/* Declarations for value printing routines for GDB, the GNU debugger.
- Copyright 1986, 1988, 1989, 1991, 1992, 1993, 1994
- Free Software Foundation, Inc.
-This file is part of GDB.
+ Copyright (C) 1986-2019 Free Software Foundation, Inc.
-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 2 of the License, or
-(at your option) any later version.
+ This file is part of GDB.
-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.
+ 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.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 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/>. */
-extern int prettyprint_arrays; /* Controls pretty printing of arrays. */
-extern int prettyprint_structs; /* Controls pretty printing of structures */
-extern int prettyprint_arrays; /* Controls pretty printing of arrays. */
+#ifndef VALPRINT_H
+#define VALPRINT_H
-extern int vtblprint; /* Controls printing of vtbl's */
-extern int unionprint; /* Controls printing of nested unions. */
-extern int addressprint; /* Controls pretty printing of addresses. */
-extern int objectprint; /* Controls looking up an object's derived type
- using what we find in its vtables. */
+#include "cli/cli-option.h"
-extern unsigned int print_max; /* Max # of chars for strings/vectors */
+/* This is used to pass formatting options to various value-printing
+ functions. */
+struct value_print_options
+{
+ /* Pretty-formatting control. */
+ enum val_prettyformat prettyformat;
-extern int output_format;
+ /* Controls pretty formatting of arrays. */
+ bool prettyformat_arrays;
-extern int stop_print_at_null; /* Stop printing at null char? */
+ /* Controls pretty formatting of structures. */
+ bool prettyformat_structs;
-extern void
-val_print_array_elements PARAMS ((struct type *, char *, CORE_ADDR, GDB_FILE *,
- int, int, int, enum val_prettyprint,
- unsigned int));
+ /* Controls printing of virtual tables. */
+ bool vtblprint;
-extern void
-val_print_type_code_int PARAMS ((struct type *, char *, GDB_FILE *));
+ /* Controls printing of nested unions. */
+ bool unionprint;
+ /* Controls printing of addresses. */
+ bool addressprint;
+
+ /* Controls looking up an object's derived type using what we find
+ in its vtables. */
+ 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". */
+ unsigned int print_max;
+
+ /* Print repeat counts if there are more than this many repetitions
+ of an element in an array. */
+ unsigned int repeat_count_threshold;
+
+ /* The global output format letter. */
+ int output_format;
+
+ /* The current format letter. This is set locally for a given call,
+ e.g. when the user passes a format to "print". */
+ int format;
+
+ /* Stop printing at null character? */
+ bool stop_print_at_null;
+
+ /* True if we should print the index of each element when printing
+ an array. */
+ bool print_array_indexes;
+
+ /* If true, then dereference references, otherwise just print
+ them like pointers. */
+ bool deref_ref;
+
+ /* If true, print static fields. */
+ bool 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 true, don't do Python pretty-printing. */
+ bool 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 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 struct value_print_options user_print_options;
+
+/* Initialize *OPTS to be a copy of the user print options. */
+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-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 get_formatted_print_options (struct value_print_options *opts,
+ char format);
+
+extern void maybe_print_array_index (struct type *index_type, LONGEST index,
+ struct ui_file *stream,
+ const struct value_print_options *);
+
+extern void val_print_array_elements (struct type *, LONGEST,
+ CORE_ADDR, struct ui_file *, int,
+ struct value *,
+ const struct value_print_options *,
+ unsigned int);
+
+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, 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, bool, enum bfd_endian);
+
+extern void print_hex_chars (struct ui_file *, const gdb_byte *,
+ unsigned int, enum bfd_endian, bool);
+
+extern void print_char_chars (struct ui_file *, struct type *,
+ const gdb_byte *, unsigned int, enum bfd_endian);
+
+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