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annotate gcc/c-family/c-format.h @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents 561a7518be6b
children 84e7813d76e9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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1 /* Check calls to formatted I/O functions (-Wformat).
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2 Copyright (C) 1992-2017 Free Software Foundation, Inc.
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3
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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4 This file is part of GCC.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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5
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6 GCC is free software; you can redistribute it and/or modify it under
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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7 the terms of the GNU General Public License as published by the Free
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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8 Software Foundation; either version 3, or (at your option) any later
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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9 version.
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10
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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14 for more details.
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15
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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16 You should have received a copy of the GNU General Public License
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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17 along with GCC; see the file COPYING3. If not see
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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18 <http://www.gnu.org/licenses/>. */
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19
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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20 #ifndef GCC_C_FORMAT_H
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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21 #define GCC_C_FORMAT_H
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22
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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23 /* The meaningfully distinct length modifiers for format checking recognized
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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24 by GCC. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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25 enum format_lengths
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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26 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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27 FMT_LEN_none,
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28 FMT_LEN_hh,
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29 FMT_LEN_h,
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30 FMT_LEN_l,
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31 FMT_LEN_ll,
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32 FMT_LEN_L,
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33 FMT_LEN_z,
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34 FMT_LEN_t,
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35 FMT_LEN_j,
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36 FMT_LEN_H,
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37 FMT_LEN_D,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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38 FMT_LEN_DD,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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39 FMT_LEN_MAX
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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40 };
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41
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42
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43 /* The standard versions in which various format features appeared. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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44 enum format_std_version
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45 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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46 STD_C89,
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47 STD_C94,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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48 STD_C9L, /* C99, but treat as C89 if -Wno-long-long. */
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49 STD_C99,
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50 STD_EXT
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51 };
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52
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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53 /* Flags that may apply to a particular kind of format checked by GCC. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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54 enum
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55 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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56 /* This format converts arguments of types determined by the
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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57 format string. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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58 FMT_FLAG_ARG_CONVERT = 1,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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59 /* The scanf allocation 'a' kludge applies to this format kind. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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60 FMT_FLAG_SCANF_A_KLUDGE = 2,
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61 /* A % during parsing a specifier is allowed to be a modified % rather
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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62 that indicating the format is broken and we are out-of-sync. */
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63 FMT_FLAG_FANCY_PERCENT_OK = 4,
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64 /* With $ operand numbers, it is OK to reference the same argument more
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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65 than once. */
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66 FMT_FLAG_DOLLAR_MULTIPLE = 8,
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67 /* This format type uses $ operand numbers (strfmon doesn't). */
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68 FMT_FLAG_USE_DOLLAR = 16,
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69 /* Zero width is bad in this type of format (scanf). */
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70 FMT_FLAG_ZERO_WIDTH_BAD = 32,
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71 /* Empty precision specification is OK in this type of format (printf). */
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72 FMT_FLAG_EMPTY_PREC_OK = 64,
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73 /* Gaps are allowed in the arguments with $ operand numbers if all
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74 arguments are pointers (scanf). */
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75 FMT_FLAG_DOLLAR_GAP_POINTER_OK = 128,
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76 /* The format arg is an opaque object that will be parsed by an external
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77 facility. */
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78 FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL = 256
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79 /* Not included here: details of whether width or precision may occur
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80 (controlled by width_char and precision_char); details of whether
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81 '*' can be used for these (width_type and precision_type); details
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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82 of whether length modifiers can occur (length_char_specs). */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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83 };
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84
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85 /* Structure describing a length modifier supported in format checking, and
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86 possibly a doubled version such as "hh". */
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87 struct format_length_info
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88 {
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89 /* Name of the single-character length modifier. If prefixed by
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90 a zero character, it describes a multi character length
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91 modifier, like I64, I32, etc. */
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92 const char *name;
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93 /* Index into a format_char_info.types array. */
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94 enum format_lengths index;
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95 /* Standard version this length appears in. */
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96 enum format_std_version std;
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97 /* Same, if the modifier can be repeated, or NULL if it can't. */
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98 const char *double_name;
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99 enum format_lengths double_index;
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100 enum format_std_version double_std;
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101
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102 /* If this flag is set, just scalar width identity is checked, and
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103 not the type identity itself. */
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104 int scalar_identity_flag;
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105 };
68
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106
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107
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108 /* Structure describing the combination of a conversion specifier
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109 (or a set of specifiers which act identically) and a length modifier. */
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110 struct format_type_detail
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111 {
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112 /* The standard version this combination of length and type appeared in.
