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Update suspend docs. When used, show how to resume

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Fixes #3154
This commit is contained in:
Aaron Gyes
2016-07-01 01:18:07 -07:00
parent cbee315b1b
commit 9642fcb589
2 changed files with 13 additions and 9 deletions
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14
share/functions/suspend.fish
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@@ -1,10 +1,16 @@
function suspend -d "Suspend the current shell."
if begin contains -- $argv --force
or not status --is-interactive and not status --is-login
end
echo Suspending %self
kill -STOP %self
end
echo "Suspending" %self
echo -n (set_color --bold)" fg"(set_color normal) to resume
if contains -- $argv --force
echo " (or"(set_color --bold) "kill -CONT" %self (set_color normal)"from another terminal)"
end
kill -STOP %self
else
echo 2>&1 Cannot suspend login shell. Use --force to override.
echo 2>&1 "Refusing to suspend login shell. Use --force to override."
echo 2>&1 "This might hang your terminal."
end
end