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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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
  62   /* Big or little endian as set on command line.  */
  63   enum { ENDIAN_UNSET = 0, ENDIAN_BIG, ENDIAN_LITTLE } endian;
  64
  65   /* If true, export all symbols in the dynamic symbol table of an ELF
  66      executable.  */
  67   boolean export_dynamic;
  68
  69   /* If true, build MIPS embedded PIC relocation tables in the output
  70      file.  */
  71   boolean embedded_relocs;
  72 } args_type;
  73
  74 extern args_type command_line;
  75
  76 typedef int token_code_type;
  77
  78 typedef struct
  79 {
  80   bfd_size_type specified_data_size;
  81   boolean magic_demand_paged;
  82   boolean make_executable;
  83
  84   /* If true, request BFD to use the traditional format.  */
  85   boolean traditional_format;
  86
  87   /* If true, doing a dynamic link.  */
  88   boolean dynamic_link;
  89
  90   boolean build_constructors;
  91
  92   /* If true, warn about merging common symbols with others.  */
  93   boolean warn_common;
  94
  95   /* If true, only warn once about a particular undefined symbol.  */
  96   boolean warn_once;
  97
  98   boolean sort_common;
  99
 100   boolean text_read_only;
 101
 102   char *map_filename;
 103   FILE *map_file;
 104
 105   boolean stats;
 106
 107   int split_by_reloc;
 108   boolean split_by_file;
 109 } ld_config_type;
 110
 111 extern ld_config_type config;
 112
 113 typedef enum
 114 {
 115   lang_first_phase_enum,
 116   lang_allocating_phase_enum,
 117   lang_final_phase_enum
 118 } lang_phase_type;
 119
 120 extern boolean had_script;
 121 extern boolean force_make_executable;
 122
 123 extern int yyparse PARAMS ((void));
 124
 125 #endif