diff options
| author | Cayetano Santos <csantosb@inventati.org> | 2025-10-09 14:46:03 +0200 |
|---|---|---|
| committer | Danny Milosavljevic <dannym@friendly-machines.com> | 2025-10-14 23:52:06 +0200 |
| commit | f869bedc9df7741829393f183c548ca5fc7c85bb (patch) | |
| tree | d526e7996550cc5ac09fa9d4f89525688d548f61 /gnu | |
| parent | 6193291222f06b85ab961b4352fb16fc1bf4009c (diff) | |
gnu: libftdi: Add udev rules.
* gnu/packages/libftdi.scm (libftdi)[arguments]<#:phases>: Add
install-udev-rules.
[description]: Add instructions.
Change-Id: I173e01ac3b2e03382167d47601e8efb3de76f9a5
Signed-off-by: Danny Milosavljevic <dannym@friendly-machines.com>
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/packages/libftdi.scm | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/gnu/packages/libftdi.scm b/gnu/packages/libftdi.scm index 25db26793de..279618144d5 100644 --- a/gnu/packages/libftdi.scm +++ b/gnu/packages/libftdi.scm @@ -78,6 +78,12 @@ "/share/libftdi/examples") (string-append #$output:python "/share/libftdi/examples"))))) + (add-after 'install-python-binding 'install-udev-rules + (lambda _ + (install-file + (string-append + "../libftdi1-" #$version "/packages/99-libftdi.rules") + (string-append #$output "/lib/udev/rules.d/")))) (add-after 'install-python-binding 'install-documentation (lambda _ (let ((share (string-append #$output:doc "/share"))) @@ -98,6 +104,15 @@ (synopsis "FTDI USB driver with bitbang mode") (description "libFTDI is a library to talk to FTDI chips: FT232BM, FT245BM, FT2232C, -FT2232D, FT245R and FT232H including the popular bitbangmode.") +FT2232D, FT245R and FT232H including the popular bitbangmode. +To use @code{libftdi} without root privileges it is necessary to install the +necessary udev rules. This can be done by extending @code{udev-service-type} +in the @code{operating-system} configuration file with this package, as in: +@lisp +(udev-rules-service 'libftdi libftdi #:groups '(\"plugdev\") +@end lisp +Additionally, the @samp{plugdev} group should be registered in the +@code{supplementary-groups} field of your @code{user-account} +declaration. Refer to @samp{info \"(guix) Base Services\"} for examples.") (license (list license:gpl2 ; ftdi_eeprom, C++ bindings license:lgpl2.1)))) ; main library |