Fix indentation.

[gnulib.git] / lib / setenv.c

diff --git a/lib/setenv.c b/lib/setenv.c
index 8088200..83b52b8 100644 (file)
--- a/lib/setenv.c
+++ b/lib/setenv.c
@@ -1,43 +1,45 @@
-/* Copyright (C) 1992,1995-1999,2000-2003,2005 Free Software Foundation, Inc.
+/* Copyright (C) 1992,1995-1999,2000-2003,2005-2008 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
-   This program is free software; you can redistribute it and/or modify
+   This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
 
    This program 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 General Public License for more details.
 
-   You should have received a copy of the GNU General Public License along
-   with this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-#if HAVE_CONFIG_H
+#if !_LIBC
 # include <config.h>
 #endif
 #include <alloca.h>
 
+/* Specification.  */
+#include <stdlib.h>
+
 #include <errno.h>
 #ifndef __set_errno
 # define __set_errno(ev) ((errno) = (ev))
 #endif
 
-#include <stdlib.h>
 #include <string.h>
-#include <unistd.h>
+#if _LIBC || HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
+#if _LIBC || !HAVE_SETENV
 
 #if !_LIBC
-# include "allocsa.h"
+# include "malloca.h"
 #endif
 
 #if !_LIBC
 # define __environ     environ
-# ifndef HAVE_ENVIRON_DECL
-extern char **environ;
-# endif
 #endif
 
 #if _LIBC
@@ -158,7 +160,7 @@ __add_to_environ (const char *name, const char *value, const char *combined,
          __mempcpy (__mempcpy (__mempcpy (new_value, name, namelen), "=", 1),
                     value, vallen);
 # else
-         new_value = (char *) allocsa (namelen + 1 + vallen);
+         new_value = (char *) malloca (namelen + 1 + vallen);
          if (new_value == NULL)
            {
              __set_errno (ENOMEM);
@@ -178,7 +180,7 @@ __add_to_environ (const char *name, const char *value, const char *combined,
              if (new_environ[size] == NULL)
                {
 #if defined USE_TSEARCH && !defined _LIBC
-                 freesa (new_value);
+                 freea (new_value);
 #endif
                  __set_errno (ENOMEM);
                  UNLOCK;
@@ -198,7 +200,7 @@ __add_to_environ (const char *name, const char *value, const char *combined,
              STORE_VALUE (new_environ[size]);
            }
 #if defined USE_TSEARCH && !defined _LIBC
-         freesa (new_value);
+         freea (new_value);
 #endif
        }
 
@@ -226,7 +228,7 @@ __add_to_environ (const char *name, const char *value, const char *combined,
          __mempcpy (__mempcpy (__mempcpy (new_value, name, namelen), "=", 1),
                     value, vallen);
 # else
-         new_value = allocsa (namelen + 1 + vallen);
+         new_value = malloca (namelen + 1 + vallen);
          if (new_value == NULL)
            {
              __set_errno (ENOMEM);
@@ -246,7 +248,7 @@ __add_to_environ (const char *name, const char *value, const char *combined,
              if (np == NULL)
                {
 #if defined USE_TSEARCH && !defined _LIBC
-                 freesa (new_value);
+                 freea (new_value);
 #endif
                  __set_errno (ENOMEM);
                  UNLOCK;
@@ -264,7 +266,7 @@ __add_to_environ (const char *name, const char *value, const char *combined,
              STORE_VALUE (np);
            }
 #if defined USE_TSEARCH && !defined _LIBC
-         freesa (new_value);
+         freea (new_value);
 #endif
        }
 
@@ -324,3 +326,5 @@ text_set_element (__libc_subfreeres, free_mem);
 weak_alias (__setenv, setenv)
 weak_alias (__clearenv, clearenv)
 #endif
+
+#endif /* _LIBC || !HAVE_SETENV */