linux-aio-functions-improved-test-20061011

detect properly if we have nothing
This commit is contained in:
Derrick Brashear 2006-10-12 13:22:28 +00:00
parent eca0d2bdc9
commit d71d42d29f

View File

@ -648,11 +648,14 @@ AC_DEFUN([LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK], [
AC_DEFUN([LINUX_DO_SYNC_READ], [ AC_DEFUN([LINUX_DO_SYNC_READ], [
AC_MSG_CHECKING([for linux do_sync_read()]) AC_MSG_CHECKING([for linux do_sync_read()])
AC_CACHE_VAL([ac_cv_linux_do_sync_read], [ AC_CACHE_VAL([ac_cv_linux_do_sync_read], [
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS -Werror-implicit-function-declaration"
AC_TRY_KBUILD( AC_TRY_KBUILD(
[#include <linux/fs.h>], [#include <linux/fs.h>],
[do_sync_read(NULL, NULL, 0, NULL);], [do_sync_read(NULL, NULL, 0, NULL);],
ac_cv_linux_do_sync_read=yes, ac_cv_linux_do_sync_read=yes,
ac_cv_linux_do_sync_read=no)]) ac_cv_linux_do_sync_read=no)
CPPFLAGS="$save_CPPFLAGS"])
AC_MSG_RESULT($ac_cv_linux_do_sync_read) AC_MSG_RESULT($ac_cv_linux_do_sync_read)
if test "x$ac_cv_linux_do_sync_read" = "xyes"; then if test "x$ac_cv_linux_do_sync_read" = "xyes"; then
AC_DEFINE([DO_SYNC_READ], 1, [define if your kernel has do_sync_read()]) AC_DEFINE([DO_SYNC_READ], 1, [define if your kernel has do_sync_read()])
@ -661,12 +664,16 @@ AC_DEFUN([LINUX_DO_SYNC_READ], [
AC_DEFUN([LINUX_GENERIC_FILE_AIO_READ], [ AC_DEFUN([LINUX_GENERIC_FILE_AIO_READ], [
AC_MSG_CHECKING([for linux generic_file_aio_read()]) AC_MSG_CHECKING([for linux generic_file_aio_read()])
AC_CACHE_VAL([ac_cv_linux_generic_file_aio_read], [ AC_CACHE_VAL([ac_cv_linux_generic_file_aio_read], [
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS -Werror-implicit-function-declaration"
AC_TRY_KBUILD( AC_TRY_KBUILD(
[#include <linux/fs.h>], [#include <linux/fs.h>],
[generic_file_aio_read(NULL, NULL, 0, 0);], [generic_file_aio_read(NULL, NULL, 0, 0);],
ac_cv_linux_generic_file_aio_read=yes, ac_cv_linux_generic_file_aio_read=yes,
ac_cv_linux_generic_file_aio_read=no)]) ac_cv_linux_generic_file_aio_read=no)
CPPFLAGS="$save_CPPFLAGS"])
AC_MSG_RESULT($ac_cv_linux_generic_file_aio_read) AC_MSG_RESULT($ac_cv_linux_generic_file_aio_read)
if test "x$ac_cv_linux_generic_file_aio_read" = "xyes"; then if test "x$ac_cv_linux_generic_file_aio_read" = "xyes"; then
AC_DEFINE([GENERIC_FILE_AIO_READ], 1, [define if your kernel has generic_file_aio_read()]) AC_DEFINE([GENERIC_FILE_AIO_READ], 1, [define if your kernel has generic_file_aio_read()])
fi]) fi])