Re: config.status and /bin/sh on Solaris

[Dimitrios Apostolou]

On Fri, 27 Jan 2017, Zack Weinberg wrote:

> On Fri, Jan 27, 2017 at 7:29 PM, Dimitrios Apostolou <address@hidden> wrote:
> > So I've been tracing the execution of "configure", but I don't CONFIG_SHELL
> > to be set, and the script reaches a point that the following happens:
> >
> > SHELL=${CONFIG_SHELL-/bin/sh}
> > export SHELL
> >
> > So SHELL is now /bin/sh and config.status is generated as such:
>
> It now occurs to me to ask exactly which version of Autoconf generated
> this configure script.

At the top of configure:

#! /bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.69 for hello 1.0.


> There *should* be code immediately above the
> SHELL=${CONFIG_SHELL-/bin/sh} line that *should* have detected that
> /usr/xpg4/bin/sh is the right shell to use on this system.  It's
> possible that its tests are not stringent enough.  Do you see a
> variable named "as_required" being set in your logs, before this
> point?  If so, please tell us what it's being set to.  If not, please
> tell us it's not there.

+ as_required=as_fn_return () { (exit $1); }
as_fn_success () { as_fn_return 0; }
as_fn_failure () { as_fn_return 1; }
as_fn_ret_success () { return 0; }
as_fn_ret_failure () { return 1; }

exitcode=0
as_fn_success || { exitcode=1; echo as_fn_success failed.; }
as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
if ( set x; as_fn_ret_success y && test x = "$1" ); then :

else
  exitcode=1; echo positional parameters were not saved.
fi
test x$exitcode = x0 || exit 1
test -x / || exit 1
+ as_suggested=  as_lineno_1=
[ ... ]


Dimitris