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Re: realpath() function not declared in scope when "-std=c++11" option added to g++

Hi MyBig,

On Wed, Mar 2, 2016 at 7:58 AM, MyBig SpamEmail  wrote:
> Compiling the following code in test.cpp:
> #include <limits.h>
> #include <stdlib.h>
> int main ( void )
> {
>         realpath ( "//.", NULL );
>         return 0;
> }
> This works:
> % g++ test.cpp
> This doesn't:
> % g++ -std=c++11 test.cpp
> test.cpp: In function âint main()â:
> test.cpp:8:25: error: ârealpathâ was not declared in this scope
>   realpath ( "//.", NULL );
>                          ^

I don't have a Cygwin machine at hand, but try compiling with
-std=gnu++11 instead of -std=c++11. realpath() might be hidden if
__STRICT_ANSI__ is defined (when you use -std=c++11, IIRC).

GCS a+ e++ d- C++ ULS$ L+$ !E- W++ P+++$ w++$ tv+ b++ DI D++ 5++
The Tao of math: The numbers you can count are not the real numbers.
Life is complex, with real and imaginary parts.
"Ok, it boots. Which means it must be bug-free and perfect. " -- Linus Torvalds
"People disagree with me. I just ignore them." -- Linus Torvalds

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