ld/ldlex.h

   1 /* ldlex.h -
   2    Copyright (C) 1991-2020 Free Software Foundation, Inc.
   3
   4    This file is part of the GNU Binutils.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #ifndef LDLEX_H
  22 #define LDLEX_H
  23
  24 #include <stdio.h>
  25
  26 /* Codes used for the long options with no short synonyms.  150 isn't
  27    special; it's just an arbitrary non-ASCII char value.  */
  28 enum option_values
  29 {
  30   OPTION_ASSERT = 150,
  31   OPTION_CALL_SHARED,
  32   OPTION_CREF,
  33   OPTION_DEFSYM,
  34   OPTION_DEMANGLE,
  35   OPTION_DYNAMIC_LINKER,
  36   OPTION_NO_DYNAMIC_LINKER,
  37   OPTION_SYSROOT,
  38   OPTION_OUT_IMPLIB,
  39   OPTION_EB,
  40   OPTION_EL,
  41   OPTION_EMBEDDED_RELOCS,
  42   OPTION_EXPORT_DYNAMIC,
  43   OPTION_NO_EXPORT_DYNAMIC,
  44   OPTION_HELP,
  45   OPTION_IGNORE,
  46   OPTION_MAP,
  47   OPTION_NO_DEMANGLE,
  48   OPTION_NO_KEEP_MEMORY,
  49   OPTION_NO_WARN_MISMATCH,
  50   OPTION_NO_WARN_SEARCH_MISMATCH,
  51   OPTION_NOINHIBIT_EXEC,
  52   OPTION_NON_SHARED,
  53   OPTION_NO_WHOLE_ARCHIVE,
  54   OPTION_OFORMAT,
  55   OPTION_RELAX,
  56   OPTION_NO_RELAX,
  57   OPTION_RETAIN_SYMBOLS_FILE,
  58   OPTION_RPATH,
  59   OPTION_RPATH_LINK,
  60   OPTION_SHARED,
  61   OPTION_SONAME,
  62   OPTION_SORT_COMMON,
  63   OPTION_SORT_SECTION,
  64   OPTION_STATS,
  65   OPTION_SYMBOLIC,
  66   OPTION_SYMBOLIC_FUNCTIONS,
  67   OPTION_TASK_LINK,
  68   OPTION_TBSS,
  69   OPTION_TDATA,
  70   OPTION_TTEXT,
  71   OPTION_TTEXT_SEGMENT,
  72   OPTION_TRODATA_SEGMENT,
  73   OPTION_TLDATA_SEGMENT,
  74   OPTION_TRADITIONAL_FORMAT,
  75   OPTION_UR,
  76   OPTION_VERBOSE,
  77   OPTION_VERSION,
  78   OPTION_VERSION_SCRIPT,
  79   OPTION_VERSION_EXPORTS_SECTION,
  80   OPTION_DYNAMIC_LIST,
  81   OPTION_DYNAMIC_LIST_CPP_NEW,
  82   OPTION_DYNAMIC_LIST_CPP_TYPEINFO,
  83   OPTION_DYNAMIC_LIST_DATA,
  84   OPTION_EXPORT_DYNAMIC_SYMBOL,
  85   OPTION_EXPORT_DYNAMIC_SYMBOL_LIST,
  86   OPTION_WARN_COMMON,
  87   OPTION_WARN_CONSTRUCTORS,
  88   OPTION_WARN_FATAL,
  89   OPTION_NO_WARN_FATAL,
  90   OPTION_WARN_MULTIPLE_GP,
  91   OPTION_WARN_ONCE,
  92   OPTION_WARN_SECTION_ALIGN,
  93   OPTION_SPLIT_BY_RELOC,
  94   OPTION_SPLIT_BY_FILE ,
  95   OPTION_WHOLE_ARCHIVE,
  96   OPTION_ADD_DT_NEEDED_FOR_DYNAMIC,
  97   OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC,
  98   OPTION_ADD_DT_NEEDED_FOR_REGULAR,
  99   OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR,
 100   OPTION_WRAP,
 101   OPTION_FORCE_EXE_SUFFIX,
 102   OPTION_GC_SECTIONS,
 103   OPTION_NO_GC_SECTIONS,
 104   OPTION_PRINT_GC_SECTIONS,
 105   OPTION_NO_PRINT_GC_SECTIONS,
 106   OPTION_GC_KEEP_EXPORTED,
 107   OPTION_HASH_SIZE,
 108   OPTION_CHECK_SECTIONS,
