meson: block compilation with future knot releases

I think it's safer to block it by default.  For developer convenience,
let's allow pre-release variants of one further minor version.

diff --git a/meson.build b/meson.build
index 72788093d6b2ef084d7fe6c00042a5120bcc879a..c52416647ed4d6210b1d919d99b2890cb2a488e4 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -16,7 +16,7 @@ endif
 
 
 message('--- required dependencies ---')
-knot_version = '>=2.8'
+knot_version = [ '>=2.8', '<2.10.0' ] # this would allow unreleased 2.10.dev
 libknot = dependency('libknot', version: knot_version)
 libdnssec = dependency('libdnssec', version: knot_version)
 libzscanner = dependency('libzscanner', version: knot_version)