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tompng/get_cchars.rb

Last active April 3, 2024 08:55
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cchars memo for reline
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get_cchars.rb
MAYBE_TIOCGETC = [
0x40067412, # M2 Mac
2, # docker rubyfarm? something is wrong
# unknown, found in github search
('T'.ord << 8) | 2,
('t'.ord << 8) | 18
]
cchars = "\0" * 256
STDIN.ioctl(TIOCGETC, cchars)
p cchars.chars.take(5) # => ["\C-c", "\C-\\", "\C-q", "\C-s", "\C-d"]
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