subprocess is not thread-safe

jwilk-archive / djvusmooth

graphical editor for DjVu

GNU General Public License v2.0

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Closed jwilk closed 5 years ago

jwilk commented 5 years ago

djvusmooth uses the subprocess module, which is not thread-safe in Python < 3.2.
DjVuLibre spawns threads internally.

This could lead to deadlocks.

We should use subprocess32 instead.

jwilk commented 5 years ago

Fixed in 0.3.