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Diffstat (limited to 'erts/emulator/sys/win32/sys.c')
-rw-r--r--erts/emulator/sys/win32/sys.c47
1 files changed, 0 insertions, 47 deletions
diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c
index 15c59109b1..7fddc9fa99 100644
--- a/erts/emulator/sys/win32/sys.c
+++ b/erts/emulator/sys/win32/sys.c
@@ -80,9 +80,7 @@ static int application_type(const wchar_t* originalName, wchar_t fullPath[MAX_PA
HANDLE erts_service_event;
-#ifdef ERTS_SMP
static erts_smp_tsd_key_t win32_errstr_key;
-#endif
static erts_smp_atomic_t pipe_creation_counter;
@@ -94,10 +92,8 @@ static erts_smp_atomic_t pipe_creation_counter;
static int driver_write(long, HANDLE, byte*, int);
static int create_file_thread(struct async_io* aio, int mode);
-#ifdef ERTS_SMP
static void close_active_handle(DriverData *, HANDLE handle);
static DWORD WINAPI threaded_handle_closer(LPVOID param);
-#endif
static DWORD WINAPI threaded_reader(LPVOID param);
static DWORD WINAPI threaded_writer(LPVOID param);
static DWORD WINAPI threaded_exiter(LPVOID param);
@@ -450,9 +446,7 @@ typedef struct async_io {
* the console for Windows NT).
*/
HANDLE fd; /* Handle for file or pipe. */
-#ifdef ERTS_SMP
int async_io_active; /* if true, a close of the file will signal the event in ov */
-#endif
OVERLAPPED ov; /* Control structure for overlapped reading.
* When overlapped reading is simulated with
* a thread, the fields are used as follows:
@@ -691,7 +685,6 @@ buf_alloc_error:
static void
release_driver_data(DriverData* dp)
{
-#ifdef ERTS_SMP
#ifdef USE_CANCELIOEX
if (fpCancelIoEx != NULL) {
if (dp->in.thread == (HANDLE) -1 && dp->in.fd != INVALID_HANDLE_VALUE) {
@@ -734,14 +727,6 @@ release_driver_data(DriverData* dp)
DEBUGF(("...done\n"));
}
}
-#else
- if (dp->in.thread == (HANDLE) -1 && dp->in.fd != INVALID_HANDLE_VALUE) {
- CancelIo(dp->in.fd);
- }
- if (dp->out.thread == (HANDLE) -1 && dp->out.fd != INVALID_HANDLE_VALUE) {
- CancelIo(dp->out.fd);
- }
-#endif
if (dp->inbuf != NULL) {
ASSERT(erts_smp_atomic_read_nob(&sys_misc_mem_sz) >= dp->inBufSize);
@@ -777,7 +762,6 @@ release_driver_data(DriverData* dp)
unrefer_driver_data(dp);
}
-#ifdef ERTS_SMP
struct handles_to_be_closed {
HANDLE handles[MAXIMUM_WAIT_OBJECTS];
@@ -870,7 +854,6 @@ threaded_handle_closer(LPVOID param)
DEBUGF(("threaded_handle_closer %p terminating\r\n", htbc));
return 0;
}
-#endif /* ERTS_SMP */
/*
* Stores input and output file descriptors in the DriverData structure,
@@ -946,9 +929,7 @@ init_async_io(DriverData *dp, AsyncIo* aio, int use_threads)
aio->flushReplyEvent = NULL;
aio->pendingError = 0;
aio->bytesTransferred = 0;
-#ifdef ERTS_SMP
aio->async_io_active = 0;
-#endif
aio->ov.hEvent = CreateManualEvent(FALSE);
if (aio->ov.hEvent == NULL)
return -1;
@@ -1029,9 +1010,7 @@ async_read_file(AsyncIo* aio, LPVOID buf, DWORD numToRead)
ResetEvent(aio->ov.hEvent);
SetEvent(aio->ioAllowed);
} else {
-#ifdef ERTS_SMP
aio->async_io_active = 1; /* Will get 0 when the event actually happened */
-#endif
if (ReadFile(aio->fd, buf, numToRead,
&aio->bytesTransferred, &aio->ov)) {
DEBUGF(("async_read_file: ReadFile() suceeded: %d bytes\n",
@@ -1079,16 +1058,12 @@ async_write_file(AsyncIo* aio, /* Pointer to async control block. */
