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2.2 Dependencies

In order to compile Lepton from the distributed source archives, you must have the following tools and libraries installed:

• A C/C++ compiler and standard library (gcc/glibc are recommended, though you may use clang instead).
• The pkg-config tool for managing shared libraries.
• Guile ("GNU’s Ubiquitous Intelligent Language for Extensions"), version 2.2.0 or later.
• GTK+ (the Gimp Toolkit), version 2.24.0 or later.
• GNU gettext, version 0.18 or newer.
• The lex tool for generating lexical scanners. The flex implementation is recommended.
• The awk tool for data processing. GNU Awk (gawk) is recommended.

The following tools and libraries are highly recommended:

• GNU troff (groff).
• The freedesktop.org MIME info database.
• The freedesktop.org utilities for manipulating .desktop files.

The following tools and libraries are optional:

• libstroke a stroke and gesture recognition library. If this is available, lepton-schematic will support mouse gesture recognition.