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sigaction.2: Document SA_RESTORER 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2014-12-05 06:06:37 +01:00
parent a8e85174d4
commit 24029e9f1c
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@ -240,6 +240,15 @@ See
.BR signal (7)
for a discussion of system call restarting.
.TP
.BR SA_RESTORER
.IR "Not intended for application use" .
This flag is used by C libraries to indicate that the
.IR sa_restorer
field contains the address of a "signal trampoline".
See
.BR sigreturn (2)
for more details.
.TP
.BR SA_SIGINFO " (since Linux 2.2)"
The signal handler takes three arguments, not one.
In this case,