1 /* C language support definitions for GDB, the GNU debugger.
3 Copyright (C) 1992-2021 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program 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 3 of the License, or
10 (at your option) any later version.
12 This program 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.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
21 #if !defined (C_LANG_H)
25 struct language_arch_info
;
26 struct type_print_options
;
31 #include "gdbsupport/enum-flags.h"
34 /* The various kinds of C string and character. Note that these
35 values are chosen so that they may be or'd together in certain
37 enum c_string_type_values
: unsigned
39 /* An ordinary string: "value". */
41 /* A wide string: L"value". */
43 /* A 16-bit Unicode string: u"value". */
45 /* A 32-bit Unicode string: U"value". */
47 /* An ordinary char: 'v'. This can also be or'd with one of the
48 above to form the corresponding CHAR value from a STRING
51 /* A wide char: L'v'. */
53 /* A 16-bit Unicode char: u'v'. */
55 /* A 32-bit Unicode char: U'v'. */
59 DEF_ENUM_FLAGS_TYPE (enum c_string_type_values
, c_string_type
);
61 /* Defined in c-exp.y. */
63 extern int c_parse (struct parser_state
*);
65 extern int c_parse_escape (const char **, struct obstack
*);
67 /* Defined in c-typeprint.c */
68 extern void c_print_type (struct type
*, const char *,
69 struct ui_file
*, int, int,
70 const struct type_print_options
*);
72 /* Print a type but allow the precise language to be specified. */
74 extern void c_print_type (struct type
*, const char *,
75 struct ui_file
*, int, int,
77 const struct type_print_options
*);
79 extern void c_print_typedef (struct type
*,
83 /* Implement la_value_print_inner for the C family of languages. */
85 extern void c_value_print_inner (struct value
*, struct ui_file
*, int,
86 const struct value_print_options
*);
88 extern void c_value_print (struct value
*, struct ui_file
*,
89 const struct value_print_options
*);
91 /* These are in c-lang.c: */
93 extern void c_printchar (int, struct type
*, struct ui_file
*);
95 extern void c_printstr (struct ui_file
* stream
,
97 const gdb_byte
*string
,
99 const char *user_encoding
,
101 const struct value_print_options
*options
);
103 extern void c_language_arch_info (struct gdbarch
*gdbarch
,
104 struct language_arch_info
*lai
);
106 extern void c_emit_char (int c
, struct type
*type
,
107 struct ui_file
*stream
, int quoter
);
109 extern const struct op_print c_op_print_tab
[];
111 /* These are in c-typeprint.c: */
113 extern void c_type_print_base (struct type
*, struct ui_file
*,
114 int, int, const struct type_print_options
*);
116 /* These are in cp-valprint.c */
118 extern void cp_print_class_member (const gdb_byte
*, struct type
*,
119 struct ui_file
*, const char *);
121 extern void cp_print_value_fields (struct value
*,
122 struct ui_file
*, int,
123 const struct value_print_options
*,
124 struct type
**, int);
126 /* gcc-2.6 or later (when using -fvtable-thunks)
127 emits a unique named type for a vtable entry.
128 Some gdb code depends on that specific name. */
130 extern const char vtbl_ptr_name
[];
132 extern int cp_is_vtbl_ptr_type (struct type
*);
134 extern int cp_is_vtbl_member (struct type
*);
136 /* Return true if TYPE is a string type. Unlike DEFAULT_IS_STRING_TYPE_P
137 this will detect arrays of characters not just TYPE_CODE_STRING. */
139 extern bool c_is_string_type_p (struct type
*type
);
141 /* These are in c-valprint.c. */
143 extern int c_textual_element_type (struct type
*, char);
145 /* Create a new instance of the C compiler and return it. This
146 function never returns NULL, but rather throws an exception on
147 failure. This is suitable for use as the
148 language_defn::get_compile_instance method. */
150 extern std::unique_ptr
<compile_instance
> c_get_compile_context ();
152 /* Create a new instance of the C++ compiler and return it. This
153 function never returns NULL, but rather throws an exception on
154 failure. This is suitable for use as the
155 language_defn::get_compile_instance method. */
157 extern std::unique_ptr
<compile_instance
> cplus_get_compile_context ();
159 /* This takes the user-supplied text and returns a new bit of code to
162 This is used as the compute_program language method; see that
163 for a description of the arguments. */
165 extern std::string
c_compute_program (compile_instance
*inst
,
167 struct gdbarch
*gdbarch
,
168 const struct block
*expr_block
,
171 /* This takes the user-supplied text and returns a new bit of code to compile.
173 This is used as the compute_program language method; see that
174 for a description of the arguments. */
176 extern std::string
cplus_compute_program (compile_instance
*inst
,
178 struct gdbarch
*gdbarch
,
179 const struct block
*expr_block
,
182 #endif /* !defined (C_LANG_H) */
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