You need to run ./autogen.sh again.

Stefan-W. Hahn <stefan.hahn@s-hahn.de> schrieb am So., 8. Jan. 2017 um
09:03 Uhr:

> Hello,
>
> master 952d0f2 ist not compileable on linux. I tried to bisect the problem
> and
> found the first not compileable commit with following compile error:
>
> cd . && /bin/bash /usr/src/emacs/emacs.git/build-aux/missing automake-1.15
> --gnu -a -c lib/Makefile
> automake-1.15: error: cannot open < lib/../nt/gnulib.mk: No such file or
> directory
> Makefile:459: recipe for target 'lib/Makefile.in' failed
> make: *** [lib/Makefile.in] Error 1
>
> My recipe to build emacs is:
>
> #+BEGIN_QUOTE
> ./configure --with-x-toolkit=gtk --with-xft \
>             --with-x --with-sound=yes --with-wide-int
> --with-file-notification=yes --prefix=/opt/emacs25 \
>             --with-jpeg --with-xpm --with-png --with-tiff=no --with-rsvg
> --with-xml2 --with-gnutls \
>             --with-xft --with-imagemagick --with-modules \
>             CFLAGS="$XCFLAGS" GIT_VERSION="$(git describe --dirty)"
>
> make -j4
> #+END_QUOTE
>
>
> Bisect gives:
>
> 10444dcf77711bf3360f865fcb0d446a83e1bfb5 is the first bad commit
> commit 10444dcf77711bf3360f865fcb0d446a83e1bfb5
> Author: Eli Zaretskii <eliz@gnu.org>
> Date:   Tue Jan 3 17:46:40 2017 +0200
>
>     Generate nt/gnulib.mk from lib/gnulib.mk
>
>     This was proposed by Paul Eggert <eggert@cs.ucla.edu>,
>     with the purpose of avoiding manual maintenance of
>     nt/gnulib.mk.
>
>     * nt/gnulib-modules-to-delete.cfg: New file.
>     * nt/Makefile.in (AM_V_GEN, am__v_GEN_, am__v_GEN_0)
>     (am__v_GEN_1): New variables.
>     (${srcdir}/gnulib.mk): Rules to generate gnulib.mk from
>     lib/gnulib.mk and list of modules in gnulib-modules-to-delete.cfg.
>
>     * make-dist (nt): Add gnulib-modules-to-delete.cfg to the list of
>     files to link.
>     * configure.ac (GNULIB_MK): Compute the value according to $opsys.
>     * autogen.sh: Create nt/gnulib.mk if it doesn't exist, before
>     running autoreconf.
>     * Makefile.in (gnulib_mk): New variable.
>     ($(srcdir)/nt/gnulib.mk): Rule to produce it.
>     (AUTOMAKE_INPUTS): Use $(gnulib_mk) instead of a literal file
>     name.
>     * .gitignore: Add nt/gnulib.mk.
>
>     * src/w32.c (acl_errno_valid): Implement it here, as we no longer
>     build the acl-permissions module from Gnulib.
>
> With kind regards,
> Stefan
>
> --
> Stefan-W. Hahn                          It is easy to make things.
>                                         It is hard to make things simple.
>
>
>
>