Beyond Linux® From Scratch (systemd Edition) - Version 11.0

Chapter 13. Programming

Vala-0.52.5

Introduction to Vala

Vala is a new programming language that aims to bring modern programming language features to GNOME developers without imposing any additional runtime requirements and without using a different ABI compared to applications and libraries written in C.

This package is known to build and work properly using an LFS-11.0 platform.

Package Information

Vala Dependencies

Required

GLib-2.68.4

Recommended

Graphviz-2.48.0 (Required for valadoc)

Optional

dbus-1.12.20 (Required for the tests), libxslt-1.1.34 (Required for generating the documentation), help2man, and weasyprint

User Notes: https://wiki.linuxfromscratch.org/blfs/wiki/vala

Installation of Vala

Install Vala by running the following commands: 

./configure --prefix=/usr &&
make

To test the results, issue: make check.

Now, as the root user: 

make install

Command Explanations

--disable-valadoc: This option is required if Graphviz-2.48.0 is not installed.

Contents

Installed Programs: vala, vala-0.52, valac, valadoc, vala-gen-introspect, and vapigen (symlinks); valac-0.52, valadoc-0.52, vala-gen-introspect-0.52, and vapigen-0.52
Installed Library: libvala-0.52.so and libvaladoc-0.52.so
Installed Directories: /usr/include/vala-0.52, /usr/include/valadoc-0.52, /usr/lib/vala-0.52, /usr/lib/valadoc-0.52, /usr/share/vala, /usr/share/vala-0.52, /usr/share/valadoc-0.52, and /usr/share/devhelp/books/vala-0.52

Short Descriptions

valac

is a compiler that translates Vala source code into C source and header files

valadoc

is a documentation generator for generating API documentation from Vala source code based on libvala

vala-gen-introspect

generates a GI file for GObject and GLib based packages

vapigen

is an utility which generates Vala API (VAPI) files from GI files

libvala-0.52.so

contains the Vala API functions

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