system

# system This library provides basic functionality to interact with the OS. ## Licence The package is licensed under the BSD-2-Clause license; for details, see the [LICENSE](/LICENSE) file.

# Changelog #### 2.2.3 - Fix: prevent pipes left open when using `callProcessAndCollectOutput`. #### 2.2.2 - Fix: deadlock issue in `callProcessWithOutput` in case of output larger than pipe buffers. #### 2.2.1 - Chore: support base `3.0`. ### 2.2.0 - Feature: add json derives for `:: Tm`, `:: TimeStamp`, `:: Timespec` and `:: Clock`. ### 2.1.0 - Feature: add `instance == Tm`. - Fix: `gmTime` could provide wrong values (overwritten by consecutive calls), if the fields of `Tm` were evaluated after other calls. #### 2.0.2 - Chore: allow containers ^2. #### 2.0.1 - Chore: allow text ^2. ## 2.0.0 - Feature: add json derives for `:: FileError` to `System.File.GenJSON`. - Feature: add the derivation of `gPrint` for `:: FileError` to `System.File.GenPrint`. - Remove: `System.Time.Gast` module (it was moved to the gast package). ### 1.4.0 - Feature: Add Debug.Performance module containing functions to measure the time it takes to evaluate a function (ported from Clean Platform). ### 1.3.0 - Feature: Add G∀ST instances for `Timespec`. ### 1.2.0 - Feature: Add signal handling functions (imported from `clean-platform`). #### 1.1.4 - Fix: evaluate the result of formatMessageA used by _osErrorCodeToMessage for Windows and check for errors. #### 1.1.3 - Include missing object file in windows packaging. #### 1.1.2 - Fix lookupIPv4Address on windows. #### 1.1.1 - Document toInt and fromInt for `Network.IP.IPv4Address`. ### 1.1.0 - Add `lookupIPv4Address`. ## 1.0.0 - Initial version, import modules from clean platform v0.3.34 and destill all system modules. - Change the `toString` of `Timestamp` to print the integer value instead of pretty printing the date in the local timezone (as this is not pure). - Change `ReadPipe` and `WritePipe` to non-abstract newtypes.