#
INCLUDE=${1:-"$PWD/include"}
-echo "# Generated config based on" $INCLUDE >Config
-
-echo "TC schedulers"
-
-echo -n " ATM "
+check_atm()
+{
cat >/tmp/atmtest.c <<EOF
#include <atm.h>
int main(int argc, char **argv) {
echo no
fi
rm -f /tmp/atmtest.c /tmp/atmtest
+}
-echo -n " IPT "
+check_xt()
+{
+#check if we have xtables from iptables >= 1.4.5.
+cat >/tmp/ipttest.c <<EOF
+#include <xtables.h>
+#include <linux/netfilter.h>
+static struct xtables_globals test_globals = {
+ .option_offset = 0,
+ .program_name = "tc-ipt",
+ .program_version = XTABLES_VERSION,
+ .orig_opts = NULL,
+ .opts = NULL,
+ .exit_err = NULL,
+};
+
+int main(int argc, char **argv)
+{
+ xtables_init_all(&test_globals, NFPROTO_IPV4);
+ return 0;
+}
-#check if we need dont our internal header ..
+EOF
+
+if gcc -I$INCLUDE $IPTC -o /tmp/ipttest /tmp/ipttest.c $IPTL $(pkg-config xtables --cflags --libs) -ldl >/dev/null 2>&1
+then
+ echo "TC_CONFIG_XT:=y" >>Config
+ echo "using xtables"
+fi
+rm -f /tmp/ipttest.c /tmp/ipttest
+}
+
+check_xt_old()
+{
+# bail if previous XT checks has already succeded.
+if grep TC_CONFIG_XT Config > /dev/null
+then
+ return
+fi
+
+#check if we dont need our internal header ..
cat >/tmp/ipttest.c <<EOF
#include <xtables.h>
char *lib_dir;
if [ $? -eq 0 ]
then
- echo "TC_CONFIG_XT:=y" >>Config
- echo "using xtables seems no need for internal.h"
-else
- echo "failed test 2"
+ echo "TC_CONFIG_XT_OLD:=y" >>Config
+ echo "using old xtables (no need for xt-internal.h)"
+fi
+rm -f /tmp/ipttest.c /tmp/ipttest
+}
+
+check_xt_old_internal_h()
+{
+# bail if previous XT checks has already succeded.
+if grep TC_CONFIG_XT Config > /dev/null
+then
+ return
fi
#check if we need our own internal.h
if [ $? -eq 0 ]
then
- echo "using xtables instead of iptables (need for internal.h)"
- echo "TC_CONFIG_XT_H:=y" >>Config
+ echo "using old xtables with xt-internal.h"
+ echo "TC_CONFIG_XT_OLD_H:=y" >>Config
+fi
+rm -f /tmp/ipttest.c /tmp/ipttest
+}
+
+check_ipt()
+{
+ if ! grep TC_CONFIG_XT Config > /dev/null
+ then
+ echo "using iptables"
+ fi
+}
+
+check_ipt_lib_dir()
+{
+ IPT_LIB_DIR=""
+ for dir in /lib /usr/lib /usr/local/lib
+ do
+ for file in $dir/{xtables,iptables}/lib*t_*so ; do
+ if [ -f $file ]; then
+ echo ${file%/*}
+ echo "IPT_LIB_DIR:=${file%/*}" >> Config
+ return
+ fi
+ done
+ done
+ echo "not found!"
+}
+check_setns()
+{
+cat >/tmp/setnstest.c <<EOF
+#include <sched.h>
+int main(int argc, char **argv)
+{
+ (void)setns(0,0);
+ return 0;
+}
+EOF
+gcc -I$INCLUDE -o /tmp/setnstest /tmp/setnstest.c >/dev/null 2>&1
+if [ $? -eq 0 ]
+then
+ echo "IP_CONFIG_SETNS:=y" >>Config
+ echo "yes"
else
- echo "failed test 3 using iptables"
+ echo "no"
fi
-rm -f /tmp/ipttest.c /tmp/ipttest
+rm -f /tmp/setnstest.c /tmp/setnstest
+}
+
+echo "# Generated config based on" $INCLUDE >Config
+
+echo "TC schedulers"
+
+echo -n " ATM "
+check_atm
+
+echo -n " IPT "
+check_xt
+check_xt_old
+check_xt_old_internal_h
+check_ipt
+
+echo -n "iptables modules directory: "
+check_ipt_lib_dir
+
+echo -n "libc has setns: "
+check_setns