diff options
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/packages/libusb.scm | 52 |
1 files changed, 40 insertions, 12 deletions
diff --git a/gnu/packages/libusb.scm b/gnu/packages/libusb.scm index 469882e871..d15e561668 100644 --- a/gnu/packages/libusb.scm +++ b/gnu/packages/libusb.scm @@ -288,28 +288,56 @@ wrapper for accessing libusb-1.0.") "1fg7knfzybzija2b01pzrzhzsj989scl12sb2ra4f503l8279k54")))) (build-system python-build-system) (arguments - (list #:tests? #f ; no tests - #:modules '((srfi srfi-1) + (list #:modules '((srfi srfi-1) (srfi srfi-26) (guix build utils) (guix build python-build-system)) #:phases #~(modify-phases %standard-phases + ;; Repurpose the candidates parameter to be the path to the + ;; library, then on each backend we substitute the candidates + ;; with the full path to the .so library or with None if not + ;; supported. + ;; + ;; While most applications could use a single back-end this + ;; library allows to manually select the back-end so it is + ;; appropriate to provide as much back-ends as possible. (add-after 'unpack 'fix-libusb-reference (lambda* (#:key inputs #:allow-other-keys) - (substitute* "usb/libloader.py" - (("lib = locate_library\\(candidates, find_library\\)") - (string-append - "lib = \"" - (find (negate symbolic-link?) - (find-files (assoc-ref inputs "libusb") - "^libusb-.*\\.so\\..*")) - "\"")))))))) - + (let ((libusb0 (find + (negate symbolic-link?) + (find-files (assoc-ref inputs "libusb-compat") + "^libusb-.*\\.so\\..*"))) + (libusb1 (find + (negate symbolic-link?) + (find-files (assoc-ref inputs "libusb") + "^libusb-.*\\.so\\..*")))) + (substitute* "usb/libloader.py" + (("lib = locate_library\\(candidates, find_library\\)") + "lib = candidates")) + (substitute* "usb/backend/libusb0.py" + (("\\('usb-0\\.1', 'usb', 'libusb0'\\)") + (format #f "~s" libusb0))) + (substitute* "usb/backend/libusb1.py" + (("\\('usb-1\\.0', 'libusb-1\\.0', 'usb'\\)") + (format #f "~s" libusb1))) + ;; FIXME: OpenUSB is not packaged for GNU Guix. + (substitute* "usb/backend/openusb.py" + (("\\('openusb',\\)") "None"))))) + ;; Note: tests seems to succeed with libusb-compat as libusb + ;; fails because it doesn't have a usbfs present in the build + ;; environment. + (replace 'check + (lambda* (#:key tests? #:allow-other-keys) + (when tests? + (with-directory-excursion "tests" + (setenv "PYUSB_DEBUG" "debug") + (setenv "LIBUSB_DEBUG" "4") + (invoke "python" "testall.py")))))))) (native-inputs (list python-setuptools-scm)) (inputs - (list libusb)) + (list libusb libusb-compat)) (home-page "https://pyusb.github.io/pyusb/") (synopsis "Python bindings to the libusb library") (description |