On Mon, Oct 29, 2012 at 8:43 AM, Richard Purdie <[email protected]> wrote: > On Mon, 2012-10-29 at 13:33 +0000, Phil Blundell wrote: >> This morning I happened to notice that some/all of my images had a >> dependency on ncurses for no obviously good reason. (Following an >> earlier small crusade these are now the only remaining dependencies on >> ncurses in my build, so I would quite like to get rid of them.) >> >> It turns out that the dependency in question is due to the code in >> toolchain-scripts.bbclass (which is inherited from >> populate_sdk_base.bbclass, from image.bbclass) which does: >> >> TOOLCHAIN_NEED_CONFIGSITE_CACHE = "${TCLIBC} ncurses" >> >> [...] >> >> python __anonymous () { >> deps = "" >> for dep in (d.getVar('TOOLCHAIN_NEED_CONFIGSITE_CACHE', True) or >> "").split(): >> deps += " %s:do_populate_sysroot" % dep >> d.appendVarFlag('do_configure', 'depends', deps) >> } >> >> The code in question was added in: >> >> commit 9e87f1347788beed181476dc4563085db14a4729 >> Author: Lianhao Lu <[email protected]> >> Date: Tue Aug 16 11:15:36 2011 +0800 >> >> toolchain-script.bbclass: Collected cached site config in runtime. >> >> [YOCTO #892] >> Modify the function toolchain_create_sdk_siteconfig to collect the >> cached site config files which are specified by >> TOOLCHAIN_NEED_CONFIGSITE_CACHE in runtime. >> >> Also added task dependency to ensure the cached site config files are >> generated. >> >> Signed-off-by: Lianhao Lu <[email protected]> >> >> ... but I don't entirely understand from that commentary what exactly is >> special about ncurses that means it needs to be handled this way. Can >> anybody clarify? > > We ship the "site" cache files with the toolchain. We decided to include > the generated cache files as well as the static ones. We currently > generate "site" files for libc and ncurses. > > You can almost certainly just set: > > TOOLCHAIN_NEED_CONFIGSITE_CACHE = "${TCLIBC}" > > and be happy since this just lists which generated cache site files to > include.
Shouldn't it be pulled in via depends from the populate_sdk bits, rather than a task that's used both for image builds and toolchain builds, though? -- Christopher Larson _______________________________________________ Openembedded-core mailing list [email protected] http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core
