mmap

Memory mapped files for POSIX and Windows

LTS Haskell 24.17:	0.5.9
Stackage Nightly 2025-10-31:	0.5.9
Latest on Hackage:	0.5.9

See all snapshots mmap appears in

BSD-3-Clause licensed and maintained by Gracjan Polak

This version can be pinned in stack with:mmap-0.5.9@sha256:93aa561c8cb418920bcbc2c3ae062059d67201d093d8e11cdbc868dcf73e02eb,1547

Module documentation for 0.5.9

System
- System.IO
  - System.IO.MMap

Depends on 2 packages(full list with versions):

base, bytestring

Used by 4 packages in nightly-2025-10-31(full list with versions):

geoip2, hoogle, hw-prim, vector-mmap

This library provides a wrapper to mmap(2) or MapViewOfFile, allowing files or devices to be lazily loaded into memory as strict or lazy ByteStrings, ForeignPtrs or plain Ptrs, using the virtual memory subsystem to do on-demand loading. Modifications are also supported.