On Jan 5, 2015, at 8:40 PM, Gilles Gouaillardet <gilles.gouaillar...@iferc.org> wrote:
> Dave, > > what if you do > > touch ompi/include/mpi.h.in && sleep 1 && touch > config/opal_config_pthreads.m4 && ./autogen.pl && module unload > cisco/autotools/ac269-am1133-lt242 && ./configure --prefix=$PWD/_prefix && > make > > > autogen.pl nor configure does not touch ompi/include/mpi.h.in, and as a > consequence, > config/opal_config_pthreads.m4 is newer than ompi/include/mpi.h when > make is invoked. > > then from ompi/include/Makefile: > > $(srcdir)/mpi.h.in: $(am__configure_deps) > ($(am__cd) $(top_srcdir) && $(AUTOHEADER)) > rm -f stamp-h2 > touch $@ I don't see that rule in my ompi/include/Makefile. I only have a couple of mentions of mpi.h.in: ----✂---- DIST_COMMON = $(top_srcdir)/Makefile.ompi-rules \ $(srcdir)/ompi/Makefile.am $(srcdir)/Makefile.in \ $(srcdir)/Makefile.am $(srcdir)/mpi.h.in $(srcdir)/mpif.h.in \ $(srcdir)/mpif-config.h.in $(am__include_HEADERS_DIST) \ $(am__nobase_dist_ompi_HEADERS_DIST) $(pkginclude_HEADERS) [...] am__tagged_files = $(HEADERS) $(SOURCES) $(TAGS_FILES) $(LISP)mpi.h.in [...] stamp-h2: $(srcdir)/mpi.h.in $(top_builddir)/config.status @rm -f stamp-h2 cd $(top_builddir) && $(SHELL) ./config.status ompi/include/mpi.h ----✂---- Maybe the rule in your version of ompi/include/Makefile comes from an older, buggy version of automake? > this means $(AUTOHEADER) is invoked, and then ompi/include/mpi.h.in is > touched. I don't see $(AUTOHEADER) being invoked by make when I run the commands you listed (with "sleep 1" changed to "sleep 5" to be certain): ----✂---- make[1]: Entering directory `/home/dgoodell/git/ompi-upstream/ompi' Making all in include make[2]: Entering directory `/home/dgoodell/git/ompi-upstream/ompi/include' make all-am make[3]: Entering directory `/home/dgoodell/git/ompi-upstream/ompi/include' GENERATE mpif-sizeof.h LN_S mpi_portable_platform.h make[3]: Leaving directory `/home/dgoodell/git/ompi-upstream/ompi/include' make[2]: Leaving directory `/home/dgoodell/git/ompi-upstream/ompi/include' Making all in datatype ----✂---- Here are the timestamps on the relevant files after the build completes: ----✂---- -rw-rw-r-- 1 dgoodell dgoodell 33 2015-01-06 08:21:18.414503328 -0800 ompi/include/stamp-h2 -rw-rw-r-- 1 dgoodell dgoodell 166283 2015-01-06 08:21:18.408502854 -0800 ompi/include/mpi.h -rwxrwxr-x 1 dgoodell dgoodell 246260 2015-01-06 08:21:09.283782006 -0800 config.status* -rw-rw-r-- 1 dgoodell dgoodell 18853 2015-01-06 08:17:07.212658002 -0800 config/opal_config_pthreads.m4 -rw-rw-r-- 1 dgoodell dgoodell 165986 2015-01-06 08:17:02.209262644 -0800 ompi/include/mpi.h.in ----✂---- -Dave