program_invocation_name

Yaakov (Cygwin/X) yselkowitz@users.sourceforge.net
Sun Dec 26 18:34:00 GMT 2010


On Fri, 2010-12-24 at 14:58 -0700, Eric Blake wrote:
> Porting of some programs originally written for glibc over to cygwin
> would be easier if cygwin could provide the global variables char*
> program_invocation_{short_,}name, set automatically to match argv[0] of
> main(), and declared in <errno.h> when strict standards compliance isn't
> requested.

util-linux would benefit from this as well.

> Is it worth my time to go ahead and submit a patch to add
> this?  Or is our party line still that as long as you are using
> non-portable means, you should just continue to use
> readlink("/proc/self/exe") when porting to cygwin?

FWIW, since we strive to be a "Linux-like environment" (per our
website), then I think it should go in.


Yaakov



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