summaryrefslogtreecommitdiff
path: root/arch/um/include/shared/longjmp.h
blob: 8863319039f3def1c85b47358e207d88bed0583e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UML_LONGJMP_H
#define __UML_LONGJMP_H

#include <sysdep/archsetjmp.h>
#include <os.h>

extern int signals_enabled;
extern int setjmp(jmp_buf);
extern void longjmp(jmp_buf, int);

#define UML_LONGJMP(buf, val) do { \
	longjmp(*buf, val);	\
} while(0)

#define UML_SETJMP(buf) ({				\
	int n, enable;					\
	enable = *(volatile int *)&signals_enabled;	\
	n = setjmp(*buf);				\
	if(n != 0)					\
		um_set_signals_trace(enable);		\
	n; })

#endif