Mercurial > hg > CbC > CbC_gcc
annotate gcc/diagnostic.h @ 63:b7f97abdc517 gcc-4.6-20100522
update gcc from gcc-4.5.0 to gcc-4.6
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 24 May 2010 12:47:05 +0900 |
| parents | 77e2b8dfacca |
| children | f6334be47118 |
| rev | line source |
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| 0 | 1 /* Various declarations for language-independent diagnostics subroutines. |
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2 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
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3 2010, Free Software Foundation, Inc. |
| 0 | 4 Contributed by Gabriel Dos Reis <gdr@codesourcery.com> |
| 5 | |
| 6 This file is part of GCC. | |
| 7 | |
| 8 GCC is free software; you can redistribute it and/or modify it under | |
| 9 the terms of the GNU General Public License as published by the Free | |
| 10 Software Foundation; either version 3, or (at your option) any later | |
| 11 version. | |
| 12 | |
| 13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 19 along with GCC; see the file COPYING3. If not see | |
| 20 <http://www.gnu.org/licenses/>. */ | |
| 21 | |
| 22 #ifndef GCC_DIAGNOSTIC_H | |
| 23 #define GCC_DIAGNOSTIC_H | |
| 24 | |
| 25 #include "pretty-print.h" | |
| 26 #include "options.h" | |
| 27 | |
| 28 /* Constants used to discriminate diagnostics. */ | |
| 29 typedef enum | |
| 30 { | |
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31 #define DEFINE_DIAGNOSTIC_KIND(K, msgid) K, |
| 0 | 32 #include "diagnostic.def" |
| 33 #undef DEFINE_DIAGNOSTIC_KIND | |
| 34 DK_LAST_DIAGNOSTIC_KIND | |
| 35 } diagnostic_t; | |
| 36 | |
| 37 /* A diagnostic is described by the MESSAGE to send, the FILE and LINE of | |
| 38 its context and its KIND (ice, error, warning, note, ...) See complete | |
| 39 list in diagnostic.def. */ | |
| 40 typedef struct diagnostic_info | |
| 41 { | |
| 42 text_info message; | |
| 43 location_t location; | |
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44 unsigned int override_column; |
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45 /* Auxiliary data for client. */ |
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46 void *x_data; |
| 0 | 47 /* The kind of diagnostic it is about. */ |
| 48 diagnostic_t kind; | |
| 49 /* Which OPT_* directly controls this diagnostic. */ | |
| 50 int option_index; | |
| 51 } diagnostic_info; | |
| 52 | |
| 53 /* Forward declarations. */ | |
| 54 typedef struct diagnostic_context diagnostic_context; | |
| 55 typedef void (*diagnostic_starter_fn) (diagnostic_context *, | |
| 56 diagnostic_info *); | |
| 57 typedef diagnostic_starter_fn diagnostic_finalizer_fn; | |
| 58 | |
| 59 /* This data structure bundles altogether any information relevant to | |
| 60 the context of a diagnostic message. */ | |
| 61 struct diagnostic_context | |
| 62 { | |
| 63 /* Where most of the diagnostic formatting work is done. */ | |
| 64 pretty_printer *printer; | |
| 65 | |
| 66 /* The number of times we have issued diagnostics. */ | |
| 67 int diagnostic_count[DK_LAST_DIAGNOSTIC_KIND]; | |
| 68 | |
| 69 /* True if we should display the "warnings are being tread as error" | |
| 70 message, usually displayed once per compiler run. */ | |
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71 bool some_warnings_are_errors; |
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72 |
| 0 | 73 /* True if it has been requested that warnings be treated as errors. */ |
| 74 bool warning_as_error_requested; | |
| 75 | |
| 76 /* For each option index that can be passed to warning() et all | |
| 77 (OPT_* from options.h), this array may contain a new kind that | |
| 78 the diagnostic should be changed to before reporting, or | |
| 79 DK_UNSPECIFIED to leave it as the reported kind, or DK_IGNORED to | |
