Hello Pavel. Thank you for your advice. Workaround worked perfectly!!. https://github.com/groonga/groonga/commit/7d7a62a2fba74334b23d0021a9a9e78da046b21c
Thanks. 2015年9月19日(土) 17:09 Pavel Raiskup <prais...@redhat.com>: > Hi Hiroyuki Sato, > > On Wednesday 02 of September 2015 16:00:34 Hiroyuki Sato wrote: > > This configure.ac is extreme slow on libtool-2.4.6. > > But It run smoothly on libtool-2.4.2. > > https://github.com/groonga/groonga/blob/master/configure.ac > > thanks for reproducer! > > This _really_ looks like issue mentioned [1], though the thread is > believed to be resolved (with existing small slowdown between > libtool-2.4.5 and 2.4.2). Let me CC Robert whether this patch does not > actually fix the "1 sec" slowdown of libtoolize. > > > Could you tell me how to fix this problem?. > > You can workaround/fix this by: > -m4_define([nginx_version], m4_include(nginx_version)) > -NGINX_VERSION=nginx_version > +NGINX_VERSION=m4_include([nginx_version]) > > See the "recursion" in 'nginx_version' definition. Its not recursion > usually (because nginx_version is not defined in the time of m4_define) > -- but libtoolize script does 'm4_undefine(m4_include)' before > evaluating configure.ac. > > > Is this libtool's Bug? > > I would say so, see the attached patch I'll push very soon (if there are > no objections). > > > * OS OSX 10.10.5. and CentOS7 > > Should be IMO reproducible everywhere. > > [1] http://lists.gnu.org/archive/html/libtool/2015-02/msg00000.html > > Thanks, Pavel > ------ > > > Thanks. > > > > libtool-2.4.6 > > > > time /tmp/libtool246/bin/libtoolize --verbose --copy --force > > libtoolize: found 'configure.ac' > > libtoolize: export M4='/usr/bin/gm4' > > > > It takes around 10 minutes. > > > > libtool-2.4.2 > > > > time /tmp/libtool242/bin/libtoolize --verbose --copy --force > > libtoolize: rm -f './ltmain.sh' > > libtoolize: putting auxiliary files in `.'. > > libtoolize: copying file from > `/tmp/libtool242/share/libtool/config/ltmain.sh' > > libtoolize: rm -f './libtool.m4' > > libtoolize: rm -f './ltoptions.m4' > > libtoolize: rm -f './ltsugar.m4' > > libtoolize: rm -f './ltversion.m4' > > libtoolize: rm -f './lt~obsolete.m4' > > libtoolize: Not copying `./argz.m4', libltdl not used. > > libtoolize: putting macros in `.'. > > libtoolize: copying file from > `/tmp/libtool242/share/aclocal/libtool.m4' > > libtoolize: Not copying `./ltdl.m4', libltdl not used. > > libtoolize: copying file from > `/tmp/libtool242/share/aclocal/ltoptions.m4' > > libtoolize: copying file from > `/tmp/libtool242/share/aclocal/ltsugar.m4' > > libtoolize: copying file from > `/tmp/libtool242/share/aclocal/ltversion.m4' > > libtoolize: copying file from > `/tmp/libtool242/share/aclocal/lt~obsolete.m4' > > libtoolize: Consider adding `AC_CONFIG_MACRO_DIR([m4])' to > configure.ac and > > libtoolize: rerunning libtoolize, to keep the correct libtool macros > in-tree. > > > > real 0m1.003s > > user 0m0.364s > > sys 0m0.540s > > > > > > >