This commit was manufactured by cvs2svn to create tag 'csl-arm-2004-q3'.csl-arm-2004-q3

Sprout from newlib-csl-20060320-branch 2006-03-21 00:57:35 UTC cvs2svn 'This commit was manufactured by cvs2svn to create branch 'newlib-'
Cherrypick from master 2004-09-30 16:34:36 UTC Nick Clifton <nickc@redhat.com> 'Enable target-libgloss for crx-*-*.':
    COPYING.LIBGLOSS
    COPYING.NEWLIB
    ChangeLog
    MAINTAINERS
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    newlib/libc/sys/linux/dl/dynamic-link.h
    newlib/libc/sys/linux/dl/ldsodefs.h
    newlib/libc/sys/linux/getpwnam.c
    newlib/libc/sys/linux/getpwuid.c
    newlib/libc/sys/linux/iconv/gconv_open.c
    newlib/libc/sys/linux/iconv/gconv_simple.c
    newlib/libc/sys/linux/include/dlfcn.h
    newlib/libc/sys/linux/include/getopt.h
    newlib/libc/sys/linux/include/stdint.h
    newlib/libc/sys/linux/include/time.h
    newlib/libc/sys/linux/include/unistd.h
    newlib/libc/sys/linux/inode.c
    newlib/libc/sys/linux/linuxthreads/Makefile.am
    newlib/libc/sys/linux/linuxthreads/Makefile.in
    newlib/libc/sys/linux/linuxthreads/aclocal.m4
    newlib/libc/sys/linux/linuxthreads/bits/libc-lock.h
    newlib/libc/sys/linux/linuxthreads/config.h
    newlib/libc/sys/linux/linuxthreads/configure
    newlib/libc/sys/linux/linuxthreads/machine/aclocal.m4
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    newlib/libc/sys/linux/machine/i386/dl-machine.h
    newlib/libc/sys/linux/machine/i386/weakalias.h
    newlib/libc/sys/linux/net/gethostbydns.c
    newlib/libc/sys/linux/net/ns_ntoa.c
    newlib/libc/sys/linux/shared.ld
    newlib/libc/sys/linux/stdlib/glob.c
    newlib/libc/sys/linux/sys/cdefs.h
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    newlib/libc/sys/linux/sys/stat.h
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    newlib/libc/sys/sun4/aclocal.m4
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    newlib/libc/sys/sysmec/configure
    newlib/libc/sys/sysnec810/aclocal.m4
    newlib/libc/sys/sysnec810/configure
    newlib/libc/sys/sysnecv850/aclocal.m4
    newlib/libc/sys/sysnecv850/configure
    newlib/libc/sys/sysvi386/aclocal.m4
    newlib/libc/sys/sysvi386/configure
    newlib/libc/sys/sysvnecv70/aclocal.m4
    newlib/libc/sys/sysvnecv70/configure
    newlib/libc/sys/tic80/aclocal.m4
    newlib/libc/sys/tic80/configure
    newlib/libc/sys/w65/aclocal.m4
    newlib/libc/sys/w65/configure
    newlib/libc/sys/z8ksim/aclocal.m4
    newlib/libc/sys/z8ksim/configure
    newlib/libc/time/Makefile.am
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    newlib/libc/time/local.h
    newlib/libc/time/mktime.c
    newlib/libc/time/mktm_r.c
    newlib/libc/time/strftime.c
    newlib/libc/time/strptime.c
    newlib/libc/time/time.tex
    newlib/libc/time/tzlock.c
    newlib/libc/time/tzset_r.c
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    newlib/libc/unix/Makefile.in
    newlib/libc/unix/getcwd.c
    newlib/libc/unix/getlogin.c
    newlib/libc/unix/getpass.c
    newlib/libc/unix/getut.c
    newlib/libc/unix/ttyname.c
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    newlib/libm/common/Makefile.in
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    newlib/libm/common/fdlibm.h
    newlib/libm/common/s_fmax.c
    newlib/libm/common/s_fmin.c
    newlib/libm/common/s_fpclassify.c
    newlib/libm/common/s_lrint.c
    newlib/libm/common/s_modf.c
    newlib/libm/common/sf_fmax.c
    newlib/libm/common/sf_fmin.c
    newlib/libm/common/sf_lrint.c
    newlib/libm/common/sf_round.c
    newlib/libm/configure
    newlib/libm/libm.texinfo
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    newlib/libm/machine/configure
    newlib/libm/machine/i386/aclocal.m4
    newlib/libm/machine/i386/configure
    newlib/libm/math/Makefile.am
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    newlib/libm/math/ef_atan2.c
    newlib/libm/math/ef_hypot.c
    newlib/libm/math/math.tex
    newlib/libm/math/s_infconst.c
    newlib/libm/math/s_isinf.c
    newlib/libm/math/s_isnan.c
    newlib/libm/math/s_ldexp.c
    newlib/libm/math/sf_isinf.c
    newlib/libm/math/sf_isnan.c
    newlib/libm/math/w_j0.c
    newlib/libm/math/w_log.c
    newlib/libm/mathfp/Makefile.am
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    newlib/libm/mathfp/mathfp.tex
    newlib/libm/mathfp/s_atangent.c
    newlib/libm/mathfp/s_frexp.c
    newlib/libm/mathfp/s_infconst.c
    newlib/libm/mathfp/s_isinf.c
    newlib/libm/mathfp/s_isnan.c
