forked from brl/citadel
96 lines
2.4 KiB
Python
96 lines
2.4 KiB
Python
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import codecs
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import os
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def packaged(pkg, d):
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return os.access(get_subpkgedata_fn(pkg, d) + '.packaged', os.R_OK)
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def read_pkgdatafile(fn):
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pkgdata = {}
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def decode(str):
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c = codecs.getdecoder("unicode_escape")
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return c(str)[0]
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if os.access(fn, os.R_OK):
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import re
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f = open(fn, 'r')
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lines = f.readlines()
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f.close()
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r = re.compile("([^:]+):\s*(.*)")
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for l in lines:
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m = r.match(l)
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if m:
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pkgdata[m.group(1)] = decode(m.group(2))
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return pkgdata
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def get_subpkgedata_fn(pkg, d):
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return d.expand('${PKGDATA_DIR}/runtime/%s' % pkg)
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def has_subpkgdata(pkg, d):
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return os.access(get_subpkgedata_fn(pkg, d), os.R_OK)
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def read_subpkgdata(pkg, d):
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return read_pkgdatafile(get_subpkgedata_fn(pkg, d))
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def has_pkgdata(pn, d):
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fn = d.expand('${PKGDATA_DIR}/%s' % pn)
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return os.access(fn, os.R_OK)
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def read_pkgdata(pn, d):
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fn = d.expand('${PKGDATA_DIR}/%s' % pn)
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return read_pkgdatafile(fn)
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#
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# Collapse FOO_pkg variables into FOO
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#
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def read_subpkgdata_dict(pkg, d):
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ret = {}
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subd = read_pkgdatafile(get_subpkgedata_fn(pkg, d))
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for var in subd:
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newvar = var.replace("_" + pkg, "")
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if newvar == var and var + "_" + pkg in subd:
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continue
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ret[newvar] = subd[var]
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return ret
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def _pkgmap(d):
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"""Return a dictionary mapping package to recipe name."""
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pkgdatadir = d.getVar("PKGDATA_DIR")
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pkgmap = {}
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try:
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files = os.listdir(pkgdatadir)
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except OSError:
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bb.warn("No files in %s?" % pkgdatadir)
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files = []
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for pn in [f for f in files if not os.path.isdir(os.path.join(pkgdatadir, f))]:
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try:
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pkgdata = read_pkgdatafile(os.path.join(pkgdatadir, pn))
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except OSError:
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continue
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packages = pkgdata.get("PACKAGES") or ""
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for pkg in packages.split():
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pkgmap[pkg] = pn
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return pkgmap
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def pkgmap(d):
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"""Return a dictionary mapping package to recipe name.
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Cache the mapping in the metadata"""
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pkgmap_data = d.getVar("__pkgmap_data", False)
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if pkgmap_data is None:
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pkgmap_data = _pkgmap(d)
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d.setVar("__pkgmap_data", pkgmap_data)
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return pkgmap_data
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def recipename(pkg, d):
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"""Return the recipe name for the given binary package name."""
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return pkgmap(d).get(pkg)
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