Support ELFOSABI_GNU on all GNU systems.

1 files changed, 48 insertions, 0 deletions

diff --git a/sysdeps/gnu/ldsodefs.h b/sysdeps/gnu/ldsodefs.h
new file mode 100644
index 0000000000..3cc42845be
--- /dev/null
+++ b/sysdeps/gnu/ldsodefs.h
@@ -0,0 +1,48 @@
+/* Run-time dynamic linker data structures for loaded ELF shared objects.  GNU.
+   Copyright (C) 2001-2013 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _GNU_LDSODEFS_H
+#define _GNU_LDSODEFS_H 1
+
+#include <elf.h>
+#include <libc-abis.h>
+#include <string.h>
+
+/* Accept binaries which identify the binary as using GNU extensions.  */
+#define VALID_ELF_HEADER(hdr,exp,size)	(memcmp (hdr, exp, size) == 0	\
+					 || memcmp (hdr, expected2, size) == 0)
+#define VALID_ELF_OSABI(osabi)		(osabi == ELFOSABI_SYSV \
+					 || osabi == ELFOSABI_GNU)
+#define VALID_ELF_ABIVERSION(osabi,ver) \
+  (ver == 0 || (osabi == ELFOSABI_GNU && ver < LIBC_ABI_MAX))
+#define MORE_ELF_HEADER_DATA \
+  static const unsigned char expected2[EI_PAD] =	\
+  {							\
+    [EI_MAG0] = ELFMAG0,				\
+    [EI_MAG1] = ELFMAG1,				\
+    [EI_MAG2] = ELFMAG2,				\
+    [EI_MAG3] = ELFMAG3,				\
+    [EI_CLASS] = ELFW(CLASS),				\
+    [EI_DATA] = byteorder,				\
+    [EI_VERSION] = EV_CURRENT,				\
+    [EI_OSABI] = ELFOSABI_GNU				\
+  }
+
+#include_next <ldsodefs.h>
+
+#endif /* _GNU_LDSODEFS_H */