# Font compiler — `fnttran.exe`

## Contents

- Purpose
- Command line syntax

### Purpose

Fnttran creates a font store file from a font definition (text) file.

### Command line syntax

  `fnttran` font-definition-file font-output-file

For information about how to interpret the syntax, see BNF grammars.

##### Arguments

font-definition-file | The ASCII source file containing each bitmap font, and how the bitmap fonts are collected into typefaces. The source file generally has the extension `.gd` or .`i`
font-output-file | The file to be created. The font store file, extension `.gdr`, that will be put into the `\SYSTEM\FONTS` directory on a machine running EPOC.

##### Notes:

- Information about Fnttran source files can be found in the topics Font definition file and Bitmap distribution format files.