Beyond Linux® From Scratch (systemd Edition) - Version 13.0

Chapter 31. KDE Frameworks 6 Based Applications

okular-25.12.2

Introduction to Okular

Okular is a document viewer for KDE. It can view documents of many types including PDF, PostScript, TIFF, DjVu, DVI, XPS, and ePub.

[Note]

Note

This package is known to build and work properly using an LFS 13.0 platform.

Package Information

Okular Dependencies

Required

KDE Frameworks-6.23.0 and plasma-activities-6.6.1

Recommended

libkexiv2-25.12.2, libtiff-4.7.1, phonon-4.12.0, and Poppler-26.02.0 (built with Qt6, required for PDF support)

Optional

qca-2.3.10, discount, DjVuLibre, libspectre, libepub, and LibZip

Installation of Okular

Install Okular by running the following commands:

[Note]

Note

If any of the optional dependencies are installed, remove the associated reference in the SKIP_OPTIONAL environment variable. 

mkdir build &&
cd    build &&

SKIP_OPTIONAL='Discount;DjVuLibre;EPub;LibSpectre;LibZip'

cmake -D CMAKE_INSTALL_PREFIX=$KF6_PREFIX \
      -D CMAKE_BUILD_TYPE=Release         \
      -D BUILD_TESTING=OFF                \
      -D FORCE_NOT_REQUIRED_DEPENDENCIES="$SKIP_OPTIONAL" \
      -W no-dev .. &&
make

This package does not come with a test suite.

Now, as the root user: 

make install

Contents

Installed Program: okular
Installed Library: Okular6Core.so
Installed Directories: $KF6_PREFIX/include/okular, $KF6_PREFIX/lib/cmake/Okular6, $KF6_PREFIX/lib/plugins/okular, $KF6_PREFIX/share/okular, and $KF6_PREFIX/share/doc/HTML/*/okular

Short Descriptions

okular

is a document viewer for KDE