    newlib/libm/mathfp/s_ldexp.c
    newlib/libm/mathfp/s_logarithm.c
    newlib/libm/mathfp/s_mathcnst.c
    newlib/libm/mathfp/s_pow.c
    newlib/libm/mathfp/sf_atangent.c
    newlib/libm/mathfp/sf_frexp.c
    newlib/libm/mathfp/sf_isinf.c
    newlib/libm/mathfp/sf_isnan.c
    newlib/libm/mathfp/sf_pow.c
    newlib/libm/mathfp/w_jn.c
    newlib/newlib.hin
    newlib/stamp-h.in
    newlib/testsuite/include/check.h
    newlib/testsuite/lib/checkoutput.exp
    newlib/testsuite/lib/flags.exp
    newlib/testsuite/lib/newlib.exp
    newlib/testsuite/lib/passfail.exp
    src-release
    symlink-tree
    ylwrap
Cherrypick from cygnus 1999-05-03 07:29:06 UTC Richard Henderson <rth@redhat.com> '19990502 sourceware import':
    COPYING
    COPYING.LIB
    include/aout/hp.h
    include/aout/hppa.h
    include/coff/sym.h
    include/fopen-bin.h
    include/fopen-same.h
    include/fopen-vms.h
    include/gdbm.h
    include/nlm/ppc-ext.h
    include/opcode/mn10200.h
    include/opcode/tahoe.h
    include/opcode/tic30.h
    move-if-change
    setup.com
Delete:
    config/depstand.m4
    config/enable.m4
    config/gxx-include-dir.m4
    config/lead-dot.m4
    config/mh-ppc-aix
    config/stdint.m4
    config/tls.m4
    depcomp
    libgloss/cris/Makefile.in
    libgloss/cris/configure
    libgloss/cris/configure.in
    libgloss/cris/crt0.S
    libgloss/cris/crti.c
    libgloss/cris/crtn.c
    libgloss/cris/gensyscalls
    libgloss/cris/lcrt0.c
    libgloss/cris/linunistd.h
    libgloss/cris/outbyte.c
    libgloss/cris/setup.S
    libgloss/crx/Makefile.in
    libgloss/crx/_exit.c
    libgloss/crx/_getenv.c
    libgloss/crx/_rename.c
    libgloss/crx/close.c
    libgloss/crx/configure
    libgloss/crx/configure.in
    libgloss/crx/crt0.S
    libgloss/crx/crti.S
    libgloss/crx/crtn.S
    libgloss/crx/dvz_hndl.c
    libgloss/crx/flg_hndl.c
    libgloss/crx/fstat.c
    libgloss/crx/getpid.c
    libgloss/crx/iad_hndl.c
    libgloss/crx/intable.c
    libgloss/crx/isatty.c
    libgloss/crx/kill.c
    libgloss/crx/lseek.c
    libgloss/crx/open.c
    libgloss/crx/putnum.c
    libgloss/crx/read.c
    libgloss/crx/sbrk.c
    libgloss/crx/sim.ld
    libgloss/crx/stat.c
    libgloss/crx/svc_hndl.c
    libgloss/crx/time.c
    libgloss/crx/und_hndl.c
    libgloss/crx/unlink.c
    libgloss/crx/write.c
    libgloss/libnosys/chown.c
    libgloss/libnosys/readlink.c
    libgloss/libnosys/symlink.c
    libgloss/m32c/Makefile.in
    libgloss/m32c/abort.S
    libgloss/m32c/argv.S
    libgloss/m32c/argvlen.S
    libgloss/m32c/chdir.S
    libgloss/m32c/chmod.S
    libgloss/m32c/close.S
    libgloss/m32c/configure
    libgloss/m32c/configure.in
    libgloss/m32c/crt0.S
    libgloss/m32c/crtn.S
    libgloss/m32c/exit.S
    libgloss/m32c/fstat.S
    libgloss/m32c/genscript
    libgloss/m32c/getpid.S
    libgloss/m32c/gettimeofday.S
    libgloss/m32c/heaptop.S
    libgloss/m32c/isatty.S
    libgloss/m32c/kill.S
    libgloss/m32c/link.S
    libgloss/m32c/lseek.S
    libgloss/m32c/m32c.tmpl
    libgloss/m32c/m32csys.h
    libgloss/m32c/open.S
    libgloss/m32c/read.S
    libgloss/m32c/sbrk.c
    libgloss/m32c/stat.S
    libgloss/m32c/time.S
    libgloss/m32c/times.S
    libgloss/m32c/unlink.S
    libgloss/m32c/utime.S
    libgloss/m32c/write.S
    libgloss/m68k/dbug-cf.sc
    libgloss/mt/16-002.ld
    libgloss/mt/16-003.ld
    libgloss/mt/64-001.ld
    libgloss/mt/Makefile.in
    libgloss/mt/access.c
    libgloss/mt/chmod.c
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    libgloss/mt/configure
    libgloss/mt/configure.in
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    libgloss/mt/getpid.c
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    libgloss/mt/isatty.c
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    libgloss/mt/ms2.ld
    libgloss/mt/open.c
    libgloss/mt/read.c
    libgloss/mt/sbrk.c
    libgloss/mt/startup-16-002.S
    libgloss/mt/startup-16-003.S
    libgloss/mt/startup-64-001.S
    libgloss/mt/startup-ms2.S
    libgloss/mt/stat.c
    libgloss/mt/time.c
    libgloss/mt/times.c
    libgloss/mt/trap.S
    libgloss/mt/trap.h
    libgloss/mt/unlink.c
    libgloss/mt/utime.c
    libgloss/mt/write.c
    libgloss/rs6000/sim-getrusage.S
    newlib/acconfig.h
    newlib/libc/include/getopt.h
    newlib/libc/include/inttypes.h
    newlib/libc/include/libgen.h
    newlib/libc/include/machine/_types.h
    newlib/libc/include/stdint.h
    newlib/libc/include/sys/string.h
    newlib/libc/machine/arm/machine/endian.h
