I don't know whether this is of any interest to anybody besides me, but my
dos editor has some extra features when running in a Windows 98 dos box, so
I made him think dosemu is what he expects by the following patch:
diff -Nur dosemu-1.4.0.orig/src/base/async/int.c dosemu-1.4.0/src/base/async/int.c
--- dosemu-1.4.0.orig/src/base/async/int.c 2007-05-04 07:59:48.000000000 +0200
+++ dosemu-1.4.0/src/base/async/int.c 2009-05-21 16:04:30.000000000 +0200
@@ -1789,10 +1789,10 @@
}
switch (LO(ax)) {
case 0x00: /* WINDOWS ENHANCED MODE INSTALLATION CHECK */
- if (in_dpmi && in_win31) {
+ if (win98 || (in_dpmi && in_win31)) {
D_printf("WIN: WINDOWS ENHANCED MODE INSTALLATION CHECK: %i\n", in_win31);
if (win31_mode == 3)
- LWORD(eax) = 0x0a03;
+ LWORD(eax) = (win98 ? 0x0a04 : 0x0a03); /* fake running Win98 */
else
LWORD(eax) = 0;
return 1;
diff -Nur dosemu-1.4.0.orig/src/base/init/config.c dosemu-1.4.0/src/base/init/config.c
--- dosemu-1.4.0.orig/src/base/init/config.c 2007-05-04 16:19:41.000000000 +0200
+++ dosemu-1.4.0/src/base/init/config.c 2009-05-21 16:04:30.000000000 +0200
@@ -62,7 +62,7 @@
* they are eaten by secure_option_preparse().
*/
static const char * const getopt_string =
- "23456ABCcD:dE:e:F:f:H:h:I:i::kL:M:mNOo:P:Sstu:Vv:wXx:U:"
+ "23456ABCcD:dE:e:F:f:H:h:I:i::kL:M:mNOo:P:Sstu:Vv:wWXx:U:"
"gK"/*NOPs kept for compat (not documented in usage())*/;
@@ -1028,6 +1028,9 @@
case 'w':
config.X_fullscreen = !config.X_fullscreen;
break;
+ case 'W':
+ win98 = 1;
+ break;
case 'M':{
int max_mem = config.vga ? 640 : MAX_MEM_SIZE;
config.mem_size = atoi(optarg);
diff -Nur dosemu-1.4.0.orig/src/include/emu.h dosemu-1.4.0/src/include/emu.h
--- dosemu-1.4.0.orig/src/include/emu.h 2007-05-04 07:59:48.000000000 +0200
+++ dosemu-1.4.0/src/include/emu.h 2009-05-21 16:04:30.000000000 +0200
@@ -333,6 +333,7 @@
config_t;
+EXTERN int win98 INIT(0);
#define SPKR_OFF 0
#define SPKR_NATIVE 1
--
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