[Heimdal-source-changes] [heimdal/heimdal] 0acef7: roken: fix append_string "%.s" non-nul termination

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/heimdal/heimdal
  Commit: 0acef7729f664cfe591ff86964651bb0bbf5d6b0
      https://github.com/heimdal/heimdal/commit/0acef7729f664cfe591ff86964651bb0bbf5d6b0
  Author: Jeffrey Altman <jaltman at secure-endpoints.com>
  Date:   2015-05-20 (Wed, 20 May 2015)

  Changed paths:
    M lib/roken/snprintf.c

  Log Message:
  -----------
  roken: fix append_string "%.s" non-nul termination

It should be possible to pass a format string of "%.s" to permit
a non-nul terminated string to be used as input.  The test of remaining
precision and the test for NUL needs to be reversed to permit this
behavior to function correctly.

Change-Id: I200f9c2886419dc4c3870f5f44bc10e81245f56c