Move urllib error handling from revlog into statichttprepo, where it belongs.

Move urllib error handling from revlog into statichttprepo, where it belongs.

--- a/mercurial/commands.py	Thu Sep 22 23:33:26 2005 -0700
+++ b/mercurial/commands.py	Fri Sep 23 00:05:16 2005 -0700
@@ -2160,6 +2160,8 @@
             u.warn("abort: %s\n" % inst)
         elif hasattr(inst, "reason"):
             u.warn("abort: error: %s\n" % inst.reason[1])
+        elif getattr(inst, "strerror", None):
+            u.warn("abort: %s\n" % inst.strerror)
         elif hasattr(inst, "args") and inst[0] == errno.EPIPE:
             if u.debugflag:
                 u.warn("broken pipe\n")

--- a/mercurial/revlog.py	Thu Sep 22 23:33:26 2005 -0700
+++ b/mercurial/revlog.py	Fri Sep 23 00:05:16 2005 -0700
@@ -12,7 +12,7 @@
 
 from node import *
 from demandload import demandload
-demandload(globals(), "binascii errno heapq mdiff sha struct urllib2 zlib")
+demandload(globals(), "binascii errno heapq mdiff sha struct zlib")
 
 def hash(text, p1, p2):
     """generate a hash from the given text and its parent hashes
@@ -179,8 +179,6 @@
 
         try:
             i = self.opener(self.indexfile).read()
-        except urllib2.URLError:
-            raise
         except IOError, inst:
             if inst.errno != errno.ENOENT:
                 raise

--- a/mercurial/statichttprepo.py	Thu Sep 22 23:33:26 2005 -0700
+++ b/mercurial/statichttprepo.py	Fri Sep 23 00:05:16 2005 -0700
@@ -7,15 +7,23 @@
 # This software may be used and distributed according to the terms
 # of the GNU General Public License, incorporated herein by reference.
 
-import os, urllib
-import localrepo, httprangereader, filelog, manifest, changelog
+from demandload import demandload
+demandload(globals(), "changelog filelog httprangereader")
+demandload(globals(), "localrepo manifest os urllib urllib2")
+
+class rangereader(httprangereader.httprangereader):
+    def read(self, size=None):
+        try:
+            return httprangereader.httprangereader.read(self, size)
+        except urllib2.URLError, inst:
+            raise IOError(None, str(inst))
 
 def opener(base):
     """return a function that opens files over http"""
     p = base
     def o(path, mode="r"):
         f = os.path.join(p, urllib.quote(path))
-        return httprangereader.httprangereader(f)
+        return rangereader(f)
     return o
 
 class statichttprepository(localrepo.localrepository):