Adjust for monotone.
diff --git a/libelf/elf_clone.c b/libelf/elf_clone.c
new file mode 100644
index 0000000..516d2ae
--- /dev/null
+++ b/libelf/elf_clone.c
@@ -0,0 +1,69 @@
+/* Create clone of a given descriptor.
+ Copyright (C) 2003, 2004 Red Hat, Inc.
+ Written by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, version 2.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <assert.h>
+#include <stddef.h>
+#include "libelfP.h"
+#include "common.h"
+
+
+Elf *
+elf_clone (Elf *elf, Elf_Cmd cmd)
+{
+ Elf *retval = NULL;
+
+ if (elf == NULL)
+ /* Some earlier mistake. */
+ return NULL;
+
+ /* Make sure the descriptor is not suddenly going away. */
+ rwlock_rdlock (elf->lock);
+
+ if (cmd != ELF_C_EMPTY)
+ // XXX TODO handle ELF_C_READ/WRITE etc
+ goto out;
+
+ retval = allocate_elf (elf->fildes, elf->map_address, elf->start_offset,
+ elf->maximum_size, elf->cmd, elf->parent, elf->kind,
+ elf->state.elf32.scns.max * sizeof (Elf_Scn));
+ if (retval != NULL)
+ {
+ /* We have to write to the file in any case. */
+ retval->flags = ELF_F_DIRTY;
+
+ /* Some more or less arbitrary value. */
+ retval->state.elf.scnincr = 10;
+
+ /* We have allocated room for some sections. */
+ assert (offsetof (struct Elf, state.elf32.scns)
+ == offsetof (struct Elf, state.elf64.scns));
+ retval->state.elf.scns_last = &retval->state.elf32.scns;
+ retval->state.elf32.scns.max = elf->state.elf32.scns.max;
+
+ retval->class = elf->class;
+ }
+
+ /* Release the lock. */
+ out:
+ rwlock_unlock (elf->lock);
+
+ return retval;
+}