ResetEvent(aio->ov.hEvent);
SetEvent(aio->ioAllowed);
} else {
-#ifdef ERTS_SMP
aio->async_io_active = 1; /* Will get 0 when the event actually happened */
-#endif
if (WriteFile(aio->fd, buf, numToWrite,
&aio->bytesTransferred, &aio->ov)) {
DEBUGF(("async_write_file: WriteFile() suceeded: %d bytes\n",
aio->bytesTransferred));
-#ifdef ERTS_SMP
aio->async_io_active = 0; /* The event will not be signalled */
-#endif
ResetEvent(aio->ov.hEvent);
return TRUE;
} else {
@@ -2511,11 +2486,9 @@ ready_input(ErlDrvData drv_data, ErlDrvEvent ready_event)
int pb;
pb = dp->packet_bytes;
-#ifdef ERTS_SMP
if(dp->in.thread == (HANDLE) -1) {
dp->in.async_io_active = 0;
}
-#endif
DEBUGF(("ready_input: dp %p, event 0x%x\n", dp, ready_event));
/*
@@ -2680,11 +2653,9 @@ ready_output(ErlDrvData drv_data, ErlDrvEvent ready_event)
DriverData *dp = (DriverData *) drv_data;
int error;
-#ifdef ERTS_SMP
if(dp->out.thread == (HANDLE) -1) {
dp->out.async_io_active = 0;
}
-#endif
DEBUGF(("ready_output(%p, 0x%x)\n", drv_data, ready_event));
set_busy_port(dp->port_num, 0);
if (!(dp->outbuf)) {
@@ -2743,7 +2714,6 @@ sys_init_io(void)
max_files = 2*erts_ptab_max(&erts_port);
}
-#ifdef ERTS_SMP
void
erts_sys_main_thread(void)
{
@@ -2756,7 +2726,6 @@ erts_sys_main_thread(void)
WaitForSingleObject(dummy, INFINITE);
}
}
-#endif
void erts_sys_alloc_init(void)
{
@@ -2938,11 +2907,7 @@ sys_get_key(int fd)
char* win32_errorstr(int error)
{
-#ifdef SMP
LPTSTR lpBufPtr = erts_smp_tsd_get(win32_errstr_key);
-#else
- static LPTSTR lpBufPtr = NULL;
-#endif
if (lpBufPtr) {
LocalFree(lpBufPtr);
}
@@ -2956,9 +2921,7 @@ char* win32_errorstr(int error)
0,
NULL);
SetLastError(error);
-#ifdef ERTS_SMP
erts_smp_tsd_set(win32_errstr_key,lpBufPtr);
-#endif
return lpBufPtr;
}
@@ -3131,7 +3094,6 @@ check_supported_os_version(void)
#endif
}
-#ifdef USE_THREADS
typedef struct {
int sched_bind_data;
@@ -3176,19 +3138,15 @@ thr_create_prepare_child(void *vtcdp)
erts_sched_bind_atthrcreate_child(tcdp->sched_bind_data);
}
-#endif /* USE_THREADS */
void
erts_sys_pre_init(void)
{
-#ifdef USE_THREADS
erts_thr_init_data_t eid = ERTS_THR_INIT_DATA_DEF_INITER;
-#endif
int_os_version.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&int_os_version);
check_supported_os_version();
-#ifdef USE_THREADS
eid.thread_create_child_func = thr_create_prepare_child;
/* Before creation in parent */
eid.thread_create_prepare_func = thr_create_prepare;
@@ -3209,7 +3167,6 @@ erts_sys_pre_init(void)
erts_lc_init();
#endif
-#endif /* USE_THREADS */
erts_init_sys_time_sup();
@@ -3233,10 +3190,8 @@ void erl_sys_init(void)
noinherit_std_handle(STD_INPUT_HANDLE);
noinherit_std_handle(STD_ERROR_HANDLE);
-#ifdef ERTS_SMP
erts_smp_tsd_key_create(&win32_errstr_key,"win32_errstr_key");
InitializeCriticalSection(&htbc_lock);
-#endif
erts_smp_atomic_init_nob(&pipe_creation_counter,0);
/*
* Test if we have named pipes or not.
@@ -3299,13 +3254,11 @@ erts_sys_schedule_interrupt(int set)
erts_check_io_interrupt(set);
}
-#ifdef ERTS_SMP
void
erts_sys_schedule_interrupt_timed(int set, ErtsMonotonicTime timeout_time)
{
erts_check_io_interrupt_timed(set, timeout_time);
}
-#endif
/*
* Called from schedule() when it runs out of runnable processes,
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-03 17:37:38 +0000