Install Ruby 2.72020/07/20 |
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The version of Ruby in CentOS 7 repository is 2.0 but Install 2.7 with RPM package if you need.
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| [1] | It's possible to install from CentOS SCLo Software Collections. It's OK to install it even if 2.0 is already installed because 2.7 is located on another PATH. |
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# install from SCLo [root@dlp ~]# yum --enablerepo=centos-sclo-rh -y install rh-ruby27
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| [2] | Packages from Software Collections are installed uder the [/opt] directory. To use it, Load environment variables like follows. |
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# load environment variables [root@dlp ~]# scl enable rh-ruby27 bash
[root@dlp ~]#
[root@dlp ~]# ruby -v ruby 2.7.1p83 (2020-03-31 revision a0c7c23c9c) [x86_64-linux] which ruby /opt/rh/rh-ruby27/root/usr/bin/ruby |
| [3] | If you'd like to enable Ruby 2.7 automatically at login time, configure like follows. |
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[root@dlp ~]#
vi /etc/profile.d/rh-ruby27.sh # create new source /opt/rh/rh-ruby27/enable export X_SCLS="`scl enable rh-ruby27 'echo $X_SCLS'`" |
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