--- a/mercurial/commands.py
+++ b/mercurial/commands.py
@@ -2599,37 +2599,44 @@ def serve(ui, repo, **opts):
 def status(ui, repo, *pats, **opts):
     """show changed files in the working directory
 
-    Show changed files in the repository.  If names are
-    given, only files that match are shown.
+    Show status of files in the repository.  If names are given, only
+    files that match are shown.  Files that are clean or ignored, are
+    not listed unless -c (clean), -i (ignored) or -A is given.
 
     The codes used to show the status of files are:
     M = modified
     A = added
     R = removed
+    C = clean
     ! = deleted, but still tracked
     ? = not tracked
     I = ignored (not shown by default)
       = the previous added file was copied from here
     """
 
-    show_ignored = opts['ignored'] and True or False
+    all = opts['all']
+    
     files, matchfn, anypats = matchpats(repo, pats, opts)
     cwd = (pats and repo.getcwd()) or ''
-    modified, added, removed, deleted, unknown, ignored = [
+    modified, added, removed, deleted, unknown, ignored, clean = [
         [util.pathto(cwd, x) for x in n]
-        for n in repo.changes(files=files, match=matchfn,
-                              show_ignored=show_ignored)]
-
-    changetypes = [('modified', 'M', modified),
+        for n in repo.status(files=files, match=matchfn,
+                             list_ignored=all or opts['ignored'],
+                             list_clean=all or opts['clean'])]
+
+    changetypes = (('modified', 'M', modified),
                    ('added', 'A', added),
                    ('removed', 'R', removed),
                    ('deleted', '!', deleted),
                    ('unknown', '?', unknown),
-                   ('ignored', 'I', ignored)]
+                   ('ignored', 'I', ignored))
+
+    explicit_changetypes = changetypes + (('clean', 'C', clean),)
 
     end = opts['print0'] and '\0' or '\n'
 
-    for opt, char, changes in ([ct for ct in changetypes if opts[ct[0]]]
+    for opt, char, changes in ([ct for ct in explicit_changetypes
+                                if all or opts[ct[0]]]
                                or changetypes):
         if opts['no_status']:
             format = "%%s%s" % end
@@ -2638,7 +2645,7 @@ def status(ui, repo, *pats, **opts):
 
         for f in changes:
             ui.write(format % f)
-            if (opts.get('copies') and not opts.get('no_status')
+            if ((all or opts.get('copies')) and not opts.get('no_status')
                 and opt == 'added' and repo.dirstate.copies.has_key(f)):
                 ui.write('  %s%s' % (repo.dirstate.copies[f], end))
 
@@ -3123,10 +3130,12 @@ table = {
          _('hg serve [OPTION]...')),
     "^status|st":
         (status,
-         [('m', 'modified', None, _('show only modified files')),
+         [('A', 'all', None, _('show status of all files')),
+          ('m', 'modified', None, _('show only modified files')),
           ('a', 'added', None, _('show only added files')),
           ('r', 'removed', None, _('show only removed files')),
           ('d', 'deleted', None, _('show only deleted (but tracked) files')),
+          ('c', 'clean', None, _('show only files without changes')),
           ('u', 'unknown', None, _('show only unknown (not tracked) files')),
           ('i', 'ignored', None, _('show ignored files')),
           ('n', 'no-status', None, _('hide status prefix')),

--- a/mercurial/dirstate.py
+++ b/mercurial/dirstate.py
@@ -434,15 +434,16 @@ class dirstate(object):
             if not seen(k) and (statmatch(k, None)):
                 yield 'm', k, None
 
-    def changes(self, files=None, match=util.always, show_ignored=None):
+    def status(self, files=None, match=util.always, list_ignored=False,
+               list_clean=False):
         lookup, modified, added, unknown, ignored = [], [], [], [], []
-        removed, deleted = [], []
+        removed, deleted, clean = [], [], []
 
-        for src, fn, st in self.statwalk(files, match, ignored=show_ignored):
+        for src, fn, st in self.statwalk(files, match, ignored=list_ignored):
             try:
                 type_, mode, size, time = self[fn]
             except KeyError:
-                if show_ignored and self.ignore(fn):
+                if list_ignored and self.ignore(fn):
                     ignored.append(fn)
                 else:
                     unknown.append(fn)
@@ -473,6 +474,8 @@ class dirstate(object):
                     modified.append(fn)
                 elif time != st.st_mtime:
                     lookup.append(fn)
+                elif list_clean:
+                    clean.append(fn)
             elif type_ == 'm':
                 modified.append(fn)
             elif type_ == 'a':
@@ -480,4 +483,5 @@ class dirstate(object):
             elif type_ == 'r':
                 removed.append(fn)
 
-        return (lookup, modified, added, removed, deleted, unknown, ignored)
+        return (lookup, modified, added, removed, deleted, unknown, ignored,
+                clean)

--- a/mercurial/localrepo.py
+++ b/mercurial/localrepo.py
@@ -658,9 +658,9 @@ class localrepository(repo.repository):
             for src, fn in self.dirstate.walk(files, match, badmatch=badmatch):
                 yield src, fn
 
-    def changes(self, node1=None, node2=None, files=[], match=util.always,
-                wlock=None, show_ignored=None):
-        """return changes between two nodes or node and working directory
+    def status(self, node1=None, node2=None, files=[], match=util.always,
+                wlock=None, list_ignored=False, list_clean=False):
+        """return status of files between two nodes or node and working directory
 
