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-rw-r--r--dlfcn/dlopenold.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/dlfcn/dlopenold.c b/dlfcn/dlopenold.c
new file mode 100644
index 0000000000..f453cfb881
--- /dev/null
+++ b/dlfcn/dlopenold.c
@@ -0,0 +1,61 @@
+/* Load a shared object at run time.
+ Copyright (C) 1995, 1996, 1997, 1998, 1999 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
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Library General Public License for more details.
+
+ 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. */
+
+#include <dlfcn.h>
+
+/* This file is for compatibility with glibc 2.0. Compile it only if
+ versioning is used. */
+#if defined PIC && DO_VERSIONING
+
+struct dlopen_args
+{
+ /* The arguments for dlopen_doit. */
+ const char *file;
+ int mode;
+ /* The return value of dlopen_doit. */
+ void *new;
+ /* Address of the caller. */
+ const void *caller;
+};
+
+
+static void
+dlopen_doit (void *a)
+{
+ struct dlopen_args *args = (struct dlopen_args *) a;
+
+ args->new = _dl_open (args->file ?: "", args->mode, args->caller);
+}
+
+void *
+__dlopen_nocheck (const char *file, int mode)
+{
+ struct dlopen_args args;
+ args.file = file;
+ args.caller = __builtin_return_address (0);
+
+ if ((mode & RTLD_BINDING_MASK) == 0)
+ /* By default assume RTLD_LAZY. */
+ mode |= RTLD_LAZY;
+ args.mode = mode;
+
+ return _dlerror_run (dlopen_doit, &args) ? NULL : args.new;
+}
+symbol_version (__dlopen_nocheck, dlopen, GLIBC_2.0);
+#endif