root@ubuntuTest:~/.cpan/build# gem install ruby-informix
Building native extensions. This could take a while...
ERROR: Error installing ruby-informix:
ERROR: Failed to build gem native extension.
current directory: /var/lib/gems/2.3.0/gems/ruby-informix-0.8.2/ext
/usr/bin/ruby2.3 -r ./siteconf20170426-54696-pg5is0.rb extconf.rb
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
--without-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=/usr/bin/$(RUBY_BASE_NAME)2.3
--with-informix-dir
--without-informix-dir
--with-informix-include
--without-informix-include=${informix-dir}/include
--with-informix-lib
--without-informix-lib=${informix-dir}/lib
extconf.rb:25:in block in <main>': undefined method+' for nil:NilClass (NoMethodError)
from extconf.rb:24:in each' from extconf.rb:24:in'
extconf failed, exit code 1
Gem files will remain installed in /var/lib/gems/2.3.0/gems/ruby-informix-0.8.2 for inspection.
Results logged to /var/lib/gems/2.3.0/extensions/x86_64-linux/2.3.0/ruby-informix-0.8.2/gem_make.out
root@ubuntuTest:~/.cpan/build# gem install ruby-informix Building native extensions. This could take a while... ERROR: Error installing ruby-informix: ERROR: Failed to build gem native extension.
/usr/bin/ruby2.3 -r ./siteconf20170426-54696-pg5is0.rb extconf.rb extconf.rb failed Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options.
Provided configuration options: --with-opt-dir --without-opt-dir --with-opt-include --without-opt-include=${opt-dir}/include --with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog --without-make-prog --srcdir=. --curdir --ruby=/usr/bin/$(RUBY_BASE_NAME)2.3 --with-informix-dir --without-informix-dir --with-informix-include --without-informix-include=${informix-dir}/include --with-informix-lib --without-informix-lib=${informix-dir}/lib extconf.rb:25:in'
block in <main>': undefined method
+' for nil:NilClass (NoMethodError) from extconf.rb:24:ineach' from extconf.rb:24:in
extconf failed, exit code 1
Gem files will remain installed in /var/lib/gems/2.3.0/gems/ruby-informix-0.8.2 for inspection. Results logged to /var/lib/gems/2.3.0/extensions/x86_64-linux/2.3.0/ruby-informix-0.8.2/gem_make.out