#!/bin/sh
#configure script to determine some symbols of kernel

if [ "$KBUILD_MODULES" != "1" ]; then
  exit 0 # exit if not building modules
fi

CONFIGURE_CFLAGS="$KBUILD_CPPFLAGS $KBUILD_CFLAGS $LINUXINCLUDE"
module_version=$(grep "^PACKAGE_VERSION" "$KBUILD_EXTMOD/dkms.conf" | grep -o "[0-9]*\.[0-9]*\.[0-9]*")

cat <<EOF > "$KBUILD_EXTMOD/include/config.h"
#include <linux/version.h>

#define DKMS_MODULE_VERSION "$module_version.sriov-6.12.8"
EOF

# conftest
for symbol_test in "$KBUILD_EXTMOD"/config/*.c
do
  $CC $CONFIGURE_CFLAGS -c "$symbol_test" -o /dev/null > /dev/null 2>&1
  if [ $? -eq 0 ]; then
    grep '// \?build success:' "$symbol_test" | sed 's/^.*\/\/ \?build success: *//g' >> "$KBUILD_EXTMOD/include/config.h"
  fi
done