X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fsetenv.c;h=8201be2eb2dd2ef08d2d0ce9e0207df26076920b;hb=acb0726a65e9a6c954adcd50b50d4d02c016de26;hp=ba760d6f23d0ed87b8cd22b70b5733bff0aeac94;hpb=fc06be3f71756ab695008854af0643e75c78999f;p=gnulib.git
diff --git a/lib/setenv.c b/lib/setenv.c
index ba760d6f2..8201be2eb 100644
--- a/lib/setenv.c
+++ b/lib/setenv.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1995-2003, 2005-2010 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995-2003, 2005-2012 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
@@ -15,6 +15,7 @@
along with this program. If not, see . */
#if !_LIBC
+# define _GL_USE_STDLIB_ALLOC 1
# include
#endif
@@ -48,7 +49,7 @@
#endif
#if _LIBC
-/* This lock protects against simultaneous modifications of `environ'. */
+/* This lock protects against simultaneous modifications of 'environ'. */
# include
__libc_lock_define_initialized (static, envlock)
# define LOCK __libc_lock_lock (envlock)
@@ -64,10 +65,6 @@ __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
@@ -106,11 +103,11 @@ 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,
@@ -302,7 +299,7 @@ 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
@@ -353,6 +350,9 @@ 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