X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fvalprint.h;h=57bc0339fcb7ce7e3bf3f27edae57a104f64015f;hb=refs%2Fheads%2Fconcurrent-displaced-stepping-2020-04-01;hp=bb03024c10add39a2003ce9313ce98248692e255;hpb=618f726fcb851883a0094aa7fa17003889b7189f;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/valprint.h b/gdb/valprint.h index bb03024c10..57bc0339fc 100644 --- a/gdb/valprint.h +++ b/gdb/valprint.h @@ -1,6 +1,6 @@ /* Declarations for value printing routines for GDB, the GNU debugger. - Copyright (C) 1986-2016 Free Software Foundation, Inc. + Copyright (C) 1986-2020 Free Software Foundation, Inc. This file is part of GDB. @@ -20,6 +20,8 @@ #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 @@ -28,23 +30,23 @@ struct value_print_options enum val_prettyformat prettyformat; /* Controls pretty formatting of arrays. */ - int prettyformat_arrays; + bool prettyformat_arrays; /* Controls pretty formatting of structures. */ - int prettyformat_structs; + 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" @@ -64,36 +66,47 @@ struct value_print_options int format; /* Stop printing at null character? */ - int stop_print_at_null; + 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 nonzero, print static fields. */ - int static_field_print; + /* If true, print static fields. */ + bool 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, print static fields for Pascal. FIXME: C++ has a + flag, why not share with Pascal too? */ + bool pascal_static_field_print; - /* If non-zero don't do Python pretty-printing. */ - int raw; + /* If true, don't do Python pretty-printing. */ + bool raw; - /* If nonzero, print the value in "summary" form. - If raw and summary are both non-zero, don't print non-scalar values + /* If true, print the value in "summary" form. + If raw and summary are both true, don't print non-scalar values ("..." is printed instead). */ - int summary; + bool summary; - /* If nonzero, when printing a pointer, print the symbol to which it + /* If true, when printing a pointer, print the symbol to which it points, if any. */ - int symbol_print; + 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. */ @@ -115,37 +128,34 @@ 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 *, const gdb_byte *, int, - CORE_ADDR, struct ui_file *, int, - const 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); +/* Print elements of an array. */ -extern void val_print_scalar_formatted (struct type *, - const gdb_byte *, int, - const struct value *, +extern void value_print_array_elements (struct value *, struct ui_file *, int, const struct value_print_options *, - int, - struct ui_file *); + unsigned int); + +/* Print a scalar according to OPTIONS and SIZE on STREAM. Format 'i' + is not supported at this level. + + This is how the elements of an array or structure are printed + with a format. */ + +extern void value_print_scalar_formatted + (struct value *val, const struct value_print_options *options, + int size, struct ui_file *stream); 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); @@ -157,7 +167,8 @@ extern void print_function_pointer_address (const struct value_print_options *op extern int read_string (CORE_ADDR addr, int len, int width, unsigned int fetchlimit, - enum bfd_endian byte_order, gdb_byte **buffer, + enum bfd_endian byte_order, + gdb::unique_xmalloc_ptr *buffer, int *bytes_read); extern void val_print_optimized_out (const struct value *val, @@ -190,15 +201,23 @@ struct generic_val_print_decorations /* 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, const gdb_byte *valaddr, - int embedded_offset, CORE_ADDR address, - struct ui_file *stream, int recurse, - const struct value *original_value, - const struct value_print_options *options, - const struct generic_val_print_decorations *); +/* Print a value in a generic way. VAL is the value, STREAM is where + to print it, RECURSE is the recursion depth, OPTIONS describe how + the printing should be done, and D is the language-specific + decorations object. Note that structs and unions cannot be printed + by this function. */ + +extern void generic_value_print (struct value *val, struct ui_file *stream, + int recurse, + const struct value_print_options *options, + const struct generic_val_print_decorations *d); extern void generic_emit_char (int c, struct type *type, struct ui_file *stream, int quoter, const char *encoding); @@ -213,7 +232,7 @@ extern void generic_printstr (struct ui_file *stream, struct type *type, arguments passed to all command implementations, except ARGS is const. */ -extern void output_command_const (const char *args, int from_tty); +extern void output_command (const char *args, int from_tty); extern int val_print_scalar_type_p (struct type *type); @@ -229,7 +248,54 @@ struct format_data }; extern void print_command_parse_format (const char **expp, const char *cmdname, - struct format_data *fmtp); -extern void print_value (struct value *val, const struct format_data *fmtp); + 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); + +/* Like common_val_print, but call value_check_printable first. */ + +extern void common_val_print_checked + (struct value *val, + struct ui_file *stream, int recurse, + const struct value_print_options *options, + const struct language_defn *language); #endif