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scripts: generate-builtin-terminfo: use \xNN for control characters

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Instead of emitting raw control characters (for e.g. bel, cub1 and
kbs), use \xNN C string escapes.
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Daniel Eklöf 2024-04-30 10:50:31 +02:00
parent a3debf7741
commit 3c4669061b
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1 changed files with 3 additions and 3 deletions
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6
scripts/generate-builtin-terminfo.py
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@ -56,9 +56,9 @@ class StringCapability(Capability):
def translate_ctrl_chr(m): def translate_ctrl_chr(m):
ctrl = m.group(1) ctrl = m.group(1)
if ctrl == '?': if ctrl == '?':
return chr(0x7f) return '\\x7f'
return chr(ord(ctrl) - ord('@')) return f'\\x{ord(ctrl) - ord('@'):02x}'
value = re.sub('\^([@A-Z[\\\\\]^_?])', translate_ctrl_chr, value) value = re.sub(r'\^([@A-Z[\\\\\]^_?])', translate_ctrl_chr, value)
# Ensure e.g. \E7 (or \e7) doesn’t get translated to “\0337”, # Ensure e.g. \E7 (or \e7) doesn’t get translated to “\0337”,
# which would be interpreted as octal 337 by the C compiler # which would be interpreted as octal 337 by the C compiler