diff options
Diffstat (limited to 'lib/mkmf.rb')
-rw-r--r-- | lib/mkmf.rb | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/mkmf.rb b/lib/mkmf.rb index 58201d02a7..bdedce5482 100644 --- a/lib/mkmf.rb +++ b/lib/mkmf.rb @@ -351,6 +351,30 @@ SRC return true end +def find_executable(bin, path = nil) + printf "checking for %s... ", bin + STDOUT.flush + + if path.nil? + path = ENV['PATH'].split(Config::CONFIG['PATH_SEPARATOR']) + else + path = path.split(Config::CONFIG['PATH_SEPARATOR']) + end + + bin += Config::CONFIG['EXEEXT'] + for dir in path + file = File.join(dir, bin) + if FileTest.executable?(file) + print "yes\n" + return file + else + next + end + end + print "no\n" + return nil +end + def arg_config(config, default=nil) $configure_args.fetch(config, default) end |