How To Install at-spi2-core on CentOS 8

at-spi2-core is Protocol definitions and daemon for D-Bus at-spi Protocol definitions and daemon for D-Bus at-spi

Introduction

In this tutorial we learn how to install at-spi2-core on CentOS 8.

What is at-spi2-core

at-spi allows assistive technologies to access GTK-based applications. Essentially it exposes the internals of applications for automation, so tools such as screen readers, magnifiers, or even scripting interfaces can query and interact with GUI controls. This version of at-spi is a major break from previous versions. It has been completely rewritten to use D-Bus rather than ORBIT / CORBA for its transport protocol. at-spi2-core 2.28.0 1.el8 x86_64 169 k at-spi2-core-2.28.0-1.el8.src.rpm appstream Protocol definitions and daemon for D-Bus at-spi http LGPLv2+ at-spi allows assistive technologies to access GTK-based applications. Essentially it exposes the internals of applications for automation, so tools such as screen readers, magnifiers, or even scripting interfaces can query and interact with GUI controls. This version of at-spi is a major break from previous versions. It has been completely rewritten to use D-Bus rather than ORBIT / CORBA for its transport protocol.

We can use yum or dnf to install at-spi2-core on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install at-spi2-core.

Install at-spi2-core on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install at-spi2-core using dnf by running the following command:

sudo dnf -y install at-spi2-core

Install at-spi2-core on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install at-spi2-core using yum by running the following command:

sudo yum -y install at-spi2-core

How To Uninstall at-spi2-core on CentOS 8

To uninstall only the at-spi2-core package we can use the following command:

sudo dnf remove at-spi2-core

at-spi2-core Package Contents on CentOS 8

/etc/xdg/autostart/at-spi-dbus-bus.desktop
/usr/lib/.build-id
/usr/lib/.build-id/0b
/usr/lib/.build-id/0b/957775a148f4103cd74b49513acaaf2b123ab7
/usr/lib/.build-id/44
/usr/lib/.build-id/44/289f1b9d9e722d0b8dd3fbadafb0ddcec8e0be
/usr/lib/.build-id/93
/usr/lib/.build-id/93/a313395d710f724c0f7171c80bb3db256300ac
/usr/lib/systemd/user/at-spi-dbus-bus.service
/usr/lib64/girepository-1.0
/usr/lib64/girepository-1.0/Atspi-2.0.typelib
/usr/lib64/libatspi.so.0
/usr/lib64/libatspi.so.0.0.1
/usr/libexec/at-spi-bus-launcher
/usr/libexec/at-spi2-registryd
/usr/share/dbus-1/accessibility-services/org.a11y.atspi.Registry.service
/usr/share/dbus-1/services/org.a11y.Bus.service
/usr/share/defaults
/usr/share/defaults/at-spi2
/usr/share/defaults/at-spi2/accessibility.conf
/usr/share/doc/at-spi2-core
/usr/share/doc/at-spi2-core/AUTHORS
/usr/share/doc/at-spi2-core/README
/usr/share/licenses/at-spi2-core
/usr/share/licenses/at-spi2-core/COPYING
/usr/share/locale/an/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/as/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ast/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/be/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/bg/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/bn_IN/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/bs/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ca/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ca@valencia/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/cs/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/da/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/de/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/el/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/en_CA/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/en_GB/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/eo/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/es/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/et/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/eu/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/fa/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/fi/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/fr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/fur/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ga/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/gd/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/gl/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/gu/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/he/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/hi/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/hr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/hu/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/id/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/it/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ja/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/kk/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/km/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/kn/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ko/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/lt/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/lv/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ml/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/mr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ms/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/nb/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ne/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/nl/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/oc/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/or/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/pa/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/pl/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/pt/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/pt_BR/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ro/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ru/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sk/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sl/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sq/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sr@latin/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sv/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ta/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/te/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/tg/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/tr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ug/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/uk/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/uz@cyrillic/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/vi/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/zh_CN/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/zh_HK/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/zh_TW/LC_MESSAGES/at-spi2-core.mo
/etc/xdg/autostart/at-spi-dbus-bus.desktop
/usr/lib/.build-id
/usr/lib/.build-id/49
/usr/lib/.build-id/49/c246a2085fbb2bfdee7508679976d21b2e1d83
/usr/lib/.build-id/c9
/usr/lib/.build-id/c9/30fb504108a14e7677640e789d448e120706bc
/usr/lib/.build-id/fd
/usr/lib/.build-id/fd/888ea2031d9924296c6c78e80a5a49d87732ac
/usr/lib/girepository-1.0
/usr/lib/girepository-1.0/Atspi-2.0.typelib
/usr/lib/libatspi.so.0
/usr/lib/libatspi.so.0.0.1
/usr/lib/systemd/user/at-spi-dbus-bus.service
/usr/libexec/at-spi-bus-launcher
/usr/libexec/at-spi2-registryd
/usr/share/dbus-1/accessibility-services/org.a11y.atspi.Registry.service
/usr/share/dbus-1/services/org.a11y.Bus.service
/usr/share/defaults
/usr/share/defaults/at-spi2
/usr/share/defaults/at-spi2/accessibility.conf
/usr/share/doc/at-spi2-core
/usr/share/doc/at-spi2-core/AUTHORS
/usr/share/doc/at-spi2-core/README
/usr/share/licenses/at-spi2-core
/usr/share/licenses/at-spi2-core/COPYING
/usr/share/locale/an/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/as/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ast/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/be/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/bg/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/bn_IN/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/bs/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ca/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ca@valencia/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/cs/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/da/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/de/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/el/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/en_CA/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/en_GB/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/eo/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/es/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/et/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/eu/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/fa/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/fi/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/fr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/fur/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ga/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/gd/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/gl/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/gu/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/he/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/hi/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/hr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/hu/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/id/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/it/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ja/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/kk/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/km/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/kn/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ko/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/lt/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/lv/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ml/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/mr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ms/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/nb/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ne/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/nl/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/oc/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/or/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/pa/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/pl/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/pt/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/pt_BR/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ro/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ru/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sk/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sl/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sq/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sr@latin/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/sv/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ta/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/te/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/tg/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/tr/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/ug/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/uk/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/uz@cyrillic/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/vi/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/zh_CN/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/zh_HK/LC_MESSAGES/at-spi2-core.mo
/usr/share/locale/zh_TW/LC_MESSAGES/at-spi2-core.mo

References

Summary

In this tutorial we learn how to install at-spi2-core on CentOS 8 using yum and dnf.