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113 This is only relevant if greater than those for length and type
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114 individually; otherwise it is ignored. */
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115 enum format_std_version std;
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116 /* The name to use for the type, if different from that generated internally
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117 (e.g., "signed size_t"). */
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118 const char *name;
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119 /* The type itself. */
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120 tree *type;
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121 };
68
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122
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123
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124 /* Macros to fill out tables of these. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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125 #define NOARGUMENTS { T89_V, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }
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126 #define BADLEN { STD_C89, NULL, NULL }
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127 #define NOLENGTHS { BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }
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128
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parents:
diff changeset
129
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parents:
diff changeset
130 /* Structure describing a format conversion specifier (or a set of specifiers
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
131 which act identically), and the length modifiers used with it. */
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132 struct format_char_info
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
133 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
134 const char *format_chars;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
135 int pointer_count;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
136 enum format_std_version std;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
137 /* Types accepted for each length modifier. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
138 format_type_detail types[FMT_LEN_MAX];
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
139 /* List of other modifier characters allowed with these specifiers.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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140 This lists flags, and additionally "w" for width, "p" for precision
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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141 (right precision, for strfmon), "#" for left precision (strfmon),
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
142 "a" for scanf "a" allocation extension (not applicable in C99 mode),
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
143 "*" for scanf suppression, and "E" and "O" for those strftime
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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144 modifiers. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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145 const char *flag_chars;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
146 /* List of additional flags describing these conversion specifiers.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
147 "c" for generic character pointers being allowed, "2" for strftime
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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148 two digit year formats, "3" for strftime formats giving two digit
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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149 years in some locales, "4" for "2" which becomes "3" with an "E" modifier,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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150 "o" if use of strftime "O" is a GNU extension beyond C99,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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151 "W" if the argument is a pointer which is dereferenced and written into,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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152 "R" if the argument is a pointer which is dereferenced and read from,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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153 "i" for printf integer formats where the '0' flag is ignored with
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154 precision, and "[" for the starting character of a scanf scanset,
kono
parents: 68
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155 "<" if the specifier introduces a quoted sequence (such as "%<"),
kono
parents: 68
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156 ">" if the specifier terminates a quoted sequence (such as "%>"),
kono
parents: 68
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157 "[" if the specifier introduces a color sequence (such as "%r"),
kono
parents: 68
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158 "]" if the specifier terminates a color sequence (such as "%R"),
kono
parents: 68
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159 "'" (single quote) if the specifier is expected to be quoted when
kono
parents: 68
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160 it appears outside a quoted sequence and unquoted otherwise (such
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161 as the GCC internal printf format directive "%T"), and
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parents: 68
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162 "\"" (double quote) if the specifier is not expected to appear in
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parents: 68
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163 a quoted sequence (such as the GCC internal format directive "%K". */
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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164 const char *flags2;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
165 /* If this format conversion character consumes more than one argument,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
166 CHAIN points to information about the next argument. For later
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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167 arguments, only POINTER_COUNT, TYPES, and the "c", "R", and "W" flags
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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168 in FLAGS2 are used. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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169 const struct format_char_info *chain;
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170 };
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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171
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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172
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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173 /* Structure describing a flag accepted by some kind of format. */
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174 struct format_flag_spec
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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175 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
176 /* The flag character in question (0 for end of array). */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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177 int flag_char;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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178 /* Zero if this entry describes the flag character in general, or a
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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179 nonzero character that may be found in flags2 if it describes the
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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180 flag when used with certain formats only. If the latter, only
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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181 the first such entry found that applies to the current conversion
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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182 specifier is used; the values of 'name' and 'long_name' it supplies
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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183 will be used, if non-NULL and the standard version is higher than
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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184 the unpredicated one, for any pedantic warning. For example, 'o'
