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authorRichard Purdie <richard@ted.(none)>2009-01-25 17:14:57 +0000
committerRichard Purdie <richard@ted.(none)>2009-02-05 23:54:11 +0000
commitc2c16bced84f488622467ae31e60aa07253b24cf (patch)
treeca3c4e1eedf70ae51c33f61a347f46ded6eba843 /meta/classes/packagedata.bbclass
parent0903f6a455ff194a49ebbdb6bf1a6c03eeb970a2 (diff)
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base.bbclass: Move package metadata handling functions into their own class file
Diffstat (limited to 'meta/classes/packagedata.bbclass')
-rw-r--r--meta/classes/packagedata.bbclass82
1 files changed, 82 insertions, 0 deletions
diff --git a/meta/classes/packagedata.bbclass b/meta/classes/packagedata.bbclass
new file mode 100644
index 0000000000..c9d64d6da2
--- /dev/null
+++ b/meta/classes/packagedata.bbclass
@@ -0,0 +1,82 @@
+def packaged(pkg, d):
+ import os, bb
+ return os.access(get_subpkgedata_fn(pkg, d) + '.packaged', os.R_OK)
+
+def read_pkgdatafile(fn):
+ pkgdata = {}
+
+ def decode(str):
+ import codecs
+ c = codecs.getdecoder("string_escape")
+ return c(str)[0]
+
+ import os
+ if os.access(fn, os.R_OK):
+ import re
+ f = file(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):
+ import bb, os
+ archs = bb.data.expand("${PACKAGE_ARCHS}", d).split(" ")
+ archs.reverse()
+ pkgdata = bb.data.expand('${TMPDIR}/pkgdata/', d)
+ targetdir = bb.data.expand('${TARGET_VENDOR}-${TARGET_OS}/runtime/', d)
+ for arch in archs:
+ fn = pkgdata + arch + targetdir + pkg
+ if os.path.exists(fn):
+ return fn
+ return bb.data.expand('${PKGDATA_DIR}/runtime/%s' % pkg, d)
+
+def has_subpkgdata(pkg, d):
+ import bb, os
+ return os.access(get_subpkgedata_fn(pkg, d), os.R_OK)
+
+def read_subpkgdata(pkg, d):
+ import bb
+ return read_pkgdatafile(get_subpkgedata_fn(pkg, d))
+
+def has_pkgdata(pn, d):
+ import bb, os
+ fn = bb.data.expand('${PKGDATA_DIR}/%s' % pn, d)
+ return os.access(fn, os.R_OK)
+
+def read_pkgdata(pn, d):
+ import bb
+ fn = bb.data.expand('${PKGDATA_DIR}/%s' % pn, d)
+ return read_pkgdatafile(fn)
+
+python read_subpackage_metadata () {
+ import bb
+ data = read_pkgdata(bb.data.getVar('PN', d, 1), d)
+
+ for key in data.keys():
+ bb.data.setVar(key, data[key], d)
+
+ for pkg in bb.data.getVar('PACKAGES', d, 1).split():
+ sdata = read_subpkgdata(pkg, d)
+ for key in sdata.keys():
+ bb.data.setVar(key, sdata[key], d)
+}
+
+
+#
+# Collapse FOO_pkg variables into FOO
+#
+def read_subpkgdata_dict(pkg, d):
+ import bb
+ ret = {}
+ subd = read_pkgdatafile(get_subpkgedata_fn(pkg, d))
+ for var in subd:
+ newvar = var.replace("_" + pkg, "")
+ ret[newvar] = subd[var]
+ return ret
+