From: niklas | brueckenschlaeger <niklas@...>
Date: 2010-11-19T18:10:53+09:00
Subject: Re: Eventmachine install error

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Read the output. It suggests you to look into
C:/Ruby191/lib/ruby/gems/1.9.1/gems/eventmachine-0.12.10/ext/gem_make.out.

On Fri, 2010-11-19 at 17:58 +0900, Ris Ris wrote:
> Hi!
> I get error, when i try to install eventmachine.
>=20
> C:\>gem install eventmachine
> Building native extensions.  This could take a while...
> ERROR:  Error installing eventmachine:
>         ERROR: Failed to build gem native extension.
>=20
> C:/Ruby191/bin/ruby.exe extconf.rb
> checking for rb_trap_immediate in ruby.h,rubysig.h... *** 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.
>=20
> Provided configuration options:
>         --with-opt-dir
>         --without-opt-dir
>         --with-opt-include
>         --without-opt-include=3D${opt-dir}/include
>         --with-opt-lib
>         --without-opt-lib=3D${opt-dir}/lib
>         --with-make-prog
>         --without-make-prog
>         --srcdir=3D.
>         --curdir
>         --ruby=3DC:/Ruby191/bin/ruby
> C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:364:in `try_do': The complier failed
> to generate an executable file. (RuntimeError)
> You have to install development tools first.
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:427:in `try_compile'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:545:in `try_var'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:793:in `block in
> have_var'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:670:in `block in
> checking_for'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:276:in `block (2 levels)
> in postpone'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:250:in `open'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:276:in `block in
> postpone'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:250:in `open'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:272:in `postpone'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:669:in `checking_for'
>         from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:792:in `have_var'
>         from extconf.rb:16:in `<main>'
>=20
>=20
> Gem files will remain installed in
> C:/Ruby191/lib/ruby/gems/1.9.1/gems/eventmachine-0.12.10 for inspection.
> Results logged to
> C:/Ruby191/lib/ruby/gems/1.9.1/gems/eventmachine-0.12.10/ext/gem_make.out
>=20
> Help me please!
>=20


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