AC_DEFUN(LINUX_NEED_RHCONFIG,[ if test "x$enable_redhat_buildsys" = "xyes"; then RHCONFIG_SP="" RHCONFIG_MP="" else AC_MSG_CHECKING(for redhat kernel configuration) if test -f "${LINUX_KERNEL_PATH}/include/linux/rhconfig.h"; then ac_linux_rhconfig=yes RHCONFIG_SP="-D__BOOT_KERNEL_UP=1 -D__BOOT_KERNEL_SMP=0 -U__SMP__" RHCONFIG_MP="-D__BOOT_KERNEL_UP=0 -D__BOOT_KERNEL_SMP=1 -D__SMP__" AC_MSG_RESULT($ac_linux_rhconfig) if test ! -f "/boot/kernel.h"; then AC_MSG_WARN([/boot/kernel.h does not exist. build may fail]) fi else ac_linux_rhconfig=no RHCONFIG_SP="-U__SMP__" RHCONFIG_MP="-D__SMP__" AC_MSG_RESULT($ac_linux_rhconfig) fi fi AC_SUBST(RHCONFIG_SP) AC_SUBST(RHCONFIG_MP) ]) AC_DEFUN(LINUX_WHICH_MODULES,[ if test "x$enable_redhat_buildsys" = "xyes"; then MPS=Default else save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -D__KERNEL__ $RHCONFIG_SP $CPPFLAGS" AC_MSG_CHECKING(if kernel uses MODVERSIONS) AC_CACHE_VAL(ac_cv_linux_config_modversions,[ AC_TRY_COMPILE( [#include ], [#ifndef CONFIG_MODVERSIONS lose; #endif ], ac_cv_linux_config_modversions=yes, ac_cv_linux_config_modversions=no)]) AC_MSG_RESULT($ac_cv_linux_config_modversions) AC_MSG_CHECKING(which kernel modules to build) if test "x$ac_linux_rhconfig" = "xyes" -o "x$ac_cv_linux_config_modversions" = "xno"; then MPS="MP SP" else AC_CACHE_VAL(ac_cv_linux_config_smp, [ AC_TRY_COMPILE( [#include ], [#ifndef CONFIG_SMP lose; #endif ], ac_cv_linux_config_smp=yes, ac_cv_linux_config_smp=no)]) dnl AC_MSG_RESULT($ac_cv_linux_config_smp) if test "x$ac_cv_linux_config_smp" = "xyes"; then MPS=MP else MPS=SP fi fi CPPFLAGS=$save_CPPFLAGS AC_MSG_RESULT($MPS) fi AC_SUBST(MPS) ])