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New upstream version 19.0.3+dfsg1

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This commit is contained in:
Sebastian Ramacher 2017-06-29 21:01:10 +02:00
parent 3708b8e092
commit 1f1bbb3518
534 changed files with 13862 additions and 2459 deletions
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113
libobs/util/platform-windows.c
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@ -549,7 +549,8 @@ int os_rename(const char *old_path, const char *new_path)
goto error;
}
code = MoveFileW(old_path_utf16, new_path_utf16) ? 0 : -1;
code = MoveFileExW(old_path_utf16, new_path_utf16,
MOVEFILE_REPLACE_EXISTING) ? 0 : -1;
error:
bfree(old_path_utf16);
@ -557,6 +558,36 @@ error:
return code;
}
int os_safe_replace(const char *target, const char *from, const char *backup)
{
wchar_t *wtarget = NULL;
wchar_t *wfrom = NULL;
wchar_t *wbackup = NULL;
int code = -1;
if (!target || !from)
return -1;
if (!os_utf8_to_wcs_ptr(target, 0, &wtarget))
return -1;
if (!os_utf8_to_wcs_ptr(from, 0, &wfrom))
goto fail;
if (backup && !os_utf8_to_wcs_ptr(backup, 0, &wbackup))
goto fail;
if (ReplaceFileW(wtarget, wfrom, wbackup, 0, NULL, NULL)) {
code = 0;
} else if (GetLastError() == ERROR_FILE_NOT_FOUND) {
code = MoveFileExW(wfrom, wtarget, MOVEFILE_REPLACE_EXISTING)
? 0 : -1;
}
fail:
bfree(wtarget);
bfree(wfrom);
bfree(wbackup);
return code;
}
BOOL WINAPI DllMain(HINSTANCE hinst_dll, DWORD reason, LPVOID reserved)
{
switch (reason) {
@ -848,3 +879,83 @@ void os_breakpoint(void)
{
__debugbreak();
}
DWORD num_logical_cores(ULONG_PTR mask)
{
DWORD left_shift = sizeof(ULONG_PTR) * 8 - 1;
DWORD bit_set_count = 0;
ULONG_PTR bit_test = (ULONG_PTR)1 << left_shift;
for (DWORD i = 0; i <= left_shift; ++i) {
bit_set_count += ((mask & bit_test) ? 1 : 0);
bit_test /= 2;
}
return bit_set_count;
}
static int physical_cores = 0;
static int logical_cores = 0;
static bool core_count_initialized = false;
static void os_get_cores_internal(void)
{
PSYSTEM_LOGICAL_PROCESSOR_INFORMATION info = NULL, temp = NULL;
DWORD len = 0;
if (core_count_initialized)
return;
core_count_initialized = true;
GetLogicalProcessorInformation(info, &len);
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
return;
info = malloc(len);
if (GetLogicalProcessorInformation(info, &len)) {
DWORD num = len / sizeof(*info);
temp = info;
for (DWORD i = 0; i < num; i++) {
if (temp->Relationship == RelationProcessorCore) {
ULONG_PTR mask = temp->ProcessorMask;
physical_cores++;
logical_cores += num_logical_cores(mask);
}
temp++;
}
}
free(info);
}
int os_get_physical_cores(void)
{
if (!core_count_initialized)
os_get_cores_internal();
return physical_cores;
}
int os_get_logical_cores(void)
{
if (!core_count_initialized)
os_get_cores_internal();
return logical_cores;
}
uint64_t os_get_free_disk_space(const char *dir)
{
wchar_t *wdir = NULL;
if (!os_utf8_to_wcs_ptr(dir, 0, &wdir))
return 0;
ULARGE_INTEGER free;
bool success = !!GetDiskFreeSpaceExW(wdir, &free, NULL, NULL);
bfree(wdir);
return success ? free.QuadPart : 0;
}