1 /* C language support definitions for GDB, the GNU debugger.
3 Copyright (C) 1992-2022 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 */
69 /* Print TYPE to STREAM using syntax appropriate for LANGUAGE, a
70 C-like language. The other parameters are like
71 type_language_defn::print_type's. */
73 extern void c_print_type (struct type
*type
,
74 const char *varstring
,
75 struct ui_file
*stream
,
77 enum language language
,
78 const struct type_print_options
*flags
);
80 extern void c_print_typedef (struct type
*,
84 /* Implement la_value_print_inner for the C family of languages. */
86 extern void c_value_print_inner (struct value
*, struct ui_file
*, int,
87 const struct value_print_options
*);
89 extern void c_value_print (struct value
*, struct ui_file
*,
90 const struct value_print_options
*);
92 /* These are in c-lang.c: */
94 extern void c_printchar (int, struct type
*, struct ui_file
*);
96 extern void c_printstr (struct ui_file
* stream
,
98 const gdb_byte
*string
,
100 const char *user_encoding
,
102 const struct value_print_options
*options
);
104 extern void c_language_arch_info (struct gdbarch
*gdbarch
,
105 struct language_arch_info
*lai
);
107 /* These are in c-typeprint.c: */
109 extern void c_type_print_base (struct type
*, struct ui_file
*,
110 int, int, const struct type_print_options
*);
112 /* These are in cp-valprint.c */
114 extern void cp_print_class_member (const gdb_byte
*, struct type
*,
115 struct ui_file
*, const char *);
117 extern void cp_print_value_fields (struct value
*,
118 struct ui_file
*, int,
119 const struct value_print_options
*,
120 struct type
**, int);
122 /* gcc-2.6 or later (when using -fvtable-thunks)
123 emits a unique named type for a vtable entry.
124 Some gdb code depends on that specific name. */
126 extern const char vtbl_ptr_name
[];
128 extern int cp_is_vtbl_ptr_type (struct type
*);
130 extern int cp_is_vtbl_member (struct type
*);
132 /* Return true if TYPE is a string type. Unlike DEFAULT_IS_STRING_TYPE_P
133 this will detect arrays of characters not just TYPE_CODE_STRING. */
135 extern bool c_is_string_type_p (struct type
*type
);
137 /* These are in c-valprint.c. */
139 extern int c_textual_element_type (struct type
*, char);
141 /* Create a new instance of the C compiler and return it. This
142 function never returns NULL, but rather throws an exception on
143 failure. This is suitable for use as the
144 language_defn::get_compile_instance method. */
146 extern std::unique_ptr
<compile_instance
> c_get_compile_context ();
148 /* Create a new instance of the C++ compiler and return it. This
149 function never returns NULL, but rather throws an exception on
150 failure. This is suitable for use as the
151 language_defn::get_compile_instance method. */
153 extern std::unique_ptr
<compile_instance
> cplus_get_compile_context ();
155 /* This takes the user-supplied text and returns a new bit of code to
158 This is used as the compute_program language method; see that
159 for a description of the arguments. */
161 extern std::string
c_compute_program (compile_instance
*inst
,
163 struct gdbarch
*gdbarch
,
164 const struct block
*expr_block
,
167 /* This takes the user-supplied text and returns a new bit of code to compile.
169 This is used as the compute_program language method; see that
170 for a description of the arguments. */
172 extern std::string
cplus_compute_program (compile_instance
*inst
,
174 struct gdbarch
*gdbarch
,
175 const struct block
*expr_block
,
178 #endif /* !defined (C_LANG_H) */