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| -rw-r--r-- | meta/classes/devupstream.bbclass | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/meta/classes/devupstream.bbclass b/meta/classes/devupstream.bbclass new file mode 100644 index 0000000000..7d4113fcc3 --- /dev/null +++ b/meta/classes/devupstream.bbclass @@ -0,0 +1,48 @@ +# Class for use in BBCLASSEXTEND to make it easier to have a single recipe that +# can build both stable tarballs and snapshots from upstream source +# repoistories. +# +# Usage: +# BBCLASSEXTEND = "devupstream:target" +# SRC_URI_class-devupstream = "git://git.example.com/example" +# SRCREV_class-devupstream = "abcdef" +# +# If the first entry in SRC_URI is a git: URL then S is rewritten to +# WORKDIR/git. +# +# There are a few caveats that remain to be solved: +# - You can't build native or nativesdk recipes using for example +# devupstream:native, you can only build target recipes. +# - If the fetcher requires native tools (such as subversion-native) then +# bitbake won't be able to add them automatically. + +CLASSOVERRIDE .= ":class-devupstream" + +python devupstream_virtclass_handler () { + # Do nothing if this is inherited, as it's for BBCLASSEXTEND + if "devupstream" not in (d.getVar('BBCLASSEXTEND') or ""): + bb.error("Don't inherit devupstream, use BBCLASSEXTEND") + return + + variant = d.getVar("BBEXTENDVARIANT") + if variant not in ("target"): + bb.error("Pass the variant when using devupstream, for example devupstream:target") + return + + # Develpment releases are never preferred by default + d.setVar("DEFAULT_PREFERENCE", "-1") + + uri = bb.fetch2.URI(d.getVar("SRC_URI").split()[0]) + + if uri.scheme == "git": + d.setVar("S", "${WORKDIR}/git") + + # Modify the PV if the recipe hasn't already overridden it + pv = d.getVar("PV") + proto_marker = "+" + uri.scheme + if proto_marker not in pv: + d.setVar("PV", pv + proto_marker + "${SRCPV}") +} + +addhandler devupstream_virtclass_handler +devupstream_virtclass_handler[eventmask] = "bb.event.RecipePreFinalise" |