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stdlib/FreeBSD/abort.c Libc-825.24 Libc-763.11
--- Libc/Libc-825.24/stdlib/FreeBSD/abort.c
+++ Libc/Libc-763.11/stdlib/FreeBSD/abort.c
@@ -35,7 +35,6 @@
 
 #include "namespace.h"
 #include <signal.h>
-#include <stdarg.h>
 #include <stdlib.h>
 #include <stddef.h>
 #include <unistd.h>
@@ -44,21 +43,10 @@
 
 #include "libc_private.h"
 
-#include "CrashReporterClient.h"
-#include "_simple.h"
-
-extern void (*__cleanup)();
-extern void __abort(void) __dead2;
-
-#define TIMEOUT	10000	/* 10 milliseconds */
-
 void
 abort()
 {
 	struct sigaction act;
-
-	if (!CRGetCrashLogMessage())
-		CRSetCrashLogMessage("abort() called");
 
 	/*
 	 * POSIX requires we flush stdio buffers on abort.
@@ -73,90 +61,19 @@
 	 * any errors -- ISO C doesn't allow abort to return anyway.
 	 */
 	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()
-	 */
-	if (__is_threaded) {
-	    /* 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(pthread_self(), SIGABRT);
-	} else {
-	    (void)_sigprocmask(SIG_SETMASK, &act.sa_mask, NULL);
-	    (void)kill(getpid(), SIGABRT);
-	}
-	usleep(TIMEOUT); /* give time for signal to happen */
+	(void)_sigprocmask(SIG_SETMASK, &act.sa_mask, NULL);
+	(void)raise(SIGABRT);
 
 	/*
 	 * 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");
 	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()
-	 */
-	if (__is_threaded) {
-	    /* 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(pthread_self(), SIGABRT);
-	} else {
-	    (void)_sigprocmask(SIG_SETMASK, &act.sa_mask, NULL);
-	    (void)kill(getpid(), 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)raise(SIGABRT);
+	exit(1);
 }
-
-__private_extern__ 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();
-}