00001 #ifndef _GL_CXXDEFS_H
00002 #define _GL_CXXDEFS_H
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00065 #if defined __cplusplus
00066 # define _GL_EXTERN_C extern "C"
00067 #else
00068 # define _GL_EXTERN_C extern
00069 #endif
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00078 #define _GL_FUNCDECL_RPL(func,rettype,parameters_and_attributes) \
00079 _GL_FUNCDECL_RPL_1 (rpl_##func, rettype, parameters_and_attributes)
00080 #define _GL_FUNCDECL_RPL_1(rpl_func,rettype,parameters_and_attributes) \
00081 _GL_EXTERN_C rettype rpl_func parameters_and_attributes
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00090 #define _GL_FUNCDECL_SYS(func,rettype,parameters_and_attributes) \
00091 _GL_EXTERN_C rettype func parameters_and_attributes
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00099 #define _GL_CXXALIAS_RPL(func,rettype,parameters) \
00100 _GL_CXXALIAS_RPL_1 (func, rpl_##func, rettype, parameters)
00101 #if defined __cplusplus && defined GNULIB_NAMESPACE
00102 # define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
00103 namespace GNULIB_NAMESPACE \
00104 { \
00105 rettype (*const func) parameters = ::rpl_func; \
00106 } \
00107 _GL_EXTERN_C int _gl_cxxalias_dummy
00108 #else
00109 # define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
00110 _GL_EXTERN_C int _gl_cxxalias_dummy
00111 #endif
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00118 #if defined __cplusplus && defined GNULIB_NAMESPACE
00119 # define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
00120 namespace GNULIB_NAMESPACE \
00121 { \
00122 rettype (*const func) parameters = \
00123 reinterpret_cast<rettype(*)parameters>(::rpl_func); \
00124 } \
00125 _GL_EXTERN_C int _gl_cxxalias_dummy
00126 #else
00127 # define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
00128 _GL_EXTERN_C int _gl_cxxalias_dummy
00129 #endif
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00138 #if defined __cplusplus && defined GNULIB_NAMESPACE
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00145 # define _GL_CXXALIAS_SYS(func,rettype,parameters) \
00146 namespace GNULIB_NAMESPACE \
00147 { \
00148 static rettype (*func) parameters = ::func; \
00149 } \
00150 _GL_EXTERN_C int _gl_cxxalias_dummy
00151 #else
00152 # define _GL_CXXALIAS_SYS(func,rettype,parameters) \
00153 _GL_EXTERN_C int _gl_cxxalias_dummy
00154 #endif
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00161 #if defined __cplusplus && defined GNULIB_NAMESPACE
00162 # define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
00163 namespace GNULIB_NAMESPACE \
00164 { \
00165 static rettype (*func) parameters = \
00166 reinterpret_cast<rettype(*)parameters>(::func); \
00167 } \
00168 _GL_EXTERN_C int _gl_cxxalias_dummy
00169 #else
00170 # define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
00171 _GL_EXTERN_C int _gl_cxxalias_dummy
00172 #endif
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00180 #if defined __cplusplus && defined GNULIB_NAMESPACE
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00186 # define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
00187 namespace GNULIB_NAMESPACE \
00188 { \
00189 static rettype (*func) parameters = \
00190 reinterpret_cast<rettype(*)parameters>( \
00191 (rettype2(*)parameters2)(::func)); \
00192 } \
00193 _GL_EXTERN_C int _gl_cxxalias_dummy
00194 #else
00195 # define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
00196 _GL_EXTERN_C int _gl_cxxalias_dummy
00197 #endif
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00203 #if defined __cplusplus && defined GNULIB_NAMESPACE
00204 # define _GL_CXXALIASWARN(func) \
00205 _GL_CXXALIASWARN_1 (func, GNULIB_NAMESPACE)
00206 # define _GL_CXXALIASWARN_1(func,namespace) \
00207 _GL_CXXALIASWARN_2 (func, namespace)
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00210 # if !__OPTIMIZE__
00211 # define _GL_CXXALIASWARN_2(func,namespace) \
00212 _GL_WARN_ON_USE (func, \
00213 "The symbol ::" #func " refers to the system function. " \
00214 "Use " #namespace "::" #func " instead.")
00215 # elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
00216 # define _GL_CXXALIASWARN_2(func,namespace) \
00217 extern __typeof__ (func) func
00218 # else
00219 # define _GL_CXXALIASWARN_2(func,namespace) \
00220 _GL_EXTERN_C int _gl_cxxalias_dummy
00221 # endif
00222 #else
00223 # define _GL_CXXALIASWARN(func) \
00224 _GL_EXTERN_C int _gl_cxxalias_dummy
00225 #endif
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00230 #if defined __cplusplus && defined GNULIB_NAMESPACE
00231 # define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
00232 _GL_CXXALIASWARN1_1 (func, rettype, parameters_and_attributes, \
00233 GNULIB_NAMESPACE)
00234 # define _GL_CXXALIASWARN1_1(func,rettype,parameters_and_attributes,namespace) \
00235 _GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace)
00236
00237
00238 # if !__OPTIMIZE__
00239 # define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
00240 _GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \
00241 "The symbol ::" #func " refers to the system function. " \
00242 "Use " #namespace "::" #func " instead.")
00243 # elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
00244 # define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
00245 extern __typeof__ (func) func
00246 # else
00247 # define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
00248 _GL_EXTERN_C int _gl_cxxalias_dummy
00249 # endif
00250 #else
00251 # define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
00252 _GL_EXTERN_C int _gl_cxxalias_dummy
00253 #endif
00254
00255 #endif