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--- Libc/Libc-1725.40.4/stdlib/FreeBSD/abort.c
+++ /dev/null
@@ -1,193 +0,0 @@
-/*
- * Copyright (c) 1985, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wstrict-prototypes"
-
-#if defined(LIBC_SCCS) && !defined(lint)
-static char sccsid[] = "@(#)abort.c 8.1 (Berkeley) 6/4/93";
-#endif /* LIBC_SCCS and not lint */
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/stdlib/abort.c,v 1.11 2007/01/09 00:28:09 imp Exp $");
-
-#include "namespace.h"
-#include <signal.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <unistd.h>
-#include <pthread.h>
-#include <pthread_workqueue.h>
-#include "un-namespace.h"
-
-#include "libc_private.h"
-#include "stdio/FreeBSD/local.h" // for __cleanup
-
-#if __has_include(<CrashReporterClient.h>)
-#include <CrashReporterClient.h>
-#else
-#define CRGetCrashLogMessage() NULL
-#define CRSetCrashLogMessage(...)
-#endif
-#include "_simple.h"
-
-extern void __abort(void) __cold __dead2;
-
-#define TIMEOUT 10000 /* 10 milliseconds */
-
-void
-abort()
-{
- struct sigaction act;
-
- if (!CRGetCrashLogMessage())
- CRSetCrashLogMessage("abort() called");
-
- /*
- * Fetch pthread_self() now, before we start masking signals.
- * pthread_self will abort or crash if the pthread's signature
- * appears corrupt. aborting inside abort is painful, so let's get
- * that out of the way before we go any further.
- */
- pthread_t self = pthread_self();
-
- /*
- * POSIX requires we flush stdio buffers on abort.
- * XXX ISO C requires that abort() be async-signal-safe.
- */
- if (__cleanup)
-#ifdef __APPLE__
- _cleanup();
-#else
- (*__cleanup)();
-#endif // __APPLE__
-
- sigfillset(&act.sa_mask);
- /*
- * Don't block SIGABRT to give any handler a chance; we ignore
- * any errors -- ISO C doesn't allow abort to return anyway.
- */
- sigdelset(&act.sa_mask, SIGABRT);
-
- /*
- * Don't block SIGSEGV since we might trigger a segfault if the pthread
- * struct is corrupt. The end user behavior is that the program will
- * terminate with a SIGSEGV instead of a SIGABRT which is acceptable. If
- * the user registers a SIGSEGV handler, then they are responsible for
- * dealing with any corruption themselves and abort may not work.
- * rdar://48853131
- */
- sigdelset(&act.sa_mask, SIGSEGV);
- sigdelset(&act.sa_mask, SIGBUS);
-
- /* <rdar://problem/7397932> abort() should call pthread_kill to deliver a signal to the aborting thread
- * This helps gdb focus on the thread calling abort()
- */
-
- /* Block all signals on all other threads */
- sigset_t fullmask;
- sigfillset(&fullmask);
- (void)_sigprocmask(SIG_SETMASK, &fullmask, NULL);
-
- /* <rdar://problem/8400096> Set the workqueue killable */
- __pthread_workqueue_setkill(1);
-
- (void)pthread_sigmask(SIG_SETMASK, &act.sa_mask, NULL);
- (void)pthread_kill(self, SIGABRT);
-
- usleep(TIMEOUT); /* give time for signal to happen */
-
- /*
- * If SIGABRT was ignored, or caught and the handler returns, do
- * it again, only harder.
- */
- __abort();
-}
-
-__private_extern__ void
-__abort()
-{
- struct sigaction act;
-
- if (!CRGetCrashLogMessage())
- CRSetCrashLogMessage("__abort() called");
-
- /* Fetch pthread_self() before masking signals - see above. */
- pthread_t self = pthread_self();
-
- act.sa_handler = SIG_DFL;
- act.sa_flags = 0;
- sigfillset(&act.sa_mask);
- (void)_sigaction(SIGABRT, &act, NULL);
- sigdelset(&act.sa_mask, SIGABRT);
-
- /* <rdar://problem/7397932> abort() should call pthread_kill to deliver a signal to the aborting thread
- * This helps gdb focus on the thread calling abort()
- */
-
- /* Block all signals on all other threads */
- sigset_t fullmask;
- sigfillset(&fullmask);
- (void)_sigprocmask(SIG_SETMASK, &fullmask, NULL);
-
- /* <rdar://problem/8400096> Set the workqueue killable */
- __pthread_workqueue_setkill(1);
-
- (void)pthread_sigmask(SIG_SETMASK, &act.sa_mask, NULL);
- (void)pthread_kill(self, SIGABRT);
-
- usleep(TIMEOUT); /* give time for signal to happen */
-
- /* If for some reason SIGABRT was not delivered, we exit using __builtin_trap
- * which generates an illegal instruction on i386: <rdar://problem/8400958>
- * and SIGTRAP on arm.
- */
- sigfillset(&act.sa_mask);
- sigdelset(&act.sa_mask, SIGILL);
- sigdelset(&act.sa_mask, SIGTRAP);
- (void)_sigprocmask(SIG_SETMASK, &act.sa_mask, NULL);
- __builtin_trap();
-}
-
-void
-abort_report_np(const char *fmt, ...)
-{
- _SIMPLE_STRING s;
- va_list ap;
-
- if ((s = _simple_salloc()) != NULL) {
- va_start(ap, fmt);
- _simple_vsprintf(s, fmt, ap);
- va_end(ap);
- CRSetCrashLogMessage(_simple_string(s));
- } else
- CRSetCrashLogMessage(fmt); /* the format string is better than nothing */
- abort();
-}
-#pragma clang diagnostic pop