darling-gdb/ld/ldgld68k.c
Steve Chamberlain 15ed1567e0 Initial revision
1991-05-14 17:32:59 +00:00

144 lines
2.8 KiB
C
Executable File

/* Copyright (C) 1991 Free Software Foundation, Inc.
This file is part of GLD, the Gnu Linker.
GLD 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 1, or (at your option)
any later version.
GLD 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 GLD; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/*
* $Id:#
*/
/*
* emulate the original gld running on a 68k system
*
* Written by Steve Chamberlain steve@cygnus.com
*/
#include "sysdep.h"
#include "bfd.h"
#include "ld.h"
#include "config.h"
#include "ldemul.h"
#include "ldfile.h"
#include "ldmisc.h"
extern boolean lang_float_flag;
extern enum bfd_architecture ldfile_output_architecture;
extern unsigned long ldfile_output_machine;
extern char *ldfile_output_machine_name;
extern bfd *output_bfd;
static void gld68k_before_parse()
{
ldfile_add_library_path("/lib");
ldfile_add_library_path("/usr/lib");
ldfile_add_library_path("/usr/local/lib/lib");
ldfile_output_architecture = bfd_arch_m68k;
}
static void
gld68k_after_parse()
{
}
static void
gld68k_after_allocation()
{
}
static void
gld68k_before_allocation()
{
}
static void
gld68k_set_output_arch()
{
/* Set the output architecture and machine if possible */
unsigned long machine = 0;
bfd_set_arch_mach(output_bfd, ldfile_output_architecture, machine);
}
static char *
gld68k_choose_target()
{
char *from_outside = getenv(TARGET_ENVIRON);
if (from_outside != (char *)NULL)
return from_outside;
return GLD68K_TARGET;
}
static void
gld68k_syslib()
{
info("%S SYSLIB ignored\n");
}
static void
gld68k_hll(ignore)
char *ignore;
{
info("%S HLL ignored\n");
}
static char *gld68k_script =
#include "ldgld68k.x"
;
static char *gld68k_script_option_Ur =
#include "ldgld68kUr.x"
;
static char *gld68k_script_option_r =
#include "ldgld68kr.x"
;
static char *gld68k_get_script()
{
extern ld_config_type config;
if (config.relocateable_output == true &&
config.build_constructors == true) {
return gld68k_script_option_Ur;
}
if (config.relocateable_output) {
return gld68k_script_option_r;
}
return gld68k_script;
}
struct ld_emulation_xfer_struct ld_gld68k_emulation =
{
gld68k_before_parse,
gld68k_syslib,
gld68k_hll,
gld68k_after_parse,
gld68k_after_allocation,
gld68k_set_output_arch,
gld68k_choose_target,
gld68k_before_allocation,
gld68k_get_script,
};