g++ and c++17 filesystem

[Eliot Moss]

On 11/18/2020 4:18 PM, Kristian Ivarsson wrote:
> 
>> I would agree that if you want an executable that acts and feels more like a Windows native application, then mingw is probably what you want.  Cygwin is if you want something that acts and feels more like a Posix thing ... which means it will be oriented to Posix style paths.
> To be able to use mingw all the code have to be ported to use Windows native mechanisms and then we might just use MSVC instead
> 
> We don’t want (either) Windows-style-paths or Posix-style-paths, we want A path and expect it to work equally regardless of what platform is used in regards to std::filesystem
> 
> As far as I see, very few applications do form their own - and/or have hard-coded absolute paths and instead they are usually input data (through UI, configuration, OS, environment or such)

IN this context, I would say "Which std::filesystem?  The Cygwin Posix-like one or the mingw 
Windows-like one?"  If you want uniformity, I'd go with Cygwin; it you want platform-like behavior, 
then mingw.

Best wishes - EM