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author | Paul Eggleton <paul.eggleton@linux.intel.com> | 2012-05-30 17:17:18 +0100 |
---|---|---|
committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2012-05-30 17:23:32 +0100 |
commit | 534f31903b98de9298c69f4de4d6cd1c51d394d6 (patch) | |
tree | bf9ddc40879ce0101545dee3365edc1561ca5471 /bitbake | |
parent | 43551f513da4c6dc81043099f9e8aa0211eefd8e (diff) | |
download | openembedded-core-contrib-534f31903b98de9298c69f4de4d6cd1c51d394d6.tar.gz |
bitbake: include varflags in checksums
Add a dependency to each variable on a filtered list of its varflags.
This is intended to catch things such as SRC_URI checksums, varflags
controlling extra functionality from classes (e.g. the recently updated
update-alternatives class in OE-Core), etc. and ensure their values
influence the sstate checksums.
There is an exclusion list which needs to be set via bitbake.conf
(BB_SIGNATURE_EXCLUDE_FLAGS), if this is not set then the functionality
is disabled. The existing vardepsexclude mechanism can also be used to
exclude undesired varflags, but they must be fully specified, e.g.:
do_patch[vardepsexclude] += "do_patch[someflag]"
Implements [YOCTO #2517].
(Bitbake rev: 56c1ab18fcaf4ac245dcb412ed55e8e0af07883b)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'bitbake')
-rw-r--r-- | bitbake/lib/bb/data.py | 20 | ||||
-rw-r--r-- | bitbake/lib/bb/siggen.py | 4 |
2 files changed, 23 insertions, 1 deletions
diff --git a/bitbake/lib/bb/data.py b/bitbake/lib/bb/data.py index c0636e10e8..e3ffefeb36 100644 --- a/bitbake/lib/bb/data.py +++ b/bitbake/lib/bb/data.py @@ -279,7 +279,12 @@ def build_dependencies(key, keys, shelldeps, vardepvals, d): deps = set() vardeps = d.getVarFlag(key, "vardeps", True) try: - value = d.getVar(key, False) + if key[-1] == ']': + vf = key[:-1].split('[') + value = d.getVarFlag(vf[0], vf[1], False) + else: + value = d.getVar(key, False) + if key in vardepvals: value = d.getVarFlag(key, "vardepvalue", True) elif d.getVarFlag(key, "func"): @@ -301,6 +306,19 @@ def build_dependencies(key, keys, shelldeps, vardepvals, d): parser = d.expandWithRefs(value, key) deps |= parser.references deps = deps | (keys & parser.execs) + + # Add varflags, assuming an exclusion list is set + varflagsexcl = d.getVar('BB_SIGNATURE_EXCLUDE_FLAGS', True) + if varflagsexcl: + varfdeps = [] + varflags = d.getVarFlags(key) + if varflags: + for f in varflags: + if f not in varflagsexcl: + varfdeps.append('%s[%s]' % (key, f)) + if varfdeps: + deps |= set(varfdeps) + deps |= set((vardeps or "").split()) deps -= set((d.getVarFlag(key, "vardepsexclude", True) or "").split()) except: diff --git a/bitbake/lib/bb/siggen.py b/bitbake/lib/bb/siggen.py index daf56770f9..c4b7c3992e 100644 --- a/bitbake/lib/bb/siggen.py +++ b/bitbake/lib/bb/siggen.py @@ -108,6 +108,10 @@ class SignatureGeneratorBasic(SignatureGenerator): data = data + dep if dep in lookupcache: var = lookupcache[dep] + elif dep[-1] == ']': + vf = dep[:-1].split('[') + var = d.getVarFlag(vf[0], vf[1], False) + lookupcache[dep] = var else: var = d.getVar(dep, False) lookupcache[dep] = var |