| 80 not report it at all. N_OPTS is from <options.h>. */ | |
| 81 diagnostic_t classify_diagnostic[N_OPTS]; | |
| 82 | |
| 83 /* True if we should print the command line option which controls | |
| 84 each diagnostic, if known. */ | |
| 85 bool show_option_requested; | |
| 86 | |
| 87 /* True if we should raise a SIGABRT on errors. */ | |
| 88 bool abort_on_error; | |
| 89 | |
| 90 /* This function is called before any message is printed out. It is | |
| 91 responsible for preparing message prefix and such. For example, it | |
| 92 might say: | |
| 93 In file included from "/usr/local/include/curses.h:5: | |
| 94 from "/home/gdr/src/nifty_printer.h:56: | |
| 95 ... | |
| 96 */ | |
| 97 diagnostic_starter_fn begin_diagnostic; | |
| 98 | |
| 99 /* This function is called after the diagnostic message is printed. */ | |
| 100 diagnostic_finalizer_fn end_diagnostic; | |
| 101 | |
| 102 /* Client hook to report an internal error. */ | |
| 103 void (*internal_error) (const char *, va_list *); | |
| 104 | |
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105 /* Auxiliary data for client. */ |
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106 void *x_data; |
| 0 | 107 |
| 108 /* Used to detect when the input file stack has changed since last | |
| 109 described. */ | |
| 110 const struct line_map *last_module; | |
| 111 | |
| 112 int lock; | |
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113 |
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114 bool inhibit_notes_p; |
| 0 | 115 }; |
| 116 | |
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117 static inline void |
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118 diagnostic_inhibit_notes (diagnostic_context * context) |
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119 { |
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120 context->inhibit_notes_p = true; |
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121 } |
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122 |
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123 |
| 0 | 124 /* Client supplied function to announce a diagnostic. */ |
| 125 #define diagnostic_starter(DC) (DC)->begin_diagnostic | |
| 126 | |
| 127 /* Client supplied function called after a diagnostic message is | |
| 128 displayed. */ | |
| 129 #define diagnostic_finalizer(DC) (DC)->end_diagnostic | |
| 130 | |
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131 /* Extension hooks for client. */ |
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132 #define diagnostic_context_auxiliary_data(DC) (DC)->x_data |
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133 #define diagnostic_info_auxiliary_data(DI) (DI)->x_data |
| 0 | 134 |
| 135 /* Same as pp_format_decoder. Works on 'diagnostic_context *'. */ | |
| 136 #define diagnostic_format_decoder(DC) ((DC)->printer->format_decoder) | |
| 137 | |
| 138 /* Same as output_prefixing_rule. Works on 'diagnostic_context *'. */ | |
| 139 #define diagnostic_prefixing_rule(DC) ((DC)->printer->wrapping.rule) | |
| 140 | |
| 141 /* Maximum characters per line in automatic line wrapping mode. | |
| 142 Zero means don't wrap lines. */ | |
| 143 #define diagnostic_line_cutoff(DC) ((DC)->printer->wrapping.line_cutoff) | |
| 144 | |
| 145 #define diagnostic_flush_buffer(DC) pp_base_flush ((DC)->printer) | |
| 146 | |
| 147 /* True if the last module or file in which a diagnostic was reported is | |
| 148 different from the current one. */ | |
| 149 #define diagnostic_last_module_changed(DC, MAP) \ | |
| 150 ((DC)->last_module != MAP) | |
| 151 | |
| 152 /* Remember the current module or file as being the last one in which we | |
| 153 report a diagnostic. */ | |
| 154 #define diagnostic_set_last_module(DC, MAP) \ | |
| 155 (DC)->last_module = MAP | |
| 156 | |