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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185 for strftime formats (meaning 'O' is an extension over C99). */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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186 int predicate;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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187 /* Nonzero if the next character after this flag in the format should
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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188 be skipped ('=' in strfmon), zero otherwise. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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189 int skip_next_char;
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190 /* True if the flag introduces quoting (as in GCC's %qE). */
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191 bool quoting;
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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192 /* The name to use for this flag in diagnostic messages. For example,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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193 N_("'0' flag"), N_("field width"). */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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194 const char *name;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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195 /* Long name for this flag in diagnostic messages; currently only used for
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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196 "ISO C does not support ...". For example, N_("the 'I' printf flag"). */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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197 const char *long_name;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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198 /* The standard version in which it appeared. */
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199 enum format_std_version std;
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200 };
68
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parents:
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201
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202
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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203 /* Structure describing a combination of flags that is bad for some kind
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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204 of format. */
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205 struct format_flag_pair
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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206 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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207 /* The first flag character in question (0 for end of array). */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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208 int flag_char1;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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209 /* The second flag character. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
210 int flag_char2;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 /* Nonzero if the message should say that the first flag is ignored with
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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212 the second, zero if the combination should simply be objected to. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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213 int ignored;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
214 /* Zero if this entry applies whenever this flag combination occurs,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
215 a nonzero character from flags2 if it only applies in some
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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216 circumstances (e.g. 'i' for printf formats ignoring 0 with precision). */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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217 int predicate;
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218 };
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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219
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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220
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
221 /* Structure describing a particular kind of format processed by GCC. */
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222 struct format_kind_info
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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223 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
224 /* The name of this kind of format, for use in diagnostics. Also
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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225 the name of the attribute (without preceding and following __). */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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226 const char *name;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
227 /* Specifications of the length modifiers accepted; possibly NULL. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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228 const format_length_info *length_char_specs;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
229 /* Details of the conversion specification characters accepted. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
230 const format_char_info *conversion_specs;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
231 /* String listing the flag characters that are accepted. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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232 const char *flag_chars;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
233 /* String listing modifier characters (strftime) accepted. May be NULL. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 const char *modifier_chars;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
235 /* Details of the flag characters, including pseudo-flags. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
236 const format_flag_spec *flag_specs;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
237 /* Details of bad combinations of flags. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 const format_flag_pair *bad_flag_pairs;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 /* Flags applicable to this kind of format. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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240 int flags;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
241 /* Flag character to treat a width as, or 0 if width not used. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
242 int width_char;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 /* Flag character to treat a left precision (strfmon) as,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 or 0 if left precision not used. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
245 int left_precision_char;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
246 /* Flag character to treat a precision (for strfmon, right precision) as,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
247 or 0 if precision not used. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
248 int precision_char;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
249 /* If a flag character has the effect of suppressing the conversion of
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
250 an argument ('*' in scanf), that flag character, otherwise 0. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
251 int suppression_char;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
252 /* Flag character to treat a length modifier as (ignored if length
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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253 modifiers not used). Need not be placed in flag_chars for conversion
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
254 specifiers, but is used to check for bad combinations such as length
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
255 modifier with assignment suppression in scanf. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
256 int length_code_char;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
257 /* Assignment-allocation flag character ('m' in scanf), otherwise 0. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
258 int alloc_char;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
259 /* Pointer to type of argument expected if '*' is used for a width,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
260 or NULL if '*' not used for widths. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
