rPackages.rgoslin: add missing header

pkgs/development/r-modules/default.nix

@@ -1281,6 +1281,10 @@ let
         '';
     });
 
+    rgoslin = old.rgoslin.overrideAttrs (attrs: {
+      patches = [ ./patches/rgoslin.patch ];
+    });
+
     rpanel = old.rpanel.overrideAttrs (attrs: {
       preConfigure = ''
         export TCLLIBPATH="${pkgs.bwidget}/lib/bwidget${pkgs.bwidget.version}"

pkgs/development/r-modules/patches/rgoslin.patch

@@ -0,0 +1,12 @@
+diff --git a/src/cppgoslin/cppgoslin/domain/StringFunctions.h b/src/cppgoslin/cppgoslin/domain/StringFunctions.h
+index 70e8544..de5c040 100644
+--- a/src/cppgoslin/cppgoslin/domain/StringFunctions.h
++++ b/src/cppgoslin/cppgoslin/domain/StringFunctions.h
+@@ -35,6 +35,7 @@ SOFTWARE.
+ #include "cppgoslin/domain/Element.h"
+ #include <algorithm>
+ #include <cctype>
++#include <cstdint>
+ 
+ 
+ #define contains_val(X, Y) ((X).find(Y) != (X).end())