# HG changeset patch
# User Matthias Muenzner <matthias.muenzner@jkaref.com>
# Date 1494266621 -7200
# Node ID 003eee5497e078abd14b3785ab1ff817e585ae8a
# Parent  132e522fda326fa8ae8f95e640bdfc14c25d7544
* Hotfixed onsub for use with mercurial 4.1+

diff -r 132e522fda32 -r 003eee5497e0 onsub.py
--- a/onsub.py	Wed May 18 16:30:12 2016 +0300
+++ b/onsub.py	Mon May 08 20:03:41 2017 +0200
@@ -116,8 +116,14 @@
                 ui.write(relpath, "\0")
             if cmd != '':
                 if not print0: ui.note(_("executing '%s' in %s\n") % (cmd, relpath))
-                util.system(cmd, environ=envargdict, cwd=cmdwd, onerr=onerr,
-                            errprefix=_('terminated onsub in %s') % relpath)
+                rc = util.system(cmd, environ=envargdict, cwd=cmdwd)
+                if rc:
+                    errprefix=_('terminated onsub in %s') % relpath
+                    errmsg = '%s: %s' % (errprefix, errmsg)
+                    try:
+                        onerr.warn(errmsg + '\n')
+                    except AttributeError:
+                        raise onerr(errmsg)
 
     def bfs():
         """execute precmd in repo.root and in each subrepository, breadth-first"""