261 tree *width_type;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 /* Pointer to type of argument expected if '*' is used for a precision,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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263 or NULL if '*' not used for precisions. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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264 tree *precision_type;
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265 };
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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266
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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267 #define T_I &integer_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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268 #define T89_I { STD_C89, NULL, T_I }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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269 #define T_L &long_integer_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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270 #define T89_L { STD_C89, NULL, T_L }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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271 #define T_LL &long_long_integer_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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272 #define T9L_LL { STD_C9L, NULL, T_LL }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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273 #define TEX_LL { STD_EXT, NULL, T_LL }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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274 #define T_S &short_integer_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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275 #define T89_S { STD_C89, NULL, T_S }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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276 #define T_UI &unsigned_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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277 #define T89_UI { STD_C89, NULL, T_UI }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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278 #define T_UL &long_unsigned_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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279 #define T89_UL { STD_C89, NULL, T_UL }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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280 #define T_ULL &long_long_unsigned_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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281 #define T9L_ULL { STD_C9L, NULL, T_ULL }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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282 #define TEX_ULL { STD_EXT, NULL, T_ULL }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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283 #define T_US &short_unsigned_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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284 #define T89_US { STD_C89, NULL, T_US }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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285 #define T_F &float_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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286 #define T89_F { STD_C89, NULL, T_F }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
287 #define T99_F { STD_C99, NULL, T_F }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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288 #define T_D &double_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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289 #define T89_D { STD_C89, NULL, T_D }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
290 #define T99_D { STD_C99, NULL, T_D }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
291 #define T_LD &long_double_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
292 #define T89_LD { STD_C89, NULL, T_LD }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
293 #define T99_LD { STD_C99, NULL, T_LD }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
294 #define T_C &char_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
295 #define T89_C { STD_C89, NULL, T_C }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
296 #define T_SC &signed_char_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
297 #define T99_SC { STD_C99, NULL, T_SC }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
298 #define T_UC &unsigned_char_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
299 #define T99_UC { STD_C99, NULL, T_UC }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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300 #define T_V &void_type_node
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301 #define T89_G { STD_C89, NULL, &local_gcall_ptr_node }
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302 #define T89_T { STD_C89, NULL, &local_tree_type_node }
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
303 #define T89_V { STD_C89, NULL, T_V }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
304 #define T_W &wchar_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
305 #define T94_W { STD_C94, "wchar_t", T_W }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
306 #define TEX_W { STD_EXT, "wchar_t", T_W }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
307 #define T_WI &wint_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
308 #define T94_WI { STD_C94, "wint_t", T_WI }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
309 #define TEX_WI { STD_EXT, "wint_t", T_WI }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
310 #define T_ST &size_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
311 #define T99_ST { STD_C99, "size_t", T_ST }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
312 #define T_SST &signed_size_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
313 #define T99_SST { STD_C99, "signed size_t", T_SST }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
314 #define T_PD &ptrdiff_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
315 #define T99_PD { STD_C99, "ptrdiff_t", T_PD }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
316 #define T_UPD &unsigned_ptrdiff_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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317 #define T99_UPD { STD_C99, "unsigned ptrdiff_t", T_UPD }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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318 #define T_IM &intmax_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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319 #define T99_IM { STD_C99, "intmax_t", T_IM }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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320 #define T_UIM &uintmax_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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321 #define T99_UIM { STD_C99, "uintmax_t", T_UIM }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
322 #define T_D32 &dfloat32_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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323 #define TEX_D32 { STD_EXT, "_Decimal32", T_D32 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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324 #define T_D64 &dfloat64_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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325 #define TEX_D64 { STD_EXT, "_Decimal64", T_D64 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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326 #define T_D128 &dfloat128_type_node
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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327 #define TEX_D128 { STD_EXT, "_Decimal128", T_D128 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
328
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
329 /* Structure describing how format attributes such as "printf" are
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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330 interpreted as "gnu_printf" or "ms_printf" on a particular system.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
331 TARGET_OVERRIDES_FORMAT_ATTRIBUTES is used to specify target-specific
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
332 defaults. */
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333 struct target_ovr_attr
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
334 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
335 /* The name of the to be copied format attribute. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
336 const char *named_attr_src;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
337 /* The name of the to be overridden format attribute. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
338 const char *named_attr_dst;
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parents: 68
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339 };
68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
340
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
341 #endif /* GCC_C_FORMAT_H */