Imported Upstream version 5.42+svn3561

[mirror_smartmontools-debian.git] / dev_interface.h

diff --git a/dev_interface.h b/dev_interface.h
index d887b608f01b6b551bc999c859a34a40c8714bc6..136831cc41edfb0466ecb97ae5e95b3ced6004fd 100644 (file)
--- a/dev_interface.h
+++ b/dev_interface.h
@@ -18,7 +18,7 @@
 #ifndef DEV_INTERFACE_H
 #define DEV_INTERFACE_H
 
-#define DEV_INTERFACE_H_CVSID "$Id: dev_interface.h 3524 2012-03-21 22:19:31Z chrfranke $\n"
+#define DEV_INTERFACE_H_CVSID "$Id: dev_interface.h 3554 2012-06-01 20:11:46Z chrfranke $\n"
 
 #include "utility.h"
 
@@ -147,6 +147,10 @@ public:
   const char * get_errmsg() const
     { return m_err.msg.c_str(); }
 
+  /// Return true if last error indicates an unsupported system call.
+  /// Default implementation returns true on ENOSYS and ENOTSUP.
+  virtual bool is_syscall_unsup() const;
+
   /// Set last error number and message.
   /// Printf()-like formatting is supported.
   /// Returns false always to allow use as a return expression.
@@ -183,7 +187,7 @@ public:
   /// Open device with autodetection support.
   /// May return another device for further access.
   /// In this case, the original pointer is no longer valid.
-  /// Default Implementation calls 'open()' and returns 'this'.
+  /// Default implementation calls 'open()' and returns 'this'.
   virtual smart_device * autodetect_open();
 
   ///////////////////////////////////////////////