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/tmp/gdb-8.1/gdb/c-lang.h
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1 /* C language support definitions for GDB, the GNU debugger.
2
3 Copyright (C) 1992-2018 Free Software Foundation, Inc.
4
5 This file is part of GDB.
6
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.
11
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.
16
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/>. */
19
20
21 #if !defined (C_LANG_H)
22 #define C_LANG_H 1
23
24 struct ui_file;
25 struct language_arch_info;
26 struct type_print_options;
27 struct parser_state;
28
29 #include "value.h"
30 #include "macroexp.h"
31 #include "parser-defs.h"
32 #include "common/enum-flags.h"
33
34
35 /* The various kinds of C string and character. Note that these
36 values are chosen so that they may be or'd together in certain
37 ways. */
38 enum c_string_type_values
39 {
40 /* An ordinary string: "value". */
41 C_STRING = 0,
42 /* A wide string: L"value". */
43 C_WIDE_STRING = 1,
44 /* A 16-bit Unicode string: u"value". */
45 C_STRING_16 = 2,
46 /* A 32-bit Unicode string: U"value". */
47 C_STRING_32 = 3,
48 /* An ordinary char: 'v'. This can also be or'd with one of the
49 above to form the corresponding CHAR value from a STRING
50 value. */
51 C_CHAR = 4,
52 /* A wide char: L'v'. */
53 C_WIDE_CHAR = 5,
54 /* A 16-bit Unicode char: u'v'. */
55 C_CHAR_16 = 6,
56 /* A 32-bit Unicode char: U'v'. */
57 C_CHAR_32 = 7
58 };
59
60 DEF_ENUM_FLAGS_TYPE (enum c_string_type_values, c_string_type);
61
62 /* Defined in c-exp.y. */
63
64 extern int c_parse (struct parser_state *);
65
66 extern void c_yyerror (const char *);
67
68 extern int c_parse_escape (const char **, struct obstack *);
69
70 /* Defined in c-typeprint.c */
71 extern void c_print_type (struct type *, const char *,
72 struct ui_file *, int, int,
73 const struct type_print_options *);
74
75 extern void c_print_typedef (struct type *,
76 struct symbol *,
77 struct ui_file *);
78
79 extern void c_val_print (struct type *,
80 int, CORE_ADDR,
81 struct ui_file *, int,
82 struct value *,
83 const struct value_print_options *);
84
85 extern void c_value_print (struct value *, struct ui_file *,
86 const struct value_print_options *);
87
88 /* These are in c-lang.c: */
89
90 extern struct value *evaluate_subexp_c (struct type *expect_type,
91 struct expression *exp,
92 int *pos,
93 enum noside noside);
94
95 extern void c_printchar (int, struct type *, struct ui_file *);
96
97 extern void c_printstr (struct ui_file * stream,
98 struct type *elttype,
99 const gdb_byte *string,
100 unsigned int length,
101 const char *user_encoding,
102 int force_ellipses,
103 const struct value_print_options *options);
104
105 extern void c_language_arch_info (struct gdbarch *gdbarch,
106 struct language_arch_info *lai);
107
108 extern const struct exp_descriptor exp_descriptor_c;
109
110 extern void c_emit_char (int c, struct type *type,
111 struct ui_file *stream, int quoter);
112
113 extern const struct op_print c_op_print_tab[];
114
115 extern gdb::unique_xmalloc_ptr<char> c_watch_location_expression
116 (struct type *type, CORE_ADDR addr);
117
118 /* These are in c-typeprint.c: */
119
120 extern void c_type_print_base (struct type *, struct ui_file *,
121 int, int, const struct type_print_options *);
122
123 /* These are in cp-valprint.c */
124
125 extern void cp_print_class_member (const gdb_byte *, struct type *,
126 struct ui_file *, const char *);
127
128 extern void cp_print_value_fields (struct type *, struct type *,
129 LONGEST, CORE_ADDR,
130 struct ui_file *, int,
131 struct value *,
132 const struct value_print_options *,
133 struct type **, int);
134
135 extern void cp_print_value_fields_rtti (struct type *,
136 const gdb_byte *, LONGEST, CORE_ADDR,
137 struct ui_file *, int,
138 struct value *,
139 const struct value_print_options *,
140 struct type **, int);
141
142 extern int cp_is_vtbl_ptr_type (struct type *);
143
144 extern int cp_is_vtbl_member (struct type *);
145
146 /* These are in c-valprint.c. */
147
148 extern int c_textual_element_type (struct type *, char);
149
150 /* Create a new instance of the C compiler and return it. The new
151 compiler is owned by the caller and must be freed using the destroy
152 method. This function never returns NULL, but rather throws an
153 exception on failure. This is suitable for use as the
154 la_get_compile_instance language method. */
155
156 extern struct compile_instance *c_get_compile_context (void);
157
158 /* This takes the user-supplied text and returns a new bit of code to
159 compile.
