cf/pthreads.m4

   1 dnl $Id$
   2
   3 AC_DEFUN([KRB_PTHREADS], [
   4 AC_MSG_CHECKING(if compiling threadsafe libraries)
   5
   6 AC_ARG_ENABLE(pthread-support,
   7         AS_HELP_STRING([--enable-pthread-support],
   8                         [if you want thread safe libraries]),
   9         [],[enable_pthread_support=maybe])
  10
  11 case "$host" in
  12 *-*-solaris2*)
  13         native_pthread_support=yes
  14         if test "$GCC" = yes; then
  15                 PTHREADS_CFLAGS=-pthreads
  16                 PTHREADS_LIBS=-pthreads
  17         else
  18                 PTHREADS_CFLAGS=-mt
  19                 PTHREADS_LIBS=-mt
  20         fi
  21         ;;
  22 *-*-netbsd*)
  23         native_pthread_support="if running netbsd 1.6T or newer"
  24         dnl heim_threads.h knows this
  25         PTHREADS_LIBS=""
  26         ;;
  27 *-*-freebsd5*)
  28         native_pthread_support=yes
  29         ;;
  30 *-*-linux* | *-*-linux-gnu)
  31         case `uname -r` in
  32         2.*)
  33                 native_pthread_support=yes
  34                 PTHREADS_CFLAGS=-pthread
  35                 PTHREADS_LIBS=-pthread
  36                 ;;
  37         esac
  38         ;;
  39 *-*-aix*)
  40         dnl AIX is disabled since we don't handle the utmp/utmpx
  41         dnl problems that aix causes when compiling with pthread support
  42         native_pthread_support=no
  43         ;;
  44 mips-sgi-irix6.[[5-9]])  # maybe works for earlier versions too
  45         native_pthread_support=yes
  46         PTHREADS_LIBS="-lpthread"
  47         ;;
  48 *-*-darwin*)
  49         native_pthread_support=yes
  50         ;;
  51 *)
  52         native_pthread_support=no
  53         ;;
  54 esac
  55
  56 if test "$enable_pthread_support" = maybe ; then
  57         enable_pthread_support="$native_pthread_support"
  58 fi
  59
  60 if test "$enable_pthread_support" != no; then
  61     AC_DEFINE(ENABLE_PTHREAD_SUPPORT, 1,
  62         [Define if you want have a thread safe libraries])
  63     dnl This sucks, but libtool doesn't save the depenecy on -pthread
  64     dnl for libraries.
  65     LIBS="$PTHREADS_LIBS $LIBS"
  66 else
  67   PTHREADS_CFLAGS=""
  68   PTHREADS_LIBS=""
  69 fi
  70
  71 AC_SUBST(PTHREADS_CFLAGS)
  72 AC_SUBST(PTHREADS_LIBS)
  73
  74 AC_MSG_RESULT($enable_pthread_support)
  75 ])