subrepo: make stdin for svn a pipe for non-interactive use (issue2759)
This certainly can't hurt, so go ahead and do it, potentially along
with --non-interactive if that flag is safe for the given subcommand.
--- a/mercurial/subrepo.py Tue May 31 17:18:23 2011 -0500
+++ b/mercurial/subrepo.py Tue May 31 19:49:17 2011 -0500
@@ -528,13 +528,17 @@
def _svncommand(self, commands, filename=''):
cmd = ['svn']
- # Starting in svn 1.5 --non-interactive is a global flag
- # instead of being per-command, but we need to support 1.4 so
- # we have to be intelligent about what commands take
- # --non-interactive.
- if (not self._ui.interactive() and
- commands[0] in ('update', 'checkout', 'commit')):
- cmd.append('--non-interactive')
+ extrakw = {}
+ if not self._ui.interactive():
+ # Making stdin be a pipe should prevent svn from behaving
+ # interactively even if we can't pass --non-interactive.
+ extrakw['stdin'] = subprocess.PIPE
+ # Starting in svn 1.5 --non-interactive is a global flag
+ # instead of being per-command, but we need to support 1.4 so
+ # we have to be intelligent about what commands take
+ # --non-interactive.
+ if commands[0] in ('update', 'checkout', 'commit'):
+ cmd.append('--non-interactive')
cmd.extend(commands)
if filename is not None:
path = os.path.join(self._ctx._repo.origroot, self._path, filename)
@@ -544,7 +548,7 @@
env['LC_MESSAGES'] = 'C'
p = subprocess.Popen(cmd, bufsize=-1, close_fds=util.closefds,
stdout=subprocess.PIPE, stderr=subprocess.PIPE,
- universal_newlines=True, env=env)
+ universal_newlines=True, env=env, **extrakw)
stdout, stderr = p.communicate()
stderr = stderr.strip()
if p.returncode: