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| author | Roman Cheplyaka <roma@ro-che.info> | 2009-02-16 22:38:42 +0100 |
|---|---|---|
| committer | Roman Cheplyaka <roma@ro-che.info> | 2009-02-16 22:38:42 +0100 |
| commit | a0854ba8df2b837ede780a2db57a0337deaad73f (patch) | |
| tree | 828ee690ef2487fe285129a58c569e2274fa0993 /XMonad/Util | |
| parent | ecad0402f8bd1c70a1fc0801d027313e1321f2bd (diff) | |
| download | XMonadContrib-a0854ba8df2b837ede780a2db57a0337deaad73f.tar.gz XMonadContrib-a0854ba8df2b837ede780a2db57a0337deaad73f.tar.xz XMonadContrib-a0854ba8df2b837ede780a2db57a0337deaad73f.zip | |
X.U.Loggers: handle possible EOF (reported by dyfrgi)
darcs-hash:20090216213842-3ebed-958cbc985ea9e5f72ac0d0b63c7544947e31d134.gz
Diffstat (limited to 'XMonad/Util')
| -rw-r--r-- | XMonad/Util/Loggers.hs | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/XMonad/Util/Loggers.hs b/XMonad/Util/Loggers.hs index 35892fd..4c879a7 100644 --- a/XMonad/Util/Loggers.hs +++ b/XMonad/Util/Loggers.hs @@ -83,6 +83,5 @@ battery = logCmd "/usr/bin/acpi | sed -r 's/.*?: (.*%).*/\\1/; s/discharging, ([ -- | Create a 'Logger' from an arbitrary shell command. logCmd :: String -> Logger logCmd c = io $ do (_, out, _, _) <- runInteractiveCommand c - output <- hGetLine out + fmap Just (hGetLine out) `catch` (const $ return Nothing) -- no need to waitForProcess, we ignore SIGCHLD - return $ Just output |