2017-03-24 14:21, Olivier Matz: > Before this patch, the management of dependencies between directories > had several issues: > > - the generation of .depdirs, done at configuration is slow: it can take > more than one minute on some slow targets (usually ~10s on a standard > PC without -j). > > - for instance, it is possible to express a dependency like: > - app/foo depends on lib/librte_foo > - and lib/librte_foo depends on app/bar > But this won't work because the directories are traversed with a > depth-first algorithm, so we have to choose between doing 'app' before > or after 'lib'. > > - the script depdirs-rule.sh is too complex. > > - we cannot use "make -d" for debug, because the output of make is used for > the generation of .depdirs. > > This patch moves the DEPDIRS-* variables in the upper Makefile, making > the dependencies much easier to calculate. A DEPDIRS variable is still > used to process library dependencies in LDLIBS. > > After this commit, "make config" is almost immediate. > > Signed-off-by: Olivier Matz <olivier.m...@6wind.com> > Tested-by: Robin Jarry <robin.ja...@6wind.com> > Tested-by: Jerin Jacob <jerin.ja...@caviumnetworks.com>
It is almost impossible to really review such a big change in Makefiles ;) Fixed a typo in pipeline lib dependency, and Applied, thanks
