Document minimum C standard

Signed-off-by: Cristian Le <cristian.le@mpsd.mpg.de>
spglib · Jun 20, 2023 · 20a8ac0 · 20a8ac0
1 parent a8423f3
commit 20a8ac0
Show file tree

Hide file tree

Showing 2 changed files with 10 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -66,6 +66,11 @@ int main(void) {
 }
 ```
 
+## Requirements
+
+- C standard: As of version 2.1.0, Spglib explicitly enforces a minimum standard of
+  [C11](https://en.cppreference.com/w/c/11)
+
 ## How to use Spglib
 
 We currently only officially support conda and pip packaging of spglib, with plans

diff --git a/doc/index.md b/doc/index.md
@@ -28,6 +28,11 @@ The detailed algorithm of spglib is described the following text:
   Atsushi Togo and Isao Tanaka,
   <https://arxiv.org/abs/1808.01590> (written at version 1.10.4)
 
+## Requirements
+
+- C standard: As of version 2.1.0, Spglib explicitly enforces a minimum standard of
+  [C11](https://en.cppreference.com/w/c/11)
+
 ## Features
 
 - Find symmetry operations