09/10: gnu: lilypond: Fix build with Ghostscript 9.54.

[guix-commits]

rekado pushed a commit to branch core-updates-frozen
in repository guix.

commit 751b68981c57031d6f093dda688f92ebdbf50848
Author: Ricardo Wurmus <rekado@elephly.net>
AuthorDate: Thu Oct 21 21:53:46 2021 +0000

    gnu: lilypond: Fix build with Ghostscript 9.54.
    
    * gnu/packages/music.scm (lilypond)[arguments]: Add build phase
    'adjust-to-API-change.
---
 gnu/packages/music.scm | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/gnu/packages/music.scm b/gnu/packages/music.scm
index 30578e7..d985e29 100644
--- a/gnu/packages/music.scm
+++ b/gnu/packages/music.scm
@@ -1460,6 +1460,15 @@ and auto-mapping slices to MIDI note numbers.")
                (("\"/bin/sh\"")
                 (string-append "\"" (which "sh") "\"")))
              #t))
+         (add-after 'fix-path-references 'adjust-to-API-change
+           (lambda _
+             (substitute* '("Documentation/pictures/GNUmakefile"
+                            "stepmake/stepmake/tex-rules.make")
+               ((".*-c .setpdfwrite.*") ""))
+             (substitute* "scm/backend-library.scm"
+               (("\"-c.setpdfwrite\"") ""))
+             (substitute* "scm/framework-ps.scm"
+               (("\".setpdfwrite ") "\""))))
          (add-before 'configure 'prepare-configuration
            (lambda _
              (substitute* "configure"