bitbake: Upgrade from 1.4 -> 1.7.4ish

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@863 311d38ba-8fff-0310-9ca6-ca027cbcb966

9 files changed, 728 insertions, 678 deletions

diff --git a/bitbake/lib/bb/fetch/__init__.py b/bitbake/lib/bb/fetch/__init__.py
index 7ab0590765..24aebc41ca 100644
--- a/bitbake/lib/bb/fetch/__init__.py
+++ b/bitbake/lib/bb/fetch/__init__.py
@@ -38,13 +38,16 @@ class NoMethodError(Exception):
 class MissingParameterError(Exception):
     """Exception raised when a fetch method is missing a critical parameter in the url"""
 
+class ParameterError(Exception):
+    """Exception raised when a url cannot be proccessed due to invalid parameters."""
+
 class MD5SumError(Exception):
     """Exception raised when a MD5SUM of a file does not match the expected one"""
 
 def uri_replace(uri, uri_find, uri_replace, d):
-#   bb.note("uri_replace: operating on %s" % uri)
+#   bb.msg.note(1, bb.msg.domain.Fetcher, "uri_replace: operating on %s" % uri)
     if not uri or not uri_find or not uri_replace:
-        bb.debug(1, "uri_replace: passed an undefined value, not replacing")
+        bb.msg.debug(1, bb.msg.domain.Fetcher, "uri_replace: passed an undefined value, not replacing")
     uri_decoded = list(bb.decodeurl(uri))
     uri_find_decoded = list(bb.decodeurl(uri_find))
     uri_replace_decoded = list(bb.decodeurl(uri_replace))
@@ -62,9 +65,9 @@ def uri_replace(uri, uri_find, uri_replace, d):
                         localfn = bb.fetch.localpath(uri, d)
                         if localfn:
                             result_decoded[loc] = os.path.dirname(result_decoded[loc]) + "/" + os.path.basename(bb.fetch.localpath(uri, d))
-#                       bb.note("uri_replace: matching %s against %s and replacing with %s" % (i, uri_decoded[loc], uri_replace_decoded[loc]))
+#                       bb.msg.note(1, bb.msg.domain.Fetcher, "uri_replace: matching %s against %s and replacing with %s" % (i, uri_decoded[loc], uri_replace_decoded[loc]))
             else:
-#               bb.note("uri_replace: no match")
+#               bb.msg.note(1, bb.msg.domain.Fetcher, "uri_replace: no match")
                 return uri
 #           else:
 #               for j in i.keys():
@@ -72,62 +75,94 @@ def uri_replace(uri, uri_find, uri_replace, d):
     return bb.encodeurl(result_decoded)
 
 methods = []
+urldata = {}
 
 def init(urls = [], d = None):
     if d == None:
-        bb.debug(2,"BUG init called with None as data object!!!")
+        bb.msg.debug(2, bb.msg.domain.Fetcher, "BUG init called with None as data object!!!")
         return
 
     for m in methods:
         m.urls = []
 
     for u in urls:
+        ud = initdata(u, d)
+        if ud.method:
+            ud.method.urls.append(u)
+
+def initdata(url, d):
+    if url not in urldata:
+        ud = FetchData()
+        (ud.type, ud.host, ud.path, ud.user, ud.pswd, ud.parm) = bb.decodeurl(data.expand(url, d))
+        ud.date = Fetch.getSRCDate(d)
         for m in methods:
-            m.data = d
-            if m.supports(u, d):
-                m.urls.append(u)
+            if m.supports(url, ud, d):
+                ud.localpath = m.localpath(url, ud, d)
+                ud.md5 = ud.localpath + '.md5'
+                # if user sets localpath for file, use it instead.
+                if "localpath" in ud.parm:
+                    ud.localpath = ud.parm["localpath"]
+                ud.method = m
+                break
+        urldata[url] = ud
+    return urldata[url]
 
 def go(d):
     """Fetch all urls"""
     for m in methods:
-        if m.urls:
-            m.go(d)
+        for u in m.urls:
+            ud = urldata[u]
+            if ud.localfile and not m.forcefetch(u, ud, d) and os.path.exists(urldata[u].md5):
+                # File already present along with md5 stamp file
+                # Touch md5 file to show activity
+                os.utime(ud.md5, None)
+                continue
+            # RP - is olddir needed?
+            # olddir = os.path.abspath(os.getcwd())
+            m.go(u, ud  , d)
+            # os.chdir(olddir)
+            if ud.localfile and not m.forcefetch(u, ud, d):
+                Fetch.write_md5sum(u, ud, d)
 
 def localpaths(d):
     """Return a list of the local filenames, assuming successful fetch"""
     local = []
     for m in methods:
         for u in m.urls:
-            local.append(m.localpath(u, d))
+            local.append(urldata[u].localpath)
     return local
 
 def localpath(url, d):
-    for m in methods:
-        if m.supports(url, d):
-            return m.localpath(url, d)
+    ud = initdata(url, d)
+    if ud.method:
+        return ud.localpath
     return url
 
+class FetchData(object):
+    """Class for fetcher variable store"""
+    def __init__(self):
+        self.localfile = ""
+
+
 class Fetch(object):
     """Base class for 'fetch'ing data"""
 
     def __init__(self, urls = []):
         self.urls = []
-        for url in urls:
-            if self.supports(bb.decodeurl(url), d) is 1:
-                self.urls.append(url)
 
-    def supports(url, d):
-        """Check to see if this fetch class supports a given url.
-           Expects supplied url in list form, as outputted by bb.decodeurl().
+    def supports(self, url, urldata, d):
+        """
+        Check to see if this fetch class supports a given url.
         """
         return 0
-    supports = staticmethod(supports)
 
-    def localpath(url, d):
-        """Return the local filename of a given url assuming a successful fetch.
+    def localpath(self, url, urldata, d):
+        """
+        Return the local filename of a given url assuming a successful fetch.
+        Can also setup variables in urldata for use in go (saving code duplication 
+        and duplicate code execution)
         """
         return url
-    localpath = staticmethod(localpath)
 
     def setUrls(self, urls):
         self.__urls = urls
@@ -137,16 +172,17 @@ class Fetch(object):
 
     urls = property(getUrls, setUrls, None, "Urls property")
 
-    def setData(self, data):
-        self.__data = data
-
-    def getData(self):
-        return self.__data
-
-    data = property(getData, setData, None, "Data property")
+    def forcefetch(self, url, urldata, d):
+        """
+        Force a fetch, even if localpath exists?
+        """
+        return False
 
-    def go(self, urls = []):
-        """Fetch urls"""
+    def go(self, url, urldata, d):
+        """
+        Fetch urls
+        Assumes localpath was called first
+        """
         raise NoMethodError("Missing implementation for url")
 
     def getSRCDate(d):
@@ -155,7 +191,12 @@ class Fetch(object):
 
         d the bb.data module
         """
-        return data.getVar("SRCDATE", d, 1) or data.getVar("CVSDATE", d, 1) or data.getVar("DATE", d, 1 )
+        pn = data.getVar("PN", d, 1)
+
+        if pn:
+            return data.getVar("SRCDATE_%s" % pn, d, 1) or data.getVar("CVSDATE_%s" % pn, d, 1) or data.getVar("DATE", d, 1)
+
+        return data.getVar("SRCDATE", d, 1) or data.getVar("CVSDATE", d, 1) or data.getVar("DATE", d, 1)
     getSRCDate = staticmethod(getSRCDate)
 
     def try_mirror(d, tarfn):
@@ -168,6 +209,11 @@ class Fetch(object):
         d Is a bb.data instance
         tarfn is the name of the tarball
         """
+        tarpath = os.path.join(data.getVar("DL_DIR", d, 1), tarfn)
+        if os.access(tarpath, os.R_OK):
+            bb.msg.debug(1, bb.msg.domain.Fetcher, "%s already exists, skipping checkout." % tarfn)
+            return True
+
         pn = data.getVar('PN', d, True)
         src_tarball_stash = None
         if pn:
@@ -176,36 +222,45 @@ class Fetch(object):
         for stash in src_tarball_stash:
             fetchcmd = data.getVar("FETCHCOMMAND_mirror", d, True) or data.getVar("FETCHCOMMAND_wget", d, True)
             uri = stash + tarfn
-            bb.note("fetch " + uri)
+            bb.msg.note(1, bb.msg.domain.Fetcher, "fetch " + uri)
             fetchcmd = fetchcmd.replace("${URI}", uri)
             ret = os.system(fetchcmd)
             if ret == 0:
-                bb.note("Fetched %s from tarball stash, skipping checkout" % tarfn)
+                bb.msg.note(1, bb.msg.domain.Fetcher, "Fetched %s from tarball stash, skipping checkout" % tarfn)
                 return True
         return False
     try_mirror = staticmethod(try_mirror)
 
