[PATCH 2/3] xkb: Factor out a function to copy a keymap's controls unto another

Rui Matos tiagomatos at gmail.com
Mon Oct 21 14:41:53 CEST 2013


---
 include/xkbsrv.h |  3 +++
 xkb/xkb.c        | 14 +-------------
 xkb/xkbUtils.c   | 23 +++++++++++++++++++++++
 3 files changed, 27 insertions(+), 13 deletions(-)

diff --git a/include/xkbsrv.h b/include/xkbsrv.h
index 83ee1d0..6a2e96e 100644
--- a/include/xkbsrv.h
+++ b/include/xkbsrv.h
@@ -829,6 +829,9 @@ extern void XkbFakeDeviceButton(DeviceIntPtr /* dev */ ,
                                 int /* press */ ,
                                 int /* button */ );
 
+extern _X_EXPORT void XkbCopyControls(XkbDescPtr /* dst */ ,
+                                      XkbDescPtr /* src */ );
+
 #include "xkbfile.h"
 #include "xkbrules.h"
 
diff --git a/xkb/xkb.c b/xkb/xkb.c
index 7a631b8..6a68e81 100644
--- a/xkb/xkb.c
+++ b/xkb/xkb.c
@@ -5950,25 +5950,13 @@ ProcXkbGetKbdByName(ClientPtr client)
     if (rep.loaded) {
         XkbDescPtr old_xkb;
         xkbNewKeyboardNotify nkn;
-        int i, nG, nTG;
 
         old_xkb = xkb;
         xkb = new;
         dev->key->xkbInfo->desc = xkb;
         new = old_xkb;          /* so it'll get freed automatically */
 
-        *xkb->ctrls = *old_xkb->ctrls;
-        for (nG = nTG = 0, i = xkb->min_key_code; i <= xkb->max_key_code; i++) {
-            nG = XkbKeyNumGroups(xkb, i);
-            if (nG >= XkbNumKbdGroups) {
-                nTG = XkbNumKbdGroups;
-                break;
-            }
-            if (nG > nTG) {
-                nTG = nG;
-            }
-        }
-        xkb->ctrls->num_groups = nTG;
+        XkbCopyControls(xkb, old_xkb);
 
         nkn.deviceID = nkn.oldDeviceID = dev->id;
         nkn.minKeyCode = new->min_key_code;
diff --git a/xkb/xkbUtils.c b/xkb/xkbUtils.c
index 1f8a839..6cf6e79 100644
--- a/xkb/xkbUtils.c
+++ b/xkb/xkbUtils.c
@@ -2090,3 +2090,26 @@ XkbMergeLockedPtrBtns(DeviceIntPtr master)
         xkbi->lockedPtrButtons |= d->key->xkbInfo->lockedPtrButtons;
     }
 }
+
+void
+XkbCopyControls(XkbDescPtr dst, XkbDescPtr src)
+{
+    int i, nG, nTG;
+
+    if (!dst || !src)
+        return;
+
+    *dst->ctrls = *src->ctrls;
+
+    for (nG = nTG = 0, i = dst->min_key_code; i <= dst->max_key_code; i++) {
+        nG = XkbKeyNumGroups(dst, i);
+        if (nG >= XkbNumKbdGroups) {
+            nTG = XkbNumKbdGroups;
+            break;
+        }
+        if (nG > nTG) {
+            nTG = nG;
+        }
+    }
+    dst->ctrls->num_groups = nTG;
+}
-- 
1.8.3.1



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