/* Declarations for value printing routines for GDB, the GNU debugger.
- Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993, 1994, 2000, 2005, 2007,
- 2008, 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 1986-2019 Free Software Foundation, Inc.
This file is part of GDB.
#ifndef VALPRINT_H
#define VALPRINT_H
+#include "cli/cli-option.h"
+
/* This is used to pass formatting options to various value-printing
functions. */
struct value_print_options
{
- /* Pretty-printing control. */
- enum val_prettyprint pretty;
+ /* Pretty-formatting control. */
+ enum val_prettyformat prettyformat;
- /* Controls pretty printing of arrays. */
- int prettyprint_arrays;
+ /* Controls pretty formatting of arrays. */
+ bool prettyformat_arrays;
- /* Controls pretty printing of structures. */
- int prettyprint_structs;
+ /* Controls pretty formatting of structures. */
+ bool prettyformat_structs;
/* Controls printing of virtual tables. */
- int vtblprint;
+ bool vtblprint;
/* Controls printing of nested unions. */
- int unionprint;
+ bool unionprint;
/* Controls printing of addresses. */
- int addressprint;
+ bool addressprint;
/* Controls looking up an object's derived type using what we find
in its vtables. */
- int objectprint;
+ bool objectprint;
/* Maximum number of chars to print for a string pointer value or vector
contents, or UINT_MAX for no limit. Note that "set print elements 0"
stores UINT_MAX in print_max, which displays in a show command as
- "unlimited". */
+ "unlimited". */
unsigned int print_max;
/* Print repeat counts if there are more than this many repetitions
int format;
/* Stop printing at null character? */
- int stop_print_at_null;
-
- /* True if this value is being printed in an epoch window. */
- int inspect_it;
+ bool stop_print_at_null;
/* True if we should print the index of each element when printing
an array. */
- int print_array_indexes;
+ bool print_array_indexes;
- /* If nonzero, then dereference references, otherwise just print
+ /* If true, then dereference references, otherwise just print
them like pointers. */
- int deref_ref;
+ bool deref_ref;
+
+ /* If true, print static fields. */
+ bool static_field_print;
- /* If nonzero, print static fields. */
- int static_field_print;
+ /* If true, print static fields for Pascal. FIXME: C++ has a
+ flag, why not share with Pascal too? */
+ bool pascal_static_field_print;
- /* If nonzero, print static fields for Pascal. FIXME: C++ and Java
- share one flag, why not Pascal too? */
- int pascal_static_field_print;
+ /* If true, don't do Python pretty-printing. */
+ bool raw;
- /* Controls Python pretty-printing. */
- int raw;
+ /* If true, print the value in "summary" form.
+ If raw and summary are both true, don't print non-scalar values
+ ("..." is printed instead). */
+ bool summary;
- /* If nonzero, print the value in "summary" form. */
- int summary;
+ /* If true, when printing a pointer, print the symbol to which it
+ points, if any. */
+ bool symbol_print;
+
+ /* Maximum print depth when printing nested aggregates. */
+ int max_depth;
+
+ /* Whether "finish" should print the value. */
+ bool finish_print;
};
+/* Create an option_def_group for the value_print options, with OPTS
+ as context. */
+extern gdb::option::option_def_group make_value_print_options_def_group
+ (value_print_options *opts);
+
/* The global print options set by the user. In general this should
not be directly accessed, except by set/show commands. Ordinary
code should call get_user_print_options instead. */
extern void get_user_print_options (struct value_print_options *opts);
/* Initialize *OPTS to be a copy of the user print options, but with
- pretty-printing disabled. */
-extern void get_raw_print_options (struct value_print_options *opts);
+ pretty-formatting disabled. */
+extern void get_no_prettyformat_print_options (struct value_print_options *);
/* Initialize *OPTS to be a copy of the user print options, but using
FORMAT as the formatting option. */
extern void maybe_print_array_index (struct type *index_type, LONGEST index,
struct ui_file *stream,
- const struct value_print_options *options);
+ const struct value_print_options *);
-extern void val_print_array_elements (struct type *, const gdb_byte *,
+extern void val_print_array_elements (struct type *, LONGEST,
CORE_ADDR, struct ui_file *, int,
- const struct value *,
+ struct value *,
const struct value_print_options *,
unsigned int);
-extern void val_print_type_code_int (struct type *, const gdb_byte *,
- struct ui_file *);
-
-extern void val_print_type_code_flags (struct type *type,
- const gdb_byte *valaddr,
- struct ui_file *stream);
+extern void val_print_scalar_formatted (struct type *,
+ LONGEST,
+ struct value *,
+ const struct value_print_options *,
+ int,
+ struct ui_file *);
extern void print_binary_chars (struct ui_file *, const gdb_byte *,
