Ticket #51844: qt4-SL-Libcxx-fix.diff

Portfile

@@ -311 +311 @@
     } else {
         set SDK ${developer_dir}/Platforms/MacOSX.platform/Developer/SDKs/MacOSX${sdk_version}.sdk
     }
+    
+    # on Snow Leopard with libc++ForOlderSystems installed, SDK must be unset as we only use system libraries
+    # <https://trac.macports.org/ticket/51844>
+        platform darwin 10 {
+                if { ${configure.cxx_stdlib} eq "libc++"} {
+                set SDK ""
+        }
+        }
+
+    
+    
 }
 
 post-patch {
@@ -600 +611 @@
         configure.env-append QMAKE_STDLIB="-stdlib=${configure.cxx_stdlib}"
         configure.ldflags-append -stdlib=${configure.cxx_stdlib}
     }
+
+# These extra links are required to build on Snow Leopard with libc++ installed, probably because SDK is unset and using system roots
+# https://trac.macports.org/ticket/51844
+        platform darwin 10 {
+                if { ${configure.cxx_stdlib} eq "libc++"} {
+                configure.ldflags-append    "-lobjc -framework Security"
+        }
+        }
+
 }
 
 post-configure {