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authordim <dim@FreeBSD.org>2012-04-29 11:04:31 +0000
committerdim <dim@FreeBSD.org>2012-04-29 11:04:31 +0000
commit81a3e2b46db5474df3633b850805e5e981a6cbb4 (patch)
tree698e4c5df1fba3867e4ca78763a6760206f74894 /sys/amd64/include
parent6b0b09e72a82ff0e99c864ca023a9eb62f72d629 (diff)
downloadFreeBSD-src-81a3e2b46db5474df3633b850805e5e981a6cbb4.zip
FreeBSD-src-81a3e2b46db5474df3633b850805e5e981a6cbb4.tar.gz
Add a convenience macro for the returns_twice attribute, and apply it to
the prototypes of the appropriate functions (getcontext, savectx, setjmp, sigsetjmp and vfork). MFC after: 2 weeks
Diffstat (limited to 'sys/amd64/include')
-rw-r--r--sys/amd64/include/pcb.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/amd64/include/pcb.h b/sys/amd64/include/pcb.h
index 61f651bb..70b2e62 100644
--- a/sys/amd64/include/pcb.h
+++ b/sys/amd64/include/pcb.h
@@ -130,7 +130,7 @@ clear_pcb_flags(struct pcb *pcb, const u_int flags)
}
void makectx(struct trapframe *, struct pcb *);
-int savectx(struct pcb *);
+int savectx(struct pcb *) __returns_twice;
#endif
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