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Diffstat (limited to '')
-rw-r--r-- | arch/um/include/shared/longjmp.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/um/include/shared/longjmp.h b/arch/um/include/shared/longjmp.h new file mode 100644 index 000000000..886331903 --- /dev/null +++ b/arch/um/include/shared/longjmp.h @@ -0,0 +1,24 @@ +/* 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 |