hgweb: watch changelog for changes

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

hgweb: watch changelog for changes

Check the mtime of the changelog for updates on each invocation of
run(). For the standalone server, this means you don't need to re-run
it to pick up changes.

manifest hash: 398bdbf03b867df27da9e803a094dd265f62e12c
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.0 (GNU/Linux)

iD8DBQFConlTywK+sNU5EO8RAljMAKCigJKR2aXabt1kuYeiAl+PZEN1owCeKShZ
oZKfo+I7e967FqI9l7NIPFE=
=pTp6
-----END PGP SIGNATURE-----

mercurial/hgweb.py

@@ -119,7 +119,8 b' class hgweb:'
     def __init__(self, path, name, templates = ""):
         self.templates = templates or templatepath()
         self.reponame = name
-        self.repo = repository(ui(), path)
+        self.path = path
+        self.mtime = -1
         self.viewonly = 0
 
         self.filters = {
@@ -131,6 +132,11 b' class hgweb:'
             "firstline": (lambda x: x.splitlines(1)[0]),
             }
 
+    def refresh(self):
+        s = os.stat(os.path.join(self.path, ".hg", "00changelog.i"))
+        if s.st_mtime != self.mtime:
+            self.repo = repository(ui(), self.path)
+
     def date(self, cs):
         return time.asctime(time.gmtime(float(cs[2].split(' ')[0])))
 
@@ -566,6 +572,7 b' class hgweb:'
     # find tag, changeset, file
 
     def run(self):
+        self.refresh()
         args = cgi.parse()
 
         m = os.path.join(self.templates, "map")