Fake modpost stage for LINUX_COMPILE.

[zfs.git] / config / kernel.m4

diff --git a/config/kernel.m4 b/config/kernel.m4
index 2fb3fc9..b9c9fb9 100644 (file)
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -444,10 +444,12 @@ dnl # ZFS_LINUX_COMPILE_IFELSE / like AC_COMPILE_IFELSE
 dnl #
 AC_DEFUN([ZFS_LINUX_COMPILE_IFELSE], [
        m4_ifvaln([$1], [ZFS_LINUX_CONFTEST([$1])])
-       rm -Rf build && mkdir -p build
+       rm -Rf build && mkdir -p build && touch build/conftest.mod.c
        echo "obj-m := conftest.o" >build/Makefile
+       modpost_flag=''
+       test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
        AS_IF(
-               [AC_TRY_COMMAND(cp conftest.c build && make [$2] -C $LINUX_OBJ EXTRA_CFLAGS="-Werror-implicit-function-declaration $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build) >/dev/null && AC_TRY_COMMAND([$3])],
+               [AC_TRY_COMMAND(cp conftest.c build && make [$2] -C $LINUX_OBJ EXTRA_CFLAGS="-Werror-implicit-function-declaration $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag) >/dev/null && AC_TRY_COMMAND([$3])],
                [$4],
                [_AC_MSG_LOG_CONFTEST m4_ifvaln([$5],[$5])]
        )