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-rw-r--r--arch/um/sys-x86_64/sigcontext.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/um/sys-x86_64/sigcontext.c b/arch/um/sys-x86_64/sigcontext.c
new file mode 100644
index 0000000..c88e64d
--- /dev/null
+++ b/arch/um/sys-x86_64/sigcontext.c
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2003 PathScale, Inc.
+ *
+ * Licensed under the GPL
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <signal.h>
+#include "user.h"
+
+void sc_to_sc(void *to_ptr, void *from_ptr)
+{
+ struct sigcontext *to = to_ptr, *from = from_ptr;
+ int size = sizeof(*to); /* + sizeof(struct _fpstate); */
+
+ memcpy(to, from, size);
+ if(from->fpstate != NULL)
+ to->fpstate = (struct _fpstate *) (to + 1);
+
+ to->fpstate = NULL;
+}
+
+unsigned long *sc_sigmask(void *sc_ptr)
+{
+ struct sigcontext *sc = sc_ptr;
+
+ return(&sc->oldmask);
+}
+
+/* Overrides for Emacs so that we follow Linus's tabbing style.
+ * Emacs will notice this stuff at the end of the file and automatically
+ * adjust the settings for this buffer only. This must remain at the end
+ * of the file.
+ * ---------------------------------------------------------------------------
+ * Local variables:
+ * c-file-style: "linux"
+ * End:
+ */
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