granicus.if.org Git - apache/blob - server/mpm/config.m4

   1 AC_MSG_CHECKING(which MPM to use)
   2 AC_ARG_WITH(mpm,
   3 [  --with-mpm=MPM          Choose the process model for Apache to use.
   4                           MPM={dexter,mpmt_beos,mpmt_pthread,prefork,spmt_os2}],[
   5   APACHE_MPM=$withval
   6   mpm_explicit="yes"
   7 ],[
   8   APACHE_MPM=mpmt_pthread
   9   PLAT=`$ac_config_guess`
  10   PLAT=`$ac_config_sub $PLAT`
  11   case "$PLAT" in
  12     *beos*)
  13       APACHE_MPM=mpmt_beos;;
  14     *os2_emx*)
  15       APACHE_MPM=spmt_os2;;
  16   esac
  17   mpm_explicit="no"
  18 ])
  19 AC_MSG_RESULT($APACHE_MPM)
  20
  21 apache_cv_mpm=$APACHE_MPM
  22
  23 if test "$apache_cv_mpm" = "mpmt_pthread" -o "$apache_cv_mpm" = "dexter"; then
  24   PTHREADS_CHECK
  25   AC_MSG_CHECKING([for which threading library to use])
  26   AC_MSG_RESULT($threads_result)
  27
  28   if test "$pthreads_working" = "no"; then
  29     AC_MSG_RESULT(The currently selected MPM requires pthreads which your system seems to lack)
  30     AC_MSG_CHECKING(checking for replacement)
  31     AC_MSG_RESULT(prefork selected)
  32     apache_cv_mpm=prefork
  33   fi
  34 fi
  35
  36 APACHE_CHECK_SIGWAIT_ONE_ARG
  37
  38 APACHE_FAST_OUTPUT(modules/mpm/Makefile)
  39
  40 MPM_NAME=$apache_cv_mpm
  41 MPM_DIR=modules/mpm/$MPM_NAME
  42 MPM_LIB=$MPM_DIR/lib${MPM_NAME}.la
  43
  44 if test "$mpm_explicit" = "no"; then
  45   if test "$MPM_NAME" = "prefork" ; then
  46     MPM_NAME="mpmt_pthread"
  47     EXTRA_CFLAGS="$EXTRA_CFLAGS -DNO_THREADS"
  48
  49     ac_cv_enable_threads="no"
  50     AC_CACHE_SAVE
  51   fi
  52
  53   if test "$MPM_NAME" = "mpmt_pthread" ; then
  54     EXTRA_CFLAGS="$EXTRA_CFLAGS -DMPMT_PTHREAD"
  55   elif test "$MPM_NAME" = "dexter" ; then
  56     EXTRA_CFLAGS="$EXTRA_CFLAGS -DDEXTER"
  57   fi
  58
  59   if test "$MPM_NAME" = "dexter" -o "$MPM_NAME" = "mpmt_pthread"; then
  60     MPM_DIR=modules/mpm/mpmt;
  61     MPM_LIB=$MPM_DIR/libmpmt.la
  62     MPM_NAME="mpmt"
  63   else
  64     MPM_DIR=modules/mpm/$MPM_NAME
  65     MPM_LIB=$MPM_DIR/lib${MPM_NAME}.la
  66   fi
  67 fi
  68
  69 APACHE_SUBST(MPM_NAME)
  70 MODLIST="$MODLIST mpm_${MPM_NAME}"
  71
  72 dnl Check for pthreads and attempt to support it
  73 AC_DEFUN(APACHE_MPM_PTHREAD, [
  74   if test "$pthreads_working" != "yes"; then
  75     AC_MSG_ERROR(This MPM requires pthreads. Try --with-mpm=prefork.)
  76   fi
  77
  78   dnl User threads libraries need pthread.h included everywhere
  79   AC_DEFINE(PTHREAD_EVERYWHERE,,
  80     [Define if all code should have #include <pthread.h>])
  81 ])