1 /* Declarations for value printing routines for GDB, the GNU debugger. 2 3 Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993, 1994, 2000, 2005, 2007, 4 2008, 2009, 2010, 2011 Free Software Foundation, Inc. 5 6 This file is part of GDB. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21 #ifndef VALPRINT_H 22 #define VALPRINT_H 23 24 /* This is used to pass formatting options to various value-printing 25 functions. */ 26 struct value_print_options 27 { 28 /* Pretty-printing control. */ 29 enum val_prettyprint pretty; 30 31 /* Controls pretty printing of arrays. */ 32 int prettyprint_arrays; 33 34 /* Controls pretty printing of structures. */ 35 int prettyprint_structs; 36 37 /* Controls printing of virtual tables. */ 38 int vtblprint; 39 40 /* Controls printing of nested unions. */ 41 int unionprint; 42 43 /* Controls printing of addresses. */ 44 int addressprint; 45 46 /* Controls looking up an object's derived type using what we find 47 in its vtables. */ 48 int objectprint; 49 50 /* Maximum number of chars to print for a string pointer value or vector 51 contents, or UINT_MAX for no limit. Note that "set print elements 0" 52 stores UINT_MAX in print_max, which displays in a show command as 53 "unlimited". */ 54 unsigned int print_max; 55 56 /* Print repeat counts if there are more than this many repetitions 57 of an element in an array. */ 58 unsigned int repeat_count_threshold; 59 60 /* The global output format letter. */ 61 int output_format; 62 63 /* The current format letter. This is set locally for a given call, 64 e.g. when the user passes a format to "print". */ 65 int format; 66 67 /* Stop printing at null character? */ 68 int stop_print_at_null; 69 70 /* True if this value is being printed in an epoch window. */ 71 int inspect_it; 72 73 /* True if we should print the index of each element when printing 74 an array. */ 75 int print_array_indexes; 76 77 /* If nonzero, then dereference references, otherwise just print 78 them like pointers. */ 79 int deref_ref; 80 81 /* If nonzero, print static fields. */ 82 int static_field_print; 83 84 /* If nonzero, print static fields for Pascal. FIXME: C++ and Java 85 share one flag, why not Pascal too? */ 86 int pascal_static_field_print; 87 88 /* Controls Python pretty-printing. */ 89 int raw; 90 91 /* If nonzero, print the value in "summary" form. */ 92 int summary; 93 }; 94 95 /* The global print options set by the user. In general this should 96 not be directly accessed, except by set/show commands. Ordinary 97 code should call get_user_print_options instead. */ 98 extern struct value_print_options user_print_options; 99 100 /* Initialize *OPTS to be a copy of the user print options. */ 101 extern void get_user_print_options (struct value_print_options *opts); 102 103 /* Initialize *OPTS to be a copy of the user print options, but with 104 pretty-printing disabled. */ 105 extern void get_raw_print_options (struct value_print_options *opts); 106 107 /* Initialize *OPTS to be a copy of the user print options, but using 108 FORMAT as the formatting option. */ 109 extern void get_formatted_print_options (struct value_print_options *opts, 110 char format); 111 112 extern void maybe_print_array_index (struct type *index_type, LONGEST index, 113 struct ui_file *stream, 114 const struct value_print_options *); 115 116 extern void val_print_array_elements (struct type *, const gdb_byte *, int, 117 CORE_ADDR, struct ui_file *, int, 118 const struct value *, 119 const struct value_print_options *, 120 unsigned int); 121 122 extern void val_print_type_code_int (struct type *, const gdb_byte *, 123 struct ui_file *); 124 125 extern void val_print_type_code_flags (struct type *type, 126 const gdb_byte *valaddr, 127 struct ui_file *stream); 128 129 extern void val_print_scalar_formatted (struct type *, 130 const gdb_byte *, int, 131 const struct value *, 132 const struct value_print_options *, 133 int, 134 struct ui_file *); 135 136 extern void print_binary_chars (struct ui_file *, const gdb_byte *, 137 unsigned int, enum bfd_endian); 138 139 extern void print_octal_chars (struct ui_file *, const gdb_byte *, 140 unsigned int, enum bfd_endian); 141 142 extern void print_decimal_chars (struct ui_file *, const gdb_byte *, 143 unsigned int, enum bfd_endian); 144 145 extern void print_hex_chars (struct ui_file *, const gdb_byte *, 146 unsigned int, enum bfd_endian); 147 148 extern void print_char_chars (struct ui_file *, struct type *, 149 const gdb_byte *, unsigned int, enum bfd_endian); 150 151 int read_string (CORE_ADDR addr, int len, int width, unsigned int fetchlimit, 152 enum bfd_endian byte_order, gdb_byte **buffer, 153 int *bytes_read); 154 155 extern void val_print_optimized_out (struct ui_file *stream); 156 157 extern void val_print_unavailable (struct ui_file *stream); 158 159 extern void val_print_invalid_address (struct ui_file *stream); 160 161 #endif 162