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authorLaurent Bercot <ska-skaware@skarnet.org>2017-10-29 23:21:16 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2017-10-29 23:21:16 +0000
commit63da79c0bfd51770b7dd3eda7140741b4feb1d3e (patch)
tree022295e21ca1ac44868bf371036fcd6c93cd2292 /configure
parent6c7428b64a40894ae0b8a741150dcc285618959c (diff)
downloads6-linux-utils-63da79c0bfd51770b7dd3eda7140741b4feb1d3e.tar.xz
Support default pie
Diffstat (limited to 'configure')
-rwxr-xr-xconfigure15
1 files changed, 15 insertions, 0 deletions
diff --git a/configure b/configure
index 70b6545..aa6f91f 100755
--- a/configure
+++ b/configure
@@ -292,6 +292,16 @@ if [ "x$target" != "x$(cat $sysdeps/target)" ] ; then
exit 1
fi
+defaultpie=false
+echo "Checking whether we're building PIE..."
+if $CC_AUTO $CPPFLAGS_AUTO $CPPFLAGS $CPPFLAGS_POST $CFLAGS_AUTO $CFLAGS $CFLAGS_POST -dM -E - < /dev/null | grep -qF __PIE__ ; then
+ defaultpie=true
+ CFLAGS_AUTO="$CFLAGS_AUTO -fPIC"
+ echo " ... yes"
+else
+ echo " ... no"
+fi
+
spawn_lib=$(cat $sysdeps/spawn.lib)
socket_lib=$(cat $sysdeps/socket.lib)
sysclock_lib=$(cat $sysdeps/sysclock.lib)
@@ -404,6 +414,11 @@ if $shared ; then
else
echo "DO_SHARED :="
fi
+if $defaultpie ; then
+ echo "DEFAULT_PIE := 1"
+else
+ echo "DEFAULT_PIE :="
+fi
exec 1>&3 3>&-
echo " ... done."