Jon TURNEY 9e8932d6da Provide ucontext to signal handlers
Add ucontext.h header, defining ucontext_t and mcontext_t types.

Provide sigaction sighandlers with a ucontext_t parameter, containing stack and
context information.

	* include/sys/ucontext.h : New header.
	* include/ucontext.h : Ditto.
	* exceptions.cc (call_signal_handler): Provide ucontext_t
	parameter to signal handler function.

Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
2015-04-23 21:57:10 +02:00

27 lines
530 B
C

/* ucontext.h
Copyright 2015 Red Hat, Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#ifndef _SYS_UCONTEXT_H_
#define _SYS_UCONTEXT_H_
#include <signal.h>
typedef struct __mcontext mcontext_t;
typedef struct __ucontext {
struct __ucontext *uc_link;
sigset_t uc_sigmask;
stack_t uc_stack;
mcontext_t uc_mcontext;
unsigned long int uc_flags;
} ucontext_t;
#endif /* !_SYS_UCONTEXT_H_ */