Event Notify Test Runner
A utility for running arbitrary commands when files change. Uses kqueue(2) or
inotify(7) to avoid polling. entr was written to make rapid feedback and
automated testing natural and completely ordinary.
Source Installation - BSD, Mac OS, and Linux
./configure
make test
make install
To see available build options run ./configure -h
Docker and Windows Subsystem for Linux
To enable a workaround for incomplete inotify support on WSL or Docker for Mac,
set the environment variable ENTR_INOTIFY_WORKAROUND.
Man Page Examples
Rebuild a project if source files change, limiting output to the first 20 lines:
$ find src/ | entr sh -c 'make | head -n 20'
Launch and auto-reload a node.js server:
$ ls *.js | entr -r node app.js
Clear the screen and run a query after the SQL script is updated:
$ echo my.sql | entr -p psql -f /_
Rebuild project if a source file is modified or added to the src/ directory:
$ while true; do ls src/*.rb | entr -d make; done
Self-terminate after a file is updated
$ ls * | entr -p 'kill $PPID'
News
A release history as well as features in the upcoming release are covered in the NEWS file.