svn merge file:///D:/svnrepos/vcxsrv/branches/released .

1 files changed, 207 insertions, 179 deletions

diff --git a/xkbcomp/alias.c b/xkbcomp/alias.c
index f228b0d66..ba55d3d32 100644
--- a/xkbcomp/alias.c
+++ b/xkbcomp/alias.c
@@ -1,4 +1,3 @@
-/* $Xorg: alias.c,v 1.3 2000/08/17 19:54:30 cpqbld Exp $ */
 /************************************************************
  Copyright (c) 1995 by Silicon Graphics Computer Systems, Inc.
 
@@ -24,7 +23,6 @@
  THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
  ********************************************************/
-/* $XFree86$ */
 
 #include "xkbcomp.h"
 #include "misc.h"
@@ -34,228 +32,258 @@
 #include <X11/extensions/XKBgeom.h>
 
 static void
-HandleCollision(AliasInfo *old,AliasInfo *new)
+HandleCollision(AliasInfo * old, AliasInfo * new)
 {
-    if (strncmp(new->real,old->real,XkbKeyNameLength)==0) {
-	if (((new->def.fileID==old->def.fileID)&&(warningLevel>0))||
-							(warningLevel>9)) {
-	    WARN2("Alias of %s for %s declared more than once\n",
-					XkbKeyNameText(new->alias,XkbMessage),
-					XkbKeyNameText(new->real,XkbMessage));
-	    ACTION("First definition ignored\n");
-	}
+    if (strncmp(new->real, old->real, XkbKeyNameLength) == 0)
+    {
+        if (((new->def.fileID == old->def.fileID) && (warningLevel > 0)) ||
+            (warningLevel > 9))
+        {
+            WARN2("Alias of %s for %s declared more than once\n",
+                  XkbKeyNameText(new->alias, XkbMessage),
+                  XkbKeyNameText(new->real, XkbMessage));
+            ACTION("First definition ignored\n");
+        }
     }
-    else {
-	char *use,*ignore;
-	if (new->def.merge==MergeAugment) {
-	    use= old->real;
-	    ignore= new->real;
-	}
-	else {
-	    use= new->real;
-	    ignore= old->real;
-	}
-	if (((old->def.fileID==new->def.fileID)&&(warningLevel>0))||
-							(warningLevel>9)){
-	    WARN1("Multiple definitions for alias %s\n",
-					XkbKeyNameText(old->alias,XkbMessage));
-	    ACTION2("Using %s, ignoring %s\n", XkbKeyNameText(use,XkbMessage),
-					XkbKeyNameText(ignore,XkbMessage));
-	}
-	if (use!=old->real)
-	    memcpy(old->real,use,XkbKeyNameLength);
+    else
+    {
+        char *use, *ignore;
+        if (new->def.merge == MergeAugment)
+        {
+            use = old->real;
+            ignore = new->real;
+        }
+        else
+        {
+            use = new->real;
+            ignore = old->real;
+        }
+        if (((old->def.fileID == new->def.fileID) && (warningLevel > 0)) ||
+            (warningLevel > 9))
+        {
+            WARN1("Multiple definitions for alias %s\n",
+                  XkbKeyNameText(old->alias, XkbMessage));
+            ACTION2("Using %s, ignoring %s\n",
+                    XkbKeyNameText(use, XkbMessage),
+                    XkbKeyNameText(ignore, XkbMessage));
+        }
+        if (use != old->real)
+            memcpy(old->real, use, XkbKeyNameLength);
     }
-    old->def.fileID= new->def.fileID;
-    old->def.merge= new->def.merge;
+    old->def.fileID = new->def.fileID;
+    old->def.merge = new->def.merge;
     return;
 }
 
 static void
-InitAliasInfo(	AliasInfo *	info,
-		unsigned	merge,
-		unsigned	file_id,
-		char *		alias,
-		char *		real)
+InitAliasInfo(AliasInfo * info,
+              unsigned merge, unsigned file_id, char *alias, char *real)
 {
-    bzero(info,sizeof(AliasInfo));
-    info->def.merge= merge;
-    info->def.fileID= file_id;
-    strncpy(info->alias,alias,XkbKeyNameLength);
-    strncpy(info->real,real,XkbKeyNameLength);
+    bzero(info, sizeof(AliasInfo));
+    info->def.merge = merge;
+    info->def.fileID = file_id;
+    strncpy(info->alias, alias, XkbKeyNameLength);
+    strncpy(info->real, real, XkbKeyNameLength);
     return;
 }
 
