Ticket #3505: mapped_file.cpp.patch

new file .hgignore

@@ +1 @@
+# This file supports two syntax types, glob and regexp.
+# In either case, the backslash is an escape and must be doubled to get a literal backslash
+
+syntax: glob
+
+# Exclude object files:
+bin.v2
+BoostBuildLog.txt
+ No newline at end of file

libs/iostreams/src/mapped_file.cpp

@@ -169 +169 @@
     #ifndef NDEBUG
         msg += std::string(" (\"") + impl.path_ + "\")";
     #endif
-    if (impl.mapped_handle_ != INVALID_HANDLE_VALUE)
+    if (impl.mapped_handle_ != NULL)
         ::CloseHandle(impl.mapped_handle_);
-    if (impl.handle_ != NULL)
+    if (impl.handle_ != INVALID_HANDLE_VALUE)
         ::CloseHandle(impl.handle_);
     impl.clear(true);
     throw_system_failure(msg);
@@ -399 +399 @@
     return;
 }
 
+#ifdef BOOST_IOSTREAMS_WINDOWS
+bool mapped_file_source::is_open() const
+{ return !!pimpl_ && pimpl_->handle_ != INVALID_HANDLE_VALUE; }
+#else
 bool mapped_file_source::is_open() const
 { return !!pimpl_ && pimpl_->handle_ != 0; }
+#endif
 
 int mapped_file_source::alignment()
 { return static_cast<int>(sysconf(_SC_PAGESIZE)); }