import winsup-2000-02-17 snapshot

2000-02-17 19:38:33 +00:00
parent 369d8a8fd5
commit 1fd5e000ac
582 changed files with 146593 additions and 0 deletions
--- a/winsup/cygwin/include/cygwin/cygwin_dll.h
+++ b/winsup/cygwin/include/cygwin/cygwin_dll.h
@ -0,0 +1,96 @@
+/* cygwin_dll.h
+
+   Copyright 1998 Cygnus Solutions
+
+This file is part of Cygwin32.
+
+This software is a copyrighted work licensed under the terms of the
+Cygwin32 license.  Please consult the file "CYGWIN_LICENSE" for
+details. */
+
+#ifndef __CYGWIN_CYGWIN_DLL_H__
+#define __CYGWIN_CYGWIN_DLL_H__
+
+#include <windows.h>
+
+#ifdef __cplusplus
+#define CDECL_BEGIN extern "C" {
+#define CDECL_END }			      
+#else
+#define CDECL_BEGIN
+#define CDECL_END
+#endif
+
+#define DECLARE_CYGWIN_DLL(Entry)					      \
+									      \
+CDECL_BEGIN								      \
+  int WINAPI _cygwin_dll_entry (HANDLE h, DWORD reason, void *ptr);	      \
+  int WINAPI _cygwin_noncygwin_dll_entry (HANDLE h, DWORD reason, void *ptr); \
+									      \
+  int WINAPI Entry (HANDLE h, DWORD reason, void *ptr);		              \
+  extern int cygwin_attach_dll ();					      \
+  extern void cygwin_detach_dll ();	                      		      \
+CDECL_END								      \
+									      \
+static HANDLE storedHandle;						      \
+static DWORD storedReason;						      \
+static void* storedPtr;							      \
+									      \
+static int __dllMain (int a, char **b, char **c)			      \
+{									      \
+  return Entry (storedHandle, storedReason, storedPtr);		              \
+}									      \
+									      \
+static int dll_index;							      \
+									      \
+int WINAPI _cygwin_dll_entry (HANDLE h, DWORD reason, void *ptr)	      \
+{									      \
+  int ret;								      \
+  ret = 1;								      \
+									      \
+  switch (reason)							      \
+  {									      \
+    case DLL_PROCESS_ATTACH:						      \
+    {									      \
+      storedHandle = h;							      \
+      storedReason = reason;						      \
+      storedPtr = ptr;							      \
+      dll_index = cygwin_attach_dll (h, &__dllMain);	      		      \
+      if (dll_index == -1)						      \
+	ret = 0;							      \
+    }									      \
+    break;								      \
+									      \
+    case DLL_PROCESS_DETACH:						      \
+    {									      \
+      ret = Entry (h, reason, ptr);					      \
+      if (ret)								      \
+      {									      \
+	cygwin_detach_dll (dll_index);				      	      \
+	dll_index = -1;							      \
+      }									      \
+    }									      \
+    break;								      \
+    									      \
+    case DLL_THREAD_ATTACH:						      \
+    {									      \
+      ret = Entry (h, reason, ptr);					      \
+    }									      \
+    break;								      \
+									      \
+    case DLL_THREAD_DETACH:						      \
+    {									      \
+      ret = Entry (h, reason, ptr);					      \
+    }									      \
+    break;								      \
+  }									      \
+  return ret;								      \
+}									      \
+									      \
+/* OBSOLETE: This is only provided for source level compatibility. */         \
+int WINAPI _cygwin_noncygwin_dll_entry (HANDLE h, DWORD reason, void *ptr)    \
+{									      \
+  return _cygwin_dll_entry (h, reason, ptr);				      \
+}									      \
+
+#endif /* __CYGWIN_CYGWIN_DLL_H__ */