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1 AC_MSG_CHECKING(which MPM to use)

2 AC_ARG_WITH(mpm,

3 [ --with-mpm=MPM Choose the process model, etc. for Apache to use.],

4 [

5 if test "$withval" != "no" ; then

6 apache_cv_mpm=$withval

7 AC_MSG_RESULT($apache_cv_mpm)

8 else

9 apache_cv_mpm="mpmt_pthread"

10 AC_MSG_RESULT(No MPM specified. Using pthread)

11 fi

12 ],[

13 apache_cv_mpm="mpmt_pthread"

14 AC_MSG_RESULT(No MPM specified. Using pthread)

15 ])

17 APACHE_OUTPUT(modules/mpm/Makefile)

18 MPM_NAME=$apache_cv_mpm

19 MPM_DIR=modules/mpm/$MPM_NAME

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

22 AC_SUBST(MPM_NAME)

23 MODLIST="$MODLIST mpm_${MPM_NAME}"

25 dnl All the unix MPMs use shared memory; save a little duplication

26 AC_DEFUN(APACHE_MPM_CHECK_SHMEM, [

27 AC_CHECK_FUNCS(shmget)

28 AC_FUNC_MMAP

30 AC_MSG_CHECKING(which shared memory mechanism to use)

31 if test "$ac_cv_func_shmget" = "yes" ; then

32 AC_DEFINE(USE_SHMGET_SCOREBOARD)

33 AC_MSG_RESULT(shmget)

34 elif test "$ac_cv_func_mmap" = "yes" ; then

35 AC_DEFINE(USE_MMAP_SCOREBOARD)

36 AC_MSG_RESULT(mmap)

37 else

38 AC_MSG_ERROR(No known shared memory system)

39 fi

40 ])

42 dnl Check for pthreads and attempt to support it

43 AC_DEFUN(APACHE_MPM_PTHREAD, [

45 dnl XXX - We should be checking for the proper flags to use on a particular

46 dnl platform. This will cover a couple of them, anyway

47 CFLAGS="-pthread $CFLAGS"

48 CXXFLAGS="-pthread $CXXFLAGS"

50 AC_CHECK_HEADER(pthread.h, [ ],[

51 AC_MSG_ERROR(This MPM requires pthreads. Try --with-mpm=prefork.)

52 ])

53 AC_CHECK_FUNC(pthread_create, [ ],[

54 AC_MSG_ERROR(Can't compile pthread code.)

55 ])

57 dnl User threads libraries need pthread.h included everywhere

58 AC_DEFINE(PTHREAD_EVERYWHERE)

59 ])