From b1e8807bc526b729817957136a7434ac572a951e Mon Sep 17 00:00:00 2001
From: Linus Groh <mail@linusgroh.de>
Date: Wed, 12 Aug 2020 13:49:49 +0200
Subject: [PATCH] Meta: Check that "#include <LibM/math.h>" is not being used

---
 Meta/check-style.sh | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Meta/check-style.sh b/Meta/check-style.sh
index 55d5c7bf813aa9..c20553a85d6197 100755
--- a/Meta/check-style.sh
+++ b/Meta/check-style.sh
@@ -17,11 +17,18 @@ MISSING_PRAGMA_ONCE_ERRORS=()
 GOOD_PRAGMA_ONCE_PATTERN=$'(^|\\S\n\n)#pragma once(\n\n\\S.|$)'
 BAD_PRAGMA_ONCE_ERRORS=()
 
+# We check that "#include <LibM/math.h>" is not being used
+LIBM_MATH_H_INCLUDE_PATTERN='#include <LibM/math.h>'
+LIBM_MATH_H_INCLUDE_ERRORS=()
+
 while IFS= read -r f; do
     file_content="$(< "$f")"
     if [[ ! "$file_content" =~ $LICENSE_HEADER_PATTERN ]]; then
         MISSING_LICENSE_HEADER_ERRORS+=("$f")
     fi
+    if [[ "$file_content" =~ $LIBM_MATH_H_INCLUDE_PATTERN ]]; then
+        LIBM_MATH_H_INCLUDE_ERRORS+=("$f")
+    fi
     if [[ "$f" =~ \.h$ ]]; then
         if [[ ! "$file_content" =~ $PRAGMA_ONCE_PATTERN ]]; then
             MISSING_PRAGMA_ONCE_ERRORS+=("$f")
@@ -54,4 +61,8 @@ if (( ${#BAD_PRAGMA_ONCE_ERRORS[@]} )); then
     echo "\"#pragma once\" should have a blank line before and after in these files: ${BAD_PRAGMA_ONCE_ERRORS[*]}"
     exit_status=1
 fi
+if (( ${#LIBM_MATH_H_INCLUDE_ERRORS[@]} )); then
+    echo "\"#include <LibM/math.h>\" should be replaced with just \"#include <math.h>\" in these files: ${LIBM_MATH_H_INCLUDE_ERRORS[*]}"
+    exit_status=1
+fi
 exit "$exit_status"