    newlib/libc/machine/arm/machine/param.h
    newlib/libc/machine/cris/Makefile.am
    newlib/libc/machine/cris/Makefile.in
    newlib/libc/machine/cris/aclocal.m4
    newlib/libc/machine/cris/configure
    newlib/libc/machine/cris/configure.in
    newlib/libc/machine/cris/include/pthread.h
    newlib/libc/machine/cris/libcdtor.c
    newlib/libc/machine/cris/memcpy.c
    newlib/libc/machine/cris/memmove.c
    newlib/libc/machine/cris/memset.c
    newlib/libc/machine/cris/setjmp.c
    newlib/libc/machine/cris/sys/errno.h
    newlib/libc/machine/cris/sys/fcntl.h
    newlib/libc/machine/cris/sys/signal.h
    newlib/libc/machine/crx/Makefile.am
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    newlib/libc/machine/crx/aclocal.m4
    newlib/libc/machine/crx/configure
    newlib/libc/machine/crx/configure.in
    newlib/libc/machine/crx/getenv.c
    newlib/libc/machine/crx/setjmp.S
    newlib/libc/machine/crx/sys/asm.h
    newlib/libc/machine/crx/sys/libh.h
    newlib/libc/machine/crx/sys/syscall.h
    newlib/libc/machine/m32c/Makefile.am
    newlib/libc/machine/m32c/Makefile.in
    newlib/libc/machine/m32c/aclocal.m4
    newlib/libc/machine/m32c/configure
    newlib/libc/machine/m32c/configure.in
    newlib/libc/machine/m32c/setjmp.S
    newlib/libc/machine/mt/Makefile.am
    newlib/libc/machine/mt/Makefile.in
    newlib/libc/machine/mt/aclocal.m4
    newlib/libc/machine/mt/configure
    newlib/libc/machine/mt/configure.in
    newlib/libc/machine/mt/setjmp.S
    newlib/libc/machine/z8k/memcmp.S
    newlib/libc/machine/z8k/memcpy.S
    newlib/libc/machine/z8k/memmove.S
    newlib/libc/machine/z8k/memset.S
    newlib/libc/misc/init.c
    newlib/libc/stdio/asiprintf.c
    newlib/libc/stdio/dprintf.c
    newlib/libc/stdio/fiscanf.c
    newlib/libc/stdio/iscanf.c
    newlib/libc/stdio/sccl.c
    newlib/libc/stdio/siscanf.c
    newlib/libc/stdio/sniprintf.c
    newlib/libc/stdio/vasiprintf.c
    newlib/libc/stdio/vdprintf.c
    newlib/libc/stdio/viprintf.c
    newlib/libc/stdio/viscanf.c
    newlib/libc/stdio/vsiprintf.c
    newlib/libc/stdio/vsiscanf.c
    newlib/libc/stdio/vsniprintf.c
    newlib/libc/sys/arm/aeabi_atexit.c
    newlib/libc/sys/arm/sys/param.h
    newlib/libc/sys/linux/bits/initspin.h
    newlib/libc/sys/linux/bits/libc-lock.h
    newlib/libc/sys/linux/bits/pthreadtypes.h
    newlib/libc/sys/linux/bits/typesizes.h
    newlib/libc/sys/linux/dl/dl-local.h
    newlib/libc/sys/linux/getpwent.c
    newlib/libc/sys/linux/include/ltdl.h
    newlib/libc/sys/linux/sys/string.h
    newlib/libc/sys/rdos/Makefile.am
    newlib/libc/sys/rdos/Makefile.in
    newlib/libc/sys/rdos/aclocal.m4
    newlib/libc/sys/rdos/chown.c
    newlib/libc/sys/rdos/close.c
    newlib/libc/sys/rdos/config.h
    newlib/libc/sys/rdos/configure
    newlib/libc/sys/rdos/configure.in
    newlib/libc/sys/rdos/crt0.S
    newlib/libc/sys/rdos/execve.c
    newlib/libc/sys/rdos/fork.c
    newlib/libc/sys/rdos/fstat.c
    newlib/libc/sys/rdos/getenv.c
    newlib/libc/sys/rdos/getpid.c
    newlib/libc/sys/rdos/gettod.c
    newlib/libc/sys/rdos/isatty.c
    newlib/libc/sys/rdos/kill.c
    newlib/libc/sys/rdos/link.c
    newlib/libc/sys/rdos/lseek.c
    newlib/libc/sys/rdos/open.c
    newlib/libc/sys/rdos/rdos.S
    newlib/libc/sys/rdos/rdos.h
    newlib/libc/sys/rdos/rdoshelp.c
    newlib/libc/sys/rdos/read.c
    newlib/libc/sys/rdos/readlink.c
    newlib/libc/sys/rdos/sbrk.c
    newlib/libc/sys/rdos/stat.c
    newlib/libc/sys/rdos/symlink.c
    newlib/libc/sys/rdos/times.c
    newlib/libc/sys/rdos/unlink.c
    newlib/libc/sys/rdos/user.def
    newlib/libc/sys/rdos/wait.c
    newlib/libc/sys/rdos/write.c
    newlib/libc/time/gettzinfo.c
    newlib/libc/time/tzvars.c
    newlib/libc/unix/basename.c
    newlib/libc/unix/dirname.c
    newlib/libm/common/s_infconst.c
    newlib/libm/common/s_isinf.c
    newlib/libm/common/s_isinfd.c
    newlib/libm/common/s_isnan.c
    newlib/libm/common/s_isnand.c
    newlib/libm/common/sf_isinf.c
    newlib/libm/common/sf_isinff.c
    newlib/libm/common/sf_isnan.c
    newlib/libm/common/sf_isnanf.c
    newlib/testsuite/newlib.string/memmove1.c

1 files changed, 692 insertions, 0 deletions

diff --git a/include/bfdlink.h b/include/bfdlink.h
new file mode 100644
index 000000000..5aa72d4b4
--- /dev/null
+++ b/include/bfdlink.h
@@ -0,0 +1,692 @@
+/* bfdlink.h -- header file for BFD link routines
+   Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003,
+   2004 Free Software Foundation, Inc.
