1 files changed, 39 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/fatal-prepare.h b/sysdeps/unix/sysv/linux/fatal-prepare.h
new file mode 100644
index 0000000000..d48ae625ee
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/fatal-prepare.h
@@ -0,0 +1,39 @@
+/* Copyright (C) 2003 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <pthread.h>
+
+/* We have to completely disable cancellation.  assert() must not be a
+   cancellation point but the implementation uses write() etc.  */
+#ifdef SHARED
+# include <pthread-functions.h>
+# define FATAL_PREPARE \
+  {									      \
+    int (*fp) (int, int *);						      \
+    fp = __libc_pthread_functions.ptr_pthread_setcancelstate;		      \
+    if (fp != NULL)							      \
+      fp (PTHREAD_CANCEL_DISABLE, NULL);				      \
+  }
+#else
+# pragma weak pthread_setcancelstate
+# define FATAL_PREPARE \
+  {									      \
+    if (pthread_setcancelstate != NULL)					      \
+      pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, NULL);		      \
+  }
+#endif