obscache: ignore permission and OS errors when writing In practice we always update this cache along side a new transaction, with lock taken so permission issues should not happens. However, staying on the safe side is better. Errors during Cache update should not block Mercurial operations.

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−# utility to setup pythonpath to point into the tested repository
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−
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−export SRCDIR=`dirname $TESTDIR`
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−if [ -n "$PYTHONPATH" ]; then
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−    export HGTEST_ORIG_PYTHONPATH=$PYTHONPATH
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−    export PYTHONPATH=$SRCDIR:$PYTHONPATH
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−else
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−    export PYTHONPATH=$SRCDIR
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−fi