31 lines
782 B
Racket
31 lines
782 B
Racket
#lang scribble/doc
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@(require "common.rkt"
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(for-label mzlib/os))
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@mzlib[#:mode title os]
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@defproc[(gethostname) string?]{
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Returns a string for the current machine's hostname (including its
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domain).}
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@defproc[(getpid) exact-integer?]{
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Returns an integer identifying the current process within the
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operating system.}
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@defproc[(truncate-file [file path-string?][n-bytes exact-nonnegative-integer? 0])
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void?]{
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Truncates or extends the given @racket[file] so that it is
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@racket[n-bytes] long. If the file does not exist, or if the process
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does not have sufficient privilege to truncate the file, the
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@racket[exn:fail] exception is raised.
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The @racket[truncate-file] function is implemented in terms of
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@racketmodname[racket/base]'s @racket[file-truncate].}
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