         If node1 is None, use the first dirstate parent instead.
         If node2 is None, compare node1 with working directory.
@@ -679,7 +679,9 @@ class localrepository(repo.repository):
                     del mf[fn]
             return mf
 
-        modified, added, removed, deleted, unknown, ignored = [],[],[],[],[],[]
+        modified, added, removed, deleted, unknown = [], [], [], [], []
+        ignored, clean = [], []
+
         compareworking = False
         if not node1 or (not node2 and node1 == self.dirstate.parents()[0]):
             compareworking = True
@@ -697,8 +699,9 @@ class localrepository(repo.repository):
                     wlock = self.wlock(wait=0)
                 except lock.LockException:
                     wlock = None
-            lookup, modified, added, removed, deleted, unknown, ignored = (
-                self.dirstate.changes(files, match, show_ignored))
+            (lookup, modified, added, removed, deleted, unknown,
+             ignored, clean) = self.dirstate.status(files, match,
+                                                    list_ignored, list_clean)
 
             # are we comparing working dir against its parent?
             if compareworking:
@@ -721,12 +724,11 @@ class localrepository(repo.repository):
                         del mf2[f]
         else:
             # we are comparing two revisions
-            deleted, unknown, ignored = [], [], []
             mf2 = mfmatches(node2)
 
         if not compareworking:
             # flush lists from dirstate before comparing manifests
-            modified, added = [], []
+            modified, added, clean = [], [], []
 
             # make sure to sort the files so we talk to the disk in a
             # reasonable order
@@ -736,6 +738,8 @@ class localrepository(repo.repository):
                 if mf1.has_key(fn):
                     if mf1[fn] != mf2[fn] and (mf2[fn] != "" or fcmp(fn, mf1)):
                         modified.append(fn)
+                    elif list_clean:
+                        clean.append(fn)
                     del mf1[fn]
                 else:
                     added.append(fn)
@@ -743,12 +747,19 @@ class localrepository(repo.repository):
             removed = mf1.keys()
 
         # sort and return results:
-        for l in modified, added, removed, deleted, unknown, ignored:
+        for l in modified, added, removed, deleted, unknown, ignored, clean:
             l.sort()
-        if show_ignored is None:
-            return (modified, added, removed, deleted, unknown)
+        return (modified, added, removed, deleted, unknown, ignored, clean)
+
+    def changes(self, node1=None, node2=None, files=[], match=util.always,
+                wlock=None, list_ignored=False, list_clean=False):
+        '''DEPRECATED - use status instead'''
+        marduit = self.status(node1, node2, files, match, wlock,
+                              list_ignored, list_clean)
+        if list_ignored:
+            return marduit[:-1]
         else:
-            return (modified, added, removed, deleted, unknown, ignored)
+            return marduit[:-2]
 
     def add(self, list, wlock=None):
         if not wlock:

--- a/tests/test-help.out
+++ b/tests/test-help.out
@@ -185,13 +185,15 @@ hg status [OPTION]... [FILE]...
 
 show changed files in the working directory
 
-    Show changed files in the repository.  If names are
-    given, only files that match are shown.
+    Show status of files in the repository.  If names are given, only
+    files that match are shown.  Files that are clean or ignored, are
+    not listed unless -c (clean), -i (ignored) or -A is given.
 
     The codes used to show the status of files are:
     M = modified
     A = added
     R = removed
+    C = clean
     ! = deleted, but still tracked
     ? = not tracked
     I = ignored (not shown by default)
@@ -201,10 +203,12 @@ aliases: st
 
 options:
 
+ -A --all        show status of all files
  -m --modified   show only modified files
  -a --added      show only added files
  -r --removed    show only removed files
  -d --deleted    show only deleted (but tracked) files
+ -c --clean      show only files without changes
  -u --unknown    show only unknown (not tracked) files
  -i --ignored    show ignored files
  -n --no-status  hide status prefix

--- a/tests/test-status
+++ b/tests/test-status
@@ -35,3 +35,8 @@ hg status modified added removed deleted
 hg copy modified copied
 echo "hg status -C:"
 hg status -C
+
+echo "hg status -t:"
+hg status -t
+echo "hg status -A:"
+hg status -A

--- a/tests/test-status.out
+++ b/tests/test-status.out
@@ -108,3 +108,50 @@ A copied
 R removed
 ! deleted
 ? unknown
+hg status -t:
+hg status: option -t not recognized
+hg status [OPTION]... [FILE]...
+
+show changed files in the working directory
+
+    Show status of files in the repository.  If names are given, only
+    files that match are shown.  Files that are clean or ignored, are
+    not listed unless -c (clean), -i (ignored) or -A is given.
+
+    The codes used to show the status of files are:
+    M = modified
+    A = added
+    R = removed
+    C = clean
+    ! = deleted, but still tracked
+    ? = not tracked
+    I = ignored (not shown by default)
+      = the previous added file was copied from here
+
+aliases: st
+
+options:
+
+ -A --all        show status of all files
+ -m --modified   show only modified files
+ -a --added      show only added files
+ -r --removed    show only removed files
+ -d --deleted    show only deleted (but tracked) files
+ -c --clean      show only files without changes
+ -u --unknown    show only unknown (not tracked) files
+ -i --ignored    show ignored files
+ -n --no-status  hide status prefix
+ -C --copies     show source of copied files
+ -0 --print0     end filenames with NUL, for use with xargs
+ -I --include    include names matching the given patterns
+ -X --exclude    exclude names matching the given patterns
+hg status -A:
+A added
+A copied
+  modified
+R removed
+! deleted
+? unknown
+I ignored
+C .hgignore
+C modified