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authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2005-09-03 17:55:47 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2005-09-03 17:55:47 +0000
commita332e112b73d641ca603066e46bb5b05d6c054fc (patch)
tree28e05df975d98a2e75af8bc4796ee38aa9d3751c /kqemu.c
parentca0d1734b44a67ca0077c3f5714d901f7489559d (diff)
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kqemu_cpu_interrupt support for win32 (Filip Navara)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1566 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'kqemu.c')
-rw-r--r--kqemu.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/kqemu.c b/kqemu.c
index 94792c0..70cfe28 100644
--- a/kqemu.c
+++ b/kqemu.c
@@ -596,11 +596,14 @@ int kqemu_cpu_exec(CPUState *env)
}
#ifdef _WIN32
- DeviceIoControl(kqemu_fd, KQEMU_EXEC,
- kenv, sizeof(struct kqemu_cpu_state),
- kenv, sizeof(struct kqemu_cpu_state),
- &temp, NULL);
- ret = kenv->retval;
+ if (DeviceIoControl(kqemu_fd, KQEMU_EXEC,
+ kenv, sizeof(struct kqemu_cpu_state),
+ kenv, sizeof(struct kqemu_cpu_state),
+ &temp, NULL)) {
+ ret = kenv->retval;
+ } else {
+ ret = -1;
+ }
#else
#if KQEMU_VERSION >= 0x010100
ioctl(kqemu_fd, KQEMU_EXEC, kenv);
@@ -737,4 +740,13 @@ int kqemu_cpu_exec(CPUState *env)
return 0;
}
+void kqemu_cpu_interrupt(CPUState *env)
+{
+#if defined(_WIN32) && KQEMU_VERSION >= 0x010101
+ /* cancelling the I/O request causes KQEMU to finish executing the
+ current block and successfully returning. */
+ CancelIo(kqemu_fd);
+#endif
+}
+
#endif