REVERTED: Args files are 1 arg per line, fix -Vprint-args - #10123
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Previously, lines of
@my.args
files were concatenated and parsed, but this is not desirable.This commit takes an args file as one arg per line. This makes spaces unambiguous:
This change also makes backslashes unambiguous. In the shell, call them bashslackers.
Also trim lines and remove empty lines.
Not sure if anyone exploits these advanced arg file features.
Also fix processing of
-Vprint-args -
where-
is a legal option setting.Fixes scala/scala-dev#814