code.delx.au - pulseaudio/blob - m4/orc.m4

   1 dnl pkg-config-based checks for Orc
   2
   3 dnl specific:
   4 dnl ORC_CHECK([REQUIRED_VERSION])
   5
   6 AC_DEFUN([ORC_CHECK],
   7 [
   8   ORC_REQ=ifelse([$1], , "0.4.5", [$1])
   9
  10   AC_ARG_ENABLE(orc,
  11   AC_HELP_STRING([--enable-orc],[use Orc if installed]),
  12   [case "${enableval}" in
  13     auto) enable_orc=auto ;;
  14     yes) enable_orc=yes ;;
  15     no)  enable_orc=no ;;
  16     *) AC_MSG_ERROR(bad value ${enableval} for --enable-orc) ;;
  17   esac
  18   ],
  19   [enable_orc=auto]) dnl Default value
  20
  21   if test "x$enable_orc" != "xno" ; then
  22     PKG_CHECK_MODULES(ORC, orc-0.4 >= $ORC_REQ, [
  23       AC_DEFINE(HAVE_ORC, 1, [Use Orc])
  24       ORCC=`$PKG_CONFIG --variable=orcc orc-0.4`
  25       AC_SUBST(ORCC)
  26       HAVE_ORC=yes
  27     ], [
  28       if test "x$enable_orc" = "xyes" ; then
  29         AC_MSG_ERROR([--enable-orc specified, but Orc >= $ORC_REQ not found])
  30       fi
  31       AC_DEFINE(DISABLE_ORC, 1, [Disable Orc])
  32       HAVE_ORC=no
  33     ])
  34   else
  35     AC_DEFINE(DISABLE_ORC, 1, [Disable Orc])
  36     HAVE_ORC=no
  37   fi
  38   AM_CONDITIONAL(HAVE_ORC, test "x$HAVE_ORC" = "xyes")
  39
  40 ]))
  41
  42 AC_DEFUN([ORC_OUTPUT],
  43 [
  44   if test "$HAVE_ORC" = yes ; then
  45     printf "configure: *** Orc acceleration enabled.\n"
  46   else
  47     if test "x$enable_orc" = "xno" ; then
  48       printf "configure: *** Orc acceleration disabled by --disable-orc.  Slower code paths\n"
  49       printf "               will be used.\n"
  50     else
  51       printf "configure: *** Orc acceleration disabled.  Requires Orc >= $ORC_REQ, which was\n"
  52       printf "               not found.  Slower code paths will be used.\n"
  53     fi
  54   fi
  55   printf "\n"
  56 ])