#define LANGUAGE_H 1
#include "symtab.h"
-#include "common/function-view.h"
+#include "gdbsupport/function-view.h"
#include "expression.h"
/* Forward decls for prototypes. */
struct parser_state;
class compile_instance;
struct completion_match_for_lcd;
+class innermost_block_tracker;
#define MAX_FORTRAN_DIMS 7 /* Maximum number of F77 array dims. */
la_parser, perform any remaining processing necessary to complete
its translation. *EXPP may change; la_post_parser is responsible
for releasing its previous contents, if necessary. If
- VOID_CONTEXT_P, then no value is expected from the expression. */
+ VOID_CONTEXT_P, then no value is expected from the expression.
+ If COMPLETING is non-zero, then the expression has been parsed
+ for completion, not evaluation. */
- void (*la_post_parser) (expression_up *expp, int void_context_p);
+ void (*la_post_parser) (expression_up *expp, int void_context_p,
+ int completing, innermost_block_tracker *tracker);
void (*la_printchar) (int ch, struct type *chtype,
struct ui_file * stream);
reference at the language level. */
int (*la_pass_by_reference) (struct type *type);
- /* Obtain a string from the inferior, storing it in a newly allocated
- buffer in BUFFER, which should be freed by the caller. If the
- in- and out-parameter *LENGTH is specified at -1, the string is
- read until a null character of the appropriate width is found -
- otherwise the string is read to the length of characters specified.
- On completion, *LENGTH will hold the size of the string in characters.
- If a *LENGTH of -1 was specified it will count only actual
- characters, excluding any eventual terminating null character.
- Otherwise *LENGTH will include all characters - including any nulls.
- CHARSET will hold the encoding used in the string. */
- void (*la_get_string) (struct value *value,
- gdb::unique_xmalloc_ptr<gdb_byte> *buffer,
- int *length, struct type **chartype,
- const char **charset);
-
/* Return an expression that can be used for a location
watchpoint. TYPE is a pointer type that points to the memory
to watch, and ADDR is the address of the watched memory. */
This field may not be NULL. If the language does not need any
special processing here, 'iterate_over_symbols' should be
used as the definition. */
- void (*la_iterate_over_symbols)
+ bool (*la_iterate_over_symbols)
(const struct block *block, const lookup_name_info &name,
domain_enum domain,
gdb::function_view<symbol_found_callback_ftype> callback);
const struct block *expr_block,
CORE_ADDR expr_pc);
- /* Add fields above this point, so the magic number is always last. */
- /* Magic number for compat checking. */
+ /* Return true if TYPE is a string type. */
+ bool (*la_is_string_type_p) (struct type *type);
- long la_magic;
+ /* This string is used by the 'set print max-depth' setting. When GDB
+ replaces a struct or union (during value printing) that is "too
+ deep" this string is displayed instead. */
+ const char *la_struct_too_deep_ellipsis;
};
-#define LANG_MAGIC 910823L
-
/* Pointer to the language_defn for our current language. This pointer
always points to *some* valid struct; it can be used without checking
it for validity.
extern const struct language_defn *expected_language;
+/* Warning issued when current_language and the language of the current
+ frame do not match. */
+
+extern const char lang_frame_mismatch_warn[];
+
/* language_mode ==
language_mode_auto: current_language automatically set upon selection
of scope (e.g. stack frame)
encoding, force_ellipses,options))
#define LA_EMIT_CHAR(ch, type, stream, quoter) \
(current_language->la_emitchar(ch, type, stream, quoter))
-#define LA_GET_STRING(value, buffer, length, chartype, encoding) \
- (current_language->la_get_string(value, buffer, length, chartype, encoding))
#define LA_PRINT_ARRAY_INDEX(index_value, stream, options) \
(current_language->la_print_array_index(index_value, stream, options))
extern int pointer_type (struct type *);
+/* Return true if TYPE is a string type, otherwise return false. This
+ default implementation only detects TYPE_CODE_STRING. */
+extern bool default_is_string_type_p (struct type *type);
+
/* Error messages */
extern void range_error (const char *, ...) ATTRIBUTE_PRINTF (1, 2);
void default_print_typedef (struct type *type, struct symbol *new_symbol,
struct ui_file *stream);
-void default_get_string (struct value *value,
- gdb::unique_xmalloc_ptr<gdb_byte> *buffer,
- int *length, struct type **char_type,
- const char **charset);
-
/* Default name hashing function. */
/* Produce an unsigned hash value from SEARCH_NAME that is consistent
set_language (SYMBOL_LANGUAGE (sym));
}
else
- m_switched = false;
+ {
+ m_switched = false;
+ /* Assign to m_lang to silence a GCC warning. See
+ https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80635. */
+ m_lang = language_unknown;
+ }
}
~scoped_switch_to_sym_language_if_auto ()