GNU bug report logs - #41365
[PATCH 0/5] Add superstarfighter

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Message #14 received at 41365 <at> debbugs.gnu.org (full text, mbox):

From: Timotej Lazar <timotej.lazar <at> araneo.si>
To: 41365 <at> debbugs.gnu.org
Cc: Timotej Lazar <timotej.lazar <at> araneo.si>
Subject: [PATCH 3/5] gnu: godot: Build and install the headless version.
Date: Sun, 17 May 2020 17:55:18 +0200

* gnu/packages/game-development.scm (godot): Build the headless (server)
binary. This is needed to package games using Godot without depending on X.
[outputs]: Add "headless".
[arguments]<#:phases>[build-headless]: New phase.
[arguments]<#:phases>[install]: Install headless version to separate output.
---
 gnu/packages/game-development.scm | 32 ++++++++++++++++++++-----------
 1 file changed, 21 insertions(+), 11 deletions(-)

diff --git a/gnu/packages/game-development.scm b/gnu/packages/game-development.scm
index d84b3fb24a..2ed3055cfc 100644
--- a/gnu/packages/game-development.scm
+++ b/gnu/packages/game-development.scm
@@ -1617,20 +1617,29 @@ games.")
                  "env_base = Environment(tools=custom_tools)\n"
                  "env_base = Environment(ENV=os.environ)")))
              #t))
+         ;; Build headless tools, used for packaging games without depending on X.
+         (add-after 'build 'build-headless
+           (lambda* (#:key scons-flags #:allow-other-keys)
+             (apply invoke "scons"
+                    `(,(string-append "-j" (number->string (parallel-job-count)))
+                      "platform=server" ,@(delete "platform=x11" scons-flags)))))
          (replace 'install
-           (lambda* (#:key outputs #:allow-other-keys)
+           (lambda* (#:key inputs outputs #:allow-other-keys)
              (let* ((out (assoc-ref outputs "out"))
-                    (bin (string-append out "/bin")))
+                    (headless (assoc-ref outputs "headless"))
+                    (zenity (assoc-ref inputs "zenity")))
+               ;; Strip build info from filenames.
                (with-directory-excursion "bin"
-                 (if (file-exists? "godot.x11.tools.64")
-                     (rename-file "godot.x11.tools.64" "godot")
-                     (rename-file "godot.x11.tools.32" "godot"))
-                 (install-file "godot" bin))
-               ;; Tell Godot where to find zenity for OS.alert().
-               (wrap-program (string-append bin "/godot")
-                 `("PATH" ":" prefix
-                   (,(string-append (assoc-ref %build-inputs "zenity") "/bin"))))
-               #t)))
+                 (for-each (lambda (file)
+                             (let ((dest (car (string-split (basename file) #\.))))
+                               (rename-file file dest)))
+                           (find-files "." "godot.*\\.x11\\.opt\\.tools.*"))
+                 (install-file "godot" (string-append out "/bin"))
+                 (install-file "godot_server" (string-append headless "/bin")))
+               ;; Tell the editor where to find zenity for OS.alert().
+               (wrap-program (string-append out "/bin/godot")
+                 `("PATH" ":" prefix (,(string-append zenity "/bin")))))
+             #t))
          (add-after 'install 'install-godot-desktop
            (lambda* (#:key outputs #:allow-other-keys)
              (let* ((out (assoc-ref outputs "out"))
@@ -1652,6 +1661,7 @@ games.")
                            Type=Application~%"
                            out)))
                #t))))))
+    (outputs '("out" "headless"))
     (native-inputs `(("pkg-config" ,pkg-config)))
     (inputs `(("alsa-lib" ,alsa-lib)
               ("bullet" ,bullet)
-- 
2.26.2

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