-    def check_for_tarball(d, tarfn, dldir, date):
+    def verify_md5sum(ud, got_sum):
         """
-        Check for a local copy then check the tarball stash.
-        Both checks are skipped if date == 'now'.
-
-        d Is a bb.data instance
-        tarfn is the name of the tarball
-        date is the SRCDATE
+        Verify the md5sum we wanted with the one we got
         """
-        if "now" != date:
-            dl = os.path.join(dldir, tarfn)
-            if os.access(dl, os.R_OK):
-                bb.debug(1, "%s already exists, skipping checkout." % tarfn)
-                return True
-
-            # try to use the tarball stash
-            if Fetch.try_mirror(d, tarfn):
-                return True
-        return False
-    check_for_tarball = staticmethod(check_for_tarball)
-
+        wanted_sum = None
+        if 'md5sum' in ud.parm:
+            wanted_sum = ud.parm['md5sum']
+        if not wanted_sum:
+            return True
+
+        return wanted_sum == got_sum
+    verify_md5sum = staticmethod(verify_md5sum)
+
+    def write_md5sum(url, ud, d):
+        if bb.which(data.getVar('PATH', d), 'md5sum'):
+            try:
+                md5pipe = os.popen('md5sum ' + ud.localpath)
+                md5data = (md5pipe.readline().split() or [ "" ])[0]
+                md5pipe.close()
+            except OSError:
+                md5data = ""
+
+        # verify the md5sum
+        if not Fetch.verify_md5sum(ud, md5data):
+            raise MD5SumError(url)
+
+        md5out = file(ud.md5, 'w')
+        md5out.write(md5data)
+        md5out.close()
+    write_md5sum = staticmethod(write_md5sum)
 
 import cvs
 import git
@@ -214,6 +269,7 @@ import svn
 import wget
 import svk
 import ssh
+import perforce
 
 methods.append(cvs.Cvs())
 methods.append(git.Git())
@@ -222,3 +278,4 @@ methods.append(svn.Svn())
 methods.append(wget.Wget())
 methods.append(svk.Svk())
 methods.append(ssh.SSH())
+methods.append(perforce.Perforce())
diff --git a/bitbake/lib/bb/fetch/cvs.py b/bitbake/lib/bb/fetch/cvs.py
index 0b2477560a..3bdac177eb 100644
--- a/bitbake/lib/bb/fetch/cvs.py
+++ b/bitbake/lib/bb/fetch/cvs.py
@@ -33,164 +33,119 @@ from   bb.fetch import FetchError
 from   bb.fetch import MissingParameterError
 
 class Cvs(Fetch):
-    """Class to fetch a module or modules from cvs repositories"""
-    def supports(url, d):
-        """Check to see if a given url can be fetched with cvs.
-           Expects supplied url in list form, as outputted by bb.decodeurl().
+    """
+    Class to fetch a module or modules from cvs repositories
+    """
+    def supports(self, url, ud, d):
         """
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        return type in ['cvs', 'pserver']
-    supports = staticmethod(supports)
-
-    def localpath(url, d):
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        if "localpath" in parm:
-#           if user overrides local path, use it.
-            return parm["localpath"]
+        Check to see if a given url can be fetched with cvs.
+        """
+        return ud.type in ['cvs', 'pserver']
 
-        if not "module" in parm:
+    def localpath(self, url, ud, d):
+        if not "module" in ud.parm:
             raise MissingParameterError("cvs method needs a 'module' parameter")
-        else:
-            module = parm["module"]
-        if 'tag' in parm:
-            tag = parm['tag']
-        else:
-            tag = ""
-        if 'date' in parm:
-            date = parm['date']
-        else:
-            if not tag:
-                date = Fetch.getSRCDate(d)
-            else:
-                date = ""
+        ud.module = ud.parm["module"]
+
+        ud.tag = ""
+        if 'tag' in ud.parm:
+            ud.tag = ud.parm['tag']
+
+        # Override the default date in certain cases
+        if 'date' in ud.parm:
+            ud.date = ud.parm['date']
+        elif ud.tag:
+            ud.date = ""
+
+        ud.localfile = data.expand('%s_%s_%s_%s.tar.gz' % (ud.module.replace('/', '.'), ud.host, ud.tag, ud.date), d)
+
+        return os.path.join(data.getVar("DL_DIR", d, True), ud.localfile)
 
-        return os.path.join(data.getVar("DL_DIR", d, 1),data.expand('%s_%s_%s_%s.tar.gz' % ( module.replace('/', '.'), host, tag, date), d))
-    localpath = staticmethod(localpath)
+    def forcefetch(self, url, ud, d):
+        if (ud.date == "now"):
+            return True
+        return False
 
-    def go(self, d, urls = []):
-        """Fetch urls"""
-        if not urls:
-            urls = self.urls
+    def go(self, loc, ud, d):
+
+        # try to use the tarball stash
+        if not self.forcefetch(loc, ud, d) and Fetch.try_mirror(d, ud.localfile):
+            bb.msg.debug(1, bb.msg.domain.Fetcher, "%s already exists or was mirrored, skipping cvs checkout." % ud.localpath)
+            return
+
+        method = "pserver"
+        if "method" in ud.parm:
+            method = ud.parm["method"]
+
+        localdir = ud.module
+        if "localdir" in ud.parm:
+            localdir = ud.parm["localdir"]
+
+        cvs_rsh = None
+        if method == "ext":
+            if "rsh" in ud.parm:
+                cvs_rsh = ud.parm["rsh"]
+
+        if method == "dir":
+            cvsroot = ud.path
+        else:
+            cvsroot = ":" + method + ":" + ud.user
+            if ud.pswd:
+                cvsroot += ":" + ud.pswd
+            cvsroot += "@" + ud.host + ":" + ud.path
+
+        options = []
+        if ud.date:
+            options.append("-D %s" % ud.date)
+        if ud.tag:
+            options.append("-r %s" % ud.tag)
 
         localdata = data.createCopy(d)
         data.setVar('OVERRIDES', "cvs:%s" % data.getVar('OVERRIDES', localdata), localdata)
         data.update_data(localdata)
 
