diff --git a/poky/bitbake/lib/bb/fetch2/__init__.py b/poky/bitbake/lib/bb/fetch2/__init__.py
index 0126e0d..f6b5529 100644
--- a/poky/bitbake/lib/bb/fetch2/__init__.py
+++ b/poky/bitbake/lib/bb/fetch2/__init__.py
@@ -843,6 +843,11 @@
         if val:
             cmd = 'export ' + var + '=\"%s\"; %s' % (val, cmd)
 
+    # Ensure that a _PYTHON_SYSCONFIGDATA_NAME value set by a recipe
+    # (for example via python3native.bbclass since warrior) is not set for
+    # host Python (otherwise tools like git-make-shallow will fail)
+    cmd = 'unset _PYTHON_SYSCONFIGDATA_NAME; ' + cmd
+
     # Disable pseudo as it may affect ssh, potentially causing it to hang.
     cmd = 'export PSEUDO_DISABLED=1; ' + cmd
 
diff --git a/poky/bitbake/lib/bb/fetch2/npm.py b/poky/bitbake/lib/bb/fetch2/npm.py
index f08bdee..4427b1b 100644
--- a/poky/bitbake/lib/bb/fetch2/npm.py
+++ b/poky/bitbake/lib/bb/fetch2/npm.py
@@ -151,20 +151,11 @@
         Parse the output of npm view --json; the last JSON result
         is assumed to be the one that we're interested in.
         '''
-        pdata = None
-        outdeps = {}
-        datalines = []
-        bracelevel = 0
-        for line in output.splitlines():
-            if bracelevel:
-                datalines.append(line)
-            elif '{' in line:
-                datalines = []
-                datalines.append(line)
-            bracelevel = bracelevel + line.count('{') - line.count('}')
-        if datalines:
-            pdata = json.loads('\n'.join(datalines))
-        return pdata
+        pdata = json.loads(output);
+        try:
+            return pdata[-1]
+        except:
+            return pdata
 
     def _getdependencies(self, pkg, data, version, d, ud, optional=False, fetchedlist=None):
         if fetchedlist is None:
diff --git a/poky/bitbake/lib/bb/fetch2/svn.py b/poky/bitbake/lib/bb/fetch2/svn.py
index baeb0e7..59ce931 100644
--- a/poky/bitbake/lib/bb/fetch2/svn.py
+++ b/poky/bitbake/lib/bb/fetch2/svn.py
@@ -91,6 +91,13 @@
             svncmd = "%s log --limit 1 %s %s://%s/%s/" % (ud.basecmd, " ".join(options), proto, svnroot, ud.module)
         else:
             suffix = ""
+
+            # externals may be either 'allowed' or 'nowarn', but not both.  Allowed
+            # will not issue a warning, but will log to the debug buffer what has likely
+            # been downloaded by SVN.
+            if not ("externals" in ud.parm and ud.parm["externals"] == "allowed"):
+                options.append("--ignore-externals")
+
             if ud.revision:
                 options.append("-r %s" % ud.revision)
                 suffix = "@%s" % (ud.revision)
@@ -136,6 +143,18 @@
                 bb.fetch2.check_network_access(d, svnfetchcmd, ud.url)
                 runfetchcmd(svnfetchcmd, d, workdir=ud.pkgdir)
 
+            if not ("externals" in ud.parm and ud.parm["externals"] == "nowarn"):
+                # Warn the user if this had externals (won't catch them all)
+                output = runfetchcmd("svn propget svn:externals", d, workdir=ud.moddir)
+                if output:
+                    if "--ignore-externals" in svnfetchcmd.split():
+                        bb.warn("%s contains svn:externals." % ud.url)
+                        bb.warn("These should be added to the recipe SRC_URI as necessary.")
+                        bb.warn("svn fetch has ignored externals:\n%s" % output)
+                        bb.warn("To disable this warning add ';externals=nowarn' to the url.")
+                    else:
+                        bb.debug(1, "svn repository has externals:\n%s" % output)
+
             scmdata = ud.parm.get("scmdata", "")
             if scmdata == "keep":
                 tar_flags = ""