-int 
-HandleAliasDef(	KeyAliasDef *	def,
-		unsigned 	merge,
-		unsigned 	file_id,
-		AliasInfo **	info_in)
+int
+HandleAliasDef(KeyAliasDef * def,
+               unsigned merge, unsigned file_id, AliasInfo ** info_in)
 {
-AliasInfo *	info;
+    AliasInfo *info;
 
-    for (info= *info_in;info!=NULL;info= (AliasInfo *)info->def.next) {
-	if (strncmp(info->alias,def->alias,XkbKeyNameLength)==0) {
-	    AliasInfo new;
-	    InitAliasInfo(&new,merge,file_id,def->alias,def->real);
-	    HandleCollision(info,&new);
-	    return True;
-	}
+    for (info = *info_in; info != NULL; info = (AliasInfo *) info->def.next)
+    {
+        if (strncmp(info->alias, def->alias, XkbKeyNameLength) == 0)
+        {
+            AliasInfo new;
+            InitAliasInfo(&new, merge, file_id, def->alias, def->real);
+            HandleCollision(info, &new);
+            return True;
+        }
     }
-    info= uTypedCalloc(1,AliasInfo);
-    if (info==NULL) {
-	WSGO("Allocation failure in HandleAliasDef\n");
-	return False;
+    info = uTypedCalloc(1, AliasInfo);
+    if (info == NULL)
+    {
+        WSGO("Allocation failure in HandleAliasDef\n");
+        return False;
     }
-    info->def.fileID= file_id;
-    info->def.merge= merge;
-    info->def.next= (CommonInfo *)*info_in;
-    memcpy(info->alias,def->alias,XkbKeyNameLength);
-    memcpy(info->real,def->real,XkbKeyNameLength);
-    *info_in= (AliasInfo *)AddCommonInfo(&(*info_in)->def,&info->def);
+    info->def.fileID = file_id;
+    info->def.merge = merge;
+    info->def.next = (CommonInfo *) * info_in;
+    memcpy(info->alias, def->alias, XkbKeyNameLength);
+    memcpy(info->real, def->real, XkbKeyNameLength);
+    *info_in = (AliasInfo *) AddCommonInfo(&(*info_in)->def, &info->def);
     return True;
 }
 
 void
-ClearAliases(AliasInfo **info_in)
+ClearAliases(AliasInfo ** info_in)
 {
-    if ((info_in)&&(*info_in))
-	ClearCommonInfo(&(*info_in)->def);
+    if ((info_in) && (*info_in))
+        ClearCommonInfo(&(*info_in)->def);
     return;
 }
 
 Bool
-MergeAliases(AliasInfo **into,AliasInfo **merge,unsigned how_merge)
+MergeAliases(AliasInfo ** into, AliasInfo ** merge, unsigned how_merge)
 {
-AliasInfo *	tmp;
-KeyAliasDef 	def;
+    AliasInfo *tmp;
+    KeyAliasDef def;
 
-    if ((*merge)==NULL)
-	return True;
-    if ((*into)==NULL) {
-	*into= *merge;
-	*merge= NULL;
-	return True;
-    }	
-    bzero((char *)&def,sizeof(KeyAliasDef));
-    for (tmp= *merge;tmp!=NULL;tmp= (AliasInfo *)tmp->def.next) {
-	if (how_merge==MergeDefault)
-	     def.merge= tmp->def.merge;
-	else def.merge= how_merge;
-	memcpy(def.alias,tmp->alias,XkbKeyNameLength);
-	memcpy(def.real,tmp->real,XkbKeyNameLength);
-	if (!HandleAliasDef(&def,def.merge,tmp->def.fileID,into))
-	    return False;
+    if ((*merge) == NULL)
+        return True;
+    if ((*into) == NULL)
+    {
+        *into = *merge;
+        *merge = NULL;
+        return True;
+    }
+    bzero((char *) &def, sizeof(KeyAliasDef));
+    for (tmp = *merge; tmp != NULL; tmp = (AliasInfo *) tmp->def.next)
+    {
+        if (how_merge == MergeDefault)
+            def.merge = tmp->def.merge;
+        else
+            def.merge = how_merge;
+        memcpy(def.alias, tmp->alias, XkbKeyNameLength);
+        memcpy(def.real, tmp->real, XkbKeyNameLength);
+        if (!HandleAliasDef(&def, def.merge, tmp->def.fileID, into))
+            return False;
     }
     return True;
 }
 
