ld/ldlex.h

   1 /* ldlex.h -
   2    Copyright (C) 1991-2016 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_EB,
  39   OPTION_EL,
  40   OPTION_EMBEDDED_RELOCS,
  41   OPTION_EXPORT_DYNAMIC,
  42   OPTION_NO_EXPORT_DYNAMIC,
  43   OPTION_HELP,
  44   OPTION_IGNORE,
  45   OPTION_MAP,
  46   OPTION_NO_DEMANGLE,
  47   OPTION_NO_KEEP_MEMORY,
  48   OPTION_NO_WARN_MISMATCH,
  49   OPTION_NO_WARN_SEARCH_MISMATCH,
  50   OPTION_NOINHIBIT_EXEC,
  51   OPTION_NON_SHARED,
  52   OPTION_NO_WHOLE_ARCHIVE,
  53   OPTION_OFORMAT,
  54   OPTION_RELAX,
  55   OPTION_NO_RELAX,
  56   OPTION_RETAIN_SYMBOLS_FILE,
  57   OPTION_RPATH,
  58   OPTION_RPATH_LINK,
  59   OPTION_SHARED,
  60   OPTION_SONAME,
  61   OPTION_SORT_COMMON,
  62   OPTION_SORT_SECTION,
  63   OPTION_STATS,
  64   OPTION_SYMBOLIC,
  65   OPTION_SYMBOLIC_FUNCTIONS,
  66   OPTION_TASK_LINK,
  67   OPTION_TBSS,
  68   OPTION_TDATA,
  69   OPTION_TTEXT,
  70   OPTION_TTEXT_SEGMENT,
  71   OPTION_TRODATA_SEGMENT,
  72   OPTION_TLDATA_SEGMENT,
  73   OPTION_TRADITIONAL_FORMAT,
  74   OPTION_UR,
  75   OPTION_VERBOSE,
  76   OPTION_VERSION,
  77   OPTION_VERSION_SCRIPT,
  78   OPTION_VERSION_EXPORTS_SECTION,
  79   OPTION_DYNAMIC_LIST,
  80   OPTION_DYNAMIC_LIST_CPP_NEW,
  81   OPTION_DYNAMIC_LIST_CPP_TYPEINFO,
  82   OPTION_DYNAMIC_LIST_DATA,
  83   OPTION_WARN_COMMON,
  84   OPTION_WARN_CONSTRUCTORS,
  85   OPTION_WARN_FATAL,
  86   OPTION_NO_WARN_FATAL,
  87   OPTION_WARN_MULTIPLE_GP,
  88   OPTION_WARN_ONCE,
  89   OPTION_WARN_SECTION_ALIGN,
  90   OPTION_SPLIT_BY_RELOC,
  91   OPTION_SPLIT_BY_FILE ,
  92   OPTION_WHOLE_ARCHIVE,
  93   OPTION_ADD_DT_NEEDED_FOR_DYNAMIC,
  94   OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC,
  95   OPTION_ADD_DT_NEEDED_FOR_REGULAR,
  96   OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR,
  97   OPTION_WRAP,
  98   OPTION_FORCE_EXE_SUFFIX,
  99   OPTION_GC_SECTIONS,
 100   OPTION_NO_GC_SECTIONS,
 101   OPTION_PRINT_GC_SECTIONS,
 102   OPTION_NO_PRINT_GC_SECTIONS,
 103   OPTION_HASH_SIZE,
 104   OPTION_CHECK_SECTIONS,
 105   OPTION_NO_CHECK_SECTIONS,
 106   OPTION_NO_UNDEFINED,
 107   OPTION_INIT,
 108   OPTION_FINI,
 109   OPTION_SECTION_START,
 110   OPTION_UNIQUE,
 111   OPTION_TARGET_HELP,
 112   OPTION_ALLOW_SHLIB_UNDEFINED,
 113   OPTION_NO_ALLOW_SHLIB_UNDEFINED,
 114   OPTION_ALLOW_MULTIPLE_DEFINITION,
 115   OPTION_NO_UNDEFINED_VERSION,
 116   OPTION_DEFAULT_SYMVER,
 117   OPTION_DEFAULT_IMPORTED_SYMVER,
 118   OPTION_DISCARD_NONE,
 119   OPTION_SPARE_DYNAMIC_TAGS,
 120   OPTION_NO_DEFINE_COMMON,
 121   OPTION_NOSTDLIB,
 122   OPTION_NO_OMAGIC,
 123   OPTION_STRIP_DISCARDED,
 124   OPTION_NO_STRIP_DISCARDED,
 125   OPTION_ACCEPT_UNKNOWN_INPUT_ARCH,
 126   OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH,
 127   OPTION_PIE,
 128   OPTION_UNRESOLVED_SYMBOLS,
 129   OPTION_WARN_UNRESOLVED_SYMBOLS,
 130   OPTION_ERROR_UNRESOLVED_SYMBOLS,
 131   OPTION_WARN_SHARED_TEXTREL,
 132   OPTION_WARN_ALTERNATE_EM,
 133   OPTION_REDUCE_MEMORY_OVERHEADS,
 134 #ifdef ENABLE_PLUGINS
 135   OPTION_PLUGIN,
 136   OPTION_PLUGIN_OPT,
 137 #endif /* ENABLE_PLUGINS */
 138   OPTION_DEFAULT_SCRIPT,
 139   OPTION_PRINT_OUTPUT_FORMAT,
 140   OPTION_PRINT_SYSROOT,
 141   OPTION_IGNORE_UNRESOLVED_SYMBOL,
 142   OPTION_PUSH_STATE,
 143   OPTION_POP_STATE,
 144   OPTION_PRINT_MEMORY_USAGE,
 145   OPTION_REQUIRE_DEFINED_SYMBOL,
 146   OPTION_ORPHAN_HANDLING,
 147 };
 148
 149 /* The initial parser states.  */
 150 typedef enum input_enum {
 151   input_selected,               /* We've set the initial state.  */
 152   input_script,
 153   input_mri_script,
 154   input_version_script,
 155   input_dynamic_list,
 156   input_defsym
 157 } input_type;
 158
 159 extern input_type parser_input;
 160
 161 extern unsigned int lineno;
 162 extern const char *lex_string;
 163
 164 /* In ldlex.l.  */
 165 extern int yylex (void);
 166 extern void lex_push_file (FILE *, const char *, unsigned int);
 167 extern void lex_redirect (const char *, const char *, unsigned int);
 168 extern void ldlex_script (void);
 169 extern void ldlex_inputlist (void);
 170 extern void ldlex_mri_script (void);
 171 extern void ldlex_version_script (void);
 172 extern void ldlex_version_file (void);
 173 extern void ldlex_defsym (void);
 174 extern void ldlex_expression (void);
 175 extern void ldlex_both (void);
 176 extern void ldlex_command (void);
 177 extern void ldlex_popstate (void);
 178 extern const char* ldlex_filename (void);
 179
 180 /* In lexsup.c.  */
 181 extern int lex_input (void);
 182 extern void lex_unput (int);
 183 #ifndef yywrap
 184 extern int yywrap (void);
 185 #endif
 186 extern void parse_args (unsigned, char **);
 187
 188 #endif