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failed allocating xms-call now safer

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@940
This commit is contained in:
Ulf Wohlers 2003-04-18 13:36:55 +00:00
parent 1c1548e598
commit a085299cd3
1 changed files with 5 additions and 3 deletions
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8
src/ints/xms.cpp
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@ -395,10 +395,12 @@ Bitu XMS_Handler(void) {
case XMS_QUERY_FREE_EXTENDED_MEMORY: /* 08 */
reg_bl = XMS_QueryFreeMemory(reg_ax,reg_dx);
break;
case XMS_ALLOCATE_EXTENDED_MEMORY: /* 09 */
reg_bl = XMS_AllocateMemory(reg_dx,reg_dx);
case XMS_ALLOCATE_EXTENDED_MEMORY: { /* 09 */
Bit16u handle = 0;
reg_bl = XMS_AllocateMemory(reg_dx,handle);
reg_dx = handle;
reg_ax = (reg_bl==0); // set ax to success/failure
break;
}; break;
case XMS_FREE_EXTENDED_MEMORY: /* 0a */
reg_bl = XMS_FreeMemory(reg_dx);
reg_ax = (reg_bl==0);