[PATCH] coding-style: Document 80 chars limit for line length

[Michal Privoznik]

The idea is to have it like a soft limit: if possible then break
lines, if not then have a long line instead of some creative
approach.

Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
---
 docs/coding-style.rst | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/docs/coding-style.rst b/docs/coding-style.rst
index cfd7b16638..813128bfb6 100644
--- a/docs/coding-style.rst
+++ b/docs/coding-style.rst
@@ -131,7 +131,7 @@ around operators and keywords:
 
   indent-libvirt()
   {
-    indent -bad -bap -bbb -bli4 -br -ce -brs -cs -i4 -l75 -lc75 \
+    indent -bad -bap -bbb -bli4 -br -ce -brs -cs -i4 -l80 -lc80 \
            -sbi4 -psl -saf -sai -saw -sbi4 -ss -sc -cdw -cli4 -npcs -nbc \
            --no-tabs "$@"
   }
@@ -141,6 +141,18 @@ further, by piping it through ``expand -i``, since some leading
 TABs can get through. Usually they're in macro definitions or
 strings, and should be converted anyhow.
 
+The recommended length for lines is 80 characters, but common sense
+should prevail. It may get tricky around some names (because of how
+Libvirt constructs names for functions/enums/etc.)
+
+::
+
+  foo(
+  arg1, arg2
+  );            // Bad
+  foo(arg1,
+      arg2);    // Good
+
 Libvirt requires a C99 compiler for various reasons. However, most
 of the code base prefers to stick to C89 syntax unless there is a
 compelling reason otherwise. For example, it is preferable to use
-- 
2.26.2