Using a dummy channel causes CDR() testing to fail.
[asterisk/asterisk.git] / configure.ac
index 6ac4f7b..ea0e3eb 100644 (file)
@@ -210,6 +210,49 @@ fi
 fi
 AC_SUBST(DOWNLOAD)
 
+AC_CACHE_CHECK([for bison that supports parse-param], [ac_cv_path_BISON2], [
+       if test "x$BISON" != "x:" ; then
+               # Create a temporary directory $tmp in $TMPDIR (default /tmp).
+               # Use mktemp if possible; otherwise fall back on mkdir,
+               # with $RANDOM to make collisions less likely.
+               : ${TMPDIR=/tmp}
+               {
+                 tmp=`
+                   (umask 077 && mktemp -d "$TMPDIR/fooXXXXXX") 2>/dev/null
+                 ` &&
+                 test -n "$tmp" && test -d "$tmp"
+               } || {
+                 tmp=$TMPDIR/foo$$-$RANDOM
+                 (umask 077 && mkdir "$tmp")
+               } || exit $?
+               cat >$tmp/test.y <<__EOL__
+%parse-param {struct parse_io *parseio}
+%%
+file : { \$\$ = parseio->pval = 1; }
+       ;
+%%
+__EOL__
+               ${BISON} -o ${tmp}/test.tab.c ${tmp}/test.y >/dev/null 2>&1
+               if test -e "${tmp}/test.tab.c"; then
+                       ac_cv_path_BISON2=${BISON}
+               fi
+               rm -rf ${tmp}
+       fi
+       ])
+if test "x${ac_cv_path_BISON2}" = "x" ; then
+       BISON=:
+       PBX_BISON=0
+else
+       PBX_BISON=1
+fi
+AC_SUBST(PBX_BISON)
+if test "x${FLEX}" = "x:" ; then
+       PBX_FLEX=0
+else
+       PBX_FLEX=1
+fi
+AC_SUBST(PBX_FLEX)
+
 AC_CHECK_TOOL([SOXMIX], [soxmix], [:])
 if test "${SOXMIX}" != ":" ; then
        AC_DEFINE([HAVE_SOXMIX], 1, [Define to 1 if your system has soxmix application.])