 109   OPTION_NO_CHECK_SECTIONS,
 110   OPTION_NO_UNDEFINED,
 111   OPTION_INIT,
 112   OPTION_FINI,
 113   OPTION_SECTION_START,
 114   OPTION_UNIQUE,
 115   OPTION_TARGET_HELP,
 116   OPTION_ALLOW_SHLIB_UNDEFINED,
 117   OPTION_NO_ALLOW_SHLIB_UNDEFINED,
 118   OPTION_ALLOW_MULTIPLE_DEFINITION,
 119   OPTION_NO_UNDEFINED_VERSION,
 120   OPTION_DEFAULT_SYMVER,
 121   OPTION_DEFAULT_IMPORTED_SYMVER,
 122   OPTION_DISCARD_NONE,
 123   OPTION_SPARE_DYNAMIC_TAGS,
 124   OPTION_NO_DEFINE_COMMON,
 125   OPTION_NOSTDLIB,
 126   OPTION_NO_OMAGIC,
 127   OPTION_STRIP_DISCARDED,
 128   OPTION_NO_STRIP_DISCARDED,
 129   OPTION_ACCEPT_UNKNOWN_INPUT_ARCH,
 130   OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH,
 131   OPTION_PIE,
 132   OPTION_UNRESOLVED_SYMBOLS,
 133   OPTION_WARN_UNRESOLVED_SYMBOLS,
 134   OPTION_ERROR_UNRESOLVED_SYMBOLS,
 135   OPTION_WARN_TEXTREL,
 136   OPTION_WARN_ALTERNATE_EM,
 137   OPTION_REDUCE_MEMORY_OVERHEADS,
 138 #ifdef ENABLE_PLUGINS
 139   OPTION_PLUGIN,
 140   OPTION_PLUGIN_OPT,
 141 #endif /* ENABLE_PLUGINS */
 142   OPTION_DEFAULT_SCRIPT,
 143   OPTION_PRINT_OUTPUT_FORMAT,
 144   OPTION_PRINT_SYSROOT,
 145   OPTION_IGNORE_UNRESOLVED_SYMBOL,
 146   OPTION_PUSH_STATE,
 147   OPTION_POP_STATE,
 148   OPTION_DISABLE_MULTIPLE_DEFS_ABS,
 149   OPTION_PRINT_MEMORY_USAGE,
 150   OPTION_REQUIRE_DEFINED_SYMBOL,
 151   OPTION_ORPHAN_HANDLING,
 152   OPTION_FORCE_GROUP_ALLOCATION,
 153   OPTION_PRINT_MAP_DISCARDED,
 154   OPTION_NO_PRINT_MAP_DISCARDED,
 155   OPTION_NON_CONTIGUOUS_REGIONS,
 156   OPTION_NON_CONTIGUOUS_REGIONS_WARNINGS,
 157 };
 158
 159 /* The initial parser states.  */
 160 typedef enum input_enum {
 161   input_selected,               /* We've set the initial state.  */
 162   input_script,
 163   input_mri_script,
 164   input_version_script,
 165   input_dynamic_list,
 166   input_defsym
 167 } input_type;
 168
 169 extern input_type parser_input;
 170
 171 extern unsigned int lineno;
 172 extern const char *lex_string;
 173
 174 /* In ldlex.l.  */
 175 extern int yylex (void);
 176 extern void lex_push_file (FILE *, const char *, unsigned int);
 177 extern void lex_redirect (const char *, const char *, unsigned int);
 178 extern void ldlex_script (void);
 179 extern void ldlex_inputlist (void);
 180 extern void ldlex_mri_script (void);
 181 extern void ldlex_version_script (void);
 182 extern void ldlex_version_file (void);
 183 extern void ldlex_defsym (void);
 184 extern void ldlex_expression (void);
 185 extern void ldlex_both (void);
 186 extern void ldlex_popstate (void);
 187 extern const char* ldlex_filename (void);
 188
 189 /* In lexsup.c.  */
 190 extern int lex_input (void);
 191 extern void lex_unput (int);
 192 extern void parse_args (unsigned, char **);
 193
 194 #endif