| 157 /* Raise SIGABRT on any diagnostic of severity DK_ERROR or higher. */ | |
| 158 #define diagnostic_abort_on_error(DC) \ | |
| 159 (DC)->abort_on_error = true | |
| 160 | |
| 161 /* This diagnostic_context is used by front-ends that directly output | |
| 162 diagnostic messages without going through `error', `warning', | |
| 163 and similar functions. */ | |
| 164 extern diagnostic_context *global_dc; | |
| 165 | |
| 166 /* The total count of a KIND of diagnostics emitted so far. */ | |
| 167 #define diagnostic_kind_count(DC, DK) (DC)->diagnostic_count[(int) (DK)] | |
| 168 | |
| 169 /* The number of errors that have been issued so far. Ideally, these | |
| 170 would take a diagnostic_context as an argument. */ | |
| 171 #define errorcount diagnostic_kind_count (global_dc, DK_ERROR) | |
| 172 /* Similarly, but for warnings. */ | |
| 173 #define warningcount diagnostic_kind_count (global_dc, DK_WARNING) | |
| 174 /* Similarly, but for sorrys. */ | |
| 175 #define sorrycount diagnostic_kind_count (global_dc, DK_SORRY) | |
| 176 | |
| 177 /* Returns nonzero if warnings should be emitted. */ | |
| 178 #define diagnostic_report_warnings_p(LOC) \ | |
| 179 (!inhibit_warnings \ | |
| 180 && !(in_system_header_at (LOC) && !warn_system_headers)) | |
| 181 | |
| 182 #define report_diagnostic(D) diagnostic_report_diagnostic (global_dc, D) | |
| 183 | |
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184 /* Override the column number to be used for reporting a |
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185 diagnostic. */ |
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186 #define diagnostic_override_column(DI, COL) (DI)->override_column = (COL) |
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187 |
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188 /* Override the option index to be used for reporting a |
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189 diagnostic. */ |
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190 #define diagnostic_override_option_index(DI, OPTIDX) \ |
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191 ((DI)->option_index = (OPTIDX)) |
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192 |
| 0 | 193 /* Diagnostic related functions. */ |
| 194 extern void diagnostic_initialize (diagnostic_context *); | |
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195 extern void diagnostic_finish (diagnostic_context *); |
| 0 | 196 extern void diagnostic_report_current_module (diagnostic_context *); |
| 197 | |
| 198 /* Force diagnostics controlled by OPTIDX to be kind KIND. */ | |
| 199 extern diagnostic_t diagnostic_classify_diagnostic (diagnostic_context *, | |
| 200 int /* optidx */, | |
| 201 diagnostic_t /* kind */); | |
| 202 extern bool diagnostic_report_diagnostic (diagnostic_context *, | |
| 203 diagnostic_info *); | |
| 204 #ifdef ATTRIBUTE_GCC_DIAG | |
| 205 extern void diagnostic_set_info (diagnostic_info *, const char *, va_list *, | |
| 206 location_t, diagnostic_t) ATTRIBUTE_GCC_DIAG(2,0); | |
| 207 extern void diagnostic_set_info_translated (diagnostic_info *, const char *, | |
| 208 va_list *, location_t, | |
| 209 diagnostic_t) | |
| 210 ATTRIBUTE_GCC_DIAG(2,0); | |
| 211 extern bool emit_diagnostic (diagnostic_t, location_t, int, | |
| 212 const char *, ...) ATTRIBUTE_GCC_DIAG(4,5); | |
| 213 #endif | |
| 214 extern char *diagnostic_build_prefix (diagnostic_info *); | |
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215 void default_diagnostic_starter (diagnostic_context *, diagnostic_info *); |
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216 void default_diagnostic_finalizer (diagnostic_context *, diagnostic_info *); |
| 0 | 217 |
| 218 /* Pure text formatting support functions. */ | |
| 219 extern char *file_name_as_prefix (const char *); | |
| 220 | |
| 221 #endif /* ! GCC_DIAGNOSTIC_H */ |