From a560c2086ad3f9177541119ae487dcae3ffb2b87 Mon Sep 17 00:00:00 2001 From: nobu Date: Mon, 7 Jul 2014 08:42:57 +0000 Subject: test/ruby/find_executable.rb * test/ruby/test_rubyoptions.rb (test_program_name): use expected ps command from PATH. * test/ruby/find_executable.rb (EnvUtil#find_executable): find expected executable path with argument and output pattern. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46751 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/find_executable.rb | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 test/ruby/find_executable.rb (limited to 'test/ruby/find_executable.rb') diff --git a/test/ruby/find_executable.rb b/test/ruby/find_executable.rb new file mode 100644 index 0000000000..86595342a4 --- /dev/null +++ b/test/ruby/find_executable.rb @@ -0,0 +1,19 @@ +module EnvUtil + def find_executable(cmd, *args) + exts = RbConfig::CONFIG["EXECUTABLE_EXTS"].split | [RbConfig::CONFIG["EXEEXT"]] + ENV["PATH"].split(File::PATH_SEPARATOR).each do |path| + next if path.empty? + path = File.join(path, cmd) + exts.each do |ext| + cmdline = [path + ext, *args] + begin + return cmdline if yield(IO.popen(cmdline, "r", err: [:child, :out], &:read)) + rescue + next + end + end + end + nil + end + module_function :find_executable +end -- cgit v1.2.3