+   Written by Steve Chamberlain and Ian Lance Taylor, Cygnus Support.
+
+   This file is part of BFD, the Binary File Descriptor library.
+
+   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; either version 2 of the License, or
+   (at your option) any later version.
+
+   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.  */
+
+#ifndef BFDLINK_H
+#define BFDLINK_H
+
+/* Which symbols to strip during a link.  */
+enum bfd_link_strip
+{
+  strip_none,		/* Don't strip any symbols.  */
+  strip_debugger,	/* Strip debugging symbols.  */
+  strip_some,		/* keep_hash is the list of symbols to keep.  */
+  strip_all		/* Strip all symbols.  */
+};
+
+/* Which local symbols to discard during a link.  This is irrelevant
+   if strip_all is used.  */
+enum bfd_link_discard
+{
+  discard_sec_merge,	/* Discard local temporary symbols in SEC_MERGE
+			   sections.  */
+  discard_none,		/* Don't discard any locals.  */
+  discard_l,		/* Discard local temporary symbols.  */
+  discard_all		/* Discard all locals.  */
+};
+
+/* Describes the type of hash table entry structure being used.
+   Different hash table structure have different fields and so
+   support different linking features.  */
+enum bfd_link_hash_table_type
+  {
+    bfd_link_generic_hash_table,
+    bfd_link_elf_hash_table
+  };
+
+/* These are the possible types of an entry in the BFD link hash
+   table.  */
+
+enum bfd_link_hash_type
+{
+  bfd_link_hash_new,		/* Symbol is new.  */
+  bfd_link_hash_undefined,	/* Symbol seen before, but undefined.  */
+  bfd_link_hash_undefweak,	/* Symbol is weak and undefined.  */
+  bfd_link_hash_defined,	/* Symbol is defined.  */
+  bfd_link_hash_defweak,	/* Symbol is weak and defined.  */
+  bfd_link_hash_common,		/* Symbol is common.  */
+  bfd_link_hash_indirect,	/* Symbol is an indirect link.  */
+  bfd_link_hash_warning		/* Like indirect, but warn if referenced.  */
+};
+
+enum bfd_link_common_skip_ar_aymbols
+{
+  bfd_link_common_skip_none,
+  bfd_link_common_skip_text,
+  bfd_link_common_skip_data,
+  bfd_link_common_skip_all
+};
+
+/* The linking routines use a hash table which uses this structure for
+   its elements.  */
+
+struct bfd_link_hash_entry
+{
+  /* Base hash table entry structure.  */
+  struct bfd_hash_entry root;
+
+  /* Type of this entry.  */
+  enum bfd_link_hash_type type;
+
+  /* A union of information depending upon the type.  */
+  union
+    {
+      /* Nothing is kept for bfd_hash_new.  */
+      /* bfd_link_hash_undefined, bfd_link_hash_undefweak.  */
+      struct
+	{
+	  /* Undefined and common symbols are kept in a linked list through
+	     this field.  This field is present in all of the union element
+	     so that we don't need to remove entries from the list when we
+	     change their type.  Removing entries would either require the
+	     list to be doubly linked, which would waste more memory, or
+	     require a traversal.  When an undefined or common symbol is
+	     created, it should be added to this list, the head of which is in
+	     the link hash table itself.  As symbols are defined, they need
+	     not be removed from the list; anything which reads the list must
+	     doublecheck the symbol type.
+
+	     Weak symbols are not kept on this list.
+
+	     Defined and defweak symbols use this field as a reference marker.
