If webppl is not found, prompt user for location / whether to install

mhtess / rwebppl

RWebPPL, an R interface to Webppl http://webppl.org

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If webppl is not found, prompt user for location / whether to install #30

Closed stuhlmueller closed 7 years ago

stuhlmueller commented 8 years ago

When webppl is in non-standard locations specified using e.g. export PATH="/bla/bla/webppl/:$PATH" in .bash_profile, we currently don't find it, since system2 in R apparently doesn't use a shell that loads this file.

mhtess commented 7 years ago

Addressed by PR #53