docs/contributing: add `#pragma once` to Coding Conventions

This supersedes the older include guard mechanism since all the
compilers now support it. It's easier for new users and less prone
to error.
This commit is contained in:
James Laird-Wah 2018-09-15 11:50:12 +10:00 committed by Drashna Jaelre
parent 48a992f1c0
commit b1f11636c6
1 changed files with 1 additions and 0 deletions

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@ -70,6 +70,7 @@ Most of our style is pretty easy to pick up on, but right now it's not entirely
* Do not write obvious comments
* If you not sure if a comment is obvious, go ahead and include it.
* In general we don't wrap lines, they can be as long as needed. If you do choose to wrap lines please do not wrap any wider than 76 columns.
* We use `#pragma once` at the start of header files rather than old-style include guards (`#ifndef THIS_FILE_H`, `#define THIS_FILE_H`, ..., `#endif`)
# General Guidelines