ld/ld-vanilla.c

   1 /* Copyright (C) 1991 Free Software Foundation, Inc.
   2
   3 This file is part of GLD, the Gnu Linker.
   4
   5 GLD is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 1, or (at your option)
   8 any later version.
   9
  10 GLD is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GLD; see the file COPYING.  If not, write to
  17 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  18
  19 /*
  20  *  $Id$
  21  *
  22 */
  23
  24 /*
  25  *  A vanilla emulation with no defaults
  26  *
  27  *  Written by Steve Chamberlain steve@cygnus.com
  28  */
  29
  30
  31 #include "sysdep.h"
  32 #include "bfd.h"
  33
  34
  35 #include "ld.h"
  36 #include "config.h"
  37 #include "ld-emul.h"
  38 #include "ldfile.h"
  39 #include "ldmisc.h"
  40
  41 extern  boolean lang_float_flag;
  42
  43
  44 extern enum bfd_architecture ldfile_output_architecture;
  45 extern unsigned long ldfile_output_machine;
  46 extern char *ldfile_output_machine_name;
  47
  48 extern bfd *output_bfd;
  49
  50
  51
  52 static void vanilla_before_parse()
  53 {
  54 }
  55
  56
  57 static void
  58 vanilla_after_parse()
  59 {
  60
  61 }
  62
  63 static void
  64 vanilla_after_allocation()
  65 {
  66
  67 }
  68
  69 static void
  70 vanilla_before_allocation()
  71 {
  72
  73 }
  74
  75
  76 static void
  77 vanilla_set_output_arch()
  78 {
  79   /* Set the output architecture and machine if possible */
  80   unsigned long  machine = 0;
  81   bfd_set_arch_mach(output_bfd, ldfile_output_architecture, machine);
  82 }
  83
  84 static char *
  85 vanilla_choose_target()
  86 {
  87   char *from_outside = getenv(TARGET_ENVIRON);
  88   if (from_outside != (char *)NULL)
  89     return from_outside;
  90   return VANILLA_TARGET;
  91 }
  92
  93 static void
  94 vanilla_syslib()
  95 {
  96   info("%S SYSLIB ignored\n");
  97 }
  98
  99 static void
 100 vanilla_hll(ignore)
 101 char  *ignore;
 102 {
 103   info("%S HLL ignored\n");
 104 }
 105
 106
 107 static char *vanilla_get_script()
 108 {
 109 return "";
 110 }
 111
 112 struct ld_emulation_xfer_struct ld_vanilla_emulation =
 113 {
 114   vanilla_before_parse,
 115   vanilla_syslib,
 116   vanilla_hll,
 117   vanilla_after_parse,
 118   vanilla_after_allocation,
 119   vanilla_set_output_arch,
 120   vanilla_choose_target,
 121   vanilla_before_allocation,
 122   vanilla_get_script,
 123 };
 124