1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 #ifndef __UML_LONGJMP_H
3 #define __UML_LONGJMP_H
4
5 #include <sysdep/archsetjmp.h>
6 #include <os.h>
7
8 extern int signals_enabled;
9 extern int setjmp(jmp_buf);
10 extern void longjmp(jmp_buf, int);
11
12 #define UML_LONGJMP(buf, val) do { \
13 longjmp(*buf, val); \
14 } while(0)
15
16 #define UML_SETJMP(buf) ({
17 int n, enable;
18 enable = *(volatile int *)&signals_ena
19 n = setjmp(*buf);
20 if(n != 0)
21 um_set_signals_trace(enable);
22 n; })
23
24 #endif
25
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