AC_MSG_CHECKING(which MPM to use)

AC_ARG_WITH(mpm,

APACHE_HELP_STRING(--with-mpm=MPM,Choose the process model for Apache to use.

MPM={beos|worker|prefork|mpmt_os2|perchild|leader}),[

APACHE_MPM=$withval

],[

if test "x$APACHE_MPM" = "x"; then

APACHE_MPM=prefork

fi

])

AC_MSG_RESULT($APACHE_MPM)

apache_cv_mpm=$APACHE_MPM

if test "$apache_cv_mpm" = "worker" -o "$apache_cv_mpm" = "perchild" -o "$apache_cv_mpm" = "leader"; then

APR_CHECK_APR_DEFINE(APR_HAS_THREADS, srclib/apr)

if test "x$ac_cv_define_APR_HAS_THREADS" = "xno"; then

AC_MSG_RESULT(The currently selected MPM requires threads which your system seems to lack)

AC_MSG_CHECKING(checking for replacement)

AC_MSG_RESULT(prefork selected)

apache_cv_mpm=prefork

fi

fi

APACHE_FAST_OUTPUT(server/mpm/Makefile)

MPM_NAME=$apache_cv_mpm

if test "$MPM_NAME" = "leader"; then

MPM_SUBDIR_NAME=experimental/$MPM_NAME

else

MPM_SUBDIR_NAME=$MPM_NAME

fi

MPM_DIR=server/mpm/$MPM_SUBDIR_NAME

MPM_LIB=$MPM_DIR/lib${MPM_NAME}.la

if test ! -f "$abs_srcdir/$MPM_DIR/mpm.h"; then

AC_MSG_ERROR(the selected mpm -- $apache_cv_mpm -- is not supported)

fi

APACHE_SUBST(MPM_NAME)

APACHE_SUBST(MPM_SUBDIR_NAME)

MODLIST="$MODLIST mpm_${MPM_NAME}"