diff options
Diffstat (limited to 'arch/um/sys-x86_64/sigcontext.c')
-rw-r--r-- | arch/um/sys-x86_64/sigcontext.c | 39 |
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: + */ |