From 833fd7ca04ae1e746db1feafae3bae1bbf4a10c3 Mon Sep 17 00:00:00 2001
From: Ton Voon <ton.voon@opsera.com>
Date: Mon, 21 Jun 2010 15:19:50 +0100
Subject: Added sha1 from gnulib. Also filled out _np_state_generate_key()

---
 build-aux/c++defs.h | 36 ++++++++++++++++++++++++++++--------
 1 file changed, 28 insertions(+), 8 deletions(-)

(limited to 'build-aux/c++defs.h')

diff --git a/build-aux/c++defs.h b/build-aux/c++defs.h
index 7d710898..0c2fad7a 100644
--- a/build-aux/c++defs.h
+++ b/build-aux/c++defs.h
@@ -221,10 +221,20 @@
    _GL_CXXALIASWARN_1 (func, GNULIB_NAMESPACE)
 # define _GL_CXXALIASWARN_1(func,namespace) \
    _GL_CXXALIASWARN_2 (func, namespace)
-# define _GL_CXXALIASWARN_2(func,namespace) \
-   _GL_WARN_ON_USE (func, \
-                    "The symbol ::" #func " refers to the system function. " \
-                    "Use " #namespace "::" #func " instead.")
+/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>,
+   we enable the warning only when not optimizing.  */
+# if !__OPTIMIZE__
+#  define _GL_CXXALIASWARN_2(func,namespace) \
+    _GL_WARN_ON_USE (func, \
+                     "The symbol ::" #func " refers to the system function. " \
+                     "Use " #namespace "::" #func " instead.")
+# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
+#  define _GL_CXXALIASWARN_2(func,namespace) \
+     extern __typeof__ (func) func
+# else
+#  define _GL_CXXALIASWARN_2(func,namespace) \
+     _GL_EXTERN_C int _gl_cxxalias_dummy
+# endif
 #else
 # define _GL_CXXALIASWARN(func) \
     _GL_EXTERN_C int _gl_cxxalias_dummy
@@ -239,10 +249,20 @@
                         GNULIB_NAMESPACE)
 # define _GL_CXXALIASWARN1_1(func,rettype,parameters_and_attributes,namespace) \
    _GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace)
-# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
-   _GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \
-                        "The symbol ::" #func " refers to the system function. " \
-                        "Use " #namespace "::" #func " instead.")
+/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>,
+   we enable the warning only when not optimizing.  */
+# if !__OPTIMIZE__
+#  define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
+    _GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \
+                         "The symbol ::" #func " refers to the system function. " \
+                         "Use " #namespace "::" #func " instead.")
+# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
+#  define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
+     extern __typeof__ (func) func
+# else
+#  define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
+     _GL_EXTERN_C int _gl_cxxalias_dummy
+# endif
 #else
 # define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
     _GL_EXTERN_C int _gl_cxxalias_dummy
-- 
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