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* sunos.c (SUNOS_CONSTRUCTOR): Define.

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(sunos_add_one_symbol): Don't let a symbol from a dynamic object
	override a constructor symbol.  Set SUNOS_CONSTRUCTOR when
	appropriate.
This commit is contained in:
Ian Lance Taylor 1996-02-21 02:51:02 +00:00
parent eb224848cd
commit fe6fc35fdb
2 changed files with 37 additions and 3 deletions
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5
bfd/ChangeLog
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@ -5,6 +5,11 @@ Tue Feb 20 16:22:44 1996 J.T. Conklin <jtc@rtl.cygnus.com>
Tue Feb 20 16:50:02 1996 Ian Lance Taylor <ian@cygnus.com>
* sunos.c (SUNOS_CONSTRUCTOR): Define.
(sunos_add_one_symbol): Don't let a symbol from a dynamic object
override a constructor symbol. Set SUNOS_CONSTRUCTOR when
appropriate.
* bout.c (b_out_squirt_out_relocs): Use udata.i rather than flags
to get the symbol index, matching 14 Jul 95 change.

35
bfd/sunos.c
View File

@ -1,5 +1,5 @@
/* BFD backend for SunOS binaries.
Copyright (C) 1990, 91, 92, 93, 94, 1995 Free Software Foundation, Inc.
Copyright (C) 1990, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
@ -620,9 +620,11 @@ struct sunos_link_hash_entry
/* Symbol is defined by a regular object. */
#define SUNOS_DEF_REGULAR 02
/* Symbol is referenced by a dynamic object. */
#define SUNOS_REF_DYNAMIC 010
#define SUNOS_REF_DYNAMIC 04
/* Symbol is defined by a dynamic object. */
#define SUNOS_DEF_DYNAMIC 020
#define SUNOS_DEF_DYNAMIC 010
/* Symbol is a constructor symbol in a regular object. */
#define SUNOS_CONSTRUCTOR 020
};
/* The SunOS linker hash table. */
@ -1077,6 +1079,29 @@ sunos_add_one_symbol (info, abfd, name, flags, section, value, string,
}
}
if ((abfd->flags & DYNAMIC) != 0
&& abfd->xvec == info->hash->creator
&& (h->flags & SUNOS_CONSTRUCTOR) != 0)
{
/* The existing symbol is a constructor symbol, and this symbol
is from a dynamic object. A constructor symbol is actually a
definition, although the type will be bfd_link_hash_undefined
at this point. We want to ignore the definition from the
dynamic object. */
section = bfd_und_section_ptr;
}
else if ((flags & BSF_CONSTRUCTOR) != 0
&& (abfd->flags & DYNAMIC) == 0
&& h->root.root.type == bfd_link_hash_defined
&& h->root.root.u.def.section->owner != NULL
&& (h->root.root.u.def.section->owner->flags & DYNAMIC) != 0)
{
/* The existing symbol is defined by a dynamic object, and this
is a constructor symbol. As above, we want to force the use
of the constructor symbol from the regular object. */
h->root.root.type = bfd_link_hash_new;
}
/* Do the usual procedure for adding a symbol. */
if (! _bfd_generic_link_add_one_symbol (info, abfd, name, flags, section,
value, string, copy, collect,
@ -1112,6 +1137,10 @@ sunos_add_one_symbol (info, abfd, name, flags, section, value, string,
++sunos_hash_table (info)->dynsymcount;
h->dynindx = -2;
}
if ((flags & BSF_CONSTRUCTOR) != 0
&& (abfd->flags & DYNAMIC) == 0)
h->flags |= SUNOS_CONSTRUCTOR;
}
return true;