Version Information

Synopsis

(import (data version))

Generic record container for version information.

Versions

record: version

procedure: (version? any)

procedure: (make-version major minor patch string)

procedure: (make-version major minor patch)

procedure: (make-version major minor)

procedure: (make-version major)

procedure: (version-major version)

procedure: (version-minor version)

procedure: (version-patch version)

procedure: (version-string version)

Versions are records holding three numbers (or zero if not specified), and a descriptive string (or #f if not applicable).

procedure: (version-compatible? a b)

Checks whether two records contain the same major version and a has lower or equal minor version and/or patchlevel than b.

String Conversion

procedure: (string->version string)

Decodes a textual representation of a version from the given string. Returns #f in case of encoding errors.

procedure: (version->string version)

Encodes a textual representation of the given version into a string.

I/O Operations

procedure: (get-version port)

Read a binary representation of a version from the given port.

procedure: (put-version port version)

Write a binary representation of the given version to the given port.

procedure: (bytevector->version bytevector)

Decodes a binary representation of a version from the given bytevector. Returns #f in case of encoding errors.

procedure: (version->bytevector version)

Encodes a binary representation of the given version into a bytevector.