 int
-ApplyAliases(XkbDescPtr	xkb,Bool toGeom,AliasInfo **info_in)
+ApplyAliases(XkbDescPtr xkb, Bool toGeom, AliasInfo ** info_in)
 {
-register int 	i;
-XkbKeyAliasPtr	old,a;
-AliasInfo *	info;
-int		nNew,nOld;
-Status		status;
+    register int i;
+    XkbKeyAliasPtr old, a;
+    AliasInfo *info;
+    int nNew, nOld;
+    Status status;
 
-    if (*info_in==NULL)
-	return True;
-    if (toGeom) {
-	nOld= (xkb->geom?xkb->geom->num_key_aliases:0);
-	old= (xkb->geom?xkb->geom->key_aliases:NULL);
+    if (*info_in == NULL)
+        return True;
+    if (toGeom)
+    {
+        nOld = (xkb->geom ? xkb->geom->num_key_aliases : 0);
+        old = (xkb->geom ? xkb->geom->key_aliases : NULL);
     }
-    else {
-	nOld= (xkb->names?xkb->names->num_key_aliases:0);
-	old= (xkb->names?xkb->names->key_aliases:NULL);
+    else
+    {
+        nOld = (xkb->names ? xkb->names->num_key_aliases : 0);
+        old = (xkb->names ? xkb->names->key_aliases : NULL);
     }
-    for (nNew=0,info= *info_in;info!=NULL;info= (AliasInfo *)info->def.next) {
-	unsigned long lname;
-	unsigned int kc;
+    for (nNew = 0, info = *info_in; info != NULL;
+         info = (AliasInfo *) info->def.next)
+    {
+        unsigned long lname;
+        unsigned int kc;
 