-        for loc in urls:
-            (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(loc, localdata))
-            if not "module" in parm:
-                raise MissingParameterError("cvs method needs a 'module' parameter")
-            else:
-                module = parm["module"]
-
-            dlfile = self.localpath(loc, localdata)
-            dldir = data.getVar('DL_DIR', localdata, 1)
-#           if local path contains the cvs
-#           module, consider the dir above it to be the
-#           download directory
-#           pos = dlfile.find(module)
-#           if pos:
-#               dldir = dlfile[:pos]
-#           else:
-#               dldir = os.path.dirname(dlfile)
-
-#           setup cvs options
-            options = []
-            if 'tag' in parm:
-                tag = parm['tag']
-            else:
-                tag = ""
-
-            if 'date' in parm:
-                date = parm['date']
-            else:
-                if not tag:
-                    date = Fetch.getSRCDate(d)
-                else:
-                    date = ""
-
-            if "method" in parm:
-                method = parm["method"]
-            else:
-                method = "pserver"
-
-            if "localdir" in parm:
-                localdir = parm["localdir"]
-            else:
-                localdir = module
-
-            cvs_rsh = None
-            if method == "ext":
-                if "rsh" in parm:
-                    cvs_rsh = parm["rsh"]
-
-            tarfn = data.expand('%s_%s_%s_%s.tar.gz' % (module.replace('/', '.'), host, tag, date), localdata)
-            data.setVar('TARFILES', dlfile, localdata)
-            data.setVar('TARFN', tarfn, localdata)
-
-            if Fetch.check_for_tarball(d, tarfn, dldir, date):
-                continue
-
-            if date:
-                options.append("-D %s" % date)
-            if tag:
-                options.append("-r %s" % tag)
-
-            olddir = os.path.abspath(os.getcwd())
-            os.chdir(data.expand(dldir, localdata))
-
-#           setup cvsroot
-            if method == "dir":
-                cvsroot = path
-            else:
-                cvsroot = ":" + method + ":" + user
-                if pswd:
-                    cvsroot += ":" + pswd
-                cvsroot += "@" + host + ":" + path
-
-            data.setVar('CVSROOT', cvsroot, localdata)
-            data.setVar('CVSCOOPTS', " ".join(options), localdata)
-            data.setVar('CVSMODULE', module, localdata)
-            cvscmd = data.getVar('FETCHCOMMAND', localdata, 1)
-            cvsupdatecmd = data.getVar('UPDATECOMMAND', localdata, 1)
-
-            if cvs_rsh:
-                cvscmd = "CVS_RSH=\"%s\" %s" % (cvs_rsh, cvscmd)
-                cvsupdatecmd = "CVS_RSH=\"%s\" %s" % (cvs_rsh, cvsupdatecmd)
-
-#           create module directory
-            bb.debug(2, "Fetch: checking for module directory")
-            pkg=data.expand('${PN}', d)
-            pkgdir=os.path.join(data.expand('${CVSDIR}', localdata), pkg)
-            moddir=os.path.join(pkgdir,localdir)
-            if os.access(os.path.join(moddir,'CVS'), os.R_OK):
-                bb.note("Update " + loc)
-#               update sources there
-                os.chdir(moddir)
-                myret = os.system(cvsupdatecmd)
-            else:
-                bb.note("Fetch " + loc)
-#               check out sources there
-                bb.mkdirhier(pkgdir)
-                os.chdir(pkgdir)
-                bb.debug(1, "Running %s" % cvscmd)
-                myret = os.system(cvscmd)
-
-            if myret != 0 or not os.access(moddir, os.R_OK):
-                try:
-                    os.rmdir(moddir)
-                except OSError:
-                    pass
-                raise FetchError(module)
-
+        data.setVar('CVSROOT', cvsroot, localdata)
+        data.setVar('CVSCOOPTS', " ".join(options), localdata)
+        data.setVar('CVSMODULE', ud.module, localdata)
+        cvscmd = data.getVar('FETCHCOMMAND', localdata, 1)
+        cvsupdatecmd = data.getVar('UPDATECOMMAND', localdata, 1)
+
+        if cvs_rsh:
+            cvscmd = "CVS_RSH=\"%s\" %s" % (cvs_rsh, cvscmd)
+            cvsupdatecmd = "CVS_RSH=\"%s\" %s" % (cvs_rsh, cvsupdatecmd)
+
+        # create module directory
+        bb.msg.debug(2, bb.msg.domain.Fetcher, "Fetch: checking for module directory")
+        pkg = data.expand('${PN}', d)
+        pkgdir = os.path.join(data.expand('${CVSDIR}', localdata), pkg)
+        moddir = os.path.join(pkgdir,localdir)
+        if os.access(os.path.join(moddir,'CVS'), os.R_OK):
+            bb.msg.note(1, bb.msg.domain.Fetcher, "Update " + loc)
+            # update sources there
             os.chdir(moddir)
-            os.chdir('..')
-#           tar them up to a defined filename
-            myret = os.system("tar -czf %s %s" % (os.path.join(dldir,tarfn), os.path.basename(moddir)))
-            if myret != 0:
-                try:
-                    os.unlink(tarfn)
-                except OSError:
-                    pass
-            os.chdir(olddir)
-        del localdata
+            myret = os.system(cvsupdatecmd)
+        else:
+            bb.msg.note(1, bb.msg.domain.Fetcher, "Fetch " + loc)
+            # check out sources there
+            bb.mkdirhier(pkgdir)
+            os.chdir(pkgdir)
+            bb.msg.debug(1, bb.msg.domain.Fetcher, "Running %s" % cvscmd)
+            myret = os.system(cvscmd)
+
+        if myret != 0 or not os.access(moddir, os.R_OK):
+            try:
+                os.rmdir(moddir)
+            except OSError:
+                 pass
+            raise FetchError(ud.module)
+
+        os.chdir(moddir)
+        os.chdir('..')
+        # tar them up to a defined filename
+        myret = os.system("tar -czf %s %s" % (ud.localpath, os.path.basename(moddir)))
+        if myret != 0:
+            try:
+                os.unlink(ud.localpath)
+            except OSError:
+                pass
+            raise FetchError(ud.module)
diff --git a/bitbake/lib/bb/fetch/git.py b/bitbake/lib/bb/fetch/git.py
index 49235c141e..75a7629223 100644
--- a/bitbake/lib/bb/fetch/git.py
+++ b/bitbake/lib/bb/fetch/git.py
@@ -37,7 +37,7 @@ def prunedir(topdir):
 
 def rungitcmd(cmd,d):
 
-    bb.debug(1, "Running %s" % cmd)
+    bb.msg.debug(1, bb.msg.domain.Fetcher, "Running %s" % cmd)
 
     # Need to export PATH as git is likely to be in metadata paths 
     # rather than host provided
@@ -48,108 +48,80 @@ def rungitcmd(cmd,d):
     if myret != 0:
         raise FetchError("Git: %s failed" % pathcmd)
 
-def gettag(parm):
-    if 'tag' in parm:
-        tag = parm['tag']
-    else:
-        tag = ""
-    if not tag:
-        tag = "master"
-
-    return tag
-
-def getprotocol(parm):
-    if 'protocol' in parm:
-        proto = parm['protocol']
-    else:
-        proto = ""
-    if not proto:
-        proto = "rsync"
-
-    return proto
-
-def localfile(url, d):
-    """Return the filename to cache the checkout in"""
-    (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-
-    #if user sets localpath for file, use it instead.
-    if "localpath" in parm:
-        return parm["localpath"]
-
-    tag = gettag(parm)
-
-    return data.expand('git_%s%s_%s.tar.gz' % (host, path.replace('/', '.'), tag), d)
-
 class Git(Fetch):
     """Class to fetch a module or modules from git repositories"""
-    def supports(url, d):
-        """Check to see if a given url can be fetched with cvs.
-           Expects supplied url in list form, as outputted by bb.decodeurl().
+    def supports(self, url, ud, d):
+        """
+        Check to see if a given url can be fetched with cvs.
         """
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        return type in ['git']
-    supports = staticmethod(supports)
+        return ud.type in ['git']
 
-    def localpath(url, d):
+    def localpath(self, url, ud, d):
 
-        return os.path.join(data.getVar("DL_DIR", d, 1), localfile(url, d))
+        ud.proto = "rsync"
+        if 'protocol' in ud.parm:
+            ud.proto = ud.parm['protocol']
 
-    localpath = staticmethod(localpath)
+        ud.tag = "master"
+        if 'tag' in ud.parm:
+            ud.tag = ud.parm['tag']
 
-    def go(self, d, urls = []):
-        """Fetch urls"""
-        if not urls:
-            urls = self.urls
+        ud.localfile = data.expand('git_%s%s_%s.tar.gz' % (ud.host, ud.path.replace('/', '.'), ud.tag), d)
 
-        for loc in urls:
-            (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(loc, d))
+        return os.path.join(data.getVar("DL_DIR", d, True), ud.localfile)
 
-            tag = gettag(parm)
-            proto = getprotocol(parm)
+    def forcefetch(self, url, ud, d):
+        # tag=="master" must always update
+        if (ud.tag == "master"):
+            return True
+        return False
 
-            gitsrcname = '%s%s' % (host, path.replace('/', '.'))
+    def go(self, loc, ud, d):
+        """Fetch url"""
 
-            repofilename = 'git_%s.tar.gz' % (gitsrcname)
-            repofile = os.path.join(data.getVar("DL_DIR", d, 1), repofilename)
-            repodir = os.path.join(data.expand('${GITDIR}', d), gitsrcname)
+        if not self.forcefetch(loc, ud, d) and Fetch.try_mirror(d, ud.localfile):
+            bb.msg.debug(1, bb.msg.domain.Fetcher, "%s already exists (or was stashed). Skipping git checkout." % ud.localpath)
+            return
 
-            coname = '%s' % (tag)
-            codir = os.path.join(repodir, coname)
+        gitsrcname = '%s%s' % (ud.host, ud.path.replace('/', '.'))
 
