missing libtinfo.so.5 causes Vivado install to hang

[pdp7]

on Ubuntu 19.10, when running:

make gateware

I get this error:

application-specific initialization failed: couldn't load file "librdi_commontasks.so": libtinfo.so.5: cannot open shared object file: No such file or directory

[pdp7]

Resolution: I had to install libtinfo5

[mithro]

The download-env.sh script should check that the libtinfo5 library is available so that Vivado doesn't fails to find this library and just gets stuck without really doing nothing.

[CarlFK]

sudo apt install libtinfo-dev
sudo ln -s /lib/x86_64-linux-gnu/libtinfo.so.6 /lib/x86_64-linux-gnu/libtinfo.so.5

found this here:

https://askubuntu.com/questions/1155936/how-do-i-uninstall-vivado-on-ubuntu-19-04/1193020#1193020

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