/usr/lib/mlton/include/gc/signals.h is in mlton-basis 20100608-5.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | /* Copyright (C) 2010 Matthew Fluet.
* Copyright (C) 1999-2006 Henry Cejtin, Matthew Fluet, Suresh
* Jagannathan, and Stephen Weeks.
* Copyright (C) 1997-2000 NEC Research Institute.
*
* MLton is released under a BSD-style license.
* See the file MLton-LICENSE for details.
*/
#if (defined (MLTON_GC_INTERNAL_TYPES))
struct GC_signalsInfo {
/* TRUE iff a signal handler is running. */
bool amInSignalHandler;
bool gcSignalHandled;
bool gcSignalPending;
/* TRUE iff a signal has been received but not handled by the
* mutator.
*/
volatile uint32_t signalIsPending;
/* The signals for which a mutator signal handler needs to run in
* order to handle the signal.
*/
sigset_t signalsHandled;
/* The signals that have been recieved but not processed by the
* mutator signal handler.
*/
sigset_t signalsPending;
};
#endif /* (defined (MLTON_GC_INTERNAL_TYPES)) */
#if (defined (MLTON_GC_INTERNAL_FUNCS))
static void initSignalStack (GC_state s);
#endif /* (defined (MLTON_GC_INTERNAL_FUNCS)) */
void GC_initSignalStack (GC_state s);
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