Thank you for your reply, Andreas
Andreas Schwab wrote:
...
Here I wonder whether "head -1" is generally correct or not when I want
the oldest tag.
Since the output of git tag is sorted by name, generally not.
Wow, I didn't know that.
But then, under the assumption that tags have names like verNNN,
that behavior ensures me that "head -1" works as intended.
Maybe I look at its implementation ( refs.c:do_for_each_ref , right?)
but this seems a tough code to comprehend, especially around
packed/loose/extra ...
Thanks,
Kai
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