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350248dae5
The standard library has grown significantly, and we need a new
directory structure that clearly reflects the role of the APIs, and
allows future growth.
See stdlib/{public,internal,private}/README.txt for more information.
Swift SVN r25876
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
//===--- InterceptTraps.cpp -----------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#include <stdio.h>
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#include <signal.h>
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#include <string.h>
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#include <unistd.h>
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static void CrashCatcher(int Sig) {
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const char *Msg;
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switch (Sig) {
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case SIGILL: Msg = "CRASHED: SIGILL\n"; break;
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case SIGTRAP: Msg = "CRASHED: SIGTRAP\n"; break;
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case SIGABRT: Msg = "CRASHED: SIGABRT\n"; break;
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case SIGFPE: Msg = "CRASHED: SIGFPE\n"; break;
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case SIGBUS: Msg = "CRASHED: SIGBUS\n"; break;
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case SIGSEGV: Msg = "CRASHED: SIGSEGV\n"; break;
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case SIGSYS: Msg = "CRASHED: SIGSYS\n"; break;
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default: Msg = "CRASHED: SIG????\n"; break;
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}
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write(STDERR_FILENO, Msg, strlen(Msg));
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_exit(0);
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}
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extern "C" void swift_stdlib_installTrapInterceptor() {
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// Disable buffering on stdout so that everything is printed before crashing.
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setbuf(stdout, 0);
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signal(SIGILL, CrashCatcher);
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signal(SIGTRAP, CrashCatcher);
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signal(SIGABRT, CrashCatcher);
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signal(SIGFPE, CrashCatcher);
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signal(SIGBUS, CrashCatcher);
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signal(SIGSEGV, CrashCatcher);
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signal(SIGSYS, CrashCatcher);
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}
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