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sigaction.2: Minot tweaks to Eugene Syromyatnikov's patch 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2019-02-25 11:05:50 +01:00
parent e1836e9d9e
commit 7ef57ea1a0
1 changed files with 8 additions and 8 deletions
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16
man2/sigaction.2
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@ -1005,18 +1005,18 @@ when the kernel provides it.
.SS Undocumented .SS Undocumented
Before the introduction of Before the introduction of
.BR SA_SIGINFO , .BR SA_SIGINFO ,
it was also possible to get some additional information, it was also possible to get some additional information about the signal.
namely by using a This was done by providing an
.I sa_handler .I sa_handler
with a second argument of type signal handler with a second argument of type
.I "struct sigcontext" .IR "struct sigcontext" ,
(it is the same structure as the one that is passed in the which is the same structure as the one that is passed in the
.I uc_mcontext .I uc_mcontext
field of the field of the
.I struct ucontext .I ucontext
structure, pointer to which is passed in the third argument of structure that is passed (via a pointer) in the third argument of the
.I sa_sigaction .I sa_sigaction
handler). handler.
See the relevant Linux kernel sources for details. See the relevant Linux kernel sources for details.
This use is obsolete now. This use is obsolete now.
.SH BUGS .SH BUGS