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Refuse to load if 16-bit support is missing.

This commit is contained in:
Alexandre Julliard 2005-05-19 14:21:02 +00:00
parent dea3a11c6c
commit 84259840eb
3 changed files with 5 additions and 4 deletions
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2
dlls/winedos/dosexe.h
View File

@ -288,7 +288,7 @@ extern void WINAPI DOSVM_ASPIHandler(CONTEXT86*);
extern DOSCONF *DOSCONF_GetConfig( void ); extern DOSCONF *DOSCONF_GetConfig( void );
/* dosmem.c */ /* dosmem.c */
extern void DOSMEM_InitDosMemory(void); extern BOOL DOSMEM_InitDosMemory(void);
extern BOOL DOSMEM_MapDosLayout(void); extern BOOL DOSMEM_MapDosLayout(void);
extern WORD DOSMEM_AllocSelector(WORD); /* FIXME: to be removed */ extern WORD DOSMEM_AllocSelector(WORD); /* FIXME: to be removed */
extern LPVOID DOSMEM_AllocBlock(UINT size, WORD* p); extern LPVOID DOSMEM_AllocBlock(UINT size, WORD* p);

5
dlls/winedos/dosmem.c
View File

@ -489,14 +489,14 @@ static void DOSMEM_InitMemory(char* addr)
* *
* When WineDOS is loaded, initializes the current DOS memory layout. * When WineDOS is loaded, initializes the current DOS memory layout.
*/ */
void DOSMEM_InitDosMemory(void) BOOL DOSMEM_InitDosMemory(void)
{ {
HMODULE16 hModule; HMODULE16 hModule;
unsigned short sel; unsigned short sel;
LDT_ENTRY entry; LDT_ENTRY entry;
DWORD reserve; DWORD reserve;
hModule = GetModuleHandle16("KERNEL"); if (!(hModule = GetModuleHandle16("KERNEL"))) return FALSE;
/* KERNEL.194: __F000H */ /* KERNEL.194: __F000H */
sel = LOWORD(GetProcAddress16(hModule, (LPCSTR)(ULONG_PTR)194)); sel = LOWORD(GetProcAddress16(hModule, (LPCSTR)(ULONG_PTR)194));
wine_ldt_get_entry(sel, &entry); wine_ldt_get_entry(sel, &entry);
@ -528,6 +528,7 @@ void DOSMEM_InitDosMemory(void)
* Set DOS memory base and initialize conventional memory. * Set DOS memory base and initialize conventional memory.
*/ */
DOSMEM_InitMemory(DOSMEM_dosmem + reserve); DOSMEM_InitMemory(DOSMEM_dosmem + reserve);
return TRUE;
} }
/****************************************************************** /******************************************************************

2
dlls/winedos/dosvm.c
View File

@ -703,7 +703,7 @@ BOOL WINAPI DllMain( HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved )
if (fdwReason == DLL_PROCESS_ATTACH) if (fdwReason == DLL_PROCESS_ATTACH)
{ {
DisableThreadLibraryCalls(hinstDLL); DisableThreadLibraryCalls(hinstDLL);
DOSMEM_InitDosMemory(); if (!DOSMEM_InitDosMemory()) return FALSE;
DOSVM_InitSegments(); DOSVM_InitSegments();
event_notifier = CreateEventW(NULL, FALSE, FALSE, NULL); event_notifier = CreateEventW(NULL, FALSE, FALSE, NULL);