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- /* C language support definitions for GDB, the GNU debugger.
- Copyright (C) 1992-2022 Free Software Foundation, Inc.
- This file is part of GDB.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
- #if !defined (C_LANG_H)
- #define C_LANG_H 1
- struct ui_file;
- struct language_arch_info;
- struct type_print_options;
- struct parser_state;
- #include "value.h"
- #include "macroexp.h"
- #include "gdbsupport/enum-flags.h"
- /* The various kinds of C string and character. Note that these
- values are chosen so that they may be or'd together in certain
- ways. */
- enum c_string_type_values : unsigned
- {
- /* An ordinary string: "value". */
- C_STRING = 0,
- /* A wide string: L"value". */
- C_WIDE_STRING = 1,
- /* A 16-bit Unicode string: u"value". */
- C_STRING_16 = 2,
- /* A 32-bit Unicode string: U"value". */
- C_STRING_32 = 3,
- /* An ordinary char: 'v'. This can also be or'd with one of the
- above to form the corresponding CHAR value from a STRING
- value. */
- C_CHAR = 4,
- /* A wide char: L'v'. */
- C_WIDE_CHAR = 5,
- /* A 16-bit Unicode char: u'v'. */
- C_CHAR_16 = 6,
- /* A 32-bit Unicode char: U'v'. */
- C_CHAR_32 = 7
- };
- DEF_ENUM_FLAGS_TYPE (enum c_string_type_values, c_string_type);
- /* Defined in c-exp.y. */
- extern int c_parse (struct parser_state *);
- extern int c_parse_escape (const char **, struct obstack *);
- /* Defined in c-typeprint.c */
- extern void c_print_type (struct type *, const char *,
- struct ui_file *, int, int,
- const struct type_print_options *);
- /* Print a type but allow the precise language to be specified. */
- extern void c_print_type (struct type *, const char *,
- struct ui_file *, int, int,
- enum language,
- const struct type_print_options *);
- extern void c_print_typedef (struct type *,
- struct symbol *,
- struct ui_file *);
- /* Implement la_value_print_inner for the C family of languages. */
- extern void c_value_print_inner (struct value *, struct ui_file *, int,
- const struct value_print_options *);
- extern void c_value_print (struct value *, struct ui_file *,
- const struct value_print_options *);
- /* These are in c-lang.c: */
- extern void c_printchar (int, struct type *, struct ui_file *);
- extern 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);
- extern void c_language_arch_info (struct gdbarch *gdbarch,
- struct language_arch_info *lai);
- extern void c_emit_char (int c, struct type *type,
- struct ui_file *stream, int quoter);
- /* These are in c-typeprint.c: */
- extern void c_type_print_base (struct type *, struct ui_file *,
- int, int, const struct type_print_options *);
- /* These are in cp-valprint.c */
- extern void cp_print_class_member (const gdb_byte *, struct type *,
- struct ui_file *, const char *);
- extern void cp_print_value_fields (struct value *,
- struct ui_file *, int,
- const struct value_print_options *,
- struct type **, int);
- /* gcc-2.6 or later (when using -fvtable-thunks)
- emits a unique named type for a vtable entry.
- Some gdb code depends on that specific name. */
- extern const char vtbl_ptr_name[];
- extern int cp_is_vtbl_ptr_type (struct type *);
- extern int cp_is_vtbl_member (struct type *);
- /* Return true if TYPE is a string type. Unlike DEFAULT_IS_STRING_TYPE_P
- this will detect arrays of characters not just TYPE_CODE_STRING. */
- extern bool c_is_string_type_p (struct type *type);
- /* These are in c-valprint.c. */
- extern int c_textual_element_type (struct type *, char);
- /* Create a new instance of the C compiler and return it. This
- function never returns NULL, but rather throws an exception on
- failure. This is suitable for use as the
- language_defn::get_compile_instance method. */
- extern std::unique_ptr<compile_instance> c_get_compile_context ();
- /* Create a new instance of the C++ compiler and return it. This
- function never returns NULL, but rather throws an exception on
- failure. This is suitable for use as the
- language_defn::get_compile_instance method. */
- extern std::unique_ptr<compile_instance> cplus_get_compile_context ();
- /* This takes the user-supplied text and returns a new bit of code to
- compile.
- This is used as the compute_program language method; see that
- for a description of the arguments. */
- extern std::string c_compute_program (compile_instance *inst,
- const char *input,
- struct gdbarch *gdbarch,
- const struct block *expr_block,
- CORE_ADDR expr_pc);
- /* This takes the user-supplied text and returns a new bit of code to compile.
- This is used as the compute_program language method; see that
- for a description of the arguments. */
- extern std::string cplus_compute_program (compile_instance *inst,
- const char *input,
- struct gdbarch *gdbarch,
- const struct block *expr_block,
- CORE_ADDR expr_pc);
- #endif /* !defined (C_LANG_H) */
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