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annotate gcc/diagnostic-core.h @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 1830386684a0
children
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1 /* Declarations of core diagnostic functionality for code that does
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2 not need to deal with diagnostic contexts or diagnostic info
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3 structures.
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4 Copyright (C) 1998-2020 Free Software Foundation, Inc.
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5
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6 This file is part of GCC.
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7
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8 GCC is free software; you can redistribute it and/or modify it under
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9 the terms of the GNU General Public License as published by the Free
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10 Software Foundation; either version 3, or (at your option) any later
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11 version.
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12
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13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with GCC; see the file COPYING3. If not see
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20 <http://www.gnu.org/licenses/>. */
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21
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22 #ifndef GCC_DIAGNOSTIC_CORE_H
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23 #define GCC_DIAGNOSTIC_CORE_H
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24
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25 #include "bversion.h"
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26
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27 /* Constants used to discriminate diagnostics. */
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28 typedef enum
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29 {
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30 #define DEFINE_DIAGNOSTIC_KIND(K, msgid, C) K,
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31 #include "diagnostic.def"
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32 #undef DEFINE_DIAGNOSTIC_KIND
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33 DK_LAST_DIAGNOSTIC_KIND,
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34 /* This is used for tagging pragma pops in the diagnostic
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35 classification history chain. */
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36 DK_POP
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37 } diagnostic_t;
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38
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39 /* RAII-style class for grouping related diagnostics. */
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40
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41 class auto_diagnostic_group
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42 {
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43 public:
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44 auto_diagnostic_group ();
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45 ~auto_diagnostic_group ();
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46 };
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47
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48 /* Forward decl. */
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49 class diagnostic_metadata; /* See diagnostic-metadata.h. */
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50
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51 extern const char *progname;
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52
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53 extern const char *trim_filename (const char *);
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54
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55 /* If we haven't already defined a front-end-specific diagnostics
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56 style, use the generic one. */
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57 #ifndef GCC_DIAG_STYLE
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58 #define GCC_DIAG_STYLE __gcc_tdiag__
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59 #endif
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60 /* None of these functions are suitable for ATTRIBUTE_PRINTF, because
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61 each language front end can extend them with its own set of format
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62 specifiers. We must use custom format checks. */
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63 #if (CHECKING_P && GCC_VERSION >= 4001) || GCC_VERSION == BUILDING_GCC_VERSION
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64 #define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
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65 #else
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66 #define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m)
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67 #endif
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68 extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
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69 ATTRIBUTE_NORETURN;
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70 extern void internal_error_no_backtrace (const char *, ...)
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71 ATTRIBUTE_GCC_DIAG(1,2) ATTRIBUTE_NORETURN;
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72 /* Pass one of the OPT_W* from options.h as the first parameter. */
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73 extern bool warning (int, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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74 extern bool warning_n (location_t, int, unsigned HOST_WIDE_INT,
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75 const char *, const char *, ...)
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76 ATTRIBUTE_GCC_DIAG(4,6) ATTRIBUTE_GCC_DIAG(5,6);
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77 extern bool warning_n (rich_location *, int, unsigned HOST_WIDE_INT,
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78 const char *, const char *, ...)
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79 ATTRIBUTE_GCC_DIAG(4, 6) ATTRIBUTE_GCC_DIAG(5, 6);
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80 extern bool warning_at (location_t, int, const char *, ...)
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81 ATTRIBUTE_GCC_DIAG(3,4);
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82 extern bool warning_at (rich_location *, int, const char *, ...)
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83 ATTRIBUTE_GCC_DIAG(3,4);
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84 extern bool warning_meta (rich_location *,
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85 const diagnostic_metadata &, int,
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86 const char *, ...)
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87 ATTRIBUTE_GCC_DIAG(4,5);
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88 extern void error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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89 extern void error_n (location_t, unsigned HOST_WIDE_INT, const char *,
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90 const char *, ...)
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91 ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5);
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92 extern void error_at (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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93 extern void error_at (rich_location *, const char *, ...)
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94 ATTRIBUTE_GCC_DIAG(2,3);
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95 extern void fatal_error (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3)
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96 ATTRIBUTE_NORETURN;
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97 /* Pass one of the OPT_W* from options.h as the second parameter. */
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98 extern bool pedwarn (location_t, int, const char *, ...)
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99 ATTRIBUTE_GCC_DIAG(3,4);
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100 extern bool pedwarn (rich_location *, int, const char *, ...)
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101 ATTRIBUTE_GCC_DIAG(3,4);
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102 extern bool permerror (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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103 extern bool permerror (rich_location *, const char *,
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104 ...) ATTRIBUTE_GCC_DIAG(2,3);
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105 extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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106 extern void sorry_at (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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107 extern void inform (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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108 extern void inform (rich_location *, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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109 extern void inform_n (location_t, unsigned HOST_WIDE_INT, const char *,
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110 const char *, ...)
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111 ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5);
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112 extern void verbatim (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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113 extern bool emit_diagnostic (diagnostic_t, location_t, int,
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114 const char *, ...) ATTRIBUTE_GCC_DIAG(4,5);
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115 extern bool emit_diagnostic (diagnostic_t, rich_location *, int,
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116 const char *, ...) ATTRIBUTE_GCC_DIAG(4,5);
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117 extern bool emit_diagnostic_valist (diagnostic_t, location_t, int, const char *,
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118 va_list *) ATTRIBUTE_GCC_DIAG (4,0);
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119 extern bool seen_error (void);
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120
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121 #ifdef BUFSIZ
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122 /* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
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123 therefore it can have ATTRIBUTE_PRINTF. */
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124 extern void fnotice (FILE *, const char *, ...)
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125 ATTRIBUTE_PRINTF_2;
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126 #endif
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127
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128 #endif /* ! GCC_DIAGNOSTIC_CORE_H */