Add ::take().

2 files changed, 18 insertions, 0 deletions

diff --git a/src/file.cc b/src/file.cc
index 8759c7c1..f7c865b2 100644
--- a/src/file.cc
+++ b/src/file.cc
@@ -134,6 +134,15 @@ File::checked_read(void* ptr, size_t size)
 }
 
 
+FILE*
+File::take()
+{
+	auto give = _file;
+	_file = nullptr;
+	return give;
+}
+
+
 /** Windows can't "by default" cope with paths longer than 260 characters, so if you pass such a path to
  *  any boost::filesystem method it will fail.  There is a "fix" for this, which is to prepend
  *  the string \\?\ to the path.  This will make it work, so long as:
diff --git a/src/file.h b/src/file.h
index e0564cae..7dae44a6 100644
--- a/src/file.h
+++ b/src/file.h
@@ -72,6 +72,15 @@ public:
 	 */
 	void close();
 
+	boost::filesystem::path path() const {
+		return _path;
+	}
+
+	/** Take ownership of the underlying FILE*;
+	 *  the File object will not closed it after this call.
+	 */
+	FILE* take();
+
 private:
 	boost::filesystem::path _path;
 	FILE* _file = nullptr;