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Make license compatibility checks consistent

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Apply the license specified in the META file to ensure the
compatibility checks are all performed consistently.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #2757
This commit is contained in:
Brian Behlendorf
2014-10-03 10:58:47 -07:00
parent e82cdc3acc
commit e33045ee98
6 changed files with 19 additions and 13 deletions
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config/kernel.m4
+12 -6
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@@ -420,8 +420,8 @@ AC_DEFUN([ZFS_AC_SPL], [
dnl #
dnl # Basic toolchain sanity check.
dnl #
AC_DEFUN([ZFS_AC_TEST_MODULE],
[AC_MSG_CHECKING([whether modules can be built])
AC_DEFUN([ZFS_AC_TEST_MODULE], [
AC_MSG_CHECKING([whether modules can be built])
ZFS_LINUX_TRY_COMPILE([],[],[
AC_MSG_RESULT([yes])
],[
@@ -442,10 +442,16 @@ dnl # detected at configure time and cause a build failure. Otherwise
dnl # modules may be successfully built that behave incorrectly.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_CONFIG], [
AS_IF([test "$ZFS_META_LICENSE" = GPL], [
AC_DEFINE([HAVE_GPL_ONLY_SYMBOLS], [1],
[Define to 1 if licensed under the GPL])
AC_RUN_IFELSE([
AC_LANG_PROGRAM([
#include "$LINUX/include/linux/license.h"
], [
return !license_is_gpl_compatible("$ZFS_META_LICENSE");
])
], [
AC_DEFINE([ZFS_IS_GPL_COMPATIBLE], [1],
[Define to 1 if GPL-only symbols can be used])
], [
])
ZFS_AC_KERNEL_CONFIG_DEBUG_LOCK_ALLOC