[glib] meson: add carbon and cocoa libs when building for OSX

[Nirbheek Chauhan <nirbheekc src gnome org>]

commit 17bfc39ea7745d050fc36cdb233ac6b697971af8
Author: Havard Graff <havard graff gmail com>
Date:   Mon Dec 11 12:32:57 2017 +1100

    meson: add carbon and cocoa libs when building for OSX
    
    https://bugzilla.gnome.org/show_bug.cgi?id=791460

 glib/meson.build |    2 +-
 meson.build      |    4 ++++
 2 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/glib/meson.build b/glib/meson.build
index 7de7ace..d1d0ab4 100644
--- a/glib/meson.build
+++ b/glib/meson.build
@@ -227,7 +227,7 @@ libglib = shared_library('glib-2.0',
   soversion : soversion,
   install : true,
   # intl.lib is not compatible with SAFESEH
-  link_args : noseh_link_args,
+  link_args : platform_ldflags + noseh_link_args,
   include_directories : configinc,
   link_with : [charset_lib, gnulib_lib],
   dependencies : [pcre, thread_dep, libintl, librt] + libiconv + platform_deps,
diff --git a/meson.build b/meson.build
index 83ebeb4..2839f03 100644
--- a/meson.build
+++ b/meson.build
@@ -459,6 +459,8 @@ if host_system == 'linux'
   endif
 endif
 
+platform_ldflags=[]
+
 # Mac OS X Carbon support
 glib_have_carbon = cc.compiles('''#include <Carbon/Carbon.h>
                                   #include <CoreServices/CoreServices.h>''',
@@ -469,6 +471,7 @@ glib_have_os_x_9_or_later = false
 if glib_have_carbon
   glib_conf.set('HAVE_CARBON', true)
   CARBON_LIBS='-Wl,-framework,Carbon' # FIXME: propagate to .pc files as well
+  platform_ldflags += [CARBON_LIBS]
   glib_have_os_x_9_or_later = cc.compiles('''#include <AvailabilityMacros.h>
                                              #if MAC_OS_X_VERSION_MIN_REQUIRED < 1090
                                              #error Compiling for minimum OS X version before 10.9
@@ -487,6 +490,7 @@ glib_have_cocoa = cc.compiles('''#include <Cocoa/Cocoa.h>
 if glib_have_cocoa
   glib_conf.set('HAVE_COCOA', true)
   COCOA_LIBS='-Wl,-framework,Foundation' # FIXME: propagate to .pc files as well
+  platform_ldflags += [COCOA_LIBS]
 else
   COCOA_LIBS=''
 endif