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CGAL · Mar 23, 2024 · 88f44a5 · 88f44a5
1 parent f4b13b4
commit 88f44a5
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Showing 3 changed files with 47 additions and 1 deletion.
diff --git a/Polygon_repair/test/Polygon_repair/draw_test_polygons.cpp b/Polygon_repair/test/Polygon_repair/draw_test_polygons.cpp
@@ -1,6 +1,19 @@
 #include <iostream>
 #include <fstream>
 #include <sstream>
+
+// work around for old compilers (Apple clang < 11 for example)
+#define HAS_FILESYSTEM 1
+#if defined(__has_include)
+#if !__has_include(<filesystem>)
+#undef HAS_FILESYSTEM
+#define HAS_FILESYSTEM 0
+#endif
+#endif
+
+
+#if HAS_FILESYSTEM
+
 #include <filesystem>
 
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
@@ -52,3 +65,13 @@ int main() {
 
   return 0;
 }
+
+#else
+
+int main()
+{
+  std::cout << "Warning: filesystem feature is not present on the system, nothing will be tested\n";
+  return 0;
+}
+
+#endif
diff --git a/Polygon_repair/test/Polygon_repair/exact_test.cpp b/Polygon_repair/test/Polygon_repair/exact_test.cpp
@@ -3,6 +3,19 @@
 #include <iostream>
 #include <fstream>
 #include <sstream>
+
+// work around for old compilers (Apple clang < 11 for example)
+#define HAS_FILESYSTEM 1
+#if defined(__has_include)
+#if !__has_include(<filesystem>)
+#undef HAS_FILESYSTEM
+#define HAS_FILESYSTEM 0
+#endif
+#endif
+
+
+#if HAS_FILESYSTEM
+
 #include <filesystem>
 
 #include <CGAL/Exact_predicates_exact_constructions_kernel.h>
@@ -50,3 +63,13 @@ int main() {
 
   return 0;
 }
+
+#else
+
+int main()
+{
+  std::cout << "Warning: filesystem feature is not present on the system, nothing will be tested\n";
+  return 0;
+}
+
+#endif
diff --git a/Polygon_repair/test/Polygon_repair/repair_polygon_2_test.cpp b/Polygon_repair/test/Polygon_repair/repair_polygon_2_test.cpp
@@ -6,7 +6,7 @@
 
 // work around for old compilers (Apple clang < 11 for example)
 #define HAS_FILESYSTEM 1
-#if (__has_include)
+#if defined(__has_include)
 #if !__has_include(<filesystem>)
 #undef HAS_FILESYSTEM
 #define HAS_FILESYSTEM 0