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      1 /* ldlex.h -
      2    Copyright (C) 1991-2014 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_SYSROOT,
     37   OPTION_EB,
     38   OPTION_EL,
     39   OPTION_EMBEDDED_RELOCS,
     40   OPTION_EXPORT_DYNAMIC,
     41   OPTION_NO_EXPORT_DYNAMIC,
     42   OPTION_HELP,
     43   OPTION_IGNORE,
     44   OPTION_MAP,
     45   OPTION_NO_DEMANGLE,
     46   OPTION_NO_KEEP_MEMORY,
     47   OPTION_NO_WARN_MISMATCH,
     48   OPTION_NO_WARN_SEARCH_MISMATCH,
     49   OPTION_NOINHIBIT_EXEC,
     50   OPTION_NON_SHARED,
     51   OPTION_NO_WHOLE_ARCHIVE,
     52   OPTION_OFORMAT,
     53   OPTION_RELAX,
     54   OPTION_NO_RELAX,
     55   OPTION_RETAIN_SYMBOLS_FILE,
     56   OPTION_RPATH,
     57   OPTION_RPATH_LINK,
     58   OPTION_SHARED,
     59   OPTION_SONAME,
     60   OPTION_SORT_COMMON,
     61   OPTION_SORT_SECTION,
     62   OPTION_STATS,
     63   OPTION_SYMBOLIC,
     64   OPTION_SYMBOLIC_FUNCTIONS,
     65   OPTION_TASK_LINK,
     66   OPTION_TBSS,
     67   OPTION_TDATA,
     68   OPTION_TTEXT,
     69   OPTION_TTEXT_SEGMENT,
     70   OPTION_TRODATA_SEGMENT,
     71   OPTION_TLDATA_SEGMENT,
     72   OPTION_TRADITIONAL_FORMAT,
     73   OPTION_UR,
     74   OPTION_VERBOSE,
     75   OPTION_VERSION,
     76   OPTION_VERSION_SCRIPT,
     77   OPTION_VERSION_EXPORTS_SECTION,
     78   OPTION_DYNAMIC_LIST,
     79   OPTION_DYNAMIC_LIST_CPP_NEW,
     80   OPTION_DYNAMIC_LIST_CPP_TYPEINFO,
     81   OPTION_DYNAMIC_LIST_DATA,
     82   OPTION_WARN_COMMON,
     83   OPTION_WARN_CONSTRUCTORS,
     84   OPTION_WARN_FATAL,
     85   OPTION_NO_WARN_FATAL,
     86   OPTION_WARN_MULTIPLE_GP,
     87   OPTION_WARN_ONCE,
     88   OPTION_WARN_SECTION_ALIGN,
     89   OPTION_SPLIT_BY_RELOC,
     90   OPTION_SPLIT_BY_FILE ,
     91   OPTION_WHOLE_ARCHIVE,
     92   OPTION_ADD_DT_NEEDED_FOR_DYNAMIC,
     93   OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC,
     94   OPTION_ADD_DT_NEEDED_FOR_REGULAR,
     95   OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR,
     96   OPTION_WRAP,
     97   OPTION_FORCE_EXE_SUFFIX,
     98   OPTION_GC_SECTIONS,
     99   OPTION_NO_GC_SECTIONS,
    100   OPTION_PRINT_GC_SECTIONS,
    101   OPTION_NO_PRINT_GC_SECTIONS,
    102   OPTION_HASH_SIZE,
    103   OPTION_CHECK_SECTIONS,
    104   OPTION_NO_CHECK_SECTIONS,
    105   OPTION_NO_UNDEFINED,
    106   OPTION_INIT,
    107   OPTION_FINI,
    108   OPTION_SECTION_START,
    109   OPTION_UNIQUE,
    110   OPTION_TARGET_HELP,
    111   OPTION_ALLOW_SHLIB_UNDEFINED,
    112   OPTION_NO_ALLOW_SHLIB_UNDEFINED,
    113   OPTION_ALLOW_MULTIPLE_DEFINITION,
    114   OPTION_NO_UNDEFINED_VERSION,
    115   OPTION_DEFAULT_SYMVER,
    116   OPTION_DEFAULT_IMPORTED_SYMVER,
    117   OPTION_DISCARD_NONE,
    118   OPTION_SPARE_DYNAMIC_TAGS,
    119   OPTION_NO_DEFINE_COMMON,
    120   OPTION_NOSTDLIB,
    121   OPTION_NO_OMAGIC,
    122   OPTION_STRIP_DISCARDED,
    123   OPTION_NO_STRIP_DISCARDED,
    124   OPTION_ACCEPT_UNKNOWN_INPUT_ARCH,
    125   OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH,
    126   OPTION_PIE,
    127   OPTION_UNRESOLVED_SYMBOLS,
    128   OPTION_WARN_UNRESOLVED_SYMBOLS,
    129   OPTION_ERROR_UNRESOLVED_SYMBOLS,
    130   OPTION_WARN_SHARED_TEXTREL,
    131   OPTION_WARN_ALTERNATE_EM,
    132   OPTION_REDUCE_MEMORY_OVERHEADS,
    133 #ifdef ENABLE_PLUGINS
    134   OPTION_PLUGIN,
    135   OPTION_PLUGIN_OPT,
    136 #endif /* ENABLE_PLUGINS */
    137   OPTION_DEFAULT_SCRIPT,
    138   OPTION_PRINT_OUTPUT_FORMAT,
    139   OPTION_PRINT_SYSROOT,
    140   OPTION_IGNORE_UNRESOLVED_SYMBOL,
    141   OPTION_PUSH_STATE,
    142   OPTION_POP_STATE,
    143   OPTION_WARN_POISON_SYSTEM_DIRECTORIES,
    144   OPTION_NO_WARN_POISON_SYSTEM_DIRECTORIES,
    145   OPTION_ERROR_POISON_SYSTEM_DIRECTORIES,
    146 };
    147 
    148 /* The initial parser states.  */
    149 typedef enum input_enum {
    150   input_selected,		/* We've set the initial state.  */
    151   input_script,
    152   input_mri_script,
    153   input_version_script,
    154   input_dynamic_list,
    155   input_defsym
    156 } input_type;
    157 
    158 extern input_type parser_input;
    159 
    160 extern unsigned int lineno;
    161 extern const char *lex_string;
    162 
    163 /* In ldlex.l.  */
    164 extern int yylex (void);
    165 extern void lex_push_file (FILE *, const char *, unsigned int);
    166 extern void lex_redirect (const char *, const char *, unsigned int);
    167 extern void ldlex_script (void);
    168 extern void ldlex_inputlist (void);
    169 extern void ldlex_mri_script (void);
    170 extern void ldlex_version_script (void);
    171 extern void ldlex_version_file (void);
    172 extern void ldlex_defsym (void);
    173 extern void ldlex_expression (void);
    174 extern void ldlex_both (void);
    175 extern void ldlex_command (void);
    176 extern void ldlex_popstate (void);
    177 extern const char* ldlex_filename (void);
    178 
    179 /* In lexsup.c.  */
    180 extern int lex_input (void);
    181 extern void lex_unput (int);
    182 #ifndef yywrap
    183 extern int yywrap (void);
    184 #endif
    185 extern void parse_args (unsigned, char **);
    186 
    187 #endif
    188