On Mon, Jan 25, 2016 at 10:21 PM, Paul Eggleton <paul.eggle...@linux.intel.com> wrote: > On Tue, 26 Jan 2016 16:17:39 Paul Eggleton wrote: >> Hi Khem, >> >> On Mon, 25 Jan 2016 22:14:09 Khem Raj wrote: >> > > On Jan 25, 2016, at 9:53 PM, Paul Eggleton >> > > <paul.eggle...@linux.intel.com> >> > > wrote: >> > > >> > > When you need to set EXTRA_OECONF for a recipe, you need to know what >> > > options the configure script actually supports; the configure script >> > > however is only accessible from within a devshell and (at least in the >> > > case of autotooled software fetched from an SCM repository) may not >> > > actually exist until do_configure has run. Thus, provide a "devtool >> > > configure-help" subcommand that runs the configure script for a recipe >> > > with --help and shows you the output through a pager (e.g. less), >> > > prefaced by a header describing the current options being specified. >> > > >> > > There is basic support for autotools, cmake and bare configure scripts. >> > > The cmake support is a little hacky since cmake doesn't really have a >> > > concise help option that lists user-defined knobs (without actually >> > > running through the configure process), however that being a design >> > > feature of cmake there's not much I can think of to do about that at >> > > the moment. >> > >> > this option is autotools specific. We need to convey this precisely. may >> > be >> > involve autotools in the option name or something >> >> Whilst not all non-autoconf configure scripts provide a --help option, some >> do. ffmpeg/libav is one example (and one where you really do need to see >> the output since there are a lot of options...) > > I meant to add, even if configure --help doesn't work (or there is no > configure > script at all) the header this subcommand prints will work with any recipe > provided that do_configure is actually implemented and contains some actual > commands as opposed to calls to some other function.
my worry is it being associated to do_configure, and we know that only a subset ( although a large one) is only using autotools but not all. So think about avoiding that confusion. > > Cheers, > Paul > > -- > > Paul Eggleton > Intel Open Source Technology Centre -- _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-core