+	     If the field is not NULL, or this structure is the tail of the
+	     undefined symbol list, the symbol has been referenced.  If the
+	     symbol is undefined and becomes defined, this field will
+	     automatically be non-NULL since the symbol will have been on the
+	     undefined symbol list.  */
+	  struct bfd_link_hash_entry *next;
+	  bfd *abfd;		/* BFD symbol was found in.  */
+	} undef;
+      /* bfd_link_hash_defined, bfd_link_hash_defweak.  */
+      struct
+	{
+	  struct bfd_link_hash_entry *next;
+	  asection *section;	/* Symbol section.  */
+	  bfd_vma value;	/* Symbol value.  */
+	} def;
+      /* bfd_link_hash_indirect, bfd_link_hash_warning.  */
+      struct
+	{
+	  struct bfd_link_hash_entry *next;
+	  struct bfd_link_hash_entry *link;	/* Real symbol.  */
+	  const char *warning;	/* Warning (bfd_link_hash_warning only).  */
+	} i;
+      /* bfd_link_hash_common.  */
+      struct
+	{
+	  struct bfd_link_hash_entry *next;
+	  /* The linker needs to know three things about common
+	     symbols: the size, the alignment, and the section in
+	     which the symbol should be placed.  We store the size
+	     here, and we allocate a small structure to hold the
+	     section and the alignment.  The alignment is stored as a
+	     power of two.  We don't store all the information
+	     directly because we don't want to increase the size of
+	     the union; this structure is a major space user in the
+	     linker.  */
+	  struct bfd_link_hash_common_entry
+	    {
+	      unsigned int alignment_power;	/* Alignment.  */
+	      asection *section;		/* Symbol section.  */
+	    } *p;
+	  bfd_size_type size;	/* Common symbol size.  */
+	} c;
+    } u;
+};
+
+/* This is the link hash table.  It is a derived class of
+   bfd_hash_table.  */
+
+struct bfd_link_hash_table
+{
+  /* The hash table itself.  */
+  struct bfd_hash_table table;
+  /* The back end which created this hash table.  This indicates the
+     type of the entries in the hash table, which is sometimes
+     important information when linking object files of different
+     types together.  */
+  const bfd_target *creator;
+  /* A linked list of undefined and common symbols, linked through the
+     next field in the bfd_link_hash_entry structure.  */
+  struct bfd_link_hash_entry *undefs;
+  /* Entries are added to the tail of the undefs list.  */
+  struct bfd_link_hash_entry *undefs_tail;
+  /* The type of the link hash table.  */
+  enum bfd_link_hash_table_type type;
+};
+
+/* Look up an entry in a link hash table.  If FOLLOW is TRUE, this
+   follows bfd_link_hash_indirect and bfd_link_hash_warning links to
+   the real symbol.  */
+extern struct bfd_link_hash_entry *bfd_link_hash_lookup
+  (struct bfd_link_hash_table *, const char *, bfd_boolean create,
+   bfd_boolean copy, bfd_boolean follow);
+
+/* Look up an entry in the main linker hash table if the symbol might
+   be wrapped.  This should only be used for references to an
+   undefined symbol, not for definitions of a symbol.  */
+
+extern struct bfd_link_hash_entry *bfd_wrapped_link_hash_lookup
+  (bfd *, struct bfd_link_info *, const char *, bfd_boolean,
+   bfd_boolean, bfd_boolean);
+
+/* Traverse a link hash table.  */
+extern void bfd_link_hash_traverse
+  (struct bfd_link_hash_table *,
+    bfd_boolean (*) (struct bfd_link_hash_entry *, void *),
+    void *);
+
+/* Add an entry to the undefs list.  */
+extern void bfd_link_add_undef
+  (struct bfd_link_hash_table *, struct bfd_link_hash_entry *);
+
+struct bfd_sym_chain
+{
+  struct bfd_sym_chain *next;
+  const char *name;
+};
+
+/* How to handle unresolved symbols.
+   There are four possibilities which are enumerated below:  */
+enum report_method
+{
+  /* This is the initial value when then link_info structure is created.
+     It allows the various stages of the linker to determine whether they
+     allowed to set the value.  */
+  RM_NOT_YET_SET = 0,
+  RM_IGNORE,
+  RM_GENERATE_WARNING,
+  RM_GENERATE_ERROR
+};
+
+/* This structure holds all the information needed to communicate
+   between BFD and the linker when doing a link.  */
+
+struct bfd_link_info
+{
+  /* TRUE if BFD should generate a relocatable object file.  */
+  unsigned int relocatable: 1;
+
+  /* TRUE if BFD should generate relocation information in the final
+     executable.  */
+  unsigned int emitrelocations: 1;
+
+  /* TRUE if BFD should generate a "task linked" object file,
+     similar to relocatable but also with globals converted to
+     statics.  */
+  unsigned int task_link: 1;
+
+  /* TRUE if BFD should generate a shared object.  */
+  unsigned int shared: 1;
+
+  /* TRUE if BFD should pre-bind symbols in a shared object.  */
+  unsigned int symbolic: 1;
+
+  /* TRUE if BFD should export all symbols in the dynamic symbol table
+     of an executable, rather than only those used.  */
+  unsigned int export_dynamic: 1;
+
+  /* TRUE if shared objects should be linked directly, not shared.  */
+  unsigned int static_link: 1;
+
+  /* TRUE if the output file should be in a traditional format.  This
+     is equivalent to the setting of the BFD_TRADITIONAL_FORMAT flag
+     on the output file, but may be checked when reading the input
+     files.  */
+  unsigned int traditional_format: 1;
+
+  /* TRUE if we want to produced optimized output files.  This might
+     need much more time and therefore must be explicitly selected.  */
+  unsigned int optimize: 1;
+
+  /* TRUE if ok to have multiple definition.  */
+  unsigned int allow_multiple_definition: 1;
+
+  /* TRUE if ok to have version with no definition.  */
+  unsigned int allow_undefined_version: 1;
+
+  /* TRUE if symbols should be retained in memory, FALSE if they
+     should be freed and reread.  */
+  unsigned int keep_memory: 1;
+
+  /* TRUE if every symbol should be reported back via the notice
+     callback.  */
+  unsigned int notice_all: 1;
+
+  /* TRUE if executable should not contain copy relocs.
+     Setting this true may result in a non-sharable text segment.  */
+  unsigned int nocopyreloc: 1;
+
+  /* TRUE if the new ELF dynamic tags are enabled. */
+  unsigned int new_dtags: 1;
+
+  /* TRUE if non-PLT relocs should be merged into one reloc section
+     and sorted so that relocs against the same symbol come together.  */
+  unsigned int combreloc: 1;
+
+  /* TRUE if .eh_frame_hdr section and PT_GNU_EH_FRAME ELF segment
+     should be created.  */
+  unsigned int eh_frame_hdr: 1;
+
+  /* TRUE if global symbols in discarded sections should be stripped.  */
+  unsigned int strip_discarded: 1;
+
+  /* TRUE if the final relax pass is needed.  */
+  unsigned int need_relax_finalize: 1;
+
+  /* TRUE if generating a position independent executable.  */
+  unsigned int pie: 1;
+
+  /* TRUE if generating an executable, position independent or not.  */
+  unsigned int executable : 1;
+
+  /* TRUE if PT_GNU_STACK segment should be created with PF_R|PF_W|PF_X
+     flags.  */
+  unsigned int execstack: 1;
+
+  /* TRUE if PT_GNU_STACK segment should be created with PF_R|PF_W
+     flags.  */
+  unsigned int noexecstack: 1;
+
+  /* TRUE if PT_GNU_RELRO segment should be created.  */
+  unsigned int relro: 1;
+
+  /* What to do with unresolved symbols in an object file.
