bitbake: ast: remove BBVERSIONS support

BBVERSIONS is moderately horrible and it doesn't appear to be actually used by
anyone, so remove it to simplify the finalise codepaths.

(Bitbake rev: 0bb188f01e396052b127e170a25246d79a6d6741)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/parse/ast.py

@@ -30,8 +30,6 @@ import itertools
 from bb import methodpool
 from bb.parse import logger
 
-_bbversions_re = re.compile(r"\[(?P<from>[0-9]+)-(?P<to>[0-9]+)\]")
-
 class StatementGroup(list):
     def eval(self, data):
         for statement in self:
@@ -385,27 +383,6 @@ def _create_variants(datastores, names, function, onlyfinalise):
             else:
                 create_variant("%s-%s" % (variant, name), datastores[variant], name)
 
-def _expand_versions(versions):
-    def expand_one(version, start, end):
-        for i in range(start, end + 1):
-            ver = _bbversions_re.sub(str(i), version, 1)
-            yield ver
-
-    versions = iter(versions)
-    while True:
-        try:
-            version = next(versions)
-        except StopIteration:
-            break
-
-        range_ver = _bbversions_re.search(version)
-        if not range_ver:
-            yield version
-        else:
-            newversions = expand_one(version, int(range_ver.group("from")),
-                                     int(range_ver.group("to")))
-            versions = itertools.chain(newversions, versions)
-
 def multi_finalize(fn, d):
     appends = (d.getVar("__BBAPPEND") or "").split()
     for append in appends:
@@ -422,50 +399,6 @@ def multi_finalize(fn, d):
         d.setVar("__SKIPPED", e.args[0])
     datastores = {"": safe_d}
 
-    versions = (d.getVar("BBVERSIONS") or "").split()
-    if versions:
-        pv = orig_pv = d.getVar("PV")
-        baseversions = {}
-
-        def verfunc(ver, d, pv_d = None):
-            if pv_d is None:
-                pv_d = d
-
-            overrides = d.getVar("OVERRIDES").split(":")
-            pv_d.setVar("PV", ver)
-            overrides.append(ver)
-            bpv = baseversions.get(ver) or orig_pv
-            pv_d.setVar("BPV", bpv)
-            overrides.append(bpv)
-            d.setVar("OVERRIDES", ":".join(overrides))
-
-        versions = list(_expand_versions(versions))
-        for pos, version in enumerate(list(versions)):
-            try:
-                pv, bpv = version.split(":", 2)
-            except ValueError:
-                pass
-            else:
-                versions[pos] = pv
-                baseversions[pv] = bpv
-
-        if pv in versions and not baseversions.get(pv):
-            versions.remove(pv)
-        else:
-            pv = versions.pop()
-
-            # This is necessary because our existing main datastore
-            # has already been finalized with the old PV, we need one
-            # that's been finalized with the new PV.
-            d = bb.data.createCopy(safe_d)
-            verfunc(pv, d, safe_d)
-            try:
-                finalize(fn, d)
-            except bb.parse.SkipRecipe as e:
-                d.setVar("__SKIPPED", e.args[0])
-
-        _create_variants(datastores, versions, verfunc, onlyfinalise)
-
     extended = d.getVar("BBCLASSEXTEND") or ""
     if extended:
         # the following is to support bbextends with arguments, for e.g. multilib