If DIST_SUBDIRS isn't set, it defaults to SUBDIRS, so it's just noise.
Running tests before building documentation is an easy way to speed up the
hack/make check/fix cycle, by not wasting time rebuilding the
documentation (which is often slow) until all the tests compile and pass.
https://bugs.freedesktop.org/show_bug.cgi?id=34405
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
-SUBDIRS=dbus bus doc tools test
-DIST_SUBDIRS=dbus bus doc tools test
+SUBDIRS=dbus bus tools test doc
pkgconfigdir = $(libdir)/pkgconfig
pkgconfig_DATA = dbus-1.pc