tree addf71bf14aed7f192df781040311bffb9afdb95
parent f8e1a906509b1baac02039b41d72d6a1e6d7f965
author Petteri Aimonen <jpa@git.mail.kapsi.fi> 1576578073 +0200
committer Petteri Aimonen <jpa@git.mail.kapsi.fi> 1576578073 +0200

Improve protoc autodetection.

protoc --version caused extra output (the version number).
It could be redirected to /dev/null, but it seems unnecessary
to invoke protoc twice every time. Instead just call it and
let it fail if it is missing.