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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /dlfcn/dlmopen.c
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'dlfcn/dlmopen.c')
-rw-r--r--dlfcn/dlmopen.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/dlfcn/dlmopen.c b/dlfcn/dlmopen.c
index 5fd6543..0c69154 100644
--- a/dlfcn/dlmopen.c
+++ b/dlfcn/dlmopen.c
@@ -1,5 +1,5 @@
/* Load a shared object at run time.
- Copyright (C) 1995,96,97,98,99,2000,2003,2004 Free Software Foundation, Inc.
+ Copyright (C) 1995-2000,2003,2004,2006 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
@@ -21,6 +21,7 @@
#include <errno.h>
#include <libintl.h>
#include <stddef.h>
+#include <unistd.h>
#include <ldsodefs.h>
#if !defined SHARED && defined IS_IN_libdl
@@ -54,15 +55,24 @@ dlmopen_doit (void *a)
/* Non-shared code has no support for multiple namespaces. */
if (args->nsid != LM_ID_BASE)
+ {
# ifdef SHARED
- /* If trying to open the link map for the main executable the namespace
- must be the main one. */
- if (args->file == NULL)
+ /* If trying to open the link map for the main executable the namespace
+ must be the main one. */
+ if (args->file == NULL)
# endif
- GLRO(dl_signal_error) (EINVAL, NULL, NULL, N_("invalid namespace"));
-
- args->new = _dl_open (args->file ?: "", args->mode | __RTLD_DLOPEN,
- args->caller, args->nsid);
+ GLRO(dl_signal_error) (EINVAL, NULL, NULL, N_("invalid namespace"));
+
+ /* It makes no sense to use RTLD_GLOBAL when loading a DSO into
+ a namespace other than the base namespace. */
+ if (__builtin_expect (args->mode & RTLD_GLOBAL, 0))
+ GLRO(dl_signal_error) (EINVAL, NULL, NULL, N_("invalid mode"));
+ }
+
+ args->new = GLRO(dl_open) (args->file ?: "", args->mode | __RTLD_DLOPEN,
+ args->caller,
+ args->nsid, __dlfcn_argc, __dlfcn_argv,
+ __environ);
}