Resolve Linker Warning LNK4104

See https://msdn.microsoft.com/en-us/library/e821azx1.aspx
Some export symbols should be PRIVATE

Also, don't export DLLMain. It is internal function
used by CRT, and not intended to be exported.

Change-Id: I48139b985aa2ee499c2005d8b0d966a2cc6dcd0c
Reviewed-on: https://gerrit.libreoffice.org/20419Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Matúš Kukan <matus@libreoffice.org>

embedserv/Library_inprocserv.mk

@@ -27,11 +27,7 @@ $(eval $(call gb_Library_use_libraries,inprocserv,\
 
 ifeq ($(COM),MSC)
 $(eval $(call gb_Library_add_ldflags,inprocserv,\
-	/EXPORT:DllCanUnloadNow \
-	/EXPORT:DllGetClassObject \
-	/EXPORT:DllMain \
-	/EXPORT:DllRegisterServer \
-	/EXPORT:DllUnregisterServer \
+	/DEF:$(SRCDIR)/embedserv/source/inprocserv/inprocserv.def \
 ))
 endif
 

embedserv/source/inprocserv/inprocserv.def

+EXPORTS
+    DllCanUnloadNow     PRIVATE
+    DllGetClassObject   PRIVATE
+    DllRegisterServer   PRIVATE
+    DllUnregisterServer PRIVATE

shell/Library_ooofilt.mk

@@ -50,10 +50,7 @@ $(eval $(call gb_Library_use_static_libraries,ooofilt,\
 ))
 
 $(eval $(call gb_Library_add_ldflags,ooofilt,\
-	/EXPORT:DllCanUnloadNow \
-	/EXPORT:DllGetClassObject \
-	/EXPORT:DllRegisterServer \
-	/EXPORT:DllUnregisterServer \
+	/DEF:$(SRCDIR)/shell/source/win32/shlxthandler/ooofilt/ooofilt.def \
 	/NODEFAULTLIB:libcmt.lib \
 ))
 

shell/Library_ooofilt_x64.mk

@@ -56,10 +56,7 @@ $(eval $(call gb_Library_use_static_libraries,ooofilt_x64,\
 ))
 
 $(eval $(call gb_Library_add_ldflags,ooofilt_x64,\
-	/EXPORT:DllCanUnloadNow \
-	/EXPORT:DllGetClassObject \
-	/EXPORT:DllRegisterServer \
-	/EXPORT:DllUnregisterServer \
+	/DEF:$(SRCDIR)/shell/source/win32/shlxthandler/ooofilt/ooofilt.def \
 	/NODEFAULTLIB:libcmt.lib \
 ))
 

shell/Library_propertyhdl.mk

@@ -48,8 +48,7 @@ $(eval $(call gb_Library_use_static_libraries,propertyhdl,\
 ))
 
 $(eval $(call gb_Library_add_ldflags,propertyhdl,\
-	/EXPORT:DllCanUnloadNow \
-	/EXPORT:DllGetClassObject \
+	/DEF:$(SRCDIR)/shell/source/win32/shlxthandler/prophdl/propertyhdl.def \
 	/NODEFAULTLIB:libcmt.lib \
 ))
 

shell/Library_propertyhdl_x64.mk

@@ -57,8 +57,7 @@ $(eval $(call gb_Library_use_static_libraries,propertyhdl_x64,\
 ))
 
 $(eval $(call gb_Library_add_ldflags,propertyhdl_x64,\
-	/EXPORT:DllCanUnloadNow \
-	/EXPORT:DllGetClassObject \
+	/DEF:$(SRCDIR)/shell/source/win32/shlxthandler/prophdl/propertyhdl.def \
 	/NODEFAULTLIB:libcmt.lib \
 ))
 

shell/Library_shlxthdl.mk

@@ -48,10 +48,7 @@ $(eval $(call gb_Library_use_static_libraries,shlxthdl,\
 $(eval $(call gb_Library_add_nativeres,shlxthdl,shlxthdl))
 
 $(eval $(call gb_Library_add_ldflags,shlxthdl,\
-	/EXPORT:DllCanUnloadNow \
-	/EXPORT:DllGetClassObject \
-	/EXPORT:DllRegisterServer \
-	/EXPORT:DllUnregisterServer \
+	/DEF:$(SRCDIR)/shell/source/win32/shlxthandler/shlxthdl.def \
 	/NODEFAULTLIB:libcmt.lib \
 ))
 

shell/Library_shlxthdl_x64.mk

@@ -58,10 +58,7 @@ $(eval $(call gb_Library_use_static_libraries,shlxthdl_x64,\
 $(eval $(call gb_Library_add_nativeres,shlxthdl_x64,shlxthdl))
 
 $(eval $(call gb_Library_add_ldflags,shlxthdl_x64,\
-	/EXPORT:DllCanUnloadNow \
-	/EXPORT:DllGetClassObject \
-	/EXPORT:DllRegisterServer \
-	/EXPORT:DllUnregisterServer \
+	/DEF:$(SRCDIR)/shell/source/win32/shlxthandler/shlxthdl.def \
 	/NODEFAULTLIB:libcmt.lib \
 ))
 

shell/source/win32/shlxthandler/ooofilt/ooofilt.def

+EXPORTS
+    DllCanUnloadNow     PRIVATE
+    DllGetClassObject   PRIVATE
+    DllRegisterServer   PRIVATE
+    DllUnregisterServer PRIVATE

shell/source/win32/shlxthandler/prophdl/propertyhdl.def

+EXPORTS
+    DllCanUnloadNow     PRIVATE
+    DllGetClassObject   PRIVATE

shell/source/win32/shlxthandler/shlxthdl.def

+EXPORTS
+    DllCanUnloadNow     PRIVATE
+    DllGetClassObject   PRIVATE
+    DllRegisterServer   PRIVATE
+    DllUnregisterServer PRIVATE