gistfile1.txt

christmas:~ ucnv$ sudo gem install mac-robot

WARNING: Improper use of the sudo command could lead to data loss
or the deletion of important system files. Please double-check your
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Password:
Fetching: mac-robot-0.2.1.gem (100%)
Building native extensions.  This could take a while...
ERROR:  Error installing mac-robot:
	ERROR: Failed to build gem native extension.

        /opt/local/bin/ruby1.9 extconf.rb
checking for event_dispatcher... *** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of
necessary libraries and/or headers.  Check the mkmf.log file for more
details.  You may need configuration options.

Provided configuration options:
	--with-opt-dir
	--with-opt-include
	--without-opt-include=${opt-dir}/include
	--with-opt-lib
	--without-opt-lib=${opt-dir}/lib
	--with-make-prog
	--without-make-prog
	--srcdir=.
	--curdir
	--ruby=/opt/local/bin/ruby1.9
	--with-event_dispatcher-dir
	--without-event_dispatcher-dir
	--with-event_dispatcher-include
	--without-event_dispatcher-include=${event_dispatcher-dir}/include
	--with-event_dispatcher-lib
	--without-event_dispatcher-lib=${event_dispatcher-dir}/lib
/opt/local/lib/ruby1.9/1.9.1/mkmf.rb:368:in `try_do': The complier failed to generate an executable file. (RuntimeError)
You have to install development tools first.
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:452:in `try_cpp'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:834:in `block in have_header'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:693:in `block in checking_for'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:280:in `block (2 levels) in postpone'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:254:in `open'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:280:in `block in postpone'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:254:in `open'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:276:in `postpone'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:692:in `checking_for'
	from /opt/local/lib/ruby1.9/1.9.1/mkmf.rb:833:in `have_header'
	from extconf.rb:15:in `<main>'


Gem files will remain installed in /opt/local/lib/ruby1.9/gems/1.9.1/gems/mac-robot-0.2.1 for inspection.
Results logged to /opt/local/lib/ruby1.9/gems/1.9.1/gems/mac-robot-0.2.1/ext/event_dispatcher/gem_make.out