[Qemu-devel] [PATCH v7 00/11] scripts/qemu.py fixes and cleanups

[Amador Pahim]

Changes v1->v2:
 - Style fixes to make checkpatch.pl happy.
 - Rebased.
Changes v2->v3:
 - Fix typo in patch 3 ("qemu.py: make 'args' public") commit message.
Changes v3->v4:
 - Squash the 2 first commits since they are co-dependant.
 - Cleanup launch() and shutdown().
 - Reorder the commits, putting the rename of self._args first.
 - Rebased.
Changes v4->v5:
 - Break the cleanup commit into logical changes and include in the
   commit messages the rationale for making them.
Changes v5->v6:
 - Remove the commit to rename self._args.
 - Fix is_running() return before first call to maunch().
 - Use python logging system.
 - Include the full command line on negative exit code error message.
 - Use os.path.null instead of /dev/null.
 - Improve the control over the created/deleted files. 
Changes v6->v7:
 - Split commits in self-contained/atomic changes.
 - Addressed the comments from previous version, basically improving the
   logging messages and the control over created files. See individual
   commit messages for details.

Amador Pahim (11):
  qemu.py: fix is_running() return before first launch()
  qemu.py: avoid writing to stdout/stderr
  qemu.py: use os.path.null instead of /dev/null
  qemu.py: use poll() instead of 'returncode'
  qemu.py: cleanup redundant calls in launch()
  qemu.py: improve message on negative exit code
  qemu.py: include debug information on launch error
  qemu.py: make sure we only remove files we create
  qemu.py: launch vm only if it's not running
  qemu.py: don't launch again before shutdown()
  qemu.py: refactor launch()

 scripts/qemu.py | 141 ++++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 106 insertions(+), 35 deletions(-)

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2.13.5