ld/ld.h

   1 /* ld.h -
   2
   3    Copyright (C) 1991, 1993 Free Software Foundation, Inc.
   4
   5    This file is part of GLD, the Gnu Linker.
   6
   7    GLD is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2, or (at your option)
  10    any later version.
  11
  12    GLD is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GLD; see the file COPYING.  If not, write to
  19    the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  20
  21 #ifndef LD_H
  22 #define LD_H
  23
  24 /* Extra information we hold on sections */
  25 typedef struct  user_section_struct
  26 {
  27   /* Pointer to the section where this data will go */
  28   struct lang_input_statement_struct *file;
  29 } section_userdata_type;
  30
  31
  32 #define get_userdata(x) ((x)->userdata)
  33
  34 #define BYTE_SIZE       (1)
  35 #define SHORT_SIZE      (2)
  36 #define LONG_SIZE       (4)
  37 #define QUAD_SIZE       (8)
  38
  39 /* ALIGN macro changed to ALIGN_N to avoid      */
  40 /* conflict in /usr/include/machine/machparam.h */
  41 /* WARNING: If THIS is a 64 bit address and BOUNDARY is a 32 bit int,
  42    you must coerce boundary to the same type as THIS.
  43    ??? Is there a portable way to avoid this.  */
  44 #define ALIGN_N(this, boundary) \
  45   ((( (this) + ((boundary) -1)) & (~((boundary)-1))))
  46
  47 typedef struct
  48 {
  49   /* 1 => assign space to common symbols even if `relocatable_output'.  */
  50   boolean force_common_definition;
  51   boolean relax;
  52
  53   /* Name of runtime interpreter to invoke.  */
  54   char *interpreter;
  55
  56   /* Name to give runtime libary from the -soname argument.  */
  57   char *soname;
  58
  59   /* Runtime library search path from the -rpath argument.  */
  60   char *rpath;
  61 } args_type;
  62
  63 extern args_type command_line;
  64
  65 typedef int token_code_type;
  66
  67 typedef struct
  68 {
  69   bfd_size_type specified_data_size;
  70   boolean magic_demand_paged;
  71   boolean make_executable;
  72
  73   /* If true, request BFD to use the traditional format.  */
  74   boolean traditional_format;
  75
  76   /* If true, doing a dynamic link.  */
  77   boolean dynamic_link;
  78
  79   boolean build_constructors;
  80
  81   /* If true, warn about merging common symbols with others.  */
  82   boolean warn_common;
  83
  84   /* If true, only warn once about a particular undefined symbol.  */
  85   boolean warn_once;
  86
  87   boolean sort_common;
  88
  89   boolean text_read_only;
  90
  91   char *map_filename;
  92   FILE *map_file;
  93
  94   boolean stats;
  95 } ld_config_type;
  96
  97 extern ld_config_type config;
  98
  99 typedef enum
 100 {
 101   lang_first_phase_enum,
 102   lang_allocating_phase_enum,
 103   lang_final_phase_enum
 104 } lang_phase_type;
 105
 106 extern boolean had_script;
 107 extern boolean force_make_executable;
 108
 109 extern int yyparse PARAMS ((void));
 110
 111 #endif