Import upstream version 1.27

[debian/tar] / gnu / setenv.c

diff --git a/gnu/setenv.c b/gnu/setenv.c
index a130b26c7f9f627c1d967e3ff31ac37f9e2187d5..59f00bcc44845650cf637f1bc857ac786c95fe23 100644 (file)
--- a/gnu/setenv.c
+++ b/gnu/setenv.c
@@ -1,6 +1,6 @@
 /* -*- buffer-read-only: t -*- vi: set ro: */
 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */
-/* Copyright (C) 1992, 1995-2003, 2005-2011 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995-2003, 2005-2013 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
@@ -17,12 +17,13 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #if !_LIBC
-# include <config.h>
-#endif
-
 /* Don't use __attribute__ __nonnull__ in this compilation unit.  Otherwise gcc
    optimizes away the name == NULL test below.  */
-#define _GL_ARG_NONNULL(params)
+# define _GL_ARG_NONNULL(params)
+
+# define _GL_USE_STDLIB_ALLOC 1
+# include <config.h>
+#endif
 
 #include <alloca.h>
 
@@ -50,7 +51,7 @@
 #endif
 
 #if _LIBC
-/* This lock protects against simultaneous modifications of `environ'.  */
+/* This lock protects against simultaneous modifications of 'environ'.  */
 # include <bits/libc-lock.h>
 __libc_lock_define_initialized (static, envlock)
 # define LOCK   __libc_lock_lock (envlock)
@@ -66,10 +67,6 @@ __libc_lock_define_initialized (static, envlock)
 # define clearenv __clearenv
 # define tfind __tfind
 # define tsearch __tsearch
-#else
-/* Use the system functions, not the gnulib overrides in this file.  */
-# undef malloc
-# undef realloc
 #endif
 
 /* In the GNU C library implementation we try to be more clever and
@@ -108,11 +105,11 @@ static void *known_values;
 static char **last_environ;
 
 
-/* This function is used by `setenv' and `putenv'.  The difference between
+/* This function is used by 'setenv' and 'putenv'.  The difference between
    the two functions is that for the former must create a new string which
-   is then placed in the environment, while the argument of `putenv'
+   is then placed in the environment, while the argument of 'putenv'
    must be used directly.  This is all complicated by the fact that we try
-   to reuse values once generated for a `setenv' call since we can never
+   to reuse values once generated for a 'setenv' call since we can never
    free the strings.  */
 int
 __add_to_environ (const char *name, const char *value, const char *combined,
@@ -304,7 +301,7 @@ setenv (const char *name, const char *value, int replace)
   return __add_to_environ (name, value, NULL, replace);
 }
 
-/* The `clearenv' was planned to be added to POSIX.1 but probably
+/* The 'clearenv' was planned to be added to POSIX.1 but probably
    never made it.  Nevertheless the POSIX.9 standard (POSIX bindings
    for Fortran 77) requires this function.  */
 int
@@ -355,6 +352,9 @@ weak_alias (__clearenv, clearenv)
 #if HAVE_SETENV
 
 # undef setenv
+# if !HAVE_DECL_SETENV
+extern int setenv (const char *, const char *, int);
+# endif
 # define STREQ(a, b) (strcmp (a, b) == 0)
 
 int