- unsigned int, enum bfd_endian);
+ unsigned int, enum bfd_endian, bool);
extern void print_octal_chars (struct ui_file *, const gdb_byte *,
unsigned int, enum bfd_endian);
extern void print_decimal_chars (struct ui_file *, const gdb_byte *,
- unsigned int, enum bfd_endian);
+ unsigned int, bool, enum bfd_endian);
extern void print_hex_chars (struct ui_file *, const gdb_byte *,
- unsigned int, enum bfd_endian);
+ unsigned int, enum bfd_endian, bool);
extern void print_char_chars (struct ui_file *, struct type *,
const gdb_byte *, unsigned int, enum bfd_endian);
-int read_string (CORE_ADDR addr, int len, int width, unsigned int fetchlimit,
- enum bfd_endian byte_order, gdb_byte **buffer,
- int *bytes_read);
+extern void print_function_pointer_address (const struct value_print_options *options,
+ struct gdbarch *gdbarch,
+ CORE_ADDR address,
+ struct ui_file *stream);
+
+extern int read_string (CORE_ADDR addr, int len, int width,
+ unsigned int fetchlimit,
+ enum bfd_endian byte_order,
+ gdb::unique_xmalloc_ptr<gdb_byte> *buffer,
+ int *bytes_read);
+
+extern void val_print_optimized_out (const struct value *val,
+ struct ui_file *stream);
+
+/* Prints "<not saved>" to STREAM. */
+extern void val_print_not_saved (struct ui_file *stream);
+
+extern void val_print_unavailable (struct ui_file *stream);
+
+extern void val_print_invalid_address (struct ui_file *stream);
+
+/* An instance of this is passed to generic_val_print and describes
+ some language-specific ways to print things. */
+
+struct generic_val_print_decorations
+{
+ /* Printing complex numbers: what to print before, between the
+ elements, and after. */
+
+ const char *complex_prefix;
+ const char *complex_infix;
+ const char *complex_suffix;
+
+ /* Boolean true and false. */
+
+ const char *true_name;
+ const char *false_name;
+
+ /* What to print when we see TYPE_CODE_VOID. */
+
+ const char *void_name;
+
+ /* Array start and end strings. */
+ const char *array_start;
+ const char *array_end;
+};
+
+
+extern void generic_val_print (struct type *type,
+ int embedded_offset, CORE_ADDR address,
+ struct ui_file *stream, int recurse,
+ struct value *original_value,
+ const struct value_print_options *options,
+ const struct generic_val_print_decorations *);
+
+extern void generic_emit_char (int c, struct type *type, struct ui_file *stream,
+ int quoter, const char *encoding);
+
+extern void generic_printstr (struct ui_file *stream, struct type *type,
+ const gdb_byte *string, unsigned int length,
+ const char *encoding, int force_ellipses,
+ int quote_char, int c_style_terminator,
+ const struct value_print_options *options);
+
+/* Run the "output" command. ARGS and FROM_TTY are the usual
+ arguments passed to all command implementations, except ARGS is
+ const. */
+
+extern void output_command (const char *args, int from_tty);
+
+extern int val_print_scalar_type_p (struct type *type);
+
+struct format_data
+ {
+ int count;
+ char format;
+ char size;
+
+ /* True if the value should be printed raw -- that is, bypassing
+ python-based formatters. */
+ unsigned char raw;
+ };
+
+extern void print_command_parse_format (const char **expp, const char *cmdname,
+ value_print_options *opts);
+
+/* Print VAL to console according to OPTS, including recording it to
+ the history. */
+extern void print_value (value *val, const value_print_options &opts);
+
+/* Completer for the "print", "call", and "compile print"
+ commands. */
+extern void print_command_completer (struct cmd_list_element *ignore,
+ completion_tracker &tracker,
+ const char *text, const char *word);
+
+/* Given an address ADDR return all the elements needed to print the
+ address in a symbolic form. NAME can be mangled or not depending
+ on DO_DEMANGLE (and also on the asm_demangle global variable,
+ manipulated via ''set print asm-demangle''). When
+ PREFER_SYM_OVER_MINSYM is true, names (and offsets) from minimal
+ symbols won't be used except in instances where no symbol was
+ found; otherwise, a minsym might be used in some instances (mostly
+ involving function with non-contiguous address ranges). Return
+ 0 in case of success, when all the info in the OUT parameters is
+ valid. Return 1 otherwise. */
+
+extern int build_address_symbolic (struct gdbarch *,
+ CORE_ADDR addr,
+ bool do_demangle,
+ bool prefer_sym_over_minsym,
+ std::string *name,
+ int *offset,
+ std::string *filename,
+ int *line,
+ int *unmapped);
+
+/* Check to see if RECURSE is greater than or equal to the allowed
+ printing max-depth (see 'set print max-depth'). If it is then print an
+ ellipsis expression to STREAM and return true, otherwise return false.
+ LANGUAGE determines what type of ellipsis expression is printed. */
+
+extern bool val_print_check_max_depth (struct ui_file *stream, int recurse,
+ const struct value_print_options *opts,
+ const struct language_defn *language);
#endif