debian: fixes for dpkg-buildpackage (#1634)

Flex, Bison are build dependencies to optional run time dependencies.
Depend on linked libraries using ${shlibs}
Silence some Lintian warnings about statically linked vendored libraries.

Signed-off-by: Nicholas Brown <[email protected]>

Author: nickbroon

debian/control

@@ -2,16 +2,15 @@ Source: td-agent-bit
 Section: net
 Priority: optional
 Maintainer: Eduardo Silva <[email protected]>
-Build-Depends: debhelper (>= 7.0.50~), cmake (>= 2.6)
+Build-Depends: debhelper (>= 7.0.50~), cmake (>= 2.6), flex, bison
 Standards-Version: 4.3.0
 Homepage: http://fluentbit.io
 Vcs-Git: https://github.com/fluent/fluent-bit
 Vcs-Browser: https://github.com/fluent/fluent-bit
 
 Package: td-agent-bit
 Architecture: any
-Depends: ${misc:Depends}
-Suggests: flex, bison
+Depends: ${misc:Depends}, ${shlibs:Depends}
 Description: High performance Log Forwarder for Linux.
  Fluent Bit is a high performance data collector and log forwarder for Linux. 
  It provides a flexible architecture and plugins to collect, parser, filter and

debian/td-agent-bit.lintian-overrides

@@ -1,3 +1,4 @@
+td-agent-bit: embedded-library *
 td-agent-bit: package-name-doesnt-match-sonames libfluent-bit
 td-agent-bit: embedded-library opt/td-agent-bit/bin/td-agent-bit: mbedtls
 td-agent-bit: embedded-library opt/td-agent-bit/lib/x86_64-linux-gnu/libfluent-bit.so: mbedtls