-            cofile = self.localpath(loc, d)
+        repofilename = 'git_%s.tar.gz' % (gitsrcname)
+        repofile = os.path.join(data.getVar("DL_DIR", d, 1), repofilename)
+        repodir = os.path.join(data.expand('${GITDIR}', d), gitsrcname)
 
-            # tag=="master" must always update
-            if (tag != "master") and Fetch.try_mirror(d, localfile(loc, d)):
-                bb.debug(1, "%s already exists (or was stashed). Skipping git checkout." % cofile)
-                continue
+        coname = '%s' % (ud.tag)
+        codir = os.path.join(repodir, coname)
 
-            if not os.path.exists(repodir):
-                if Fetch.try_mirror(d, repofilename):    
-                    bb.mkdirhier(repodir)
-                    os.chdir(repodir)
-                    rungitcmd("tar -xzf %s" % (repofile),d)
-                else:
-                    rungitcmd("git clone -n %s://%s%s %s" % (proto, host, path, repodir),d)
+        if not os.path.exists(repodir):
+            if Fetch.try_mirror(d, repofilename):    
+                bb.mkdirhier(repodir)
+                os.chdir(repodir)
+                rungitcmd("tar -xzf %s" % (repofile),d)
+            else:
+                rungitcmd("git clone -n %s://%s%s %s" % (ud.proto, ud.host, ud.path, repodir),d)
 
-            os.chdir(repodir)
-            rungitcmd("git pull %s://%s%s" % (proto, host, path),d)
-            rungitcmd("git pull --tags %s://%s%s" % (proto, host, path),d)
-            rungitcmd("git prune-packed", d)
-            # old method of downloading tags
-            #rungitcmd("rsync -a --verbose --stats --progress rsync://%s%s/ %s" % (host, path, os.path.join(repodir, ".git", "")),d)
+        os.chdir(repodir)
+        rungitcmd("git pull %s://%s%s" % (ud.proto, ud.host, ud.path),d)
+        rungitcmd("git pull --tags %s://%s%s" % (ud.proto, ud.host, ud.path),d)
+        rungitcmd("git prune-packed", d)
+        rungitcmd("git pack-redundant --all | xargs -r rm", d)
+        # Remove all but the .git directory
+        rungitcmd("rm * -Rf", d)
+        # old method of downloading tags
+        #rungitcmd("rsync -a --verbose --stats --progress rsync://%s%s/ %s" % (ud.host, ud.path, os.path.join(repodir, ".git", "")),d)
 
-            os.chdir(repodir)
-            bb.note("Creating tarball of git repository")
-            rungitcmd("tar -czf %s %s" % (repofile, os.path.join(".", ".git", "*") ),d)
+        os.chdir(repodir)
+        bb.msg.note(1, bb.msg.domain.Fetcher, "Creating tarball of git repository")
+        rungitcmd("tar -czf %s %s" % (repofile, os.path.join(".", ".git", "*") ),d)
 
-            if os.path.exists(codir):
-                prunedir(codir)
+        if os.path.exists(codir):
+            prunedir(codir)
 
-            bb.mkdirhier(codir)
-            os.chdir(repodir)
-            rungitcmd("git read-tree %s" % (tag),d)
-            rungitcmd("git checkout-index -q -f --prefix=%s -a" % (os.path.join(codir, "git", "")),d)
+        bb.mkdirhier(codir)
+        os.chdir(repodir)
+        rungitcmd("git read-tree %s" % (ud.tag),d)
+        rungitcmd("git checkout-index -q -f --prefix=%s -a" % (os.path.join(codir, "git", "")),d)
 
-            os.chdir(codir)
-            bb.note("Creating tarball of git checkout")
-            rungitcmd("tar -czf %s %s" % (cofile, os.path.join(".", "*") ),d)
+        os.chdir(codir)
+        bb.msg.note(1, bb.msg.domain.Fetcher, "Creating tarball of git checkout")
+        rungitcmd("tar -czf %s %s" % (ud.localpath, os.path.join(".", "*") ),d)
diff --git a/bitbake/lib/bb/fetch/local.py b/bitbake/lib/bb/fetch/local.py
index 51938f823e..5224976704 100644
--- a/bitbake/lib/bb/fetch/local.py
+++ b/bitbake/lib/bb/fetch/local.py
@@ -31,15 +31,13 @@ from   bb import data
 from   bb.fetch import Fetch
 
 class Local(Fetch):
-    def supports(url, d):
-        """Check to see if a given url can be fetched in the local filesystem.
-           Expects supplied url in list form, as outputted by bb.decodeurl().
+    def supports(self, url, urldata, d):
         """
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        return type in ['file','patch']
-    supports = staticmethod(supports)
+        Check to see if a given url can be fetched with cvs.
+        """
+        return urldata.type in ['file','patch']
 
-    def localpath(url, d):
+    def localpath(self, url, urldata, d):
         """Return the local filename of a given url assuming a successful fetch.
         """
         path = url.split("://")[1]
@@ -52,10 +50,10 @@ class Local(Fetch):
                 filesdir = data.getVar('FILESDIR', d, 1)
                 if filesdir:
                     newpath = os.path.join(filesdir, path)
+        # We don't set localfile as for this fetcher the file is already local!
         return newpath
-    localpath = staticmethod(localpath)
 
