Beyond Linux® From Scratch (systemd Edition) - Version 9.1

Chapter 10. Graphics and Font Libraries

libexif-0.6.21

Introduction to libexif

The libexif package contains a library for parsing, editing, and saving EXIF data. Most digital cameras produce EXIF files, which are JPEG files with extra tags that contain information about the image. All EXIF tags described in EXIF standard 2.1 are supported.

This package is known to build and work properly using an LFS-9.1 platform.

Package Information

Additional Downloads

libexif Dependencies

Optional (to Build Documentation)

Doxygen-1.8.17 and Graphviz-2.42.3

User Notes: http://wiki.linuxfromscratch.org/blfs/wiki/libexif

Installation of libexif

First, apply a patch to fix a security issue (integer overflow): 

patch -Np1 -i ../libexif-0.6.21-security_fix-1.patch

Install libexif by running the following commands: 

./configure --prefix=/usr    \
            --disable-static \
            --with-doc-dir=/usr/share/doc/libexif-0.6.21 &&
make

To test the results, issue: make check.

Now, as the root user: 

make install

Documentation was built and installed if you have the dependencies shown above installed. If you don't have the dependencies installed, there is a compressed tarball in the source tree doc directory that can be unpacked into /usr/share/doc/libexif-0.6.21.

Command Explanations

--disable-static: This switch prevents installation of static versions of the libraries.

Contents

Installed Programs: None
Installed Library: libexif.so
Installed Directories: /usr/include/libexif and /usr/share/doc/libexif-0.6.21

Short Descriptions

libexif.so

contains functions used for parsing, editing, and saving EXIF data.

Last updated on 2020-02-17 12:12:55 -0800