mac grep not supported

[swtch1]

What did you do?

$ ./deploy-infra.sh

What did you expect to happen?

For infra components to be deployed successfully.

What actually happened?

grep: invalid option -- P
usage: grep [-abcdDEFGHhIiJLlMmnOopqRSsUVvwXxZz] [-A num] [-B num] [-C[num]]
        [-e pattern] [-f file] [--binary-files=value] [--color=when]
        [--context[=num]] [--directories=action] [--label] [--line-buffered]
        [--null] [pattern] [file ...]
grep: invalid option -- P
usage: grep [-abcdDEFGHhIiJLlMmnOopqRSsUVvwXxZz] [-A num] [-B num] [-C[num]]
        [-e pattern] [-f file] [--binary-files=value] [--color=when]
        [--context[=num]] [--directories=action] [--label] [--line-buffered]
        [--null] [pattern] [file ...]
Server version:
Agent version:
error: unable to read URL "https://github.com/parca-dev/parca/releases/download//kubernetes-manifest.yaml", server reported 404 Not Found, status code=404
error: unable to read URL "https://github.com/parca-dev/parca-agent/releases/download//kubernetes-manifest.yaml", server reported 404 Not Found, status code=404
Connect to Parca by running: kubectl port-forward -n parca svc/parca 7070
go install -v github.com/jsonnet-bundler/jsonnet-bundler/cmd/jb@latest
...

The script tries to use grep -P which is not supported on my Mac, and continues despite the error.

Software Versions

$ bash --version
GNU bash, version 3.2.57(1)-release (x86_64-apple-darwin21)
Copyright (C) 2007 Free Software Foundation, Inc.

[kakkoyun]

Oops, we weren't inclusive enough to MacOS users with our commands. We'll check it out. Better to use vars in the Makefile.