what does "@SOME_VALUE@" mean in C++ header -
i've seen in c++ headers: #define value_a @value_a@ or #if @value_a@ ... #endif so, tell me @@ mean? thanks lot. probably got source code other source (not yours) , not someheader.h someheader.h.in all @something@ tags substituted configure script on program configuration. configure , proper header file @something@ substituted. some reading autoconf info documentation make light darkness.