From 86ce0f6be9f0a9c5219663074525fcd976ac3aef Mon Sep 17 00:00:00 2001
From: Vincent Torri <vincent.torri@gmail.com>
Date: Thu, 29 Sep 2011 06:07:40 +0000
Subject: [PATCH] use another m4 macro for __atribute__

SVN revision: 63651
---
 legacy/eina/configure.ac           |  2 +-
 legacy/eina/m4/ac_attribute.m4     | 47 --------------------------
 legacy/eina/m4/efl_attribute.m4    | 54 ++++++++++++++++++++++++++++++
 legacy/eina/src/lib/eina_private.h |  6 ----
 4 files changed, 55 insertions(+), 54 deletions(-)
 delete mode 100644 legacy/eina/m4/ac_attribute.m4
 create mode 100644 legacy/eina/m4/efl_attribute.m4

diff --git a/legacy/eina/configure.ac b/legacy/eina/configure.ac
index e2c997d2d8..f00f44dccc 100644
--- a/legacy/eina/configure.ac
+++ b/legacy/eina/configure.ac
@@ -391,8 +391,8 @@ AC_CHECK_TYPES([siginfo_t], [], [],
 AC_C_CONST
 AC_C_BIGENDIAN
 AC_C_INLINE
-AC_C___ATTRIBUTE__
 AC_PROG_CC_STDC
+EFL_ATTRIBUTE_UNUSED
 
 have_wince="no"
 have_win32="no"
diff --git a/legacy/eina/m4/ac_attribute.m4 b/legacy/eina/m4/ac_attribute.m4
deleted file mode 100644
index 23479a92ac..0000000000
--- a/legacy/eina/m4/ac_attribute.m4
+++ /dev/null
@@ -1,47 +0,0 @@
-dnl Copyright (C) 2004-2008 Kim Woelders
-dnl Copyright (C) 2008 Vincent Torri <vtorri at univ-evry dot fr>
-dnl That code is public domain and can be freely used or copied.
-dnl Originally snatched from somewhere...
-
-dnl Macro for checking if the compiler supports __attribute__
-
-dnl Usage: AC_C___ATTRIBUTE__
-dnl call AC_DEFINE for HAVE___ATTRIBUTE__ and __UNUSED__
-dnl if the compiler supports __attribute__, HAVE___ATTRIBUTE__ is
-dnl defined to 1 and __UNUSED__ is defined to __attribute__((unused))
-dnl otherwise, HAVE___ATTRIBUTE__ is not defined and __UNUSED__ is
-dnl defined to nothing.
-
-AC_DEFUN([AC_C___ATTRIBUTE__],
-[
-
-AC_MSG_CHECKING([for __attribute__])
-
-AC_CACHE_VAL([ac_cv___attribute__],
-   [AC_TRY_COMPILE(
-       [
-#include <stdlib.h>
-
-int func(int x);
-int foo(int x __attribute__ ((unused)))
-{
-   exit(1);
-}
-       ],
-       [],
-       [ac_cv___attribute__="yes"],
-       [ac_cv___attribute__="no"]
-    )])
-
-AC_MSG_RESULT($ac_cv___attribute__)
-
-if test "x${ac_cv___attribute__}" = "xyes" ; then
-   AC_DEFINE([HAVE___ATTRIBUTE__], [1], [Define to 1 if your compiler has __attribute__])
-   AC_DEFINE([__UNUSED__], [__attribute__((unused))], [Macro declaring a function argument to be unused])
-  else
-    AC_DEFINE([__UNUSED__], [], [Macro declaring a function argument to be unused])
-fi
-
-])
-
-dnl End of ac_attribute.m4
diff --git a/legacy/eina/m4/efl_attribute.m4 b/legacy/eina/m4/efl_attribute.m4
new file mode 100644
index 0000000000..d03db5394e
--- /dev/null
+++ b/legacy/eina/m4/efl_attribute.m4
@@ -0,0 +1,54 @@
+dnl Copyright (C) 2011 Vincent Torri <vtorri at univ-evry dot fr>
+dnl That code is public domain and can be freely used or copied.
+
+dnl Macros for checking if the compiler supports some __attribute__ uses
+
+dnl Usage: EFL_ATTRIBUTE_UNUSED
+dnl call AC_DEFINE for __UNUSED__ if __attribute__((unused)) is available
+
+AC_DEFUN([EFL_ATTRIBUTE_UNUSED],
+[
+AC_MSG_CHECKING([for __attribute__ ((unused))])
+AC_COMPILE_IFELSE(
+   [AC_LANG_PROGRAM(
+       [[
+       ]],
+       [[
+void foo(int x __attribute__ ((unused))) {}
+       ]])],
+   [have_attribute_unused="yes"],
+   [have_attribute_unused="no"])
+AC_MSG_RESULT([${have_attribute_unused}])
+
+if test "x${have_attribute_unused}" = "xyes" ; then
+   AC_DEFINE([__UNUSED__], [__attribute__ ((unused))], [Macro declaring a function argument to be unused.])
+fi
+])
+
+dnl Usage: EFL_ATTRIBUTE_VECTOR
+dnl call AC_DEFINE for HAVE_GCC_ATTRIBUTE_VECTOR if __attribute__((vector)) is available
+
+AC_DEFUN([EFL_ATTRIBUTE_VECTOR],
+[
+AC_MSG_CHECKING([for __attribute__ ((vector))])
+AC_COMPILE_IFELSE(
+   [AC_LANG_PROGRAM(
+       [[
+typedef int v4si __attribute__ ((vector_size (16)));
+       ]],
+       [[
+if (sizeof(v4si) == 16)
+  return 0;
+else
+  return -1;
+       ]])],
+   [have_attribute_vector="yes"],
+   [have_attribute_vector="no"])
+AC_MSG_RESULT([${have_attribute_vector}])
+
+if test "x${have_attribute_vector}" = "xyes" ; then
+   AC_DEFINE([HAVE_GCC_ATTRIBUTE_VECTOR], [1], [Define to 1 if your compiler supports __attribute__ ((vector)).])
+fi
+])
+
+dnl End of efl_attribute.m4
diff --git a/legacy/eina/src/lib/eina_private.h b/legacy/eina/src/lib/eina_private.h
index 78a1b7d090..d3903972a2 100644
--- a/legacy/eina/src/lib/eina_private.h
+++ b/legacy/eina/src/lib/eina_private.h
@@ -21,12 +21,6 @@
 
 #include <stdarg.h>
 
-#if HAVE___ATTRIBUTE__
-# define __UNUSED__ __attribute__((unused))
-#else
-# define __UNUSED__
-#endif
-
 #include "eina_magic.h"
 #include "eina_iterator.h"
 #include "eina_accessor.h"