-    def go(self, urls = []):
+    def go(self, url, urldata, d):
         """Fetch urls (no-op for Local method)"""
-#       no need to fetch local files, we'll deal with them in place.
+        # no need to fetch local files, we'll deal with them in place.
         return 1
diff --git a/bitbake/lib/bb/fetch/perforce.py b/bitbake/lib/bb/fetch/perforce.py
new file mode 100644
index 0000000000..88acf69951
--- /dev/null
+++ b/bitbake/lib/bb/fetch/perforce.py
@@ -0,0 +1,213 @@
+#!/usr/bin/env python
+# ex:ts=4:sw=4:sts=4:et
+# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
+"""
+BitBake 'Fetch' implementations
+
+Classes for obtaining upstream sources for the
+BitBake build tools.
+
+Copyright (C) 2003, 2004  Chris Larson
+
+This program is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation; either version 2 of the License, or (at your option) any later
+version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+Place, Suite 330, Boston, MA 02111-1307 USA.
+
+Based on functions from the base bb module, Copyright 2003 Holger Schurig
+"""
+
+import os, re
+import bb
+from   bb import data
+from   bb.fetch import Fetch
+from   bb.fetch import FetchError
+from   bb.fetch import MissingParameterError
+
+class Perforce(Fetch):
+    def supports(self, url, ud, d):
+        return ud.type in ['p4']
+
+    def doparse(url,d):
+        parm=[]
+        path = url.split("://")[1]
+        delim = path.find("@");
+        if delim != -1:
+            (user,pswd,host,port) = path.split('@')[0].split(":")
+            path = path.split('@')[1]
+        else:
+            (host,port) = data.getVar('P4PORT', d).split(':')
+            user = ""
+            pswd = ""
+
+        if path.find(";") != -1:
+            keys=[]
+            values=[]
+            plist = path.split(';')
+            for item in plist:
+                if item.count('='):
+                    (key,value) = item.split('=')
+                    keys.append(key)
+                    values.append(value)
+
+            parm = dict(zip(keys,values))
+        path = "//" + path.split(';')[0]
+        host += ":%s" % (port)
+        parm["cset"] = Perforce.getcset(d, path, host, user, pswd, parm)
+
+        return host,path,user,pswd,parm
+    doparse = staticmethod(doparse)
+
+    def getcset(d, depot,host,user,pswd,parm):
+        if "cset" in parm:
+            return parm["cset"];
+        if user:
+            data.setVar('P4USER', user, d)
+        if pswd:
+            data.setVar('P4PASSWD', pswd, d)
+        if host:
+            data.setVar('P4PORT', host, d)
+
+        p4date = data.getVar("P4DATE", d, 1)
+        if "revision" in parm:
+            depot += "#%s" % (parm["revision"])
+        elif "label" in parm:
+            depot += "@%s" % (parm["label"])
+        elif p4date:
+            depot += "@%s" % (p4date)
+
+        p4cmd = data.getVar('FETCHCOMMAND_p4', d, 1)
+        bb.msg.debug(1, bb.msg.domain.Fetcher, "Running %s changes -m 1 %s" % (p4cmd, depot))
+        p4file = os.popen("%s changes -m 1 %s" % (p4cmd,depot))
+        cset = p4file.readline().strip()
+        bb.msg.debug(1, bb.msg.domain.Fetcher, "READ %s" % (cset))
+        if not cset:
+            return -1
+
+        return cset.split(' ')[1]
+    getcset = staticmethod(getcset)
+
+    def localpath(self, url, ud, d):        
+
+        (host,path,user,pswd,parm) = Perforce.doparse(url,d)
+
+        # If a label is specified, we use that as our filename
+
+        if "label" in parm:
+            ud.localfile = "%s.tar.gz" % (parm["label"])
+            return os.path.join(data.getVar("DL_DIR", d, 1), ud.localfile)
+
+        base = path
+        which = path.find('/...')
+        if which != -1:
+            base = path[:which]
+
+        if base[0] == "/":
+            base = base[1:]
+
+        cset = Perforce.getcset(d, path, host, user, pswd, parm)
+
+        ud.localfile = data.expand('%s+%s+%s.tar.gz' % (host,base.replace('/', '.'), cset), d)
+
+        return os.path.join(data.getVar("DL_DIR", d, 1), ud.localfile)
+
+    def go(self, loc, ud, d):
+        """
+        Fetch urls
+        """
+
+        # try to use the tarball stash
+        if not self.forcefetch(loc, ud, d) and Fetch.try_mirror(d, ud.localfile):
+            bb.msg.debug(1, bb.msg.domain.Fetcher, "%s already exists or was mirrored, skipping perforce checkout." % ud.localpath)
+            return
+
+        (host,depot,user,pswd,parm) = Perforce.doparse(loc, d)
+
+        if depot.find('/...') != -1:
+            path = depot[:depot.find('/...')]
+        else:
+            path = depot
+
+        if "module" in parm:
+            module = parm["module"]
+        else:
+            module = os.path.basename(path)
+
+        localdata = data.createCopy(d)
+        data.setVar('OVERRIDES', "p4:%s" % data.getVar('OVERRIDES', localdata), localdata)
+        data.update_data(localdata)
+
+        # Get the p4 command
+        if user:
+            data.setVar('P4USER', user, localdata)
+
+        if pswd:
+            data.setVar('P4PASSWD', pswd, localdata)
+
+        if host:
+            data.setVar('P4PORT', host, localdata)
+
+        p4cmd = data.getVar('FETCHCOMMAND', localdata, 1)
+
+        # create temp directory
+        bb.msg.debug(2, bb.msg.domain.Fetcher, "Fetch: creating temporary directory")
+        bb.mkdirhier(data.expand('${WORKDIR}', localdata))
+        data.setVar('TMPBASE', data.expand('${WORKDIR}/oep4.XXXXXX', localdata), localdata)
+        tmppipe = os.popen(data.getVar('MKTEMPDIRCMD', localdata, 1) or "false")
+        tmpfile = tmppipe.readline().strip()
+        if not tmpfile:
+            bb.error("Fetch: unable to create temporary directory.. make sure 'mktemp' is in the PATH.")
+            raise FetchError(module)
+
+        if "label" in parm:
+            depot = "%s@%s" % (depot,parm["label"])
+        else:
+            cset = Perforce.getcset(d, depot, host, user, pswd, parm)
+            depot = "%s@%s" % (depot,cset)
+
+        os.chdir(tmpfile)
+        bb.msg.note(1, bb.msg.domain.Fetcher, "Fetch " + loc)
+        bb.msg.note(1, bb.msg.domain.Fetcher, "%s files %s" % (p4cmd, depot))
+        p4file = os.popen("%s files %s" % (p4cmd, depot))
+
+        if not p4file:
+            bb.error("Fetch: unable to get the P4 files from %s" % (depot))
+            raise FetchError(module)
+
+        count = 0
+
+        for file in p4file: 
+            list = file.split()
+
+            if list[2] == "delete":
+                continue
+
+            dest = list[0][len(path)+1:]
+            where = dest.find("#")
+
+            os.system("%s print -o %s/%s %s" % (p4cmd, module,dest[:where],list[0]))
+            count = count + 1
+            
+        if count == 0:
+            bb.error("Fetch:  No files gathered from the P4 fetch")
+            raise FetchError(module)
+
+        myret = os.system("tar -czf %s %s" % (ud.localpath, module))
+        if myret != 0:
+            try:
+                os.unlink(ud.localpath)
+            except OSError:
+                pass
+            raise FetchError(module)
+        # cleanup
+        os.system('rm -rf %s' % tmpfile)
+
+
diff --git a/bitbake/lib/bb/fetch/ssh.py b/bitbake/lib/bb/fetch/ssh.py
index 57874d5ba9..e5f69e33e7 100644
--- a/bitbake/lib/bb/fetch/ssh.py
+++ b/bitbake/lib/bb/fetch/ssh.py
@@ -64,59 +64,55 @@ __pattern__ = re.compile(r'''
 class SSH(Fetch):
     '''Class to fetch a module or modules via Secure Shell'''
 
-    def supports(self, url, d):
+    def supports(self, url, urldata, d):
         return __pattern__.match(url) != None
 
-    def localpath(self, url, d):
+    def localpath(self, url, urldata, d):
         m = __pattern__.match(url)
         path = m.group('path')
         host = m.group('host')
-        lpath = os.path.join(data.getVar('DL_DIR', d, 1), host, os.path.basename(path))
+        lpath = os.path.join(data.getVar('DL_DIR', d, True), host, os.path.basename(path))
         return lpath
 
-    def go(self, d, urls = []):
-        if not urls:
-            urls = self.urls
-
-        for url in urls:
-            dldir = data.getVar('DL_DIR', d, 1)
-
-            m = __pattern__.match(url)
-            path = m.group('path')
-            host = m.group('host')
-            port = m.group('port')
-            user = m.group('user')
-            password = m.group('pass')
-
-            ldir = os.path.join(dldir, host)
-            lpath = os.path.join(ldir, os.path.basename(path))
-
-            if not os.path.exists(ldir):
-                os.makedirs(ldir)
-
-            if port:
-                port = '-P %s' % port
-            else:
-                port = ''
-
-            if user:
-                fr = user
-                if password:
-                    fr += ':%s' % password
-                fr += '@%s' % host
-            else:
-                fr = host
-            fr += ':%s' % path
-
-
-            import commands
-            cmd = 'scp -B -r %s %s %s/' % (
-                port,
-                commands.mkarg(fr),
-                commands.mkarg(ldir)
-            )
-
-            (exitstatus, output) = commands.getstatusoutput(cmd)
-            if exitstatus != 0:
-                print output
-                raise FetchError('Unable to fetch %s' % url)
+    def go(self, url, urldata, d):
+        dldir = data.getVar('DL_DIR', d, 1)
+
+        m = __pattern__.match(url)
+        path = m.group('path')
+        host = m.group('host')
+        port = m.group('port')
+        user = m.group('user')
+        password = m.group('pass')
+
+        ldir = os.path.join(dldir, host)
+        lpath = os.path.join(ldir, os.path.basename(path))
+
+        if not os.path.exists(ldir):
+            os.makedirs(ldir)
+
+        if port:
+            port = '-P %s' % port
+        else:
+            port = ''
+
+        if user:
+            fr = user
+            if password:
+                fr += ':%s' % password
+            fr += '@%s' % host
+        else:
+            fr = host
+        fr += ':%s' % path
+
+
+        import commands
+        cmd = 'scp -B -r %s %s %s/' % (
+            port,
+            commands.mkarg(fr),
+            commands.mkarg(ldir)
+        )
+
+        (exitstatus, output) = commands.getstatusoutput(cmd)
+        if exitstatus != 0:
+            print output
+            raise FetchError('Unable to fetch %s' % url)
diff --git a/bitbake/lib/bb/fetch/svk.py b/bitbake/lib/bb/fetch/svk.py
index 19103213cd..29270ab3d8 100644
--- a/bitbake/lib/bb/fetch/svk.py
+++ b/bitbake/lib/bb/fetch/svk.py
@@ -42,112 +42,76 @@ from   bb.fetch import MissingParameterError
 
