Fix compilation warnings

See merge request !403 (merged)

(cherry picked from commit 1bc554ca)

820cd07a Fix gcc7 deprecation warning exposed by gaudi/Gaudi 408 743f3a62 Work around _POSIX_C_SOURCE and _XOPEN_SOURCE redefined warnings 4a6db59c Suppress compilation warnigns from Python

Phys/AnalysisPython/Analysis/PyFuncs.h

@@ -19,6 +19,14 @@
 // ============================================================================
 // Python
 // ============================================================================
+#ifdef _POSIX_C_SOURCE
+#undef _POSIX_C_SOURCE
+#endif
+
+#ifdef _XOPEN_SOURCE
+#undef _XOPEN_SOURCE
+#endif
+
 #include "Python.h"
 // ============================================================================
 namespace Analysis