Fix source list for -Wdeclaration-after-statement

The context creation files were not included on platforms other than
Win32.

src/CMakeLists.txt

@@ -83,13 +83,12 @@ if ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" OR
     "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang" OR
     "${CMAKE_C_COMPILER_ID}" STREQUAL "AppleClang")
 
-    if (WIN32)
-        set(windows_SOURCES ${glfw_SOURCES})
-    else()
-        set(windows_SOURCES ${common_SOURCES})
-    endif()
-    set_source_files_properties(${windows_SOURCES} PROPERTIES
-        COMPILE_FLAGS -Wdeclaration-after-statement)
+    set_source_files_properties(context.c init.c input.c monitor.c vulkan.c
+                                window.c win32_init.c win32_joystick.c
+                                win32_monitor.c win32_time.c win32_thread.c
+                                win32_window.c wgl_context.c egl_context.c
+                                osmesa_context.c PROPERTIES
+                                COMPILE_FLAGS -Wdeclaration-after-statement)
 endif()
 
 add_library(glfw ${glfw_SOURCES} ${glfw_HEADERS})

src/egl_context.c

@@ -123,23 +123,24 @@ static GLFWbool chooseEGLConfig(const _GLFWctxconfig* ctxconfig,
             continue;
 
 #if defined(_GLFW_X11)
-        XVisualInfo vi = {0};
+        {
+            XVisualInfo vi = {0};
 
-        // Only consider EGLConfigs with associated Visuals
-        vi.visualid = getEGLConfigAttrib(n, EGL_NATIVE_VISUAL_ID);
-        if (!vi.visualid)
-            continue;
+            // Only consider EGLConfigs with associated Visuals
+            vi.visualid = getEGLConfigAttrib(n, EGL_NATIVE_VISUAL_ID);
+            if (!vi.visualid)
+                continue;
 
-        if (desired->transparent)
-        {
-            int count;
-            XVisualInfo* vis = XGetVisualInfo(_glfw.x11.display,
-                                              VisualIDMask, &vi,
-                                              &count);
-            if (vis)
+            if (desired->transparent)
             {
-                u->transparent = _glfwIsVisualTransparentX11(vis[0].visual);
-                XFree(vis);
+                int count;
+                XVisualInfo* vis =
+                    XGetVisualInfo(_glfw.x11.display, VisualIDMask, &vi, &count);
+                if (vis)
+                {
+                    u->transparent = _glfwIsVisualTransparentX11(vis[0].visual);
+                    XFree(vis);
+                }
             }
         }
 #endif // _GLFW_X11