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92b3138b83
Updated dependencies: * GMP 6.2.1 * ISL 0.24 * MPL 1.2.1 * MPFR 4.1.0 The dependencies were pulled in by running the ./contrib/download_prerequisites script and then manually removing the symbolic links and archives, and renaming the directories (i.e mv isl-0.24 to isl)
142 lines
3.3 KiB
D
142 lines
3.3 KiB
D
// Written in the D programming language.
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/**
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* Interface to C++ <exception>
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*
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* Copyright: Copyright (c) 2016 D Language Foundation
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* License: $(HTTP boost.org/LICENSE_1_0.txt, Boost License 1.0).
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* Authors: $(HTTP digitalmars.com, Walter Bright)
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* Manu Evans
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* Source: $(DRUNTIMESRC core/stdcpp/_exception.d)
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*/
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module core.stdcpp.exception;
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import core.stdcpp.xutility : __cplusplus, CppStdRevision;
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import core.attribute : weak;
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version (CppRuntime_Gcc)
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version = GenericBaseException;
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version (CppRuntime_Clang)
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version = GenericBaseException;
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version (CppRuntime_Sun)
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version = GenericBaseException;
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extern (C++, "std"):
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@nogc:
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///
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alias terminate_handler = void function() nothrow;
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///
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terminate_handler set_terminate(terminate_handler f) nothrow;
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///
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terminate_handler get_terminate() nothrow;
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///
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void terminate() nothrow;
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static if (__cplusplus < CppStdRevision.cpp17)
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{
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///
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alias unexpected_handler = void function();
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///
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deprecated unexpected_handler set_unexpected(unexpected_handler f) nothrow;
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///
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deprecated unexpected_handler get_unexpected() nothrow;
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///
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deprecated void unexpected();
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}
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static if (__cplusplus < CppStdRevision.cpp17)
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{
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///
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bool uncaught_exception() nothrow;
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}
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else static if (__cplusplus == CppStdRevision.cpp17)
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{
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///
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deprecated bool uncaught_exception() nothrow;
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}
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static if (__cplusplus >= CppStdRevision.cpp17)
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{
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///
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int uncaught_exceptions() nothrow;
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}
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version (GenericBaseException)
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{
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///
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class exception
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{
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@nogc:
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///
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extern(D) this() nothrow {}
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///
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@weak ~this() nothrow {} // HACK: this should extern, but then we have link errors!
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///
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@weak const(char)* what() const nothrow { return "unknown"; } // HACK: this should extern, but then we have link errors!
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protected:
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extern(D) this(const(char)*, int = 1) nothrow { this(); } // compat with MS derived classes
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}
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}
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else version (CppRuntime_DigitalMars)
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{
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///
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class exception
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{
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@nogc:
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///
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extern(D) this() nothrow {}
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//virtual ~this();
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void dtor() { } // reserve slot in vtbl[]
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///
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const(char)* what() const nothrow;
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protected:
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this(const(char)*, int = 1) nothrow { this(); } // compat with MS derived classes
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}
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}
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else version (CppRuntime_Microsoft)
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{
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///
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class exception
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{
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@nogc:
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///
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extern(D) this(const(char)* message = "unknown", int = 1) nothrow { msg = message; }
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///
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@weak ~this() nothrow {}
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///
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@weak const(char)* what() const nothrow { return msg != null ? msg : "unknown exception"; }
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// TODO: do we want this? exceptions are classes... ref types.
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// final ref exception opAssign(ref const(exception) e) nothrow { msg = e.msg; return this; }
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protected:
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@weak void _Doraise() const { assert(0); }
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protected:
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const(char)* msg;
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}
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}
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else
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static assert(0, "Missing std::exception binding for this platform");
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///
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class bad_exception : exception
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{
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@nogc:
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///
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extern(D) this(const(char)* message = "bad exception") nothrow { super(message); }
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version (GenericBaseException)
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{
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///
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@weak override const(char)* what() const nothrow { return "bad exception"; }
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}
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}
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