1 files changed, 52 insertions, 0 deletions
diff --git a/nx-X11/lib/src/ChGC.c b/nx-X11/lib/src/ChGC.c
new file mode 100644
index 000000000..8f677dc3a
--- /dev/null
+++ b/nx-X11/lib/src/ChGC.c
@@ -0,0 +1,52 @@
+/*
+
+Copyright 1986, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+#include "Cr.h"
+
+int
+XChangeGC (
+    register Display *dpy,
+    GC gc,
+    unsigned long valuemask,
+    XGCValues *values)
+{
+    LockDisplay(dpy);
+
+    valuemask &= (1L << (GCLastBit + 1)) - 1;
+    if (valuemask) _XUpdateGCCache (gc, valuemask, values);
+
+    /* if any Resource ID changed, must flush */
+    if (gc->dirty & (GCFont | GCTile | GCStipple))
+	_XFlushGCCache(dpy, gc);
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return 1;
+}
+