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* autoconf: updateAkim Demaille2021-01-161-0/+0
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* autoconf:updatePaul Eggert2019-10-171-0/+0
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* autoconf: updateAkim Demaille2018-05-191-0/+0
| | | | | * submodules/autoconf: Update to latest master. No difference on the M4 files we use.
* autoconf: updatePaul Eggert2017-09-161-0/+0
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* maint: update autoconf submoduleAkim Demaille2013-03-041-0/+0
| | | | | * submodules/autoconf: Up to master. No significant changes in the files we use (m4sugar.m4 and foreach.m4).
* autoconf: updateAkim Demaille2012-11-011-0/+0
| | | | There are comment changes only in the files we use.
* build: autoconf: update.Akim Demaille2012-04-101-0/+0
| | | | | | * submodules/autoconf: Update. There are no changes in data/m4sugar/foreach.m4, and the changes in data/m4sugar/m4sugar.m4 are minor.
* build: update gnulib and autoconf submodules to latestJim Meyering2012-01-231-0/+0
| | | | (cherry picked from commit 728415f885e5cb8e518c8576fa6e1f541e384130)
* gnulib, autoconf: update.Joel E. Denny2011-04-161-0/+0
| | | | | | | | | | | | | | | | | * README-hacking (Updating a submodule): Give advice on how to determine the versions of gnulib and autoconf to which we should update. (Release Procedure): Note that submodules should be updated. * bootstrap.conf (gnulib_modules): Rename pipe to spawn-pipe as suggested in updated gnulib NEWS. * gnulib: Choose a stable snapshot according to advice in Bison's README-hacking. * po/POTFILES.in (lib/pipe.c): Rename to... (lib/spawn-pipe.c): ... this. * src/output.c: Update to include spawn-pipe.h. * submodules/autoconf: Update to latest for improvement in m4.m4 that excludes M4 with buggy strstr. The only other changes to files that we use are copyright updates.
* Sync from upstream gnulib and autoconf.Paul Eggert2010-10-161-0/+0
| | | | (cherry picked from commit 771a7fb869219992c78dfd4ee651da07fb937323)
* autoconf: update to latest for fix of M4 detection.Joel E. Denny2009-12-151-0/+0
| | | | | | Reported by Eric Blake. * submodules/autoconf: Update. (cherry picked from commit c843aaab352ab1f40c7d218fb5bb2c6fd6fd3a88)
* Import latest m4/m4.m4.Eric Blake2009-08-201-0/+0
| | | | | | | | | | * submodules/autoconf: Update to autoconf 2.64. * configure.ac (M4_GNU_OPTION): New define. * src/output.c (output_skeleton): Use it to resolve FIXME. * NEWS: Mention this. Signed-off-by: Eric Blake <ebb9@byu.net> (cherry picked from commit b9ad39c1fb2482e1513cdf9800b31e71b7986b39)
* submodules: update to latestEric Blake2009-04-101-0/+0
| | | | | | * submodules/autoconf: Use latest upstream Autoconf. Signed-off-by: Eric Blake <ebb9@byu.net>
* Really add autoconf as a submodule.Akim Demaille2009-04-061-0/+0
* submodules/autoconf: New. (cherry picked from commit e5fa6147efaf1f15b832b6f62b09638979bc82ef)