 class Svk(Fetch):
     """Class to fetch a module or modules from svk repositories"""
-    def supports(url, d):
-        """Check to see if a given url can be fetched with svk.
-           Expects supplied url in list form, as outputted by bb.decodeurl().
+    def supports(self, url, ud, d):
         """
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        return type in ['svk']
-    supports = staticmethod(supports)
-
-    def localpath(url, d):
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        if "localpath" in parm:
-#           if user overrides local path, use it.
-            return parm["localpath"]
+        Check to see if a given url can be fetched with cvs.
+        """
+        return ud.type in ['svk']
 
-        if not "module" in parm:
+    def localpath(self, url, ud, d):
+        if not "module" in ud.parm:
             raise MissingParameterError("svk method needs a 'module' parameter")
         else:
-            module = parm["module"]
-        if 'rev' in parm:
-            revision = parm['rev']
-        else:
-            revision = ""
+            ud.module = ud.parm["module"]
+
+        ud.revision = ""
+        if 'rev' in ud.parm:
+            ud.revision = ud.parm['rev']
+
+        ud.localfile = data.expand('%s_%s_%s_%s_%s.tar.gz' % (ud.module.replace('/', '.'), ud.host, ud.path.replace('/', '.'), ud.revision, ud.date), d)
 
-        date = Fetch.getSRCDate(d)
+        return os.path.join(data.getVar("DL_DIR", d, True), ud.localfile)
 
-        return os.path.join(data.getVar("DL_DIR", d, 1),data.expand('%s_%s_%s_%s_%s.tar.gz' % ( module.replace('/', '.'), host, path.replace('/', '.'), revision, date), d))
-    localpath = staticmethod(localpath)
+    def forcefetch(self, url, ud, d):
+        if (ud.date == "now"):
+            return True
+        return False
 
-    def go(self, d, urls = []):
+    def go(self, loc, ud, d):
         """Fetch urls"""
-        if not urls:
-            urls = self.urls
 
+        if not self.forcefetch(loc, ud, d) and Fetch.try_mirror(d, ud.localfile):
+            return
+
+        svkroot = ud.host + ud.path
+
+        svkcmd = "svk co -r {%s} %s/%s" % (date, svkroot, ud.module)
+
+        if ud.revision:
+            svkcmd = "svk co -r %s/%s" % (ud.revision, svkroot, ud.module)
+
+        # create temp directory
         localdata = data.createCopy(d)
-        data.setVar('OVERRIDES', "svk:%s" % data.getVar('OVERRIDES', localdata), localdata)
         data.update_data(localdata)
-
-        for loc in urls:
-            (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(loc, localdata))
-            if not "module" in parm:
-                raise MissingParameterError("svk method needs a 'module' parameter")
-            else:
-                module = parm["module"]
-
-            dlfile = self.localpath(loc, localdata)
-            dldir = data.getVar('DL_DIR', localdata, 1)
-
-#           setup svk options
-            options = []
-            if 'rev' in parm:
-                revision = parm['rev']
-            else:
-                revision = ""
-
-            date = Fetch.getSRCDate(d)
-            tarfn = data.expand('%s_%s_%s_%s_%s.tar.gz' % (module.replace('/', '.'), host, path.replace('/', '.'), revision, date), localdata)
-            data.setVar('TARFILES', dlfile, localdata)
-            data.setVar('TARFN', tarfn, localdata)
-
-            if Fetch.check_for_tarball(d, tarfn, dldir, date):
-                continue
-
-            olddir = os.path.abspath(os.getcwd())
-            os.chdir(data.expand(dldir, localdata))
-
-            svkroot = host + path
-
-            data.setVar('SVKROOT', svkroot, localdata)
-            data.setVar('SVKCOOPTS', " ".join(options), localdata)
-            data.setVar('SVKMODULE', module, localdata)
-            svkcmd = "svk co -r {%s} %s/%s" % (date, svkroot, module)
-
-            if revision:
-                svkcmd = "svk co -r %s/%s" % (revision, svkroot, module)
-
-#           create temp directory
-            bb.debug(2, "Fetch: creating temporary directory")
-            bb.mkdirhier(data.expand('${WORKDIR}', localdata))
-            data.setVar('TMPBASE', data.expand('${WORKDIR}/oesvk.XXXXXX', localdata), localdata)
-            tmppipe = os.popen(data.getVar('MKTEMPDIRCMD', localdata, 1) or "false")
-            tmpfile = tmppipe.readline().strip()
-            if not tmpfile:
-                bb.error("Fetch: unable to create temporary directory.. make sure 'mktemp' is in the PATH.")
-                raise FetchError(module)
-
-#           check out sources there
-            os.chdir(tmpfile)
-            bb.note("Fetch " + loc)
-            bb.debug(1, "Running %s" % svkcmd)
-            myret = os.system(svkcmd)
-            if myret != 0:
-                try:
-                    os.rmdir(tmpfile)
-                except OSError:
-                    pass
-                raise FetchError(module)
-
-            os.chdir(os.path.join(tmpfile, os.path.dirname(module)))
-#           tar them up to a defined filename
-            myret = os.system("tar -czf %s %s" % (os.path.join(dldir,tarfn), os.path.basename(module)))
-            if myret != 0:
-                try:
-                    os.unlink(tarfn)
-                except OSError:
-                    pass
-#           cleanup
-            os.system('rm -rf %s' % tmpfile)
-            os.chdir(olddir)
-        del localdata
+        bb.msg.debug(2, bb.msg.domain.Fetcher, "Fetch: creating temporary directory")
+        bb.mkdirhier(data.expand('${WORKDIR}', localdata))
+        data.setVar('TMPBASE', data.expand('${WORKDIR}/oesvk.XXXXXX', localdata), localdata)
+        tmppipe = os.popen(data.getVar('MKTEMPDIRCMD', localdata, 1) or "false")
+        tmpfile = tmppipe.readline().strip()
+        if not tmpfile:
+            bb.msg.error(bb.msg.domain.Fetcher, "Fetch: unable to create temporary directory.. make sure 'mktemp' is in the PATH.")
+            raise FetchError(ud.module)
+
+        # check out sources there
+        os.chdir(tmpfile)
+        bb.msg.note(1, bb.msg.domain.Fetcher, "Fetch " + loc)
+        bb.msg.debug(1, bb.msg.domain.Fetcher, "Running %s" % svkcmd)
+        myret = os.system(svkcmd)
+        if myret != 0:
+            try:
+                os.rmdir(tmpfile)
+            except OSError:
+                pass
+            raise FetchError(ud.module)
+
+        os.chdir(os.path.join(tmpfile, os.path.dirname(ud.module)))
+        # tar them up to a defined filename
+        myret = os.system("tar -czf %s %s" % (ud.localpath, os.path.basename(ud.module)))
+        if myret != 0:
+            try:
+                os.unlink(ud.localpath)
+            except OSError:
+                pass
+            raise FetchError(ud.module)
+        # cleanup
+        os.system('rm -rf %s' % tmpfile)
diff --git a/bitbake/lib/bb/fetch/svn.py b/bitbake/lib/bb/fetch/svn.py
index d1a959371b..b95de2a79b 100644
--- a/bitbake/lib/bb/fetch/svn.py
+++ b/bitbake/lib/bb/fetch/svn.py
@@ -26,6 +26,7 @@ Based on functions from the base bb module, Copyright 2003 Holger Schurig
 """
 
 import os, re
+import sys
 import bb
 from   bb import data
 from   bb.fetch import Fetch
@@ -34,136 +35,98 @@ from   bb.fetch import MissingParameterError
 
 class Svn(Fetch):
     """Class to fetch a module or modules from svn repositories"""
-    def supports(url, d):
-        """Check to see if a given url can be fetched with svn.
-           Expects supplied url in list form, as outputted by bb.decodeurl().
+    def supports(self, url, ud, d):
         """
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        return type in ['svn']
-    supports = staticmethod(supports)
-
-    def localpath(url, d):
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        if "localpath" in parm:
-#           if user overrides local path, use it.
-            return parm["localpath"]
+        Check to see if a given url can be fetched with svn.
+        """
+        return ud.type in ['svn']
 
