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signal.7: Minor wording tweaks 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2010-06-12 14:49:24 +02:00
parent 13a36929ad
commit 8d4eb5f87e
1 changed files with 2 additions and 5 deletions
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7
man7/signal.7
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@ -441,11 +441,8 @@ signals; see
for further details.
.SS "Async-signal-safe functions"
.PP
A signal handling routine established by
.BR sigaction (2)
or
.BR signal (2)
must be very careful, since processing elsewhere may be interrupted
A signal handler function must be very careful,
since processing elsewhere may be interrupted
at some arbitrary point in the execution of the program.
POSIX has the concept of "safe function".
If a signal interrupts the execution of an unsafe function, and