tests: Add G_PID_FORMAT to glib compat header

G_PID_FORMAT was only added in glib 2.50.

Signed-off-by: Christophe Fergeau <cfergeau@redhat.com>
Acked-by: Eduardo Lima (Etrunko) <etrunko@redhat.com>

server/tests/replay.c

@@ -37,6 +37,7 @@
 
 #include <spice/macros.h>
 #include "test-display-base.h"
+#include "test-glib-compat.h"
 #include <common/log.h>
 
 static SpiceCoreInterface *core;

server/tests/test-glib-compat.h

@@ -68,4 +68,13 @@ g_test_assert_expected_messages_internal_no_warnings(const char *domain,
 #define g_assert_false(cond) g_assert(!(cond))
 #endif
 
+/* Added in glib 2.50 */
+#ifndef G_PID_FORMAT
+#ifdef G_OS_WIN32
+#define G_PID_FORMAT "i"
+#else
+#define G_PID_FORMAT "p"
+#endif /* G_OS_WIN32 */
+#endif /* G_PID_FORMAT */
+
 #endif // TEST_GLIB_COMPAT_H_