我想为Ruby安装PostgreSQL的pg gem。如何在Ubuntu上安装PostgreSQL的pg gem?
我发出以下命令:
gem install pg
我用RVM安装了Ruby 1.9.2。
上述命令向我显示以下错误。
的错误是:
Building native extensions. This could take a while...
ERROR: Error installing pg:
ERROR: Failed to build gem native extension.
/home/User/.rvm/rubies/ruby-1.9.2-preview3/bin/ruby extconf.rb
checking for pg_config... yes
checking for libpq-fe.h... yes
checking for libpq/libpq-fs.h... yes
checking for PQconnectdb() in -lpq... no
checking for PQconnectdb() in -llibpq... no
checking for PQconnectdb() in -lms/libpq... no
Can't find the PostgreSQL client library (libpq)
*** 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=/home/User/.rvm/rubies/ruby-1.9.2-preview3/bin/ruby
--with-pg
--without-pg
--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
--enable-static-build
--disable-static-build
--with-pqlib
--without-pqlib
--with-libpqlib
--without-libpqlib
--with-ms/libpqlib
--without-ms/libpqlib
Gem files will remain installed in /home/user/.rvm/gems/ruby-1.9.2-preview3/gems/pg-0.9.0 for inspection.
Results logged to /home/user/.rvm/gems/ruby-1.9.2-preview3/gems/pg-0.9.0/ext/gem_make.out
我不知道什么是错误...
我没有说,按照你的建议......在拿到follwoing 需要获得0B档案。开箱后5378kB将被释放。 你想继续吗? [Y/n /?] Y 写入扩展状态信息...完成 (正在读取数据库... 166183当前安装的文件和目录) 正在删除野牛... 正在删除libnss3-dev ... 正在删除libnspr4- dev ... 正在删除libqt4-core ... 正在删除libqt4-test ... 正在删除libsqlite3-dev ... 正在处理man-db的触发器.. – palani 2010-06-25 07:17:51
看来它不能解决我的问题... 。我仍然坚持相同的 – palani 2010-06-25 07:20:04
它为我工作:D谢谢! – miguelSantirso 2012-02-29 15:54:21