> On 23 Sep 2021, at 07:31, Akim Demaille <[email protected]> wrote: > > Hi Andraea, > >> Le 21 sept. 2021 à 16:45, Andrea Monaco <[email protected]> a >> écrit : >> >> Hello, >> >> I'm trying to rebuild a bison-3.8 release tree, but "make clean" aborts >> with this error: >> >> CDPATH="${ZSH_VERSION+.}:" && cd . && /bin/bash >> '/root/bison-3.8/build-aux/missing' autoconf >> /root/bison-3.8/build-aux/missing: line 81: autoconf: command not found >> WARNING: 'autoconf' is missing on your system. >> You should only need it if you modified 'configure.ac', >> or m4 files included by it. >> The 'autoconf' program is part of the GNU Autoconf package: >> <https://www.gnu.org/software/autoconf/> >> It also requires GNU m4 and Perl in order to run: >> <https://www.gnu.org/software/m4/> >> <https://www.perl.org/> >> Makefile:3894: recipe for target 'configure' failed >> make: *** [configure] Error 127 >> >> Is it expected? … > I can't reproduce your problem. I have run configure, make, make clean, > make, without any problem (autoconf was not called). Maybe something was > touched in your tree, I don't know.
I can reproduce the problem by modifying a file by touching it after the build (tried with an m4 file) and making sure autoconf is not in the PATH.
