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34 lines
1 KiB
Markdown
34 lines
1 KiB
Markdown
# File Library
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The `(scheme file)` library provides procedures for accessing files.
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For more information see the [R<sup>7</sup>RS Scheme Specification](../../r7rs.pdf).
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- [`call-with-input-file` ](#call-with-input-file)
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- [`call-with-output-file`](#call-with-output-file)
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- [`with-input-from-file`](#with-input-from-file)
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- [`with-output-to-file`](#with-output-to-file)
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# call-with-input-file
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(call-with-input-file string proc)
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Open given filename for input, pass the resulting port to `proc`, and close the port after `proc` returns.
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# call-with-output-file
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(call-with-output-file string proc)
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Open given filename for output, pass the resulting port to `proc`, and close the port after `proc` returns.
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# with-input-from-file
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(with-input-from-file string thunk)
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Open given filename for input and change the current input to that port for the duration of `thunk`.
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# with-output-to-file
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(with-output-to-file string thunk)
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Open given filename for output and change the current output to that port for the duration of `thunk`.
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