font-patcher: Sanitize output filenames #1029
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[why] The filename is determined by the font (family) name. The font name might include characters that are forbidden to use in filenames. [how] Filter output filesnames and prevent any character that is likely forbidden under Windows. Also prevent control characters. Translate Windows path separators to posix. Fixes: #632 Signed-off-by: Fini Jastrow <ulf.fini.jastrow@desy.de>
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[why]
The filename is determined by the font (family) name. The font name might include characters that are forbidden to use in filenames.
[how]
Filter output filesnames and prevent any character that is likely forbidden under Windows.
Also prevent control characters.
Translate Windows path separators to posix.
Fixes: #632
Requirements / Checklist
What does this Pull Request (PR) do?
Replace problematic chars from the output filename with an underscore
_How should this be manually tested?
Any background context you can provide?
What are the relevant tickets (if any)?
Screenshots (if appropriate or helpful)