#
INCLUDE=${1:-"$PWD/include"}
+# Make a temp directory in build tree.
+TMPDIR=$(mktemp -d config.XXXXXX)
+trap 'status=$?; rm -rf $TMPDIRa; exit $status' EXIT HUP INT QUIT TERM
+
check_atm()
{
-cat >/tmp/atmtest.c <<EOF
+cat >$TMPDIR/atmtest.c <<EOF
#include <atm.h>
int main(int argc, char **argv) {
struct atm_qos qos;
return 0;
}
EOF
-gcc -I$INCLUDE -o /tmp/atmtest /tmp/atmtest.c -latm >/dev/null 2>&1
+gcc -I$INCLUDE -o $TMPDIR/atmtest $TMPDIR/atmtest.c -latm >/dev/null 2>&1
if [ $? -eq 0 ]
then
echo "TC_CONFIG_ATM:=y" >>Config
else
echo no
fi
-rm -f /tmp/atmtest.c /tmp/atmtest
+rm -f $TMPDIR/atmtest.c $TMPDIR/atmtest
}
check_xt()
{
#check if we have xtables from iptables >= 1.4.5.
-cat >/tmp/ipttest.c <<EOF
+cat >$TMPDIR/ipttest.c <<EOF
#include <xtables.h>
#include <linux/netfilter.h>
static struct xtables_globals test_globals = {
EOF
-if gcc -I$INCLUDE $IPTC -o /tmp/ipttest /tmp/ipttest.c $IPTL -ldl -lxtables >/dev/null 2>&1
+if gcc -I$INCLUDE $IPTC -o $TMPDIR/ipttest $TMPDIR/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
+rm -f $TMPDIR/ipttest.c $TMPDIR/ipttest
}
check_xt_old()
return
fi
-#check if we need dont our internal header ..
-cat >/tmp/ipttest.c <<EOF
+#check if we dont need our internal header ..
+cat >$TMPDIR/ipttest.c <<EOF
#include <xtables.h>
char *lib_dir;
unsigned int global_option_offset = 0;
}
EOF
-gcc -I$INCLUDE $IPTC -o /tmp/ipttest /tmp/ipttest.c $IPTL -ldl >/dev/null 2>&1
+gcc -I$INCLUDE $IPTC -o $TMPDIR/ipttest $TMPDIR/ipttest.c $IPTL -ldl >/dev/null 2>&1
if [ $? -eq 0 ]
then
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
+rm -f $TMPDIR/ipttest.c $TMPDIR/ipttest
}
check_xt_old_internal_h()
fi
#check if we need our own internal.h
-cat >/tmp/ipttest.c <<EOF
+cat >$TMPDIR/ipttest.c <<EOF
#include <xtables.h>
#include "xt-internal.h"
char *lib_dir;
}
EOF
-gcc -I$INCLUDE $IPTC -o /tmp/ipttest /tmp/ipttest.c $IPTL -ldl >/dev/null 2>&1
+gcc -I$INCLUDE $IPTC -o $TMPDIR/ipttest $TMPDIR/ipttest.c $IPTL -ldl >/dev/null 2>&1
if [ $? -eq 0 ]
then
echo "using old xtables with xt-internal.h"
echo "TC_CONFIG_XT_OLD_H:=y" >>Config
fi
-rm -f /tmp/ipttest.c /tmp/ipttest
+rm -f $TMPDIR/ipttest.c $TMPDIR/ipttest
}
check_ipt()
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 >$TMPDIR/setnstest.c <<EOF
+#include <sched.h>
+int main(int argc, char **argv)
+{
+ (void)setns(0,0);
+ return 0;
+}
+EOF
+gcc -I$INCLUDE -o $TMPDIR/setnstest $TMPDIR/setnstest.c >/dev/null 2>&1
+if [ $? -eq 0 ]
+then
+ echo "IP_CONFIG_SETNS:=y" >>Config
+ echo "yes"
+else
+ echo "no"
+fi
+rm -f $TMPDIR/setnstest.c $TMPDIR/setnstest
+}
+
echo "# Generated config based on" $INCLUDE >Config
echo "TC schedulers"
check_xt_old_internal_h
check_ipt
+echo -n "iptables modules directory: "
+check_ipt_lib_dir
+
+echo -n "libc has setns: "
+check_setns