[patch] vm (?) fixes for wine required for WoW

wine-wow-fixes.patch (text/plain), 1.59 KB, created by Sam Walliser on 2006-03-03 07:42:16 UTC

--- wine-a/libs/wine/mmap.c.old	2005-06-20 13:43:47.000000000 +0200
+++ wine-b/libs/wine/mmap.c	2005-10-14 21:49:54.794346832 +0200
@@ -161,6 +161,26 @@
 
 #endif  /* (__svr4__ || __NetBSD__) && !MAP_TRYFIXED */
 
+static void *get_anon_mmap_null_address(size_t size)
+{
+    static int got_override = 0;
+    static void *low_alloc_ptr = NULL;
+    void * current_low_alloc_ptr;
+
+    if (!got_override)
+    {
+            low_alloc_ptr = (void*)0x10000000;
+            got_override = 1;
+            //printf("gaak!\n");
+    }
+
+    current_low_alloc_ptr = low_alloc_ptr;
+
+    if (low_alloc_ptr)
+        low_alloc_ptr += size;
+
+    return current_low_alloc_ptr;
+    }
 
 /***********************************************************************
  *		wine_anon_mmap
@@ -209,6 +229,9 @@
             return start;
 #endif
     }
+    if ((start == NULL) && !(flags & MAP_FIXED))
+       start = get_anon_mmap_null_address(size);
+
     return mmap( start, size, prot, flags, fdzero, 0 );
 #else
     return (void *)-1;
--- wine-a/loader/preloader.c.old	2005-06-02 12:30:08.000000000 +0200
+++ wine-b/loader/preloader.c	2005-10-14 21:51:16.529921136 +0200
@@ -110,7 +110,7 @@
 {
     { (void *)0x00000000, 0x00110000 },  /* DOS area */
     { (void *)0x7ffe0000, 0x01020000 },  /* shared user data + shared heap */
-    { (void *)0x00110000, 0x1fef0000 },  /* PE exe range (may be set with WINEPRELOADRESERVE), defaults to 512mb */
+    { (void *)0x10000000, 0x00f00000 },  /* PE exe range (may be set with WINEPRELOADRESERVE), defaults to 512mb */
     { 0, 0 }                             /* end of list */
 };