From 4729aefebb98d229e542609c2b6c92545c7a69d8 Mon Sep 17 00:00:00 2001
From: Jacek Szafarkiewicz <szafar@linux.pl>
Date: Tue, 24 Jan 2023 10:15:01 +0100
Subject: [PATCH] Better way to detect clang compiler

Signed-off-by: Jacek Szafarkiewicz <szafar@linux.pl>
---
 dkms.in | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/dkms.in b/dkms.in
index e3a35a25..417a4082 100644
--- a/dkms.in
+++ b/dkms.in
@@ -1037,10 +1037,12 @@ prepare_build()
     done
 
     if [[ -e "${kernel_config}" ]]; then
-        cc=$(sed -n 's|^CONFIG_CC_VERSION_TEXT="\([^ ]*\) .*"|\1|p' "${kernel_config}")
-        if command -v "$cc" >/dev/null; then
-            export CC="$cc"
-            export KERNEL_CC="$cc"
+        if grep -q 'CONFIG_CC_IS_CLANG=y' "${kernel_config}"; then
+            cc=clang
+            if command -v "$cc" >/dev/null; then
+                export CC="$cc"
+                export KERNEL_CC="$cc"
+            fi
         fi
 
         if grep -q 'CONFIG_LD_IS_LLD=y' "${kernel_config}"; then