+     When producing executables the default is GENERATE_ERROR.
+     When producing shared libraries the default is IGNORE.  The
+     assumption with shared libraries is that the reference will be
+     resolved at load/execution time.  */
+  enum report_method unresolved_syms_in_objects;
+
+  /* What to do with unresolved symbols in a shared library.
+     The same defaults apply.  */
+  enum report_method unresolved_syms_in_shared_libs;
+
+  /* Which symbols to strip.  */
+  enum bfd_link_strip strip;
+
+  /* Which local symbols to discard.  */
+  enum bfd_link_discard discard;
+
+  /* Criteria for skipping symbols when detemining
+     whether to include an object from an archive. */
+  enum bfd_link_common_skip_ar_aymbols common_skip_ar_aymbols;
+
+  /* Char that may appear as the first char of a symbol, but should be
+     skipped (like symbol_leading_char) when looking up symbols in
+     wrap_hash.  Used by PowerPC Linux for 'dot' symbols.  */
+  char wrap_char;
+
+  /* Function callbacks.  */
+  const struct bfd_link_callbacks *callbacks;
+
+  /* Hash table handled by BFD.  */
+  struct bfd_link_hash_table *hash;
+
+  /* Hash table of symbols to keep.  This is NULL unless strip is
+     strip_some.  */
+  struct bfd_hash_table *keep_hash;
+
+  /* Hash table of symbols to report back via the notice callback.  If
+     this is NULL, and notice_all is FALSE, then no symbols are
+     reported back.  */
+  struct bfd_hash_table *notice_hash;
+
+  /* Hash table of symbols which are being wrapped (the --wrap linker
+     option).  If this is NULL, no symbols are being wrapped.  */
+  struct bfd_hash_table *wrap_hash;
+
+  /* The list of input BFD's involved in the link.  These are chained
+     together via the link_next field.  */
+  bfd *input_bfds;
+
+  /* If a symbol should be created for each input BFD, this is section
+     where those symbols should be placed.  It must be a section in
+     the output BFD.  It may be NULL, in which case no such symbols
+     will be created.  This is to support CREATE_OBJECT_SYMBOLS in the
+     linker command language.  */
+  asection *create_object_symbols_section;
+
+  /* List of global symbol names that are starting points for marking
+     sections against garbage collection.  */
+  struct bfd_sym_chain *gc_sym_list;
+
+  /* If a base output file is wanted, then this points to it */
+  void *base_file;
+
+  /* The function to call when the executable or shared object is
+     loaded.  */
+  const char *init_function;
+
+  /* The function to call when the executable or shared object is
+     unloaded.  */
+  const char *fini_function;
+
+  /* Non-zero if auto-import thunks for DATA items in pei386 DLLs
+     should be generated/linked against.  Set to 1 if this feature
+     is explicitly requested by the user, -1 if enabled by default.  */
+  int pei386_auto_import;
+
+  /* Non-zero if runtime relocs for DATA items with non-zero addends
+     in pei386 DLLs should be generated.  Set to 1 if this feature
+     is explicitly requested by the user, -1 if enabled by default.  */
+  int pei386_runtime_pseudo_reloc;
+
+  /* How many spare .dynamic DT_NULL entries should be added?  */
+  unsigned int spare_dynamic_tags;
+
+  /* May be used to set DT_FLAGS for ELF. */
+  bfd_vma flags;
+
+  /* May be used to set DT_FLAGS_1 for ELF. */
+  bfd_vma flags_1;
+
+  /* Start and end of RELRO region.  */
+  bfd_vma relro_start, relro_end;
+};
+
+/* This structures holds a set of callback functions.  These are
+   called by the BFD linker routines.  The first argument to each
+   callback function is the bfd_link_info structure being used.  Each
+   function returns a boolean value.  If the function returns FALSE,
+   then the BFD function which called it will return with a failure
+   indication.  */
+
+struct bfd_link_callbacks
+{
+  /* A function which is called when an object is added from an
+     archive.  ABFD is the archive element being added.  NAME is the
+     name of the symbol which caused the archive element to be pulled
+     in.  */
+  bfd_boolean (*add_archive_element)
+    (struct bfd_link_info *, bfd *abfd, const char *name);
+  /* A function which is called when a symbol is found with multiple
+     definitions.  NAME is the symbol which is defined multiple times.
+     OBFD is the old BFD, OSEC is the old section, OVAL is the old
+     value, NBFD is the new BFD, NSEC is the new section, and NVAL is
+     the new value.  OBFD may be NULL.  OSEC and NSEC may be
+     bfd_com_section or bfd_ind_section.  */
+  bfd_boolean (*multiple_definition)
+    (struct bfd_link_info *, const char *name,
+     bfd *obfd, asection *osec, bfd_vma oval,
+     bfd *nbfd, asection *nsec, bfd_vma nval);
+  /* A function which is called when a common symbol is defined
+     multiple times.  NAME is the symbol appearing multiple times.
