ld/ldtemplate

   1 /* NOTE: If there are angle brackets here: <TARGET> then this is a
   2  * template file (ldtemplate), intended for processing by sed.
   3  * Otherwise, this file has already been processed by sed,
   4  * and customized for a particular emulation target.
   5  * In that DO NOT EDIT the file; edit ldtemplate instead.
   6  */
   7
   8 /* Copyright (C) 1991 Free Software Foundation, Inc.
   9
  10 This file is part of GLD, the Gnu Linker.
  11
  12 GLD is free software; you can redistribute it and/or modify
  13 it under the terms of the GNU General Public License as published by
  14 the Free Software Foundation; either version 1, or (at your option)
  15 any later version.
  16
  17 GLD is distributed in the hope that it will be useful,
  18 but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 GNU General Public License for more details.
  21
  22 You should have received a copy of the GNU General Public License
  23 along with GLD; see the file COPYING.  If not, write to
  24 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  25
  26 /*
  27  *  $Id:#
  28 */
  29
  30 /*
  31  * emulate the original gld for the given <TARGET>
  32  *
  33  * Written by Steve Chamberlain steve@cygnus.com
  34  */
  35
  36 #define TARGET_IS_<TARGET>
  37
  38 #include "sysdep.h"
  39 #include "bfd.h"
  40
  41 #include "ld.h"
  42 #include "config.h"
  43 #include "ldemul.h"
  44 #include "ldfile.h"
  45 #include "ldmisc.h"
  46
  47 extern  boolean lang_float_flag;
  48
  49
  50 extern enum bfd_architecture ldfile_output_architecture;
  51 extern unsigned long ldfile_output_machine;
  52 extern char *ldfile_output_machine_name;
  53
  54 extern bfd *output_bfd;
  55
  56
  57
  58 static void gld<target>_before_parse()
  59 {
  60 #ifdef TARGET_IS_M88KBCS
  61   extern char lprefix;
  62   lprefix = '@';
  63 #else
  64   ldfile_add_library_path("/lib");
  65   ldfile_add_library_path("/usr/lib");
  66   ldfile_add_library_path("/usr/local/lib");
  67 #ifndef TARGET_ /* I.e., if not generic */
  68   ldfile_output_architecture = bfd_arch_<arch>;
  69 #endif
  70 #endif
  71 }
  72
  73
  74 static void
  75 gld<target>_after_parse()
  76 {
  77
  78 }
  79
  80 static void
  81 gld<target>_after_allocation()
  82 {
  83
  84 }
  85
  86 static void
  87 gld<target>_before_allocation()
  88 {
  89
  90 }
  91
  92
  93 static void
  94 gld<target>_set_output_arch()
  95 {
  96   /* Set the output architecture and machine if possible */
  97   bfd_set_arch_mach(output_bfd,
  98                     ldfile_output_architecture, ldfile_output_machine);
  99 }
 100
 101 static char *
 102 gld<target>_choose_target()
 103 {
 104   char *from_outside = getenv(TARGET_ENVIRON);
 105   if (from_outside != (char *)NULL)
 106     return from_outside;
 107   return GLD<TARGET>_TARGET;
 108 }
 109
 110 static void
 111 gld<target>_syslib()
 112 {
 113   info("%S SYSLIB ignored\n");
 114 }
 115
 116 static void
 117 gld<target>_hll(ignore)
 118 char  *ignore;
 119 {
 120   info("%S HLL ignored\n");
 121 }
 122
 123 static char *gld<target>_script =
 124 #include "<ldtarget>.x"
 125 ;
 126 static char *gld<target>_script_option_Ur  =
 127 #include "<ldtarget>.xu"
 128 ;
 129 static char *gld<target>_script_option_r  =
 130 #include "<ldtarget>.xr"
 131 ;
 132
 133 static char *gld<target>_get_script()
 134 {
 135   extern ld_config_type config;
 136   if (config.relocateable_output == true &&
 137       config.build_constructors == true) {
 138     return gld<target>_script_option_Ur;
 139   }
 140   if (config.relocateable_output) {
 141     return gld<target>_script_option_r;
 142   }
 143
 144   return gld<target>_script;
 145 }
 146 struct ld_emulation_xfer_struct ld_gld<target>_emulation =
 147 {
 148   gld<target>_before_parse,
 149   gld<target>_syslib,
 150   gld<target>_hll,
 151   gld<target>_after_parse,
 152   gld<target>_after_allocation,
 153   gld<target>_set_output_arch,
 154   gld<target>_choose_target,
 155   gld<target>_before_allocation,
 156   gld<target>_get_script,
 157 };