gem install ruby​​-odbc -v'0.99995'无法在ubuntu 11.10上安装

Question

我在安装gem ruby​​-odbc -v'0.99995'时没有收到错误。 请帮我解决这个错误。我尝试了很多东西，但没有用。

Building native extensions.  This could take a while...
ERROR:  Error installing ruby-odbc:
    ERROR: Failed to build gem native extension.

/home/sheetal/.rvm/rubies/ruby-1.8.7-p371/bin/ruby extconf.rb
checking for version.h... yes
checking for sql.h... no
*** 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/sheetal/.rvm/rubies/ruby-1.8.7-p371/bin/ruby
    --with-odbc-dir
    --without-odbc-dir
    --with-odbc-include
    --without-odbc-include=${odbc-dir}/include
    --with-odbc-lib
    --without-odbc-lib=${odbc-dir}/lib
ERROR: sql.h not found

我正在使用ruby 1.8.7＆amp; rails2

Answer 1

您是否尝试过安装unix odbc开发文件？

sudo apt-get install unixodbc-dev

Answer 2

如果您使用OS X并遇到此问题，请尝试

    brew install unixodbc

然后你应该能够

    gem install ruby-odbc