tools: ditch iwyu

.pre-commit-config.yaml

@@ -19,3 +19,9 @@ repos:
  entry: tools/additional_lint
  language: python
  stages: [commit]
+
+ - id: imports
+ name: imports
+ entry: tools/sort_imports
+ language: system
+ files: \.[ch](pp)?$

CONTRIBUTING.md

@@ -71,9 +71,7 @@ will be always considered supplementary.
 
 This project uses [pre-commit](https://pre-commit.com/) to make sure the code
 is formatted the right way. This tool has additional external dependencies:
-`clang-format` for automatic code formatting and `include-what-you-use` to
-remove unused `#include`s.
-To install pre-commit:
+`clang-format` for automatic code formatting. To install pre-commit:
 
 ```
 python3 -m pip install --user pre-commit
@@ -83,7 +81,7 @@ pre-commit install
 To install required external dependencies on Ubuntu:
 
 ```
-apt-get install -y iwyu clang-format-18
+apt-get install -y clang-format-18
 ```
 
 After this, each time you make a commit a hook should trigger to automatically

src/game/clock.c

@@ -1,4 +1,3 @@
-// IWYU pragma: no_include <bits/types/struct_tm.h>
 #include "game/clock.h"
 
 #include "config.h"

src/game/game_string.c

@@ -4,9 +4,7 @@
 
 void GameString_Init(void)
 {
- // IWYU pragma: begin_keep
 #include "game_string.def"
- // IWYU pragma: end_keep
 }
 
 void GameString_Shutdown(void)

src/specific/s_fmv.c

@@ -18,8 +18,6 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-// IWYU pragma: no_include <libavcodec/defs.h>
-
 #include "specific/s_fmv.h"
 
 #include "config.h"