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#75655
configure doesn't update Makefile
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Message #14 received at 75655 <at> debbugs.gnu.org (full text, mbox):
> Date: Sat, 18 Jan 2025 20:40:36 +0000
> From: Pip Cet <pipcet <at> protonmail.com>
> Cc: 75655 <at> debbugs.gnu.org
>
> "Eli Zaretskii" <eliz <at> gnu.org> writes:
>
> >> Date: Sat, 18 Jan 2025 19:35:54 +0000
> >> From: Pip Cet via "Bug reports for GNU Emacs,
> >> the Swiss army knife of text editors" <bug-gnu-emacs <at> gnu.org>
> >>
> >> I'm confused by this recipe in Makefile.in:
> >>
> >> config.status: ${srcdir}/configure
> >> if [ -x ./config.status ]; then \
> >> $(CFG) ./config.status --recheck; \
> >> else \
> >> $(CFG) $(srcdir)/configure $(CONFIGURE_FLAGS); \
> >> fi
> >>
> >> If config.status exists, it is rerun, and regenerates the Makefile; but
> >> if it doesn't, configure is run but config.status isn't.
> >
> > config.status is run, after creating it, by the 'Makefile' rule:
> >
> > configure: creating ./config.status
> > configure: WARNING: This configuration installs a 'movemail' program
> > that retrieves POP3 email via only insecure channels.
> > To omit insecure POP3, you can use './configure --without-pop'.
> > MAKE='make' ./config.status
> > config.status: creating src/verbose.mk
> > config.status: creating nt/emacs.rc
> > config.status: creating nt/emacsclient.rc
>
> As far as I can tell, the 'Makefile' rule calls a recursive make with
> the 'config.status' target (but it also lists config.status as a
> dependency); 'config.status' is a file target, not a phony target, so
> if config.status is more recent than configure (which is usually the
> case), nothing happens.
>
> If config.status has been deleted, we run configure but not
> config.status. This means the Makefile won't be modified.
How come config.status is deleted in the first place?
This bug report was last modified 141 days ago.
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