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-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/Display.c43
1 files changed, 42 insertions, 1 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Display.c b/nx-X11/programs/Xserver/hw/nxagent/Display.c
index 5943fbf77..ea58437ea 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Display.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/Display.c
@@ -2175,10 +2175,40 @@ void nxagentDisconnectDisplay(void)
static int nxagentCheckForDefaultDepthCompatibility()
{
+ /*
+ * Depending on the (reconnect) tolerance checks value, this
+ * function checks stricter or looser:
+ * - Strict means that the old and new default depth values
+ * must match exactly.
+ * - Safe or Risky means that the default depth values might differ,
+ * but the new default depth value must be at least as
+ * high as the former default depth value. This is
+ * recommended, because it allows clients with a
+ * higher default depth value to still connect, but
+ * not lose functionality.
+ * - Bypass or higher means that all of these checks are
+ * essentially deactivated. This is probably a very
+ * bad idea.
+ */
+
int dDepth;
dDepth = DefaultDepth(nxagentDisplay, DefaultScreen(nxagentDisplay));
+ const unsigned int tolerance = nxagentOption(ReconnectTolerance);
+
+ if (ToleranceChecksBypass <= tolerance)
+ {
+ #ifdef WARNING
+ fprintf(stderr, "nxagentCheckForDefaultDepthCompatibility: WARNING! Not proceeding with any checks, "
+ "because tolerance [%u] higher than or equal [%u]. New default depth value "
+ "is [%d], former default depth value is [%d].\n", tolerance,
+ ToleranceChecksBypass, dDepth, nxagentDefaultDepthRecBackup);
+ #endif
+
+ return 1;
+ }
+
if (nxagentDefaultDepthRecBackup == dDepth)
{
#ifdef TEST
@@ -2188,11 +2218,22 @@ static int nxagentCheckForDefaultDepthCompatibility()
return 1;
}
+ else if ((ToleranceChecksSafe <= tolerance) && (nxagentDefaultDepthRecBackup < dDepth))
+ {
+ #ifdef WARNING
+ fprintf(stderr, "nxagentCheckForDefaultDepthCompatibility: WARNING! New default depth [%d] "
+ "higher than the old default depth [%d] at tolerance [%u].\n", dDepth,
+ nxagentDefaultDepthRecBackup, tolerance);
+ #endif
+
+ return 1;
+ }
else
{
#ifdef WARNING
fprintf(stderr, "nxagentCheckForDefaultDepthCompatibility: WARNING! New default depth [%d] "
- "doesn't match with old default depth [%d].\n", dDepth, nxagentDefaultDepthRecBackup);
+ "doesn't match with old default depth [%d] at tolerance [%u].\n", dDepth,
+ nxagentDefaultDepthRecBackup, tolerance);
#endif
return 0;