binutils-gdb/binutils/emul_aix.c

141 lines
3.5 KiB
C

/* Binutils emulation layer.
Copyright (C) 2002-2018 Free Software Foundation, Inc.
Written by Tom Rix, Red Hat Inc.
This file is part of GNU Binutils.
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 3 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., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#include "binemul.h"
#include "bfdlink.h"
#include "coff/internal.h"
#include "coff/xcoff.h"
#include "libcoff.h"
#include "libxcoff.h"
/* Default to <bigaf>. */
/* FIXME: write only variable. */
static bfd_boolean big_archive = TRUE;
/* Whether to include 32 bit objects. */
static bfd_boolean X32 = TRUE;
/* Whether to include 64 bit objects. */
static bfd_boolean X64 = FALSE;
static void
ar_emul_aix_usage (FILE *fp)
{
AR_EMUL_USAGE_PRINT_OPTION_HEADER (fp);
/* xgettext:c-format */
fprintf (fp, _(" [-g] - 32 bit small archive\n"));
fprintf (fp, _(" [-X32] - ignores 64 bit objects\n"));
fprintf (fp, _(" [-X64] - ignores 32 bit objects\n"));
fprintf (fp, _(" [-X32_64] - accepts 32 and 64 bit objects\n"));
}
static bfd_boolean
check_aix (bfd *try_bfd)
{
extern const bfd_target rs6000_xcoff_vec;
extern const bfd_target rs6000_xcoff64_vec;
extern const bfd_target rs6000_xcoff64_aix_vec;
if (bfd_check_format (try_bfd, bfd_object))
{
if (!X32 && try_bfd->xvec == &rs6000_xcoff_vec)
return FALSE;
if (!X64 && (try_bfd->xvec == &rs6000_xcoff64_vec
|| try_bfd->xvec == &rs6000_xcoff64_aix_vec))
return FALSE;
}
return TRUE;
}
static bfd_boolean
ar_emul_aix_append (bfd **after_bfd, char *file_name, const char *target,
bfd_boolean verbose, bfd_boolean flatten)
{
bfd *new_bfd;
new_bfd = bfd_openr (file_name, target);
AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);
return do_ar_emul_append (after_bfd, new_bfd, verbose, flatten, check_aix);
}
static bfd_boolean
ar_emul_aix_replace (bfd **after_bfd, char *file_name, const char *target,
bfd_boolean verbose)
{
bfd *new_bfd;
new_bfd = bfd_openr (file_name, target);
AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);
if (!check_aix (new_bfd))
return FALSE;
AR_EMUL_REPLACE_PRINT_VERBOSE (verbose, file_name);
new_bfd->archive_next = *after_bfd;
*after_bfd = new_bfd;
return TRUE;
}
static bfd_boolean
ar_emul_aix_parse_arg (char *arg)
{
if (CONST_STRNEQ (arg, "-X32_64"))
{
big_archive = TRUE;
X32 = TRUE;
X64 = TRUE;
}
else if (CONST_STRNEQ (arg, "-X32"))
{
big_archive = TRUE;
X32 = TRUE;
X64 = FALSE;
}
else if (CONST_STRNEQ (arg, "-X64"))
{
big_archive = TRUE;
X32 = FALSE;
X64 = TRUE;
}
else if (CONST_STRNEQ (arg, "-g"))
{
big_archive = FALSE;
X32 = TRUE;
X64 = FALSE;
}
else
return FALSE;
return TRUE;
}
struct bin_emulation_xfer_struct bin_aix_emulation =
{
ar_emul_aix_usage,
ar_emul_aix_append,
ar_emul_aix_replace,
ar_emul_aix_parse_arg,
};