Allow disabling the implementation of the new output capture

As it turns out, some platforms do not provide things like `dup`,
or `std::tmpfile`, but they do provide streams...

Closes #1335
Related to #1311

include/internal/catch_compiler_capabilities.h

@@ -95,6 +95,12 @@
 #    define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
 #endif
 
+////////////////////////////////////////////////////////////////////////////////
+// PS4
+#if defined(__ORBIS__)
+#    define CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE
+#endif
+
 ////////////////////////////////////////////////////////////////////////////////
 // Cygwin
 #ifdef __CYGWIN__
@@ -165,6 +171,13 @@
 #  define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
 #endif
 
+#if defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
+#  define CATCH_INTERNAL_CONFIG_NEW_CAPTURE
+#endif
+
+#if defined(CATCH_INTERNAL_CONFIG_NEW_CAPTURE) && !defined(CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NEW_CAPTURE)
+#  define CATCH_CONFIG_NEW_CAPTURE
+#endif
 
 #if !defined(CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS)
 #   define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS

include/internal/catch_output_redirect.cpp

@@ -15,15 +15,18 @@
 #include <sstream>
 #include <stdexcept>
 
-#if defined(_MSC_VER)
-#include <io.h>      //_dup and _dup2
-#define dup _dup
-#define dup2 _dup2
-#define fileno _fileno
-#else
-#include <unistd.h>  // dup and dup2
+#if defined(CATCH_CONFIG_NEW_CAPTURE)
+    #if defined(_MSC_VER)
+    #include <io.h>      //_dup and _dup2
+    #define dup _dup
+    #define dup2 _dup2
+    #define fileno _fileno
+    #else
+    #include <unistd.h>  // dup and dup2
+    #endif
 #endif
 
+
 namespace Catch {
 
     RedirectedStream::RedirectedStream( std::ostream& originalStream, std::ostream& redirectionStream )
@@ -48,6 +51,7 @@ namespace Catch {
     auto RedirectedStdErr::str() const -> std::string { return m_rss.str(); }
 
 
+#if defined(CATCH_CONFIG_NEW_CAPTURE)
 
 #if defined(_MSC_VER)
     TempFile::TempFile() {
@@ -122,11 +126,14 @@ namespace Catch {
         m_stderrDest += m_stderrFile.getContents();
     }
 
+#endif // CATCH_CONFIG_NEW_CAPTURE
 
 } // namespace Catch
 
-#if defined(_MSC_VER)
-#undef dup
-#undef dup2
-#undef fileno
+#if defined(CATCH_CONFIG_NEW_CAPTURE)
+    #if defined(_MSC_VER)
+    #undef dup
+    #undef dup2
+    #undef fileno
+    #endif
 #endif

include/internal/catch_output_redirect.h

@@ -47,6 +47,8 @@ namespace Catch {
     };
 
 
+#if defined(CATCH_CONFIG_NEW_CAPTURE)
+
     // Windows's implementation of std::tmpfile is terrible (it tries
     // to create a file inside system folder, thus requiring elevated
     // privileges for the binary), so we have to use tmpnam(_s) and
@@ -92,6 +94,7 @@ namespace Catch {
         std::string& m_stderrDest;
     };
 
+#endif
 
 } // end namespace Catch