Fix fatal error in getCurrentKeyboardLayout()

FATAL:xkb_keyboard_layout_engine.cc(640)] Keymap file failed to load: dk(polytonic)

Remove unnecessary tokenization of XKB layout.
Parsing of layout configuration is already handled by
XkbKeyboardLayoutEngine::ParseLayoutName().

Fixes: QTBUG-101201
Task-number: QTBUG-92971
Change-Id: Ia4f09ed99eb82064a3b12e14eda69a6e0e12b0dd
Reviewed-by: Peter Varga <pvarga@inf.u-szeged.hu>
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
(cherry picked from commit 69cd28b820ba8f8c578591b98f3ad88b00efcef3)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 6 insertions, 19 deletions

diff --git a/src/core/ozone/ozone_platform_qt.cpp b/src/core/ozone/ozone_platform_qt.cpp
index 0affec0d3..b7fd93737 100644
--- a/src/core/ozone/ozone_platform_qt.cpp
+++ b/src/core/ozone/ozone_platform_qt.cpp
@@ -186,29 +186,16 @@ static std::string getCurrentKeyboardLayout()
     if (XkbRF_GetNamesProp(dpy, nullptr, &vdr) == 0)
         return std::string();
 
-    char *layout = strtok(vdr.layout, ",");
-    for (int i = 0; i < state.group; i++) {
-        layout = strtok(nullptr, ",");
-        if (layout == nullptr)
-            return std::string();
-    }
+    if (!vdr.layout)
+        return std::string();
 
     if (!vdr.variant)
-        return layout;
-
-    char *variant = strtok(vdr.variant, ",");
-    if (!variant)
-        return layout;
+        return std::string(vdr.layout);
 
-    for (int i = 0; i < state.group; i++) {
-        variant = strtok(nullptr, ",");
-        if (variant == nullptr)
-            return layout;
-    }
-
-    std::string layoutWithVariant = layout;
+    std::string layoutWithVariant = vdr.layout;
     layoutWithVariant = layoutWithVariant.append("-");
-    layoutWithVariant = layoutWithVariant.append(variant);
+    layoutWithVariant = layoutWithVariant.append(vdr.variant);
+
     return layoutWithVariant;
 }
 #endif // BUILDFLAG(USE_XKBCOMMON)