Rules are commands that are associated with a set of window properties
(descriptors). When a
window is created,
ruler executes all rules whose descriptors match the properties of a
Descriptors can be defined as regular expressions (POSIX Extended Regular Expressions) to avoid code repetition.
Commands are executed asynchronously by default. If a command is prefixed with a semicolon, it will be run synchronously.
For more information, see the included manual page (
# move all browsers to workspace 2 role="browser" wtf "$RULER_ID" && waitron group_add_window 2 # drop a notification if a window containing that fifth glyph is born instance=".*e.*" echo "warning!" > /tmp/notifyd.fifo
Build time dependencies:
- a yacc implementation (GNU bison, OpenBSD yacc etc.)
- a lex implementation (flex)
Building and installing
$ make # make install
Makefile respects the
PREFIX environment variables.