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test: Avoid pgrep -q, not available with GNU pgrep

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This commit is contained in:
Shaun Jackman 2019-05-05 13:58:44 -07:00
parent 7c719b756f
commit 4ab7eb93d7
1 changed files with 1 additions and 1 deletions
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Library/Homebrew/test.rb
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@ -33,7 +33,7 @@ rescue Exception => e # rubocop:disable Lint/RescueException
error_pipe.puts e.to_json
error_pipe.close
pid = Process.pid.to_s
if which("pgrep") && which("pkill") && system("pgrep", "-qP", pid)
if which("pgrep") && which("pkill") && system("pgrep", "-P", pid, out: :close)
$stderr.puts "Killing child processes..."
system "pkill", "-P", pid
sleep 1