Modified: trunk/dports/graphics/graphviz/Portfile (115389 => 115390)

--- trunk/dports/graphics/graphviz/Portfile	2014-01-01 06:47:49 UTC (rev 115389)
+++ trunk/dports/graphics/graphviz/Portfile	2014-01-01 07:09:12 UTC (rev 115390)
@@ -40,7 +40,7 @@
 minimum_xcodeversions           {9 3.1.2}
 
 if {${name} eq ${subport}} {
-revision                        2
+revision                        3
 
 conflicts                       graphviz${otherbranch}
 
@@ -106,10 +106,37 @@
                                 --disable-ruby \
                                 --disable-tcl
 
+# Teach glibtool about -stdlib=libc++
+use_autoreconf  yes
+autoreconf.args -fvi
+
 platform macosx {
     if {${os.major} > 8} {
         configure.args-replace  --without-quartz --with-quartz
     }
+
+    post-patch {
+        set cxxstdlib {}
+
+        if {[info exists configure.cxx_stdlib] &&
+            ${configure.cxx_stdlib} ne {} &&
+            [string match *clang* ${configure.cxx}]} {
+            set cxxstdlib ${configure.cxx_stdlib}
+        } elseif {[string match *clang* ${configure.cxx}] &&
+                  ${os.major} >= 13} {
+            set cxxstdlib libc++
+        } else {
+            set cxxstdlib libstdc++
+        }
+
+        if {${cxxstdlib} == "libc++"} {
+            reinplace "s:-lstdc\+\+:-lc++:" \
+                ${worksrcpath}/configure.ac \
+                ${worksrcpath}/cmd/dot/Makefile.am \
+                ${worksrcpath}/cmd/mingle/Makefile.am \
+                ${worksrcpath}/plugin/gdiplus/Makefile.am
+        }
+    }
 }
 
 variant guile description {Include Guile language bindings} {