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They can be close()d explicitly with close-file-descriptor, and will close() on gc, but only explicitly closing the last port on them will close the fileno. Notably needed for network sockets where we open separate input and output ports on the same socket.
11 lines
229 B
Scheme
11 lines
229 B
Scheme
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(define char-foldcase char-downcase)
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(define (string-downcase str)
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(string-map char-downcase str))
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(define (string-upcase str)
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(string-map char-upcase str))
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(define (string-foldcase str)
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(string-map char-foldcase str))
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