Hi, I'm trtying to install postgress v0.7.9.2008.01.28 gems:
C:\>gem install -v=0.7.9.2008.01.28 postgres Building native extensions. This could take a while... ERROR: While executing gem ... (Gem::Installer::ExtensionBuildError) ERROR: Failed to build gem native extension.
ruby extconf.rb install -v=0.7.9.2008.01.28 postgres checking for main() in /ms/libpq.lib... no Could not find PostgreSQL build environment (libraries & headers): Makefile not created *** 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 --srcdir=. --curdir --ruby=c:/ruby/bin/ruby --with-pgsql-dir --without-pgsql-dir --with-pgsql-include --without-pgsql-include=${pgsql-dir}/include --with-pgsql-lib --without-pgsql-lib=${pgsql-dir}/lib --with-/ms/libpqlib --without-/ms/libpqlib
Gem files will remain installed in c:/ruby/lib/ruby/gems/1.8/gems/postgres-0.7.9 .2008.01.28 for inspection. Results logged to c:/ruby/lib/ruby/gems/1.8/gems/postgres-0.7.9.2008.01.28/ext/g em_make.out
The mkmf.log file has following info:
have_library: checking for main() in /ms/libpq.lib...