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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
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2 * vim: sw=4 ts=4 et : |
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3 */ |
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4 /* This Source Code Form is subject to the terms of the Mozilla Public |
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5 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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7 |
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8 #ifndef mozilla_throw_gcc_h |
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9 #define mozilla_throw_gcc_h |
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10 |
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11 #include "mozilla/Attributes.h" |
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12 |
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13 #include <stdio.h> // snprintf |
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14 #include <string.h> // strerror |
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15 |
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16 // For gcc, we define these inline to abort so that we're absolutely |
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17 // certain that (i) no exceptions are thrown from Gecko; (ii) these |
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18 // errors are always terminal and caught by breakpad. |
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19 |
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20 #include "mozilla/mozalloc_abort.h" |
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21 |
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22 namespace std { |
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23 |
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24 // NB: user code is not supposed to touch the std:: namespace. We're |
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25 // doing this after careful review because we want to define our own |
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26 // exception throwing semantics. Don't try this at home! |
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27 |
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28 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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29 __throw_bad_exception(void) |
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30 { |
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31 mozalloc_abort("fatal: STL threw bad_exception"); |
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32 } |
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33 |
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34 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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35 __throw_bad_alloc(void) |
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36 { |
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37 mozalloc_abort("fatal: STL threw bad_alloc"); |
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38 } |
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39 |
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40 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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41 __throw_bad_cast(void) |
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42 { |
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43 mozalloc_abort("fatal: STL threw bad_cast"); |
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44 } |
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45 |
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46 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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47 __throw_bad_typeid(void) |
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48 { |
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49 mozalloc_abort("fatal: STL threw bad_typeid"); |
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50 } |
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51 |
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52 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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53 __throw_logic_error(const char* msg) |
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54 { |
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55 mozalloc_abort(msg); |
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56 } |
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57 |
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58 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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59 __throw_domain_error(const char* msg) |
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60 { |
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61 mozalloc_abort(msg); |
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62 } |
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63 |
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64 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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65 __throw_invalid_argument(const char* msg) |
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66 { |
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67 mozalloc_abort(msg); |
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68 } |
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69 |
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70 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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71 __throw_length_error(const char* msg) |
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72 { |
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73 mozalloc_abort(msg); |
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74 } |
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75 |
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76 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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77 __throw_out_of_range(const char* msg) |
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78 { |
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79 mozalloc_abort(msg); |
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80 } |
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81 |
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82 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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83 __throw_runtime_error(const char* msg) |
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84 { |
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85 mozalloc_abort(msg); |
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86 } |
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87 |
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88 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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89 __throw_range_error(const char* msg) |
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90 { |
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91 mozalloc_abort(msg); |
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92 } |
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93 |
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94 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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95 __throw_overflow_error(const char* msg) |
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96 { |
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97 mozalloc_abort(msg); |
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98 } |
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99 |
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100 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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101 __throw_underflow_error(const char* msg) |
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102 { |
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103 mozalloc_abort(msg); |
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104 } |
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105 |
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106 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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107 __throw_ios_failure(const char* msg) |
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108 { |
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109 mozalloc_abort(msg); |
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110 } |
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111 |
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112 MOZ_NORETURN MOZ_ALWAYS_INLINE void |
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113 __throw_system_error(int err) |
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114 { |
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115 char error[128]; |
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116 snprintf(error, sizeof(error)-1, |
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117 "fatal: STL threw system_error: %s (%d)", strerror(err), err); |
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118 mozalloc_abort(error); |
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119 } |
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120 |
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121 } // namespace std |
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122 |
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123 #endif // mozilla_throw_gcc_h |