[gtksourceview: 9/9] uncrustify: add a paragraph about uncrustify in the HACKING file

[Sébastien Wilmet <swilmet src gnome org>]

commit 9327e0c32fb27d6d13a65b0d13ef5fbdb0da5659
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Wed Jan 3 19:17:55 2018 +0100

    uncrustify: add a paragraph about uncrustify in the HACKING file

 HACKING |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/HACKING b/HACKING
index acf5605..fe25919 100644
--- a/HACKING
+++ b/HACKING
@@ -24,6 +24,10 @@ C code conventions
 You may encounter old code that doesn't follow all the following code
 conventions, but for new code it is better to follow them, for consistency.
 
+In the scripts/ directory there is an uncrustify config file with a script to
+apply the coding style to a certain *.c file. The script has not (yet) been run
+on all the GtkSourceView source code, but it can serve as a guideline.
+
   - Avoid trailing whitespace.
 
   - Indent the C code with tabulations with a width of eight characters.