15.10 Additional Operating System Functions

15.1	Paths
15.2	Filesystem
15.3	Networking
15.4	Processes
15.5	Logging
15.6	Time
15.7	Environment Variables
15.8	Environment and Runtime Information
15.9	Command-Line Parsing
15.10	Additional Operating System Functions

On this page:

package: base

The racket/os library additional functions for querying the operating system.

Added in version 6.2.900.17 of package base.

procedure
(gethostname) → string?

Returns a string for the current machine’s hostname (including its domain).

procedure
(getpid) → exact-integer?

Returns an integer identifying the current process within the operating system.

1	Language Model
2	Notation for Documentation
3	Syntactic Forms
4	Datatypes
5	Structures
6	Classes and Objects
7	Units
8	Contracts
9	Pattern Matching
10	Control Flow
11	Concurrency and Parallelism
12	Macros
13	Input and Output
14	Reflection and Security
15	Operating System
16	Memory Management
17	Unsafe Operations
18	Running Racket
	Bibliography
	Index