+     OBFD is the BFD of the existing symbol; it may be NULL if this is
+     not known.  OTYPE is the type of the existing symbol, which may
+     be bfd_link_hash_defined, bfd_link_hash_defweak,
+     bfd_link_hash_common, or bfd_link_hash_indirect.  If OTYPE is
+     bfd_link_hash_common, OSIZE is the size of the existing symbol.
+     NBFD is the BFD of the new symbol.  NTYPE is the type of the new
+     symbol, one of bfd_link_hash_defined, bfd_link_hash_common, or
+     bfd_link_hash_indirect.  If NTYPE is bfd_link_hash_common, NSIZE
+     is the size of the new symbol.  */
+  bfd_boolean (*multiple_common)
+    (struct bfd_link_info *, const char *name,
+     bfd *obfd, enum bfd_link_hash_type otype, bfd_vma osize,
+     bfd *nbfd, enum bfd_link_hash_type ntype, bfd_vma nsize);
+  /* A function which is called to add a symbol to a set.  ENTRY is
+     the link hash table entry for the set itself (e.g.,
+     __CTOR_LIST__).  RELOC is the relocation to use for an entry in
+     the set when generating a relocatable file, and is also used to
+     get the size of the entry when generating an executable file.
+     ABFD, SEC and VALUE identify the value to add to the set.  */
+  bfd_boolean (*add_to_set)
+    (struct bfd_link_info *, struct bfd_link_hash_entry *entry,
+     bfd_reloc_code_real_type reloc, bfd *abfd, asection *sec, bfd_vma value);
+  /* A function which is called when the name of a g++ constructor or
+     destructor is found.  This is only called by some object file
+     formats.  CONSTRUCTOR is TRUE for a constructor, FALSE for a
+     destructor.  This will use BFD_RELOC_CTOR when generating a
+     relocatable file.  NAME is the name of the symbol found.  ABFD,
+     SECTION and VALUE are the value of the symbol.  */
+  bfd_boolean (*constructor)
+    (struct bfd_link_info *, bfd_boolean constructor, const char *name,
+     bfd *abfd, asection *sec, bfd_vma value);
+  /* A function which is called to issue a linker warning.  For
+     example, this is called when there is a reference to a warning
+     symbol.  WARNING is the warning to be issued.  SYMBOL is the name
+     of the symbol which triggered the warning; it may be NULL if
+     there is none.  ABFD, SECTION and ADDRESS identify the location
+     which trigerred the warning; either ABFD or SECTION or both may
+     be NULL if the location is not known.  */
+  bfd_boolean (*warning)
+    (struct bfd_link_info *, const char *warning, const char *symbol,
+     bfd *abfd, asection *section, bfd_vma address);
+  /* A function which is called when a relocation is attempted against
+     an undefined symbol.  NAME is the symbol which is undefined.
+     ABFD, SECTION and ADDRESS identify the location from which the
+     reference is made. FATAL indicates whether an undefined symbol is
+     a fatal error or not. In some cases SECTION may be NULL.  */
+  bfd_boolean (*undefined_symbol)
+    (struct bfd_link_info *, const char *name, bfd *abfd,
+     asection *section, bfd_vma address, bfd_boolean fatal);
+  /* A function which is called when a reloc overflow occurs.  NAME is
+     the name of the symbol or section the reloc is against,
+     RELOC_NAME is the name of the relocation, and ADDEND is any
+     addend that is used.  ABFD, SECTION and ADDRESS identify the
+     location at which the overflow occurs; if this is the result of a
+     bfd_section_reloc_link_order or bfd_symbol_reloc_link_order, then
+     ABFD will be NULL.  */
+  bfd_boolean (*reloc_overflow)
+    (struct bfd_link_info *, const char *name, const char *reloc_name,
+     bfd_vma addend, bfd *abfd, asection *section, bfd_vma address);
+  /* A function which is called when a dangerous reloc is performed.
+     The canonical example is an a29k IHCONST reloc which does not
+     follow an IHIHALF reloc.  MESSAGE is an appropriate message.
+     ABFD, SECTION and ADDRESS identify the location at which the
+     problem occurred; if this is the result of a
+     bfd_section_reloc_link_order or bfd_symbol_reloc_link_order, then
+     ABFD will be NULL.  */
+  bfd_boolean (*reloc_dangerous)
+    (struct bfd_link_info *, const char *message,
+     bfd *abfd, asection *section, bfd_vma address);
+  /* A function which is called when a reloc is found to be attached
+     to a symbol which is not being written out.  NAME is the name of
+     the symbol.  ABFD, SECTION and ADDRESS identify the location of
+     the reloc; if this is the result of a
+     bfd_section_reloc_link_order or bfd_symbol_reloc_link_order, then
+     ABFD will be NULL.  */
+  bfd_boolean (*unattached_reloc)
+    (struct bfd_link_info *, const char *name,
+     bfd *abfd, asection *section, bfd_vma address);
+  /* A function which is called when a symbol in notice_hash is
+     defined or referenced.  NAME is the symbol.  ABFD, SECTION and
+     ADDRESS are the value of the symbol.  If SECTION is
+     bfd_und_section, this is a reference.  */
+  bfd_boolean (*notice)
+    (struct bfd_link_info *, const char *name,
+     bfd *abfd, asection *section, bfd_vma address);
+};
+
+/* The linker builds link_order structures which tell the code how to
+   include input data in the output file.  */
+
+/* These are the types of link_order structures.  */
+
+enum bfd_link_order_type
+{
+  bfd_undefined_link_order,	/* Undefined.  */
+  bfd_indirect_link_order,	/* Built from a section.  */
+  bfd_data_link_order,		/* Set to explicit data.  */
+  bfd_section_reloc_link_order,	/* Relocate against a section.  */
+  bfd_symbol_reloc_link_order	/* Relocate against a symbol.  */
+};
+
+/* This is the link_order structure itself.  These form a chain
+   attached to the section whose contents they are describing.  */
+
+struct bfd_link_order
+{
+  /* Next link_order in chain.  */
+  struct bfd_link_order *next;
+  /* Type of link_order.  */
+  enum bfd_link_order_type type;
+  /* Offset within output section.  */
+  bfd_vma offset;
+  /* Size within output section.  */
+  bfd_size_type size;
+  /* Type specific information.  */
+  union
+    {
+      struct
+	{
+	  /* Section to include.  If this is used, then
+	     section->output_section must be the section the
+	     link_order is attached to, section->output_offset must
+	     equal the link_order offset field, and section->size
+	     must equal the link_order size field.  Maybe these
+	     restrictions should be relaxed someday.  */
+	  asection *section;
+	} indirect;
+      struct
+	{
+	  /* Size of contents, or zero when contents size == size
+	     within output section.
