rubyInstallationQ&A
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error description
$ ruby extconf.rb
...
checking for openssl/ssl.h... no
...
solution
[!TIP]
$ sudo apt-get intall libssl-dev
$ dpkg -l | grep openssl
ii libcurl3:amd64 7.35.0-1ubuntu2 amd64 easy-to-use client-side URL transfer library (OpenSSL flavour)
ii libcurl4-openssl-dev:amd64 7.35.0-1ubuntu2 amd64 development files and documentation for libcurl (OpenSSL flavour)
ii libgnutls-openssl27:amd64 2.12.23-12ubuntu2.1 amd64 GNU TLS library - OpenSSL wrapper
ii openssl 1.0.1f-1ubuntu2.4 amd64 Secure Sockets Layer toolkit - cryptographic utility
ii python-openssl 0.13-2ubuntu6 amd64 Python 2 wrapper around the OpenSSL library
error description
$ make
make: *** No rule to make target `/thread_native.h`, needed by `ossl.o`. Stop.
solution
[!TIP] add
top_srcdir=../..
into Makefile (the 63th line as below)
$ grep top_srcdir Makefile -n
63: top_srcdir=../..
279: ossl.o: $(top_srcdir)/thread_native.h $(top_srcdir)/thread_$(THREAD_MODEL).h
error description
$ gem install vmail
...
Fetching: sqlite3-1.3.9.gem
Building native extensions. This could take a while...
ERROR: Error installing vmail:
ERROR: Failed to build gem native extension.
/usr/local/ruby/bin/ruby extconf.rb
checking for sqlite3.h... no
sqlite3.h is missing. Try 'port install sqlite3 +universal',
'yum install sqlite-devel' or 'apt-get install libsqlite3-dev'
and check your shared library search path (the
location where you sqlite3 shared library is located).
*** extconf.rb failed ***
...
solution
[!TIP] install
libsqlite3-dev
in Ubuntu as the error logged
$ sudo apt-get install libsqlite3-dev
error description
$ gem install compass
/usr/local/ruby/lib/ruby/2.1.0/yaml.rb:4:in `<top (required)>':
It seems your ruby installation is missing psych (for YAML output).
To eliminate this warning, please install libyaml and reinstall your ruby.
/usr/local/ruby/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55:in `require': libyaml-0.so.2: cannot open shared object file: No such file or directory - /usr/local/ruby/lib/ruby/2.1.0/x86_64-linux/psych.so (LoadError)
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55:in `require'
from /usr/local/ruby/lib/ruby/2.1.0/psych.rb:1:in `<top (required)>'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55:in `require'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55:in `require'
from /usr/local/ruby/lib/ruby/2.1.0/yaml.rb:5:in `<top (required)>'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55:in `require'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55:in `require'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems.rb:616:in `load_yaml'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/config_file.rb:328:in `load_file'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/config_file.rb:197:in `initialize'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/gem_runner.rb:74:in `new'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/gem_runner.rb:74:in `do_configuration'
from /usr/local/ruby/lib/ruby/2.1.0/rubygems/gem_runner.rb:39:in `run'
from /usr/local/ruby/bin/gem:21:in `<main>'
solution
$ sudo apt-get install libyaml-dev