-        if not "module" in parm:
+    def localpath(self, url, ud, d):
+        if not "module" in ud.parm:
             raise MissingParameterError("svn method needs a 'module' parameter")
         else:
-            module = parm["module"]
-        if 'rev' in parm:
-            revision = parm['rev']
-        else:
-            revision = ""
+            ud.module = ud.parm["module"]
+
+        ud.revision = ""
+        if 'rev' in ud.parm:
+            ud.revision = ud.parm['rev']
+
+        ud.localfile = data.expand('%s_%s_%s_%s_%s.tar.gz' % (ud.module.replace('/', '.'), ud.host, ud.path.replace('/', '.'), ud.revision, ud.date), d)
+
+        return os.path.join(data.getVar("DL_DIR", d, True), ud.localfile)
 
-        date = Fetch.getSRCDate(d)
+    def forcefetch(self, url, ud, d):
+        if (ud.date == "now"):
+            return True
+        return False
 
-        return os.path.join(data.getVar("DL_DIR", d, 1),data.expand('%s_%s_%s_%s_%s.tar.gz' % ( module.replace('/', '.'), host, path.replace('/', '.'), revision, date), d))
-    localpath = staticmethod(localpath)
+    def go(self, loc, ud, d):
+        """Fetch url"""
 
-    def go(self, d, urls = []):
-        """Fetch urls"""
-        if not urls:
-            urls = self.urls
+        # try to use the tarball stash
+        if not self.forcefetch(loc, ud, d) and Fetch.try_mirror(d, ud.localfile):
+            bb.msg.debug(1, bb.msg.domain.Fetcher, "%s already exists or was mirrored, skipping svn checkout." % ud.localpath)
+            return
+
+        proto = "svn"
+        if "proto" in ud.parm:
+            proto = ud.parm["proto"]
+
+        svn_rsh = None
+        if proto == "svn+ssh" and "rsh" in ud.parm:
+            svn_rsh = ud.parm["rsh"]
+
+        svnroot = ud.host + ud.path
+
+        # either use the revision, or SRCDATE in braces, or nothing for SRCDATE = "now"
+        options = []
+        if ud.revision:
+            options.append("-r %s" % ud.revision)
+        elif ud.date != "now":
+            options.append("-r {%s}" % ud.date)
 
         localdata = data.createCopy(d)
         data.setVar('OVERRIDES', "svn:%s" % data.getVar('OVERRIDES', localdata), localdata)
         data.update_data(localdata)
 
-        for loc in urls:
-            (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(loc, localdata))
-            if not "module" in parm:
-                raise MissingParameterError("svn method needs a 'module' parameter")
-            else:
-                module = parm["module"]
-
-            dlfile = self.localpath(loc, localdata)
-            dldir = data.getVar('DL_DIR', localdata, 1)
-#           if local path contains the svn
-#           module, consider the dir above it to be the
-#           download directory
-#           pos = dlfile.find(module)
-#           if pos:
-#               dldir = dlfile[:pos]
-#           else:
-#               dldir = os.path.dirname(dlfile)
-
-#           setup svn options
-            options = []
-            if 'rev' in parm:
-                revision = parm['rev']
-            else:
-                revision = ""
-
-            date = Fetch.getSRCDate(d)
-
-            if "proto" in parm:
-                proto = parm["proto"]
-            else:
-                proto = "svn"
-
-            svn_rsh = None
-            if proto == "svn+ssh" and "rsh" in parm:
-                svn_rsh = parm["rsh"]
-
-            tarfn = data.expand('%s_%s_%s_%s_%s.tar.gz' % (module.replace('/', '.'), host, path.replace('/', '.'), revision, date), localdata)
-            data.setVar('TARFILES', dlfile, localdata)
-            data.setVar('TARFN', tarfn, localdata)
-
-            if Fetch.check_for_tarball(d, tarfn, dldir, date):
-                continue
-
-            olddir = os.path.abspath(os.getcwd())
-            os.chdir(data.expand(dldir, localdata))
-
-            svnroot = host + path
-
-            data.setVar('SVNROOT', svnroot, localdata)
-            data.setVar('SVNCOOPTS', " ".join(options), localdata)
-            data.setVar('SVNMODULE', module, localdata)
-            svncmd = data.getVar('FETCHCOMMAND', localdata, 1)
-            svncmd = "svn co -r {%s} %s://%s/%s" % (date, proto, svnroot, module)
-
-            if revision:
-                svncmd = "svn co -r %s %s://%s/%s" % (revision, proto, svnroot, module)
-            elif date == "now":
-                svncmd = "svn co %s://%s/%s" % (proto, svnroot, module)
-
-            if svn_rsh:
-                svncmd = "svn_RSH=\"%s\" %s" % (svn_rsh, svncmd)
-
-#           create temp directory
-            bb.debug(2, "Fetch: creating temporary directory")
-            bb.mkdirhier(data.expand('${WORKDIR}', localdata))
-            data.setVar('TMPBASE', data.expand('${WORKDIR}/oesvn.XXXXXX', localdata), localdata)
-            tmppipe = os.popen(data.getVar('MKTEMPDIRCMD', localdata, 1) or "false")
-            tmpfile = tmppipe.readline().strip()
-            if not tmpfile:
-                bb.error("Fetch: unable to create temporary directory.. make sure 'mktemp' is in the PATH.")
-                raise FetchError(module)
-
-#           check out sources there
-            os.chdir(tmpfile)
-            bb.note("Fetch " + loc)
-            bb.debug(1, "Running %s" % svncmd)
+        data.setVar('SVNROOT', "%s://%s/%s" % (proto, svnroot, ud.module), localdata)
+        data.setVar('SVNCOOPTS', " ".join(options), localdata)
+        data.setVar('SVNMODULE', ud.module, localdata)
+        svncmd = data.getVar('FETCHCOMMAND', localdata, 1)
+        svnupcmd = data.getVar('UPDATECOMMAND', localdata, 1)
+
+        if svn_rsh:
+            svncmd = "svn_RSH=\"%s\" %s" % (svn_rsh, svncmd)
+            svnupcmd = "svn_RSH=\"%s\" %s" % (svn_rsh, svnupcmd)
+
+        pkg = data.expand('${PN}', d)
+        pkgdir = os.path.join(data.expand('${SVNDIR}', localdata), pkg)
+        moddir = os.path.join(pkgdir, ud.module)
+        bb.msg.debug(2, bb.msg.domain.Fetcher, "Fetch: checking for module directory '" + moddir + "'")
+
+        if os.access(os.path.join(moddir, '.svn'), os.R_OK):
+            bb.msg.note(1, bb.msg.domain.Fetcher, "Update " + loc)
+            # update sources there
+            os.chdir(moddir)
+            bb.msg.debug(1, bb.msg.domain.Fetcher, "Running %s" % svnupcmd)
+            myret = os.system(svnupcmd)
+        else:
+            bb.msg.note(1, bb.msg.domain.Fetcher, "Fetch " + loc)
+            # check out sources there
+            bb.mkdirhier(pkgdir)
+            os.chdir(pkgdir)
+            bb.msg.debug(1, bb.msg.domain.Fetcher, "Running %s" % svncmd)
             myret = os.system(svncmd)
-            if myret != 0:
-                try:
-                    os.rmdir(tmpfile)
-                except OSError:
-                    pass
-                raise FetchError(module)
-
-            os.chdir(os.path.join(tmpfile, os.path.dirname(module)))
-#           tar them up to a defined filename
-            myret = os.system("tar -czf %s %s" % (os.path.join(dldir,tarfn), os.path.basename(module)))
-            if myret != 0:
-                try:
-                    os.unlink(tarfn)
-                except OSError:
-                    pass
-#           cleanup
-            os.system('rm -rf %s' % tmpfile)
-            os.chdir(olddir)
-        del localdata
+
+        if myret != 0:
+            raise FetchError(ud.module)
+
+        os.chdir(pkgdir)
+        # tar them up to a defined filename
+        myret = os.system("tar -czf %s %s" % (ud.localpath, os.path.basename(ud.module)))
+        if myret != 0:
+            try:
+                os.unlink(ud.localpath)
+            except OSError:
+                pass
+            raise FetchError(ud.module)
diff --git a/bitbake/lib/bb/fetch/wget.py b/bitbake/lib/bb/fetch/wget.py
index e47a8859be..9c9c1675a1 100644
--- a/bitbake/lib/bb/fetch/wget.py
+++ b/bitbake/lib/bb/fetch/wget.py
@@ -30,138 +30,70 @@ import bb
 from   bb import data
 from   bb.fetch import Fetch
 from   bb.fetch import FetchError
-from   bb.fetch import MD5SumError
 from   bb.fetch import uri_replace
 
