diff options
| -rw-r--r-- | config/kernel-types.m4 | 40 | ||||
| -rw-r--r-- | config/kernel.m4 | 2 | ||||
| -rw-r--r-- | include/os/linux/spl/sys/types.h | 2 |
3 files changed, 44 insertions, 0 deletions
diff --git a/config/kernel-types.m4 b/config/kernel-types.m4 new file mode 100644 index 000000000..ed76af283 --- /dev/null +++ b/config/kernel-types.m4 @@ -0,0 +1,40 @@ +dnl # +dnl # check if kernel provides definitions for given types +dnl # + +dnl _ZFS_AC_KERNEL_SRC_TYPE(type) +AC_DEFUN([_ZFS_AC_KERNEL_SRC_TYPE], [ + ZFS_LINUX_TEST_SRC([type_$1], [ + #include <linux/types.h> + ],[ + const $1 __attribute__((unused)) x = ($1) 0; + ]) +]) + +dnl _ZFS_AC_KERNEL_TYPE(type) +AC_DEFUN([_ZFS_AC_KERNEL_TYPE], [ + AC_MSG_CHECKING([whether kernel defines $1]) + ZFS_LINUX_TEST_RESULT([type_$1], [ + AC_MSG_RESULT([yes]) + AC_DEFINE([HAVE_KERNEL_]m4_quote(m4_translit([$1], [a-z], [A-Z])), + 1, [kernel defines $1]) + ], [ + AC_MSG_RESULT([no]) + ]) +]) + +dnl ZFS_AC_KERNEL_TYPES([types...]) +AC_DEFUN([ZFS_AC_KERNEL_TYPES], [ + AC_DEFUN([ZFS_AC_KERNEL_SRC_TYPES], [ + m4_foreach_w([type], [$1], [ + _ZFS_AC_KERNEL_SRC_TYPE(type) + ]) + ]) + AC_DEFUN([ZFS_AC_KERNEL_TYPES], [ + m4_foreach_w([type], [$1], [ + _ZFS_AC_KERNEL_TYPE(type) + ]) + ]) +]) + +ZFS_AC_KERNEL_TYPES([intptr_t]) diff --git a/config/kernel.m4 b/config/kernel.m4 index 548905ccd..b51477b6a 100644 --- a/config/kernel.m4 +++ b/config/kernel.m4 @@ -37,6 +37,7 @@ dnl # only once the compilation can be done in parallel significantly dnl # speeding up the process. dnl # AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [ + ZFS_AC_KERNEL_SRC_TYPES ZFS_AC_KERNEL_SRC_OBJTOOL ZFS_AC_KERNEL_SRC_GLOBAL_PAGE_STATE ZFS_AC_KERNEL_SRC_ACCESS_OK_TYPE @@ -187,6 +188,7 @@ dnl # dnl # Check results of kernel interface tests. dnl # AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [ + ZFS_AC_KERNEL_TYPES ZFS_AC_KERNEL_ACCESS_OK_TYPE ZFS_AC_KERNEL_GLOBAL_PAGE_STATE ZFS_AC_KERNEL_OBJTOOL diff --git a/include/os/linux/spl/sys/types.h b/include/os/linux/spl/sys/types.h index 20ba457f7..94ba7b6ad 100644 --- a/include/os/linux/spl/sys/types.h +++ b/include/os/linux/spl/sys/types.h @@ -38,7 +38,9 @@ typedef unsigned long ulong_t; typedef unsigned long long u_longlong_t; typedef long long longlong_t; +#ifndef HAVE_KERNEL_INTPTR_T typedef long intptr_t; +#endif typedef unsigned long long rlim64_t; typedef struct task_struct kthread_t; |