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| author | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-03-29 16:04:01 +0100 |
|---|---|---|
| committer | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-03-29 16:04:01 +0100 |
| commit | 88083f8c683c18f4de68a20c863a82a9da65db8f (patch) | |
| tree | 926656892d9d80260da02ea8ea71031b140c51df /other-licenses/7zstub/src/C/Threads.c | |
| parent | f999f544aad04069b03704d994a99352263f600b (diff) | |
| parent | 843e4ceffd6ce21a6e6db37419335eafdc543e18 (diff) | |
| download | UXP-88083f8c683c18f4de68a20c863a82a9da65db8f.tar UXP-88083f8c683c18f4de68a20c863a82a9da65db8f.tar.gz UXP-88083f8c683c18f4de68a20c863a82a9da65db8f.tar.lz UXP-88083f8c683c18f4de68a20c863a82a9da65db8f.tar.xz UXP-88083f8c683c18f4de68a20c863a82a9da65db8f.zip | |
Merge branch 'master' into Sync-weave
Diffstat (limited to 'other-licenses/7zstub/src/C/Threads.c')
| -rw-r--r-- | other-licenses/7zstub/src/C/Threads.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/C/Threads.c b/other-licenses/7zstub/src/C/Threads.c new file mode 100644 index 000000000..8fd86f224 --- /dev/null +++ b/other-licenses/7zstub/src/C/Threads.c @@ -0,0 +1,95 @@ +/* Threads.c -- multithreading library
+2017-06-26 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#ifndef UNDER_CE
+#include <process.h>
+#endif
+
+#include "Threads.h"
+
+static WRes GetError()
+{
+ DWORD res = GetLastError();
+ return res ? (WRes)res : 1;
+}
+
+static WRes HandleToWRes(HANDLE h) { return (h != NULL) ? 0 : GetError(); }
+static WRes BOOLToWRes(BOOL v) { return v ? 0 : GetError(); }
+
+WRes HandlePtr_Close(HANDLE *p)
+{
+ if (*p != NULL)
+ {
+ if (!CloseHandle(*p))
+ return GetError();
+ *p = NULL;
+ }
+ return 0;
+}
+
+WRes Handle_WaitObject(HANDLE h) { return (WRes)WaitForSingleObject(h, INFINITE); }
+
+WRes Thread_Create(CThread *p, THREAD_FUNC_TYPE func, LPVOID param)
+{
+ /* Windows Me/98/95: threadId parameter may not be NULL in _beginthreadex/CreateThread functions */
+
+ #ifdef UNDER_CE
+
+ DWORD threadId;
+ *p = CreateThread(0, 0, func, param, 0, &threadId);
+
+ #else
+
+ unsigned threadId;
+ *p = (HANDLE)_beginthreadex(NULL, 0, func, param, 0, &threadId);
+
+ #endif
+
+ /* maybe we must use errno here, but probably GetLastError() is also OK. */
+ return HandleToWRes(*p);
+}
+
+static WRes Event_Create(CEvent *p, BOOL manualReset, int signaled)
+{
+ *p = CreateEvent(NULL, manualReset, (signaled ? TRUE : FALSE), NULL);
+ return HandleToWRes(*p);
+}
+
+WRes Event_Set(CEvent *p) { return BOOLToWRes(SetEvent(*p)); }
+WRes Event_Reset(CEvent *p) { return BOOLToWRes(ResetEvent(*p)); }
+
+WRes ManualResetEvent_Create(CManualResetEvent *p, int signaled) { return Event_Create(p, TRUE, signaled); }
+WRes AutoResetEvent_Create(CAutoResetEvent *p, int signaled) { return Event_Create(p, FALSE, signaled); }
+WRes ManualResetEvent_CreateNotSignaled(CManualResetEvent *p) { return ManualResetEvent_Create(p, 0); }
+WRes AutoResetEvent_CreateNotSignaled(CAutoResetEvent *p) { return AutoResetEvent_Create(p, 0); }
+
+
+WRes Semaphore_Create(CSemaphore *p, UInt32 initCount, UInt32 maxCount)
+{
+ *p = CreateSemaphore(NULL, (LONG)initCount, (LONG)maxCount, NULL);
+ return HandleToWRes(*p);
+}
+
+static WRes Semaphore_Release(CSemaphore *p, LONG releaseCount, LONG *previousCount)
+ { return BOOLToWRes(ReleaseSemaphore(*p, releaseCount, previousCount)); }
+WRes Semaphore_ReleaseN(CSemaphore *p, UInt32 num)
+ { return Semaphore_Release(p, (LONG)num, NULL); }
+WRes Semaphore_Release1(CSemaphore *p) { return Semaphore_ReleaseN(p, 1); }
+
+WRes CriticalSection_Init(CCriticalSection *p)
+{
+ /* InitializeCriticalSection can raise only STATUS_NO_MEMORY exception */
+ #ifdef _MSC_VER
+ __try
+ #endif
+ {
+ InitializeCriticalSection(p);
+ /* InitializeCriticalSectionAndSpinCount(p, 0); */
+ }
+ #ifdef _MSC_VER
+ __except (EXCEPTION_EXECUTE_HANDLER) { return 1; }
+ #endif
+ return 0;
+}
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