Hurd: Move <hurd/sigpreempt.h> internals into wrapper header

_hurdsig_preemptors and _hurdsig_preempted_set are not ABI symbols,
so do not declare them.  HURD_PREEMPT_SIGNAL_P is an implementation
detail, so move it as well.

Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
This commit is contained in:
Florian Weimer 2020-05-28 11:19:04 +02:00
parent a9175662f8
commit 6321f9e5e8
2 changed files with 32 additions and 10 deletions

View File

@ -50,16 +50,6 @@ struct hurd_signal_preemptor
struct hurd_signal_preemptor *next; /* List structure. */
};
#define HURD_PREEMPT_SIGNAL_P(preemptor, signo, sigcode) \
(((preemptor)->signals & __sigmask (signo)) \
&& (sigcode) >= (preemptor)->first && (sigcode) <= (preemptor)->last)
/* Signal preemptors applying to all threads; locked by _hurd_siglock. */
extern struct hurd_signal_preemptor *_hurdsig_preemptors;
extern sigset_t _hurdsig_preempted_set;
/* The caller must initialize all members of *PREEMPTOR except `next'.
The preemptor is registered on the global list. */
void hurd_preempt_signals (struct hurd_signal_preemptor *preemptor);

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@ -0,0 +1,32 @@
/* Preemption of Hurd signals before POSIX.1 semantics take over. Wrapper.
Copyright (C) 1996-2020 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, see
<https://www.gnu.org/licenses/>. */
#ifndef _HURD_SIGPREEMPT_H
# include <hurd/hurd/sigpreempt.h>
# ifndef _ISOMAC
# define HURD_PREEMPT_SIGNAL_P(preemptor, signo, sigcode) \
(((preemptor)->signals & __sigmask (signo)) \
&& (sigcode) >= (preemptor)->first && (sigcode) <= (preemptor)->last)
/* Signal preemptors applying to all threads; locked by _hurd_siglock. */
extern struct hurd_signal_preemptor *_hurdsig_preemptors;
extern sigset_t _hurdsig_preempted_set;
# endif /* _ISOMAC */
#endif /* _HURD_SIGPREEMPT_H */