1 /* ldlex.h -
2    Copyright (C) 1991-2021 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_NO_SYMBOLIC,
58   OPTION_RETAIN_SYMBOLS_FILE,
59   OPTION_RPATH,
60   OPTION_RPATH_LINK,
61   OPTION_SHARED,
62   OPTION_SONAME,
63   OPTION_SORT_COMMON,
64   OPTION_SORT_SECTION,
65   OPTION_STATS,
66   OPTION_SYMBOLIC,
67   OPTION_SYMBOLIC_FUNCTIONS,
68   OPTION_TASK_LINK,
69   OPTION_TBSS,
70   OPTION_TDATA,
71   OPTION_TTEXT,
72   OPTION_TTEXT_SEGMENT,
73   OPTION_TRODATA_SEGMENT,
74   OPTION_TLDATA_SEGMENT,
75   OPTION_TRADITIONAL_FORMAT,
76   OPTION_UR,
77   OPTION_VERBOSE,
78   OPTION_VERSION,
79   OPTION_VERSION_SCRIPT,
80   OPTION_VERSION_EXPORTS_SECTION,
81   OPTION_DYNAMIC_LIST,
82   OPTION_DYNAMIC_LIST_CPP_NEW,
83   OPTION_DYNAMIC_LIST_CPP_TYPEINFO,
84   OPTION_DYNAMIC_LIST_DATA,
85   OPTION_EXPORT_DYNAMIC_SYMBOL,
86   OPTION_EXPORT_DYNAMIC_SYMBOL_LIST,
87   OPTION_WARN_COMMON,
88   OPTION_WARN_CONSTRUCTORS,
89   OPTION_WARN_FATAL,
90   OPTION_NO_WARN_FATAL,
91   OPTION_WARN_MULTIPLE_GP,
92   OPTION_WARN_ONCE,
93   OPTION_WARN_SECTION_ALIGN,
94   OPTION_SPLIT_BY_RELOC,
95   OPTION_SPLIT_BY_FILE ,
96   OPTION_WHOLE_ARCHIVE,
97   OPTION_ADD_DT_NEEDED_FOR_DYNAMIC,
98   OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC,
99   OPTION_ADD_DT_NEEDED_FOR_REGULAR,
100   OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR,
101   OPTION_WRAP,
102   OPTION_FORCE_EXE_SUFFIX,
103   OPTION_GC_SECTIONS,
104   OPTION_NO_GC_SECTIONS,
105   OPTION_PRINT_GC_SECTIONS,
106   OPTION_NO_PRINT_GC_SECTIONS,
107   OPTION_GC_KEEP_EXPORTED,
108   OPTION_HASH_SIZE,
109   OPTION_CHECK_SECTIONS,
110   OPTION_NO_CHECK_SECTIONS,
111   OPTION_NO_UNDEFINED,
112   OPTION_INIT,
113   OPTION_FINI,
114   OPTION_SECTION_START,
115   OPTION_UNIQUE,
116   OPTION_TARGET_HELP,
117   OPTION_ALLOW_SHLIB_UNDEFINED,
118   OPTION_NO_ALLOW_SHLIB_UNDEFINED,
119   OPTION_ALLOW_MULTIPLE_DEFINITION,
120 #if SUPPORT_ERROR_HANDLING_SCRIPT
121   OPTION_ERROR_HANDLING_SCRIPT,
122 #endif
123   OPTION_NO_UNDEFINED_VERSION,
124   OPTION_DEFAULT_SYMVER,
125   OPTION_DEFAULT_IMPORTED_SYMVER,
126   OPTION_DISCARD_NONE,
127   OPTION_SPARE_DYNAMIC_TAGS,
128   OPTION_NO_DEFINE_COMMON,
129   OPTION_NOSTDLIB,
130   OPTION_NO_OMAGIC,
131   OPTION_STRIP_DISCARDED,
132   OPTION_NO_STRIP_DISCARDED,
133   OPTION_ACCEPT_UNKNOWN_INPUT_ARCH,
134   OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH,
135   OPTION_PIE,
136   OPTION_NO_PIE,
137   OPTION_UNRESOLVED_SYMBOLS,
138   OPTION_WARN_UNRESOLVED_SYMBOLS,
139   OPTION_ERROR_UNRESOLVED_SYMBOLS,
140   OPTION_WARN_TEXTREL,
141   OPTION_WARN_ALTERNATE_EM,
142   OPTION_REDUCE_MEMORY_OVERHEADS,
143 #if BFD_SUPPORTS_PLUGINS
144   OPTION_PLUGIN,
145   OPTION_PLUGIN_OPT,
146 #endif /* BFD_SUPPORTS_PLUGINS */
147   OPTION_DEFAULT_SCRIPT,
148   OPTION_PRINT_OUTPUT_FORMAT,
149   OPTION_PRINT_SYSROOT,
150   OPTION_IGNORE_UNRESOLVED_SYMBOL,
151   OPTION_PUSH_STATE,
152   OPTION_POP_STATE,
153   OPTION_DISABLE_MULTIPLE_DEFS_ABS,
154   OPTION_PRINT_MEMORY_USAGE,
155   OPTION_REQUIRE_DEFINED_SYMBOL,
156   OPTION_ORPHAN_HANDLING,
157   OPTION_FORCE_GROUP_ALLOCATION,
158   OPTION_PRINT_MAP_DISCARDED,
159   OPTION_NO_PRINT_MAP_DISCARDED,
160   OPTION_NON_CONTIGUOUS_REGIONS,
161   OPTION_NON_CONTIGUOUS_REGIONS_WARNINGS,
162   OPTION_DEPENDENCY_FILE,
163   OPTION_CTF_VARIABLES,
164   OPTION_NO_CTF_VARIABLES,
165   OPTION_CTF_SHARE_TYPES,
166 };
167 
168 /* The initial parser states.  */
169 typedef enum input_enum {
170   input_selected,		/* We've set the initial state.  */
171   input_script,
172   input_mri_script,
173   input_version_script,
174   input_dynamic_list,
175   input_defsym
176 } input_type;
177 
178 extern input_type parser_input;
179 
180 extern unsigned int lineno;
181 extern const char *lex_string;
182 
183 /* In ldlex.l.  */
184 extern int yylex (void);
185 extern void lex_push_file (FILE *, const char *, unsigned int);
186 extern void lex_redirect (const char *, const char *, unsigned int);
187 extern void ldlex_script (void);
188 extern void ldlex_inputlist (void);
189 extern void ldlex_mri_script (void);
190 extern void ldlex_version_script (void);
191 extern void ldlex_version_file (void);
192 extern void ldlex_expression (void);
193 extern void ldlex_both (void);
194 extern void ldlex_popstate (void);
195 extern void ldlex_backup (void);
196 extern const char* ldlex_filename (void);
197 
198 /* In lexsup.c.  */
199 extern int lex_input (void);
200 extern void lex_unput (int);
201 extern void parse_args (unsigned, char **);
202 
203 #endif
204