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https://github.com/GothenburgBitFactory/taskwarrior.git
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c95dc9d149
This replicates what the Rust runtime does, and matches what Rust code expects, for example when writing to a socket which is no longer connected to the remote end.
87 lines
2.9 KiB
C++
87 lines
2.9 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright 2006 - 2021, Tomas Babej, Paul Beckingham, Federico Hernandez.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// https://www.opensource.org/licenses/mit-license.php
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//
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////////////////////////////////////////////////////////////////////////////////
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#include <cmake.h>
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// cmake.h include header must come first
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#include <Context.h>
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#include <rust/cxx.h>
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#include <signal.h>
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#include <cstring>
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#include <iostream>
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#include <new>
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#include <regex>
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////////////////////////////////////////////////////////////////////////////////
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int main(int argc, const char** argv) {
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int status{0};
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// Ignore SIGPIPE from writes to network sockets after the remote end has hung
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// up. Rust code expects this, and the Rust runtime ignores this signal at startup.
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signal(SIGPIPE, SIG_IGN);
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Context globalContext;
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Context::setContext(&globalContext);
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// Lightweight version checking that doesn't require initialization or any I/O.
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if (argc == 2 && !strcmp(argv[1], "--version")) {
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std::cout << VERSION << "\n";
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} else {
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try {
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status = Context::getContext().initialize(argc, argv);
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if (status == 0) status = Context::getContext().run();
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}
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catch (const std::string& error) {
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std::cerr << error << "\n";
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status = -1;
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}
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catch (rust::Error& err) {
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std::cerr << err.what() << "\n";
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status = -1;
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}
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catch (std::bad_alloc& error) {
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std::cerr << "Error: Memory allocation failed: " << error.what() << "\n";
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status = -3;
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}
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catch (const std::regex_error& e) {
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std::cout << "regex_error caught: " << e.what() << '\n';
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}
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catch (...) {
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std::cerr << "Unknown error. Please report.\n";
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status = -2;
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}
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}
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return status;
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}
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////////////////////////////////////////////////////////////////////////////////
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