diff options
Diffstat (limited to 'poky/meta/lib/oe/packagedata.py')
-rw-r--r-- | poky/meta/lib/oe/packagedata.py | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/poky/meta/lib/oe/packagedata.py b/poky/meta/lib/oe/packagedata.py new file mode 100644 index 0000000000..32e5c82a94 --- /dev/null +++ b/poky/meta/lib/oe/packagedata.py @@ -0,0 +1,95 @@ +import codecs +import os + +def packaged(pkg, d): + return os.access(get_subpkgedata_fn(pkg, d) + '.packaged', os.R_OK) + +def read_pkgdatafile(fn): + pkgdata = {} + + def decode(str): + c = codecs.getdecoder("unicode_escape") + return c(str)[0] + + if os.access(fn, os.R_OK): + import re + f = open(fn, 'r') + lines = f.readlines() + f.close() + r = re.compile("([^:]+):\s*(.*)") + for l in lines: + m = r.match(l) + if m: + pkgdata[m.group(1)] = decode(m.group(2)) + + return pkgdata + +def get_subpkgedata_fn(pkg, d): + return d.expand('${PKGDATA_DIR}/runtime/%s' % pkg) + +def has_subpkgdata(pkg, d): + return os.access(get_subpkgedata_fn(pkg, d), os.R_OK) + +def read_subpkgdata(pkg, d): + return read_pkgdatafile(get_subpkgedata_fn(pkg, d)) + +def has_pkgdata(pn, d): + fn = d.expand('${PKGDATA_DIR}/%s' % pn) + return os.access(fn, os.R_OK) + +def read_pkgdata(pn, d): + fn = d.expand('${PKGDATA_DIR}/%s' % pn) + return read_pkgdatafile(fn) + +# +# Collapse FOO_pkg variables into FOO +# +def read_subpkgdata_dict(pkg, d): + ret = {} + subd = read_pkgdatafile(get_subpkgedata_fn(pkg, d)) + for var in subd: + newvar = var.replace("_" + pkg, "") + if newvar == var and var + "_" + pkg in subd: + continue + ret[newvar] = subd[var] + return ret + +def _pkgmap(d): + """Return a dictionary mapping package to recipe name.""" + + pkgdatadir = d.getVar("PKGDATA_DIR") + + pkgmap = {} + try: + files = os.listdir(pkgdatadir) + except OSError: + bb.warn("No files in %s?" % pkgdatadir) + files = [] + + for pn in [f for f in files if not os.path.isdir(os.path.join(pkgdatadir, f))]: + try: + pkgdata = read_pkgdatafile(os.path.join(pkgdatadir, pn)) + except OSError: + continue + + packages = pkgdata.get("PACKAGES") or "" + for pkg in packages.split(): + pkgmap[pkg] = pn + + return pkgmap + +def pkgmap(d): + """Return a dictionary mapping package to recipe name. + Cache the mapping in the metadata""" + + pkgmap_data = d.getVar("__pkgmap_data", False) + if pkgmap_data is None: + pkgmap_data = _pkgmap(d) + d.setVar("__pkgmap_data", pkgmap_data) + + return pkgmap_data + +def recipename(pkg, d): + """Return the recipe name for the given binary package name.""" + + return pkgmap(d).get(pkg) |