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authorGravatar Joey Hess <joeyh@joeyh.name>2015-12-06 16:42:40 -0400
committerGravatar Joey Hess <joeyh@joeyh.name>2015-12-06 16:42:40 -0400
commita279c22dbcddee19d14a1b492d8d996fef0e3e3d (patch)
tree905a29d5823a9e93a6152d55e24ac4d74e718506 /Annex/ReplaceFile.hs
parent81986f63d47e0618d403feb1bfe77611131bbeac (diff)
avoid too long temp dir template
The filename might be at or close to the filename length limit, so using it as the template for the temp dir would then fail.
Diffstat (limited to 'Annex/ReplaceFile.hs')
-rw-r--r--Annex/ReplaceFile.hs3
1 files changed, 2 insertions, 1 deletions
diff --git a/Annex/ReplaceFile.hs b/Annex/ReplaceFile.hs
index b090da905..b6126ba7e 100644
--- a/Annex/ReplaceFile.hs
+++ b/Annex/ReplaceFile.hs
@@ -27,7 +27,8 @@ replaceFile :: FilePath -> (FilePath -> Annex ()) -> Annex ()
replaceFile file action = do
misctmpdir <- fromRepo gitAnnexTmpMiscDir
void $ createAnnexDirectory misctmpdir
- let basetmp = takeFileName file
+ filemax <- liftIO $ fileNameLengthLimit misctmpdir
+ let basetmp = take (filemax `div` 2) (takeFileName file)
withTmpDirIn misctmpdir basetmp $ \tmpdir -> do
let tmpfile = tmpdir <> basetmp
action tmpfile