add directory gnu

gnu/glibc/glibc-1.03/stdlib/abort.c

@@ -0,0 +1,62 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <signal.h>
+
+/* Cause an abnormal program termination with core-dump.  */
+__NORETURN
+void
+DEFUN_VOID(abort)
+{
+  sig_atomic_t aborting = 0;
+  sigset_t sigs;
+
+  if (__sigemptyset(&sigs) == 0 &&
+      __sigaddset(&sigs, SIGABRT) == 0)
+    (void) __sigprocmask(SIG_UNBLOCK, &sigs, (sigset_t *) NULL);
+
+  if (!aborting)
+    {
+      aborting = 1;
+#ifdef	HAVE_GNU_LD
+      {
+	extern unsigned long int __libc_atexit[];
+	register unsigned long int i;
+	for (i = 1; i <= __libc_atexit[0]; ++i)
+	  (*(void EXFUN((*), (NOARGS))) __libc_atexit[i])();
+      }
+#else
+      {
+	extern void EXFUN(_cleanup, (NOARGS));
+	_cleanup();
+      }
+#endif
+    }
+
+  while (1)
+    if (raise(SIGABRT))
+      /* If we can't signal ourselves, exit.  */
+      _exit(127);
+  /* If we signal ourselves and are still alive,
+     or can't exit, loop forever.  */
+}