* ansidecl.h (ATTRIBUTE_PACKED): Define.

From-SVN: r119587

* ansidecl.h (ATTRIBUTE_PACKED): Define.
From-SVN: r119587
0307c64e · Nick Clifton · Nick Clifton · 6b3c76a9 · 0307c64e · 0307c64e
Commit 0307c64e authored Dec 06, 2006 by Nick Clifton Committed by Nick Clifton Dec 06, 2006
Hide whitespace changes
Inline Side-by-side

Showing with 10 additions and 0 deletions

include/ChangeLog
+4 -0

include/ansidecl.h
+6 -0

No files found.
--- a/include/ChangeLog
+++ b/include/ChangeLog
+2006-12-06  Nick Clifton  <nickc@redhat.com>
+
+	* ansidecl.h (ATTRIBUTE_PACKED): Define.
+
 2006-11-30  Andrew Stubbs  <andrew.stubbs@st.com>
            J"orn Rennecke <joern.rennecke@st.com>


--- a/include/ansidecl.h
+++ b/include/ansidecl.h
@@ -361,6 +361,12 @@ So instead we use the macro below and test it against specific values.  */
 # endif /* GNUC >= 3.0 */
 #endif /* ATTRIBUTE_ALIGNED_ALIGNOF */

+/* Useful for structures whose layout must much some binary specification
+   regardless of the alignment and padding qualities of the compiler.  */
+#ifndef ATTRIBUTE_PACKED
+# define ATTRIBUTE_PACKED __attribute__ ((packed))
+#endif
+
 /* We use __extension__ in some places to suppress -pedantic warnings
   about GCC extensions.  This feature didn't work properly before
   gcc 2.8.  */