+	     A non-zero value allows filling of the output section
+	     with an arbitrary repeated pattern.  */
+	  unsigned int size;
+	  /* Data to put into file.  */
+	  bfd_byte *contents;
+	} data;
+      struct
+	{
+	  /* Description of reloc to generate.  Used for
+	     bfd_section_reloc_link_order and
+	     bfd_symbol_reloc_link_order.  */
+	  struct bfd_link_order_reloc *p;
+	} reloc;
+    } u;
+};
+
+/* A linker order of type bfd_section_reloc_link_order or
+   bfd_symbol_reloc_link_order means to create a reloc against a
+   section or symbol, respectively.  This is used to implement -Ur to
+   generate relocs for the constructor tables.  The
+   bfd_link_order_reloc structure describes the reloc that BFD should
+   create.  It is similar to a arelent, but I didn't use arelent
+   because the linker does not know anything about most symbols, and
+   any asymbol structure it creates will be partially meaningless.
+   This information could logically be in the bfd_link_order struct,
+   but I didn't want to waste the space since these types of relocs
+   are relatively rare.  */
+
+struct bfd_link_order_reloc
+{
+  /* Reloc type.  */
+  bfd_reloc_code_real_type reloc;
+
+  union
+    {
+      /* For type bfd_section_reloc_link_order, this is the section
+	 the reloc should be against.  This must be a section in the
+	 output BFD, not any of the input BFDs.  */
+      asection *section;
+      /* For type bfd_symbol_reloc_link_order, this is the name of the
+	 symbol the reloc should be against.  */
+      const char *name;
+    } u;
+
+  /* Addend to use.  The object file should contain zero.  The BFD
+     backend is responsible for filling in the contents of the object
+     file correctly.  For some object file formats (e.g., COFF) the
+     addend must be stored into in the object file, and for some
+     (e.g., SPARC a.out) it is kept in the reloc.  */
+  bfd_vma addend;
+};
+
+/* Allocate a new link_order for a section.  */
+extern struct bfd_link_order *bfd_new_link_order (bfd *, asection *);
+
+/* These structures are used to describe version information for the
+   ELF linker.  These structures could be manipulated entirely inside
+   BFD, but it would be a pain.  Instead, the regular linker sets up
+   these structures, and then passes them into BFD.  */
+
+/* Glob pattern for a version.  */
+
+struct bfd_elf_version_expr
+{
+  /* Next glob pattern for this version.  */
+  struct bfd_elf_version_expr *next;
+  /* Glob pattern.  */
+  const char *pattern;
+  /* NULL for a glob pattern, otherwise a straight symbol.  */
+  const char *symbol;
+  /* Defined by ".symver".  */
+  unsigned int symver : 1;
+  /* Defined by version script.  */
+  unsigned int script : 1;
+  /* Pattern type.  */
+#define BFD_ELF_VERSION_C_TYPE		1
+#define BFD_ELF_VERSION_CXX_TYPE	2
+#define BFD_ELF_VERSION_JAVA_TYPE	4
+  unsigned int mask : 3;
+};
+
+struct bfd_elf_version_expr_head
+{
+  /* List of all patterns, both wildcards and non-wildcards.  */
+  struct bfd_elf_version_expr *list;
+  /* Hash table for non-wildcards.  */
+  void *htab;
+  /* Remaining patterns.  */
+  struct bfd_elf_version_expr *remaining;
+  /* What kind of pattern types are present in list (bitmask).  */
+  unsigned int mask;
+};
+
+/* Version dependencies.  */
+
+struct bfd_elf_version_deps
+{
+  /* Next dependency for this version.  */
+  struct bfd_elf_version_deps *next;
+  /* The version which this version depends upon.  */
+  struct bfd_elf_version_tree *version_needed;
+};
+
+/* A node in the version tree.  */
+
+struct bfd_elf_version_tree
+{
+  /* Next version.  */
+  struct bfd_elf_version_tree *next;
+  /* Name of this version.  */
+  const char *name;
+  /* Version number.  */
+  unsigned int vernum;
+  /* Regular expressions for global symbols in this version.  */
+  struct bfd_elf_version_expr_head globals;
+  /* Regular expressions for local symbols in this version.  */
+  struct bfd_elf_version_expr_head locals;
+  /* List of versions which this version depends upon.  */
+  struct bfd_elf_version_deps *deps;
+  /* Index of the version name.  This is used within BFD.  */
+  unsigned int name_indx;
+  /* Whether this version tree was used.  This is used within BFD.  */
+  int used;
+  /* Matching hook.  */
+  struct bfd_elf_version_expr *(*match)
+    (struct bfd_elf_version_expr_head *head,
+     struct bfd_elf_version_expr *prev, const char *sym);
+};
+
+#endif