def findLatestProvider(pn, cfgData, dataCache, file_set):
"""
Return the highest version of the providers in file_set.
Take default preferences into account.
"""
latest = None
latest_p = 0
latest_f = None
for file_name in file_set:
pe, pv, pr = dataCache.pkg_pepvpr[file_name]
dp = dataCache.pkg_dp[file_name]
if (latest is None) or ((latest_p == dp) and (utils.vercmp(latest, (pe, pv, pr)) < 0)) or (dp > latest_p):
latest = (pe, pv, pr)
latest_f = file_name
latest_p = dp
return (latest, latest_f)
def findLatestProvider(pn, cfgData, dataCache, file_set):
"""
Return the highest version of the providers in file_set.
Take default preferences into account.
"""
latest = None
latest_p = 0
latest_f = None
for file_name in file_set:
pe,pv,pr = dataCache.pkg_pepvpr[file_name]
dp = dataCache.pkg_dp[file_name]
if (latest is None) or ((latest_p == dp) and (utils.vercmp(latest, (pe, pv, pr)) < 0)) or (dp > latest_p):
latest = (pe, pv, pr)
latest_f = file_name
latest_p = dp
return (latest, latest_f)
def findBestProvider(pn, cfgData, dataCache, pkg_pn = None, item = None):
"""
If there is a PREFERRED_VERSION, find the highest-priority bbfile
providing that version. If not, find the latest version provided by
an bbfile in the highest-priority set.
"""
if not pkg_pn:
pkg_pn = dataCache.pkg_pn
files = pkg_pn[pn]
priorities = {}
for f in files:
priority = dataCache.bbfile_priority[f]
if priority not in priorities:
priorities[priority] = []
priorities[priority].append(f)
p_list = priorities.keys()
p_list.sort(lambda a, b: a - b)
tmp_pn = []
for p in p_list:
tmp_pn = [priorities[p]] + tmp_pn
preferred_file = None
localdata = data.createCopy(cfgData)
bb.data.setVar('OVERRIDES', "%s:%s" % (pn, data.getVar('OVERRIDES', localdata)), localdata)
bb.data.update_data(localdata)
preferred_v = bb.data.getVar('PREFERRED_VERSION_%s' % pn, localdata, True)
if preferred_v:
m = re.match('(.*)_(.*)', preferred_v)
if m:
preferred_v = m.group(1)
preferred_r = m.group(2)
else:
preferred_r = None
for file_set in tmp_pn:
for f in file_set:
pv,pr = dataCache.pkg_pvpr[f]
if preferred_v == pv and (preferred_r == pr or preferred_r == None):
preferred_file = f
preferred_ver = (pv, pr)
break
if preferred_file:
break;
if preferred_r:
pv_str = '%s-%s' % (preferred_v, preferred_r)
else:
pv_str = preferred_v
itemstr = ""
if item:
itemstr = " (for item %s)" % item
if preferred_file is None:
bb.msg.note(1, bb.msg.domain.Provider, "preferred version %s of %s not available%s" % (pv_str, pn, itemstr))
else:
bb.msg.debug(1, bb.msg.domain.Provider, "selecting %s as PREFERRED_VERSION %s of package %s%s" % (preferred_file, pv_str, pn, itemstr))
del localdata
# get highest priority file set
files = tmp_pn[0]
latest = None
latest_p = 0
latest_f = None
for file_name in files:
pv,pr = dataCache.pkg_pvpr[file_name]
dp = dataCache.pkg_dp[file_name]
if (latest is None) or ((latest_p == dp) and (utils.vercmp(latest, (pv, pr)) < 0)) or (dp > latest_p):
latest = (pv, pr)
latest_f = file_name
latest_p = dp
if preferred_file is None:
preferred_file = latest_f
preferred_ver = latest
return (latest,latest_f,preferred_ver, preferred_file)
