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Add note about the zombie process

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Aaron Gyes 2016-07-01 02:20:32 -07:00
parent 772e35562a
commit 47fbfdca3e
1 changed files with 6 additions and 5 deletions
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11
share/functions/suspend.fish
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@ -2,13 +2,14 @@ function suspend -d "Suspend the current shell."
if begin contains -- $argv --force if begin contains -- $argv --force
or not status --is-interactive and not status --is-login or not status --is-interactive and not status --is-login
end end
printf "Suspending %d\n%s fg%s to resume" %self (set_color --bold) (set_color normal) printf "Suspending %d: %sfg%s to resume" %self (set_color --bold) (set_color normal)
if contains -- $argv --force if contains -- $argv --force
printf " (or%s kill -CONT %d%s from another terminal)\n" (set_color --bold) %self (set_color normal) printf " (or%s kill -CONT %d%s from another terminal)" (set_color --bold) %self (set_color normal)
else
echo
end end
# XXX not sure if this echo should be necessary, but without it, it seems
# everything printf'd above will not get pushed back to stdout before the suspend
echo ""
# XXX there always causes a zombie until one fg's when we do this:
kill -STOP %self kill -STOP %self
else else
echo 2>&1 "Refusing to suspend login shell." echo 2>&1 "Refusing to suspend login shell."