Message ID | alpine.LFD.2.21.2004031343310.461@redsun52.ssa.fujisawa.hgst.com |
---|---|
State | New |
Headers | show |
Series | [libffi,1/4] Use a template to pass $CC and $CXX to DejaGNU | expand |
On Fri, 2020-04-03 at 23:55 +0100, Maciej W. Rozycki via Gcc-patches wrote: > Use an Autoconf template rather an inline piece of scriptery to set > DejaGNU's $CC_FOR_TARGET and $CXX_FOR_TARGET variables from $CC and $CXX > respectively, making it easier to maintain and making it take advantage > of Automake's dependency and rule generation. Relocate the generated > `local.exp' file to within testsuite/ so as to make its regeneration > rule to actually work, i.e. (in testsuite/Makefile.in): > > EXTRA_DEJAGNU_SITE_CONFIG = local.exp > site.exp: Makefile $(EXTRA_DEJAGNU_SITE_CONFIG) > [...] > local.exp: $(top_builddir)/config.status $(srcdir)/local.exp.in > cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ > > It wouldn't work if the regeneration rule was placed in the top-level > Makefile.in, which is what Automake would faithfully do if `local.exp' > stayed in the top level directory. > --- > Hi, > > I think having individual AC_CONFIG_FILES macro invocations for each > output file or group of files would make this change (and code itself) > more readable, however it hasn't been done before and I decided not to > change the style on this occasion. It may make sense as a follow-up > clean-up. > > Maciej > --- > Makefile.am | 3 --- > configure.ac | 7 +------ > testsuite/Makefile.am | 2 +- > testsuite/local.exp.in | 2 ++ > 4 files changed, 4 insertions(+), 10 deletions(-) So from the cover letter I got the impression this series was supposed to be pulling down some bits from upstream libffi into gcc's copy. But AFAICT that's not the case. I don't see anything inherently wrong here. It was just a bit confusing. It's actually follow-on patches where you're cherry picking from the upstream libffi repository. OK for the trunk. jeff >
Index: libffi/Makefile.am =================================================================== --- libffi.orig/Makefile.am +++ libffi/Makefile.am @@ -23,9 +23,6 @@ EXTRA_DIST = LICENSE ChangeLog.old \ libtool-ldflags libtool-version configure.host README.md \ libffi.map.in LICENSE-BUILDTOOLS msvc_build make_sunver.pl -# local.exp is generated by configure -DISTCLEANFILES = local.exp - # Subdir rules rely on $(FLAGS_TO_PASS) FLAGS_TO_PASS = $(AM_MAKEFLAGS) Index: libffi/configure.ac =================================================================== --- libffi.orig/configure.ac +++ libffi/configure.ac @@ -56,11 +56,6 @@ if test "x$GCC" = "xyes"; then CFLAGS="$CFLAGS -fexceptions" fi -cat > local.exp <<EOF -set CC_FOR_TARGET "$CC" -set CXX_FOR_TARGET "$CXX" -EOF - AM_MAINTAINER_MODE AC_CHECK_HEADERS(sys/mman.h) @@ -401,7 +396,7 @@ test -d src || mkdir src test -d src/$TARGETDIR || mkdir src/$TARGETDIR ], [TARGETDIR="$TARGETDIR"]) -AC_CONFIG_FILES(include/Makefile include/ffi.h Makefile testsuite/Makefile man/Makefile doc/Makefile libffi.pc) +AC_CONFIG_FILES(include/Makefile include/ffi.h Makefile testsuite/Makefile testsuite/local.exp man/Makefile doc/Makefile libffi.pc) AC_OUTPUT Index: libffi/testsuite/Makefile.am =================================================================== --- libffi.orig/testsuite/Makefile.am +++ libffi/testsuite/Makefile.am @@ -2,7 +2,7 @@ AUTOMAKE_OPTIONS = foreign dejagnu -EXTRA_DEJAGNU_SITE_CONFIG=../local.exp +EXTRA_DEJAGNU_SITE_CONFIG = local.exp CLEANFILES = *.exe core* *.log *.sum Index: libffi/testsuite/local.exp.in =================================================================== --- /dev/null +++ libffi/testsuite/local.exp.in @@ -0,0 +1,2 @@ +set CC_FOR_TARGET "@CC@" +set CXX_FOR_TARGET "@CXX@"