01/01: gnu: bristol: Fix build failure with alsa-lib 1.1.x.

[Ricardo Wurmus]

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

commit bd0c62315b2ed400f3b58d457b5d2e4efb6ea138
Author: Ricardo Wurmus <address@hidden>
Date:   Mon Mar 20 22:44:26 2017 +0100

    gnu: bristol: Fix build failure with alsa-lib 1.1.x.
    
    * gnu/packages/music.scm (bristol)[arguments]: Add build phase to fix build
    failure with alsa-lib 1.1.x.
---
 gnu/packages/music.scm | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/gnu/packages/music.scm b/gnu/packages/music.scm
index 87b6d5b..5067ee8 100644
--- a/gnu/packages/music.scm
+++ b/gnu/packages/music.scm
@@ -1236,6 +1236,13 @@ mixing, FFT scopes, MIDI automation and full 
scriptability in Scheme.")
                (substitute* "bristol/Makefile.in"
                  (("-msse -mfpmath=sse") "")))
              #t))
+         ;; alsa-lib 1.1.x no longer provides iatomic.h.  That's okay because
+         ;; bristol actually doesn't use it.
+         (add-after 'unpack 'do-not-use-alsa-iatomic
+           (lambda _
+             (substitute* "libbristolaudio/audioEngineJack.c"
+               (("#include <alsa/iatomic.h>") ""))
+             #t))
          ;; We know that Bristol has been linked with JACK and we don't have
          ;; ldd, so we can just skip this check.
          (add-after 'unpack 'do-not-grep-for-jack