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00019 #ifndef _GL_CXXDEFS_H
00020 #define _GL_CXXDEFS_H
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00083 #if defined __cplusplus
00084 # define _GL_EXTERN_C extern "C"
00085 #else
00086 # define _GL_EXTERN_C extern
00087 #endif
00088
00089
00090
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00095
00096 #define _GL_FUNCDECL_RPL(func,rettype,parameters_and_attributes) \
00097 _GL_FUNCDECL_RPL_1 (rpl_##func, rettype, parameters_and_attributes)
00098 #define _GL_FUNCDECL_RPL_1(rpl_func,rettype,parameters_and_attributes) \
00099 _GL_EXTERN_C rettype rpl_func parameters_and_attributes
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00107
00108 #define _GL_FUNCDECL_SYS(func,rettype,parameters_and_attributes) \
00109 _GL_EXTERN_C rettype func parameters_and_attributes
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00115
00116
00117 #define _GL_CXXALIAS_RPL(func,rettype,parameters) \
00118 _GL_CXXALIAS_RPL_1 (func, rpl_##func, rettype, parameters)
00119 #if defined __cplusplus && defined GNULIB_NAMESPACE
00120 # define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
00121 namespace GNULIB_NAMESPACE \
00122 { \
00123 rettype (*const func) parameters = ::rpl_func; \
00124 } \
00125 _GL_EXTERN_C int _gl_cxxalias_dummy
00126 #else
00127 # define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
00128 _GL_EXTERN_C int _gl_cxxalias_dummy
00129 #endif
00130
00131
00132
00133
00134
00135
00136 #if defined __cplusplus && defined GNULIB_NAMESPACE
00137 # define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
00138 namespace GNULIB_NAMESPACE \
00139 { \
00140 rettype (*const func) parameters = \
00141 reinterpret_cast<rettype(*)parameters>(::rpl_func); \
00142 } \
00143 _GL_EXTERN_C int _gl_cxxalias_dummy
00144 #else
00145 # define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
00146 _GL_EXTERN_C int _gl_cxxalias_dummy
00147 #endif
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00155
00156 #if defined __cplusplus && defined GNULIB_NAMESPACE
00157
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00161
00162
00163 # define _GL_CXXALIAS_SYS(func,rettype,parameters) \
00164 namespace GNULIB_NAMESPACE \
00165 { \
00166 static rettype (*func) parameters = ::func; \
00167 } \
00168 _GL_EXTERN_C int _gl_cxxalias_dummy
00169 #else
00170 # define _GL_CXXALIAS_SYS(func,rettype,parameters) \
00171 _GL_EXTERN_C int _gl_cxxalias_dummy
00172 #endif
00173
00174
00175
00176
00177
00178
00179 #if defined __cplusplus && defined GNULIB_NAMESPACE
00180 # define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
00181 namespace GNULIB_NAMESPACE \
00182 { \
00183 static rettype (*func) parameters = \
00184 reinterpret_cast<rettype(*)parameters>(::func); \
00185 } \
00186 _GL_EXTERN_C int _gl_cxxalias_dummy
00187 #else
00188 # define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
00189 _GL_EXTERN_C int _gl_cxxalias_dummy
00190 #endif
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00197
00198 #if defined __cplusplus && defined GNULIB_NAMESPACE
00199
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00202
00203
00204 # define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
00205 namespace GNULIB_NAMESPACE \
00206 { \
00207 static rettype (*func) parameters = \
00208 reinterpret_cast<rettype(*)parameters>( \
00209 (rettype2(*)parameters2)(::func)); \
00210 } \
00211 _GL_EXTERN_C int _gl_cxxalias_dummy
00212 #else
00213 # define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
00214 _GL_EXTERN_C int _gl_cxxalias_dummy
00215 #endif
00216
00217
00218
00219
00220
00221 #if defined __cplusplus && defined GNULIB_NAMESPACE
00222 # define _GL_CXXALIASWARN(func) \
00223 _GL_CXXALIASWARN_1 (func, GNULIB_NAMESPACE)
00224 # define _GL_CXXALIASWARN_1(func,namespace) \
00225 _GL_CXXALIASWARN_2 (func, namespace)
00226
00227
00228 # if !__OPTIMIZE__
00229 # define _GL_CXXALIASWARN_2(func,namespace) \
00230 _GL_WARN_ON_USE (func, \
00231 "The symbol ::" #func " refers to the system function. " \
00232 "Use " #namespace "::" #func " instead.")
00233 # elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
00234 # define _GL_CXXALIASWARN_2(func,namespace) \
00235 extern __typeof__ (func) func
00236 # else
00237 # define _GL_CXXALIASWARN_2(func,namespace) \
00238 _GL_EXTERN_C int _gl_cxxalias_dummy
00239 # endif
00240 #else
00241 # define _GL_CXXALIASWARN(func) \
00242 _GL_EXTERN_C int _gl_cxxalias_dummy
00243 #endif
00244
00245
00246
00247
00248 #if defined __cplusplus && defined GNULIB_NAMESPACE
00249 # define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
00250 _GL_CXXALIASWARN1_1 (func, rettype, parameters_and_attributes, \
00251 GNULIB_NAMESPACE)
00252 # define _GL_CXXALIASWARN1_1(func,rettype,parameters_and_attributes,namespace) \
00253 _GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace)
00254
00255
00256 # if !__OPTIMIZE__
00257 # define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
00258 _GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \
00259 "The symbol ::" #func " refers to the system function. " \
00260 "Use " #namespace "::" #func " instead.")
00261 # elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
00262 # define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
00263 extern __typeof__ (func) func
00264 # else
00265 # define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
00266 _GL_EXTERN_C int _gl_cxxalias_dummy
00267 # endif
00268 #else
00269 # define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
00270 _GL_EXTERN_C int _gl_cxxalias_dummy
00271 #endif
00272
00273 #endif