 class Wget(Fetch):
     """Class to fetch urls via 'wget'"""
-    def supports(url, d):
-        """Check to see if a given url can be fetched using wget.
-           Expects supplied url in list form, as outputted by bb.decodeurl().
+    def supports(self, url, ud, d):
         """
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        return type in ['http','https','ftp']
-    supports = staticmethod(supports)
-
-    def localpath(url, d):
-#       strip off parameters
-        (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(url, d))
-        if "localpath" in parm:
-#           if user overrides local path, use it.
-            return parm["localpath"]
-        url = bb.encodeurl([type, host, path, user, pswd, {}])
-
-        return os.path.join(data.getVar("DL_DIR", d), os.path.basename(url))
-    localpath = staticmethod(localpath)
-
-    def go(self, d, urls = []):
+        Check to see if a given url can be fetched with cvs.
+        """
+        return ud.type in ['http','https','ftp']
+
+    def localpath(self, url, ud, d):
+
+        url = bb.encodeurl([ud.type, ud.host, ud.path, ud.user, ud.pswd, {}])
+        ud.basename = os.path.basename(ud.path)
+        ud.localfile = data.expand(os.path.basename(url), d)
+
+        return os.path.join(data.getVar("DL_DIR", d, True), ud.localfile)
+
+    def go(self, uri, ud, d):
         """Fetch urls"""
 
-        def md5_sum(parm, d):
-            """
-            Return the MD5SUM associated with the to be downloaded
-            file.
-            It can return None if no md5sum is associated
-            """
-            try:
-                return parm['md5sum']
-            except:
-                return None
-
-        def verify_md5sum(wanted_sum, got_sum):
-            """
-            Verify the md5sum we wanted with the one we got
-            """
-            if not wanted_sum:
-                return True
-
-            return wanted_sum == got_sum
-
-        def fetch_uri(uri, basename, dl, md5, parm, d):
-            # the MD5 sum we want to verify
-            wanted_md5sum = md5_sum(parm, d)
-            if os.path.exists(dl):
-#               file exists, but we didnt complete it.. trying again..
+        def fetch_uri(uri, ud, d):
+            if os.path.exists(ud.localpath):
+                # file exists, but we didnt complete it.. trying again..
                 fetchcmd = data.getVar("RESUMECOMMAND", d, 1)
             else:
                 fetchcmd = data.getVar("FETCHCOMMAND", d, 1)
 
-            bb.note("fetch " + uri)
+            bb.msg.note(1, bb.msg.domain.Fetcher, "fetch " + uri)
             fetchcmd = fetchcmd.replace("${URI}", uri)
-            fetchcmd = fetchcmd.replace("${FILE}", basename)
-            bb.debug(2, "executing " + fetchcmd)
+            fetchcmd = fetchcmd.replace("${FILE}", ud.basename)
+            bb.msg.debug(2, bb.msg.domain.Fetcher, "executing " + fetchcmd)
             ret = os.system(fetchcmd)
             if ret != 0:
                 return False
 
             # check if sourceforge did send us to the mirror page
-            dl_dir = data.getVar("DL_DIR", d, True)
-            if not os.path.exists(dl):
-                os.system("rm %s*" % dl) # FIXME shell quote it
-                bb.debug(2,"sourceforge.net send us to the mirror on %s" % basename)
+            if not os.path.exists(ud.localpath):
+                os.system("rm %s*" % ud.localpath) # FIXME shell quote it
+                bb.msg.debug(2, bb.msg.domain.Fetcher, "sourceforge.net send us to the mirror on %s" % ud.basename)
                 return False
 
-#           supposedly complete.. write out md5sum
-            if bb.which(data.getVar('PATH', d), 'md5sum'):
-                try:
-                    md5pipe = os.popen('md5sum ' + dl)
-                    md5data = (md5pipe.readline().split() or [ "" ])[0]
-                    md5pipe.close()
-                except OSError:
-                    md5data = ""
-
-            # verify the md5sum
-            if not verify_md5sum(wanted_md5sum, md5data):
-                raise MD5SumError(uri)
-
-            md5out = file(md5, 'w')
-            md5out.write(md5data)
-            md5out.close()
             return True
 
-        if not urls:
-            urls = self.urls
-
         localdata = data.createCopy(d)
         data.setVar('OVERRIDES', "wget:" + data.getVar('OVERRIDES', localdata), localdata)
         data.update_data(localdata)
 
-        for uri in urls:
-            completed = 0
-            (type, host, path, user, pswd, parm) = bb.decodeurl(data.expand(uri, localdata))
-            basename = os.path.basename(path)
-            dl = self.localpath(uri, d)
-            dl = data.expand(dl, localdata)
-            md5 = dl + '.md5'
-
-            if os.path.exists(md5):
-#               complete, nothing to see here..
-                continue
-
-            premirrors = [ i.split() for i in (data.getVar('PREMIRRORS', localdata, 1) or "").split('\n') if i ]
-            for (find, replace) in premirrors:
-                newuri = uri_replace(uri, find, replace, d)
-                if newuri != uri:
-                    if fetch_uri(newuri, basename, dl, md5, parm, localdata):
-                        completed = 1
-                        break
-
-            if completed:
-                continue
-
-            if fetch_uri(uri, basename, dl, md5, parm, localdata):
-                continue
-
-#           try mirrors
-            mirrors = [ i.split() for i in (data.getVar('MIRRORS', localdata, 1) or "").split('\n') if i ]
-            for (find, replace) in mirrors:
-                newuri = uri_replace(uri, find, replace, d)
-                if newuri != uri:
-                    if fetch_uri(newuri, basename, dl, md5, parm, localdata):
-                        completed = 1
-                        break
-
-            if not completed:
-                raise FetchError(uri)
-
-        del localdata
+        premirrors = [ i.split() for i in (data.getVar('PREMIRRORS', localdata, 1) or "").split('\n') if i ]
+        for (find, replace) in premirrors:
+            newuri = uri_replace(uri, find, replace, d)
+            if newuri != uri:
+                if fetch_uri(newuri, ud, localdata):
+                    return
+
+        if fetch_uri(uri, ud, localdata):
+            return
+
+        # try mirrors
+        mirrors = [ i.split() for i in (data.getVar('MIRRORS', localdata, 1) or "").split('\n') if i ]
+        for (find, replace) in mirrors:
+            newuri = uri_replace(uri, find, replace, d)
+            if newuri != uri:
+                if fetch_uri(newuri, ud, localdata):
+                    return
+
+        raise FetchError(uri)