Sandbox methods with seccomp-BPF; except cdrom, gpgv, rsh

This reduces the number of syscalls to about 140 from about
350 or so, significantly reducing security risks.

Also change prepare-release to ignore the architecture lists
in the build dependencies when generating the build-depends
package for travis.

We might want to clean up things a bit more and/or move it
somewhere else.

1 files changed, 1 insertions, 0 deletions

diff --git a/prepare-release b/prepare-release
index e12ca2dc9..e9e9362da 100755
--- a/prepare-release
+++ b/prepare-release
@@ -40,6 +40,7 @@ test_deb_control() {
 	  | sed -r -e 's#<[^,<>()@]*>##g' \
 	           -e 's#@[^,<>()@]*@##g' \
 	           -e 's#\[linux-any\]*##g' \
+	           -e 's#\[[^][]*\]*##g' \
 	           -e 's#dpkg-dev \([^)]*\)#dpkg-dev#g' \
 	           -e 's#debhelper \([^)]*\)#debhelper#g' \
 	           -e 's#g\+\+ \([^)]*\)#g++#g' \