X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=src%2Fcc65%2Floop.c;h=f2925e0cb0614debac98da719cb374b166f6e278;hb=9b7c16ec4cbb5282642c377272224e3fc825f860;hp=b8e8b61fe43dce45f0c8164c372f1941389c175b;hpb=aa8737733fe51d2941f434c10ca028ac5ab2986c;p=cc65

diff --git a/src/cc65/loop.c b/src/cc65/loop.c
index b8e8b61fe..f2925e0cb 100644
--- a/src/cc65/loop.c
+++ b/src/cc65/loop.c
@@ -1,81 +1,102 @@
-/*
- * loop.c
- *
- * Ullrich von Bassewitz, 20.06.1998
- */
+/*****************************************************************************/
+/*                                                                           */
+/*				    loop.c				     */
+/*                                                                           */
+/*				Loop management				     */
+/*                                                                           */
+/*                                                                           */
+/*                                                                           */
+/* (C) 1998-2004 Ullrich von Bassewitz                                       */
+/*               Römerstraße 52                                              */
+/*               D-70794 Filderstadt                                         */
+/* EMail:        uz@cc65.org                                                 */
+/*                                                                           */
+/*                                                                           */
+/* This software is provided 'as-is', without any expressed or implied       */
+/* warranty.  In no event will the authors be held liable for any damages    */
+/* arising from the use of this software.                                    */
+/*                                                                           */
+/* Permission is granted to anyone to use this software for any purpose,     */
+/* including commercial applications, and to alter it and redistribute it    */
+/* freely, subject to the following restrictions:                            */
+/*                                                                           */
+/* 1. The origin of this software must not be misrepresented; you must not   */
+/*    claim that you wrote the original software. If you use this software   */
+/*    in a product, an acknowledgment in the product documentation would be  */
+/*    appreciated but is not required.                                       */
+/* 2. Altered source versions must be plainly marked as such, and must not   */
+/*    be misrepresented as being the original software.                      */
+/* 3. This notice may not be removed or altered from any source              */
+/*    distribution.                                                          */
+/*                                                                           */
+/*****************************************************************************/
 
 
 
-#include "../common/xmalloc.h"
+/* common */
+#include "check.h"
+#include "xmalloc.h"
 
+/* cc65 */
 #include "error.h"
-#include "loop.h"
+#include "loop.h" 
+#include "stackptr.h"
 
 
 
 /*****************************************************************************/
-/*	  	  		     data		     		     */
+/*	  	  		     Data		     		     */
 /*****************************************************************************/
 
 
 
 /* The root */
-static struct loopdesc* loopstack = 0;
+static LoopDesc* LoopStack = 0;
 
 
 
 /*****************************************************************************/
-/*	   	  		     code		     		     */
+/*	   	  		     Code		     		     */
 /*****************************************************************************/
 
 
 
-struct loopdesc* addloop (unsigned sp, unsigned loop, unsigned label,
-	     	  	  unsigned linc, unsigned lstat)
-/* Create and add a new loop descriptor */
+LoopDesc* AddLoop (unsigned BreakLabel, unsigned ContinueLabel)
+/* Create and add a new loop descriptor. */
 {
-    struct loopdesc* l;
-
     /* Allocate a new struct */
-    l = xmalloc (sizeof (struct loopdesc));
+    LoopDesc* L = xmalloc (sizeof (LoopDesc));
 
     /* Fill in the data */
-    l->sp      	= sp;
-    l->loop    	= loop;
-    l->label   	= label;
-    l->linc    	= linc;
-    l->lstat   	= lstat;
+    L->StackPtr	        = StackPtr;
+    L->BreakLabel       = BreakLabel;
+    L->ContinueLabel   	= ContinueLabel;
 
     /* Insert it into the list */
-    l->next = loopstack;
-    loopstack = l;
+    L->Next = LoopStack;
+    LoopStack = L;
 
     /* Return a pointer to the struct */
-    return l;
+    return L;
 }
 
 
 
-struct loopdesc* currentloop (void)
+LoopDesc* CurrentLoop (void)
 /* Return a pointer to the descriptor of the current loop */
 {
-    if (loopstack == 0) {
-	/* Stack is empty */
-	Error (ERR_NO_ACTIVE_LOOP);
-    }
-    return loopstack;
+    return LoopStack;
 }
 
 
 
-void delloop (void)
+void DelLoop (void)
 /* Remove the current loop */
 {
-    struct loopdesc* l;
-
-    l = loopstack;
-    loopstack = loopstack->next;
-    xfree (l);
+    LoopDesc* L = LoopStack;
+    CHECK (L != 0);
+    LoopStack = LoopStack->Next;
+    xfree (L);
 }