[PATCH libX11] Add AC_ARG_VAR for GROFF and PS2PDF
yselkowitz at users.sourceforge.net
Tue Oct 20 12:50:37 PDT 2009
On 20/10/2009 14:44, Dan Nicholson wrote:
> What I'm saying is that AC_PATH_PROGS already respects
> GROFF=/foo/groff in the environment. AC_ARG_VAR means you can also
> pass that on the command line to configure. Is that necessary or does
> the existing support in AC_PATH_PROGS work (please check)?
The autoconf manual says:
"You are strongly encouraged to declare the variable passed to
AC_CHECK_PROG etc. as precious, See Setting Output Variables,
AC_ARG_VAR, for more details."
The other benefit is that the override shows up in configure --help. So
yes, I think this is necessary.
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