largefiles: exit from remove with 1 on warnings

This maintains the exit codes documented in commands.py.

hgext/largefiles/overrides.py

@@ -141,14 +141,17 b' def removelargefiles(ui, repo, *pats, **'
         for f in files:
             ui.warn(_('not removing %s: %s (use forget to undo)\n')
                     % (m.rel(f), reason))
+        return int(len(files) > 0)
+
+    result = 0
 
     if after:
         remove, forget = deleted, []
-        warn(modified + added + clean, _('file still exists'))
+        result = warn(modified + added + clean, _('file still exists'))
     else:
         remove, forget = deleted + clean, []
-        warn(modified, _('file is modified'))
-        warn(added, _('file has been marked for add'))
+        result = warn(modified, _('file is modified'))
+        result = warn(added, _('file has been marked for add')) or result
 
     for f in sorted(remove + forget):
         if ui.verbose or not m.exact(f):
@@ -181,6 +184,8 b' def removelargefiles(ui, repo, *pats, **'
     finally:
         wlock.release()
 
+    return result
+
 # For overriding mercurial.hgweb.webcommands so that largefiles will
 # appear at their right place in the manifests.
 def decodepath(orig, path):
@@ -207,9 +212,9 b' def overrideadd(orig, ui, repo, *pats, *'
 
 def overrideremove(orig, ui, repo, *pats, **opts):
     installnormalfilesmatchfn(repo[None].manifest())
-    orig(ui, repo, *pats, **opts)
+    result = orig(ui, repo, *pats, **opts)
     restorematchfn()
-    removelargefiles(ui, repo, *pats, **opts)
+    return removelargefiles(ui, repo, *pats, **opts) or result
 
 def overridestatusfn(orig, repo, rev2, **opts):
     try:

tests/test-largefiles.t

@@ -79,6 +79,17 b' Test status, subdir and unknown files'
   C sub/normal2
   $ rm sub/unknown
 
+Test exit codes for remove warning cases (modified and still exiting)
+
+  $ hg remove -A large1
+  not removing large1: file still exists (use forget to undo)
+  [1]
+  $ echo 'modified' > large1
+  $ hg remove large1
+  not removing large1: file is modified (use forget to undo)
+  [1]
+  $ hg up -Cq
+
 Remove both largefiles and normal files.
  
   $ hg remove normal1 large1
@@ -96,11 +107,15 b' Remove both largefiles and normal files.'
   A large1-test
   $ hg rm large1-test
   not removing large1-test: file has been marked for add (use forget to undo)
+  [1]
   $ hg st
   A large1-test
   $ hg forget large1-test
   $ hg st
   ? large1-test
+  $ hg remove large1-test
+  not removing large1-test: file is untracked
+  [1]
   $ rm large1-test
 
 Copy both largefiles and normal files (testing that status output is correct).