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-rw-r--r--arch/um/include/shared/longjmp.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/um/include/shared/longjmp.h b/arch/um/include/shared/longjmp.h
new file mode 100644
index 00000000000..e860bc5848e
--- /dev/null
+++ b/arch/um/include/shared/longjmp.h
@@ -0,0 +1,23 @@
+#ifndef __UML_LONGJMP_H
+#define __UML_LONGJMP_H
+
+#include "sysdep/archsetjmp.h"
+#include "os.h"
+
+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; \
+ volatile int enable; \
+ enable = get_signals(); \
+ n = setjmp(*buf); \
+ if(n != 0) \
+ set_signals(enable); \
+ n; })
+
+#endif