Hey Guys, so i recently started playing around with ROR, however whenever i
try to install gems i get this message
ERROR: Error installing pg:
ERROR: Failed to build gem native extension.
/Applications/rubystack-1.9.3-22/ruby/bin/ruby extconf.rb
checking for pg_config... yes
Using config values from
/Applications/rubystack-1.9.3-22/postgresql/bin/pg_config
*** 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=/Applications/rubystack-1.9.3-22/ruby/bin/ruby
--with-pg
--without-pg
--with-pg-config
--without-pg-config
--with-pg_config
--without-pg_config
--with-pg-dir
--without-pg-dir
--with-pg-include
--without-pg-include=${pg-dir}/include
--with-pg-lib
--without-pg-lib=${pg-dir}/lib
/Applications/rubystack-1.9.3-22/ruby/lib/ruby/1.9.1/mkmf.rb:381:in
`try_do': The compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.
from /Applications/rubystack-1.9.3-22/ruby/lib/ruby/1.9.1/mkmf.rb:461:in
`try_link0'
from /Applications/rubystack-1.9.3-22/ruby/lib/ruby/1.9.1/mkmf.rb:476:in
`try_link'
from extconf.rb:39:in `<main>'
Gem files will remain installed in
/Applications/rubystack-1.9.3-22/ruby/lib/ruby/gems/1.9.1/gems/pg-0.17.1
for inspection.
Results logged to
/Applications/rubystack-1.9.3-22/ruby/lib/ruby/gems/1.9.1/gems/pg-0.17.1/ext/gem_make.out
I dont really get whats happening ...
Thanks !
Elton
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