[libdazzle] build: avoid version-script on non-Linux

[Christian Hergert <chergert src gnome org>]

commit 0f17be8ae160141acee8aec35e04608d39012b69
Author: Christian Hergert <chergert redhat com>
Date:   Sat Sep 2 16:54:33 2017 -0700

    build: avoid version-script on non-Linux
    
    We can't use version-script on OS X, and I've only tested that version
    script actually works on Linux. So be more safe here in what we know we
    support.
    
    We should probably switch to the GDK_AVAILABLE_IN_* style macros.

 src/meson.build |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/src/meson.build b/src/meson.build
index 95652e8..42b0d62 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -85,6 +85,11 @@ endif
 
 libdazzle_map = join_paths(meson.current_source_dir(), 'dazzle.map')
 
+libdazzle_link_args = []
+if host_machine.system() == 'linux'
+libdazzle_link_args += [ '-Wl,--version-script,' + libdazzle_map ]
+endif
+
 libdazzle = shared_library(
   'dazzle-' + apiversion,
   libdazzle_sources,
@@ -92,7 +97,7 @@ libdazzle = shared_library(
             soversion: 0,
          link_depends: libdazzle_map,
                c_args: libdazzle_args,
-            link_args: [ '-Wl,--version-script,' + libdazzle_map ],
+            link_args: libdazzle_link_args,
          dependencies: libdazzle_deps,
   include_directories: [ root_inc, src_inc ],
               install: true,