From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 other-licenses/7zstub/src/C/Threads.c | 95 +++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 other-licenses/7zstub/src/C/Threads.c

(limited to 'other-licenses/7zstub/src/C/Threads.c')

diff --git a/other-licenses/7zstub/src/C/Threads.c b/other-licenses/7zstub/src/C/Threads.c
new file mode 100644
index 0000000000..8fd86f224b
--- /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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