From d8c317df261507ab6fe9ce58f0148ff71db3a24d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=AE=8B=E6=96=87=E6=AD=A6?= <iyzsong@gmail.com>
Date: Tue, 27 Oct 2015 20:01:35 +0800
Subject: gnu: ganv, pavucontrol, jalv: Fix build by compile with C++11.

* gnu/packages/audio.scm (jalv)[arguments],
  gnu/packages/gtk.scm (ganv)[arguments],
  gnu/packages/music.scm (non-sequencer)[arguments],
  gnu/packages/pulseaudio.scm (pavucontrol)[arguments]: Set
  'CXXFLAGS' to '-std=c++11'.
---
 gnu/packages/audio.scm      | 11 ++++++++++-
 gnu/packages/gtk.scm        |  4 +++-
 gnu/packages/music.scm      |  8 ++++++++
 gnu/packages/pulseaudio.scm |  2 ++
 4 files changed, 23 insertions(+), 2 deletions(-)

(limited to 'gnu')

diff --git a/gnu/packages/audio.scm b/gnu/packages/audio.scm
index 7fa7f3dd24..ca3be8e424 100644
--- a/gnu/packages/audio.scm
+++ b/gnu/packages/audio.scm
@@ -746,7 +746,16 @@ synchronous execution of all clients, and low latency operation.")
                (base32
                 "1f1hcq74n3ziw8bk97mn5a1vgw028dxikv3fchaxd430pbbhqgl9"))))
     (build-system waf-build-system)
-    (arguments `(#:tests? #f)) ; no check target
+    (arguments
+     `(#:tests? #f ; no check target
+       #:phases
+       (modify-phases %standard-phases
+         (add-before
+          'configure 'set-flags
+          (lambda _
+            ;; Compile with C++11, required by gtkmm.
+            (setenv "CXXFLAGS" "-std=c++11")
+            #t)))))
     (inputs
      `(("lv2" ,lv2)
        ("lilv" ,lilv)
diff --git a/gnu/packages/gtk.scm b/gnu/packages/gtk.scm
index 2d35ac48b7..3ae2d70af9 100644
--- a/gnu/packages/gtk.scm
+++ b/gnu/packages/gtk.scm
@@ -253,8 +253,10 @@ functions which were removed.")
     (build-system waf-build-system)
     (arguments
      `(#:phases (alist-cons-before
-                 'configure 'set-ldflags
+                 'configure 'set-flags
                  (lambda* (#:key outputs #:allow-other-keys)
+                   ;; Compile with C++11, required by gtkmm.
+                   (setenv "CXXFLAGS" "-std=c++11")
                    ;; Allow 'bin/ganv_bench' to find libganv-1.so.
                    (setenv "LDFLAGS"
                            (string-append "-Wl,-rpath="
diff --git a/gnu/packages/music.scm b/gnu/packages/music.scm
index c693f0faf0..5dcb5449a2 100644
--- a/gnu/packages/music.scm
+++ b/gnu/packages/music.scm
@@ -346,6 +346,14 @@ Guile.")
                                                        (%current-system))))
                      '("--disable-sse")
                      '()))
+         #:phases
+         (modify-phases %standard-phases
+           (add-before
+            'configure 'set-flags
+            (lambda _
+              ;; Compile with C++11, required by libsigc++.
+              (setenv "CXXFLAGS" "-std=c++11")
+              #t)))
          #:python ,python-2))
       (inputs
        `(("jack" ,jack-1)
diff --git a/gnu/packages/pulseaudio.scm b/gnu/packages/pulseaudio.scm
index d832228278..2c283f0986 100644
--- a/gnu/packages/pulseaudio.scm
+++ b/gnu/packages/pulseaudio.scm
@@ -199,6 +199,8 @@ sound server.")
               (base32
                "14486c6lmmirkhscbfygz114f6yzf97h35n3h3pdr27w4mdfmlmk"))))
     (build-system gnu-build-system)
+    (arguments
+     '(#:configure-flags '("CXXFLAGS=-std=c++11"))) ; required by gtkmm
     (inputs
      `(("libcanberra" ,libcanberra)
        ("gtkmm" ,gtkmm)
-- 
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