It's GNU gettext, which is used to localize applications. The _() macro is
used to loads a localize string.
https://www.gnu.org/software/gettext/manual/index.html
J-F
On Sun, Oct 1, 2017 at 5:47 PM, Robert P. J. Day
wrote:
>
> currently digging through the git source code, and i'm seeing some
> function calls of the form:
>
> if (size < len)
> die(_("too-short tree file"));
>
> i'm ashamed to admit, i'm not sure what the above represents -- the
> underscore embedded in that function call? what does it mean?
>
> rday
>
> --
>
>
> Robert P. J. Day Ottawa, Ontario, CANADA
> http://crashcourse.ca
>
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Jean-François Bilodeau
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