Junio C Hamano 055467dd4a CodingGuidelines: spell Arithmetic Expansion with $(($var)) ...

POSIX wants shells to support both "N" and "$N" and requires them to yield
the same answer to $((N)) and $(($N)), but we should aim for portability
in a case like this, especially when the price we pay to do so is so
small, i.e. a few extra dollars.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

2010-09-27 10:45:29 -07:00

4.9 KiB

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