code in ERRNUM.  At most BUFLEN
+   characters of the result will be placed in STRERRBUF.  */
+char *
+strerror_r (int errnum, char *buf, size_t buflen)
+{
+  return _strerror_internal (errnum, buf, buflen);
+}
diff --git a/string/string.h b/string/string.h
index 905d727f18..564adcce2a 100644
--- a/string/string.h
+++ b/string/string.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1993, 1995 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
@@ -120,8 +120,13 @@ extern __ptr_t memmem __P ((__const __ptr_t __haystack, size_t __haystacklen,
 /* Return the length of S.  */
 extern size_t strlen __P ((__const char *__s));
 
-/* Return a string describing the meaning of the errno code in ERRNUM.  */
+/* Return a string describing the meaning of the `errno' code in ERRNUM.  */
 extern char *strerror __P ((int __errnum));
+#ifdef	__USE_REENTRANT
+/* Reentrant version of `strerror'.  If a temporary buffer is required, at
+   most BUFLEN bytes of BUF will be used.  */
+extern char *strerror_r __P ((int __errnum, char *__buf, int __buflen));
+#endif
 
 #ifdef	__USE_BSD
 /* Find the first occurrence of C in S (same as strchr).  */