From 3f77d8d5c652725411a21434443cbf2a2d135575 Mon Sep 17 00:00:00 2001
From: Vivien Kraus <vivien@planete-kraus.eu>
Date: Thu, 18 Nov 2021 15:17:52 +0100
Subject: [PATCH] gnu: meson: Extend the python path in the installed program.
* gnu/packages/build-tools.scm (meson-wrapped): New variable.
---
gnu/packages/build-tools.scm | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
@@ -287,6 +287,7 @@ (define-public meson
(inputs `(("ninja" ,ninja)))
(propagated-inputs `(("python" ,python)))
(home-page "https://mesonbuild.com/")
+ (properties '((hidden? . #t)))
(synopsis "Build system designed to be fast and user-friendly")
(description
"The Meson build system is focused on user-friendliness and speed.
@@ -297,6 +298,29 @@ (define-public meson
resembles Python.")
(license license:asl2.0)))
+(define-public meson-wrapped
+ (package/inherit meson
+ (arguments
+ `(;; FIXME: Tests require many additional inputs and patching many
+ ;; hard-coded file system locations in "run_unittests.py".
+ #:tests? #f
+ #:phases (modify-phases %standard-phases
+ ;; Meson calls the various executables in out/bin through the
+ ;; Python interpreter, so we cannot use the shell wrapper.
+ (replace 'wrap
+ (lambda* (#:key outputs inputs #:allow-other-keys)
+ (let ((python-version
+ (python-version (assoc-ref inputs "python")))
+ (output (assoc-ref outputs "out")))
+ (substitute* (string-append output "/bin/meson")
+ (("# EASY-INSTALL-ENTRY-SCRIPT")
+ (format #f "\
+import sys
+sys.path.insert(0, '~a/lib/python~a/site-packages')
+# EASY-INSTALL-ENTRY-SCRIPT"
+ output python-version)))))))))
+ (properties '())))
+
;;; This older Meson variant is kept for now for gtkmm and others that may
;;; have problems with 0.60.
(define-public meson-0.59
--
2.34.0