PR target/51552

[pf3gnuchains/gcc-fork.git] / libiberty / setenv.c

diff --git a/libiberty/setenv.c b/libiberty/setenv.c
index 35f2a31..96917d5 100644 (file)
--- a/libiberty/setenv.c
+++ b/libiberty/setenv.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1992, 1995, 1996, 1997, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1996, 1997, 2002, 2011 Free Software Foundation,
+   Inc.
    This file based on setenv.c in the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -13,13 +14,14 @@
 
    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.  */
+   write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
 
 
 /*
 
-@deftypefn Supplemental int setenv (const char *@var{name}, const char *@var{value}, int @var{overwrite})
+@deftypefn Supplemental int setenv (const char *@var{name}, @
+  const char *@var{value}, int @var{overwrite})
 @deftypefnx Supplemental void unsetenv (const char *@var{name})
 
 @code{setenv} adds @var{name} to the environment with value
@@ -115,7 +117,7 @@ setenv (const char *name, const char *value, int replace)
          return -1;
        }
 
-      new_environ[size] = malloc (namelen + 1 + vallen);
+      new_environ[size] = (char *) malloc (namelen + 1 + vallen);
       if (new_environ[size] == NULL)
        {
          free ((char *) new_environ);
@@ -142,13 +144,13 @@ setenv (const char *name, const char *value, int replace)
       if (len + 1 < namelen + 1 + vallen)
        {
          /* The existing string is too short; malloc a new one.  */
-         char *new = malloc (namelen + 1 + vallen);
-         if (new == NULL)
+         char *new_string = (char *) malloc (namelen + 1 + vallen);
+         if (new_string == NULL)
            {
              UNLOCK;
              return -1;
            }
-         *ep = new;
+         *ep = new_string;
        }
       memcpy (*ep, name, namelen);
       (*ep)[namelen] = '=';