comparison mercurial/ui.py @ 6303:577a7da1d44b

two fixes for the pager stuff

- open pipe in binary mode

- don't start a pager if stdout is not a tty (this prevents test-ssh
  from hanging if you set ui.usepager=True in run-tests.py)

6302:8e3dc3de7e73

        """Write to a pager if available, otherwise to stdout"""
        if self.buffers:
            self.buffers[-1].extend([str(a) for a in args])
        else:
            if self.getpager() and not self.pager:
                self.pager = os.popen(self.getpager(), "w")
                sys.stderr = self.pager
                sys.stdout = self.pager
            for a in args:
                sys.stdout.write(str(a))

                os.environ.get("VISUAL") or
                os.environ.get("EDITOR", "vi"))

    def getpager(self):
        '''return a pager'''
        if self.configbool("ui", "usepager", False):
            return (self.config("ui", "pager")
                    or os.environ.get("PAGER"))

6303:577a7da1d44b

        """Write to a pager if available, otherwise to stdout"""
        if self.buffers:
            self.buffers[-1].extend([str(a) for a in args])
        else:
            if self.getpager() and not self.pager:
                self.pager = os.popen(self.getpager(), "wb")
                sys.stderr = self.pager
                sys.stdout = self.pager
            for a in args:
                sys.stdout.write(str(a))

                os.environ.get("VISUAL") or
                os.environ.get("EDITOR", "vi"))

    def getpager(self):
        '''return a pager'''
        if sys.stdout.isatty() and self.configbool("ui", "usepager", False):
            return (self.config("ui", "pager")
                    or os.environ.get("PAGER"))