--- /dev/null
+dnl pkg-config-based checks for Orc
+
+dnl specific:
+dnl ORC_CHECK([REQUIRED_VERSION])
+
+AC_DEFUN([ORC_CHECK],
+[
+ ORC_REQ=ifelse([$1], , "0.4.6", [$1])
+
+ AC_ARG_ENABLE(orc,
+ AC_HELP_STRING([--enable-orc],[use Orc if installed]),
+ [case "${enableval}" in
+ auto) enable_orc=auto ;;
+ yes) enable_orc=yes ;;
+ no) enable_orc=no ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for --enable-orc) ;;
+ esac
+ ],
+ [enable_orc=auto]) dnl Default value
+
+ if test "x$enable_orc" != "xno" ; then
+ PKG_CHECK_MODULES(ORC, orc-0.4 >= $ORC_REQ, [
+ AC_DEFINE(HAVE_ORC, 1, [Use Orc])
+ HAVE_ORC=yes
+ if test "x$ORCC" = "x" ; then
+ AC_MSG_CHECKING(for usable orcc)
+ ORCC=`$PKG_CONFIG --variable=orcc orc-0.4`
+ dnl check whether the orcc found by pkg-config can be run from the build environment
+ dnl if this is not the case (e.g. when cross-compiling) fall back to orcc from PATH
+ AS_IF([$ORCC --version 1> /dev/null 2> /dev/null], [], [ORCC=`which orcc`])
+ AC_MSG_RESULT($ORCC)
+ fi
+ AC_SUBST(ORCC)
+ ORCC_FLAGS="--compat $ORC_REQ"
+ AC_SUBST(ORCC_FLAGS)
+ AS_IF([test "x$ORCC" = "x"], [HAVE_ORCC=no], [HAVE_ORCC=yes])
+ ], [
+ if test "x$enable_orc" = "xyes" ; then
+ AC_MSG_ERROR([--enable-orc specified, but Orc >= $ORC_REQ not found])
+ fi
+ AC_DEFINE(DISABLE_ORC, 1, [Disable Orc])
+ HAVE_ORC=no
+ HAVE_ORCC=no
+ ])
+ else
+ AC_DEFINE(DISABLE_ORC, 1, [Disable Orc])
+ HAVE_ORC=no
+ HAVE_ORCC=no
+ fi
+ AM_CONDITIONAL(HAVE_ORC, [test "x$HAVE_ORC" = "xyes"])
+ AM_CONDITIONAL(HAVE_ORCC, [test "x$HAVE_ORCC" = "xyes"])
+
+]))
+
+AC_DEFUN([ORC_OUTPUT],
+[
+ if test "$HAVE_ORC" = yes ; then
+ printf "configure: *** Orc acceleration enabled.\n"
+ else
+ if test "x$enable_orc" = "xno" ; then
+ printf "configure: *** Orc acceleration disabled by --disable-orc. Slower code paths\n"
+ printf " will be used.\n"
+ else
+ printf "configure: *** Orc acceleration disabled. Requires Orc >= $ORC_REQ, which was\n"
+ printf " not found. Slower code paths will be used.\n"
+ fi
+ fi
+ printf "\n"
+])
+