X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=build-aux%2Fc%2B%2Bdefs.h;h=eb53f1d719d3c1720be0627f63091f225b4d97a1;hb=1a44d77d50f4fb37c0410eed04b82303624ea2ec;hp=24b8d5db78598dd7b137e993df333acc587b1be3;hpb=22f1eb8bc17e5be72dd23d42d6aaa60196ac22e6;p=debian%2Ftar
diff --git a/build-aux/c++defs.h b/build-aux/c++defs.h
index 24b8d5db..eb53f1d7 100644
--- a/build-aux/c++defs.h
+++ b/build-aux/c++defs.h
@@ -1,7 +1,7 @@
/* -*- buffer-read-only: t -*- vi: set ro: */
/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
/* C++ compatible function declaration macros.
- Copyright (C) 2010 Free Software Foundation, Inc.
+ Copyright (C) 2010-2011 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published
@@ -11,7 +11,7 @@
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
+ General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see . */
@@ -128,6 +128,24 @@
_GL_EXTERN_C int _gl_cxxalias_dummy
#endif
+/* _GL_CXXALIAS_RPL_CAST_1 (func, rpl_func, rettype, parameters);
+ is like _GL_CXXALIAS_RPL_1 (func, rpl_func, rettype, parameters);
+ except that the C function rpl_func may have a slightly different
+ declaration. A cast is used to silence the "invalid conversion" error
+ that would otherwise occur. */
+#if defined __cplusplus && defined GNULIB_NAMESPACE
+# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
+ namespace GNULIB_NAMESPACE \
+ { \
+ rettype (*const func) parameters = \
+ reinterpret_cast(::rpl_func); \
+ } \
+ _GL_EXTERN_C int _gl_cxxalias_dummy
+#else
+# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
+ _GL_EXTERN_C int _gl_cxxalias_dummy
+#endif
+
/* _GL_CXXALIAS_SYS (func, rettype, parameters);
declares a C++ alias called GNULIB_NAMESPACE::func
that redirects to the system provided function func, if GNULIB_NAMESPACE
@@ -178,34 +196,78 @@
are used to silence the "cannot find a match" and "invalid conversion"
errors that would otherwise occur. */
#if defined __cplusplus && defined GNULIB_NAMESPACE
+ /* The outer cast must be a reinterpret_cast.
+ The inner cast: When the function is defined as a set of overloaded
+ functions, it works as a static_cast<>, choosing the designated variant.
+ When the function is defined as a single variant, it works as a
+ reinterpret_cast<>. The parenthesized cast syntax works both ways. */
# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
namespace GNULIB_NAMESPACE \
{ \
static rettype (*func) parameters = \
reinterpret_cast( \
- reinterpret_cast(::func)); \
+ (rettype2(*)parameters2)(::func)); \
} \
_GL_EXTERN_C int _gl_cxxalias_dummy
#else
-# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
+# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
_GL_EXTERN_C int _gl_cxxalias_dummy
#endif
/* _GL_CXXALIASWARN (func);
causes a warning to be emitted when ::func is used but not when
- GNULIB_NAMESPACE::func is used. */
+ GNULIB_NAMESPACE::func is used. func must be defined without overloaded
+ variants. */
#if defined __cplusplus && defined GNULIB_NAMESPACE
# define _GL_CXXALIASWARN(func) \
- _GL_CXXALIASWARN1 (func, GNULIB_NAMESPACE)
-# define _GL_CXXALIASWARN1(func,namespace) \
- _GL_CXXALIASWARN2 (func, namespace)
-# define _GL_CXXALIASWARN2(func,namespace) \
- _GL_WARN_ON_USE (func, \
- "The symbol ::" #func " refers to the system function. " \
- "Use " #namespace "::" #func " instead.")
+ _GL_CXXALIASWARN_1 (func, GNULIB_NAMESPACE)
+# define _GL_CXXALIASWARN_1(func,namespace) \
+ _GL_CXXALIASWARN_2 (func, namespace)
+/* To work around GCC bug ,
+ 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
#endif
+/* _GL_CXXALIASWARN1 (func, rettype, parameters_and_attributes);
+ causes a warning to be emitted when the given overloaded variant of ::func
+ is used but not when GNULIB_NAMESPACE::func is used. */
+#if defined __cplusplus && defined GNULIB_NAMESPACE
+# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
+ _GL_CXXALIASWARN1_1 (func, rettype, parameters_and_attributes, \
+ GNULIB_NAMESPACE)
+# define _GL_CXXALIASWARN1_1(func,rettype,parameters_and_attributes,namespace) \
+ _GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace)
+/* To work around GCC bug ,
+ 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
+#endif
+
#endif /* _GL_CXXDEFS_H */