-	lname= KeyNameToLong(info->real);
-	if (!FindNamedKey(xkb,lname,&kc,False,CreateKeyNames(xkb),0)) {
-	    if (warningLevel>4) {
-		WARN2("Attempt to alias %s to non-existent key %s\n",
-					XkbKeyNameText(info->alias,XkbMessage),
-					XkbKeyNameText(info->real,XkbMessage));
-		ACTION("Ignored\n");
-	    }
-	    info->alias[0]= '\0';
-	    continue;
-	}
-	lname= KeyNameToLong(info->alias);
-	if (FindNamedKey(xkb,lname,&kc,False,False,0)) {
-	    if (warningLevel>4) {
-		WARN("Attempt to create alias with the name of a real key\n");
-		ACTION2("Alias \"%s = %s\" ignored\n",
-					XkbKeyNameText(info->alias,XkbMessage),
-					XkbKeyNameText(info->real,XkbMessage));
-	    }
-	    info->alias[0]= '\0';
-	    continue;
-	}
-	nNew++;
-	if ( old ) {
-	    for (i=0,a=old;i<nOld;i++,a++) {
-		if (strncmp(a->alias,info->alias,XkbKeyNameLength)==0) {
-		    AliasInfo old;
-		    InitAliasInfo(&old,MergeAugment,0,a->alias,a->real);
-		    HandleCollision(&old,info);
-		    memcpy(old.real,a->real,XkbKeyNameLength);
-		    info->alias[0]= '\0';
-		    nNew--;
-		    break;
-		}
-	    }
-	}
+        lname = KeyNameToLong(info->real);
+        if (!FindNamedKey(xkb, lname, &kc, False, CreateKeyNames(xkb), 0))
+        {
+            if (warningLevel > 4)
+            {
+                WARN2("Attempt to alias %s to non-existent key %s\n",
+                      XkbKeyNameText(info->alias, XkbMessage),
+                      XkbKeyNameText(info->real, XkbMessage));
+                ACTION("Ignored\n");
+            }
+            info->alias[0] = '\0';
+            continue;
+        }
+        lname = KeyNameToLong(info->alias);
+        if (FindNamedKey(xkb, lname, &kc, False, False, 0))
+        {
+            if (warningLevel > 4)
+            {
+                WARN("Attempt to create alias with the name of a real key\n");
+                ACTION2("Alias \"%s = %s\" ignored\n",
+                        XkbKeyNameText(info->alias, XkbMessage),
+                        XkbKeyNameText(info->real, XkbMessage));
+            }
+            info->alias[0] = '\0';
+            continue;
+        }
+        nNew++;
+        if (old)
+        {
+            for (i = 0, a = old; i < nOld; i++, a++)
+            {
+                if (strncmp(a->alias, info->alias, XkbKeyNameLength) == 0)
+                {
+                    AliasInfo old;
+                    InitAliasInfo(&old, MergeAugment, 0, a->alias, a->real);
+                    HandleCollision(&old, info);
+                    memcpy(old.real, a->real, XkbKeyNameLength);
+                    info->alias[0] = '\0';
+                    nNew--;
+                    break;
+                }
+            }
+        }
     }
-    if (nNew==0) {
-	ClearCommonInfo(&(*info_in)->def);
-	*info_in= NULL;
-	return True;
+    if (nNew == 0)
+    {
+        ClearCommonInfo(&(*info_in)->def);
+        *info_in = NULL;
+        return True;
     }
-    status= Success;
-    if (toGeom) {
-	if (!xkb->geom) {
-	    XkbGeometrySizesRec	sizes;
-	    bzero((char *)&sizes,sizeof(XkbGeometrySizesRec));
-	    sizes.which= XkbGeomKeyAliasesMask;
-	    sizes.num_key_aliases= nOld+nNew;
-	    status= XkbAllocGeometry(xkb,&sizes);
-	}
-	else {
-	    status= XkbAllocGeomKeyAliases(xkb->geom,nOld+nNew);
-	}
-	if (xkb->geom)
-	    old= xkb->geom->key_aliases;
+    status = Success;
+    if (toGeom)
+    {
+        if (!xkb->geom)
+        {
+            XkbGeometrySizesRec sizes;
+            bzero((char *) &sizes, sizeof(XkbGeometrySizesRec));
+            sizes.which = XkbGeomKeyAliasesMask;
+            sizes.num_key_aliases = nOld + nNew;
+            status = XkbAllocGeometry(xkb, &sizes);
+        }
+        else
+        {
+            status = XkbAllocGeomKeyAliases(xkb->geom, nOld + nNew);
+        }
+        if (xkb->geom)
+            old = xkb->geom->key_aliases;
     }
-    else {
-	status= XkbAllocNames(xkb,XkbKeyAliasesMask,0,nOld+nNew);
-	if (xkb->names)
-	    old= xkb->names->key_aliases;
+    else
+    {
+        status = XkbAllocNames(xkb, XkbKeyAliasesMask, 0, nOld + nNew);
+        if (xkb->names)
+            old = xkb->names->key_aliases;
     }
-    if (status!=Success) {
-	WSGO("Allocation failure in ApplyAliases\n");
-	return False;
+    if (status != Success)
+    {
+        WSGO("Allocation failure in ApplyAliases\n");
+        return False;
     }
-    if (toGeom) 
-	 a= &xkb->geom->key_aliases[nOld];
-    else a= &xkb->names->key_aliases[nOld];
-    for (info= *info_in;info!=NULL;info= (AliasInfo *)info->def.next) {
-	if (info->alias[0]!='\0') {
-	    strncpy(a->alias,info->alias,XkbKeyNameLength);
-	    strncpy(a->real,info->real,XkbKeyNameLength);
-	    a++;
-	}
+    if (toGeom)
+        a = &xkb->geom->key_aliases[nOld];
+    else
+        a = &xkb->names->key_aliases[nOld];
+    for (info = *info_in; info != NULL; info = (AliasInfo *) info->def.next)
+    {
+        if (info->alias[0] != '\0')
+        {
+            strncpy(a->alias, info->alias, XkbKeyNameLength);
+            strncpy(a->real, info->real, XkbKeyNameLength);
+            a++;
+        }
     }
 #ifdef DEBUG
-    if ((a-old)!=(nOld+nNew)) {
-	WSGO2("Expected %d aliases total but created %d\n",nOld+nNew,a-old);
+    if ((a - old) != (nOld + nNew))
+    {
+        WSGO2("Expected %d aliases total but created %d\n", nOld + nNew,
+              a - old);
     }
 #endif
-    if (toGeom)	
-	xkb->geom->num_key_aliases+= nNew;
+    if (toGeom)
+        xkb->geom->num_key_aliases += nNew;
     ClearCommonInfo(&(*info_in)->def);
-    *info_in= NULL;
+    *info_in = NULL;
     return True;
 }