160
161 This is used as the la_compute_program language method; see that
162 for a description of the arguments. */
163
164 extern std::string c_compute_program (struct compile_instance *inst,
165 const char *input,
166 struct gdbarch *gdbarch,
167 const struct block *expr_block,
168 CORE_ADDR expr_pc);
169
170 #endif /* !defined (C_LANG_H) */
gdbarch
Definition: gdbarch.c:127
string
const char * string
Definition: signals.c:50
c_parse_escape
int c_parse_escape(const char **, struct obstack *)
Definition: c-exp.c:4591
exp_descriptor
Definition: parser-defs.h:320
C_CHAR_16
Definition: c-lang.h:55
cp_is_vtbl_ptr_type
int cp_is_vtbl_ptr_type(struct type *)
Definition: cp-valprint.c:96
c_type_print_base
void c_type_print_base(struct type *, struct ui_file *, int, int, const struct type_print_options *)
Definition: c-typeprint.c:1774
CORE_ADDR
bfd_vma CORE_ADDR
Definition: common-types.h:41
noside
noside
Definition: expression.h:123
macroexp.h
c_printstr
void c_printstr(struct ui_file *stream, struct type *elttype, const gdb_byte *string, unsigned int length, const char *user_encoding, int force_ellipses, const struct value_print_options *options)
Definition: c-lang.c:186
C_CHAR
Definition: c-lang.h:51
C_WIDE_CHAR
Definition: c-lang.h:53
cp_is_vtbl_member
int cp_is_vtbl_member(struct type *)
Definition: cp-valprint.c:107
enum-flags.h
C_STRING_32
Definition: c-lang.h:47
cp_print_class_member
void cp_print_class_member(const gdb_byte *, struct type *, struct ui_file *, const char *)
Definition: cp-valprint.c:751
cp_print_value_fields_rtti
void cp_print_value_fields_rtti(struct type *, const gdb_byte *, LONGEST, CORE_ADDR, struct ui_file *, int, struct value *, const struct value_print_options *, struct type **, int)
Definition: cp-valprint.c:415
ui_file
Definition: ui-file.h:26
c_emit_char
void c_emit_char(int c, struct type *type, struct ui_file *stream, int quoter)
Definition: c-lang.c:143
op_print
Definition: parser-defs.h:305
C_WIDE_STRING
Definition: c-lang.h:43
c_language_arch_info
void c_language_arch_info(struct gdbarch *gdbarch, struct language_arch_info *lai)
Definition: c-lang.c:784
parser-defs.h
c_compute_program
std::string c_compute_program(struct compile_instance *inst, const char *input, struct gdbarch *gdbarch, const struct block *expr_block, CORE_ADDR expr_pc)
Definition: compile-c-support.c:336
c_string_type_values
c_string_type_values
Definition: c-lang.h:38
C_STRING
Definition: c-lang.h:41
value_print_options
Definition: valprint.h:25
gdb::unique_xmalloc_ptr
std::unique_ptr< T, xfree_deleter< T > > unique_xmalloc_ptr
Definition: gdb_unique_ptr.h:48
exp_descriptor_c
const struct exp_descriptor exp_descriptor_c
Definition: c-lang.c:817
expression
Definition: expression.h:78
c_yyerror
void c_yyerror(const char *)
evaluate_subexp_c
struct value * evaluate_subexp_c(struct type *expect_type, struct expression *exp, int *pos, enum noside noside)
Definition: c-lang.c:560
type
Definition: gdbtypes.h:749
c_printchar
void c_printchar(int, struct type *, struct ui_file *)
Definition: c-lang.c:153
cp_print_value_fields
void cp_print_value_fields(struct type *, struct type *, LONGEST, CORE_ADDR, struct ui_file *, int, struct value *, const struct value_print_options *, struct type **, int)
Definition: cp-valprint.c:155
parser_state
Definition: parser-defs.h:38
c_val_print
void c_val_print(struct type *, int, CORE_ADDR, struct ui_file *, int, struct value *, const struct value_print_options *)
Definition: c-valprint.c:500
c_print_typedef
void c_print_typedef(struct type *, struct symbol *, struct ui_file *)
Definition: c-typeprint.c:180
c_op_print_tab
const struct op_print c_op_print_tab[]
Definition: c-lang.c:724
compile_instance
Definition: compile-internal.h:36
block
Definition: block.h:60
value
Definition: value.c:169
c_get_compile_context
struct compile_instance * c_get_compile_context(void)
Definition: compile-c-support.c:99
C_STRING_16
Definition: c-lang.h:45
gdb_byte
bfd_byte gdb_byte
Definition: common-types.h:38
DEF_ENUM_FLAGS_TYPE
DEF_ENUM_FLAGS_TYPE(enum c_string_type_values, c_string_type)
c_print_type
void c_print_type(struct type *, const char *, struct ui_file *, int, int, const struct type_print_options *)
Definition: c-typeprint.c:164
type_print_options
Definition: typeprint.h:41
value.h
c_textual_element_type
int c_textual_element_type(struct type *, char)
Definition: c-valprint.c:57
C_CHAR_32
Definition: c-lang.h:57
language_arch_info
Definition: language.h:109
symbol
Definition: symtab.h:1049
c_watch_location_expression
gdb::unique_xmalloc_ptr< char > c_watch_location_expression(struct type *type, CORE_ADDR addr)
Definition: c-lang.c:712
c_parse
int c_parse(struct parser_state *)
Definition: c-exp.c:5809
c_value_print
void c_value_print(struct value *, struct ui_file *, const struct value_print_options *)
Definition: c-valprint.c:571
LONGEST
long long LONGEST
Definition: common-types.h:52