Ping
On Wed, Jan 29, 2020 at 8:07 AM Christian Biesinger
<cbiesin...@google.com> wrote:
>
> Ping
>
> On Sat, Nov 23, 2019 at 12:30 AM Christian Biesinger
> <cbiesin...@google.com> wrote:
> >
> > Normally the toplevel Makefile will pass various CC=foo and other
> > flags down to subdir Makefiles. However, for Gnulib this is a problem
> > because Gnulib's configure specifically sets CC to something that
> > includes a -std=gnu11 flag on some systems, and this override would
> > set it back to CC=gcc, leading to compile errors in a GDB build
> > with an updated Gnulib.
> >
> > I don't believe this is needed outside of GCC, so this patch changes
> > Gnulib and other non-GCC modules to just not override any flags --
> > the values set during configure time should be fine. If a user
> > overrides them manually when invoking make, those will still work.
> >
> > Under the same condition, I also removed the host_exports. I don't
> > understand why this is ever necessary (this is only after configure
> > has run).
> >
> > The other option is to clear MAKEOVERRIDES in gnulib/Makefile.am, but
> > that means the user can't override any variables for this subdirectory.
> >
> > ChangeLog:
> >
> > 2019-11-22 Christian Biesinger <cbiesin...@google.com>
> >
> > * Makefile.def: Pass no_exports_and_flags to various non-GCC
> > modules.
> > * Makefile.in: Allow passing a no_exports_and_flags argument to
> > "all" to suppress emitting exports and make flags. Useful when
> > invoked via host_modules from Makefile.def.
> > * Makefile.tpl: Regenerate.
> >
> > Change-Id: I7d80328cf81c133ba6157eec7d10c422b6790723
> > ---
> > Makefile.def | 12 ++++++------
> > Makefile.in | 30 ++++++++++++------------------
> > Makefile.tpl | 9 ++++++---
> > 3 files changed, 24 insertions(+), 27 deletions(-)
> >
> > diff --git a/Makefile.def b/Makefile.def
> > index 311feb9de3..e1ff065202 100644
> > --- a/Makefile.def
> > +++ b/Makefile.def
> > @@ -33,7 +33,7 @@ build_modules= { module= fixincludes; };
> > build_modules= { module= libcpp;
> > extra_configure_flags='--disable-nls
> > am_cv_func_iconv=no';};
> >
> > -host_modules= { module= bfd; bootstrap=true; };
> > +host_modules= { module= bfd; bootstrap=true; no_exports_and_flags=true; };
> > host_modules= { module= opcodes; bootstrap=true; };
> > host_modules= { module= binutils; bootstrap=true; };
> > host_modules= { module= bison; no_check_cross= true; };
> > @@ -105,15 +105,15 @@ host_modules= { module= libiconv;
> > missing= install-html;
> > missing= install-info; };
> > host_modules= { module= m4; };
> > -host_modules= { module= readline; };
> > +host_modules= { module= readline; no_exports_and_flags=true; };
> > host_modules= { module= sid; };
> > -host_modules= { module= sim; };
> > +host_modules= { module= sim; no_exports_and_flags=true; };
> > host_modules= { module= texinfo; no_install= true; };
> > host_modules= { module= zlib; no_install=true; no_check=true;
> > bootstrap=true;
> > extra_configure_flags='@extra_host_zlib_configure_flags@';};
> > -host_modules= { module= gnulib; };
> > -host_modules= { module= gdb; };
> > +host_modules= { module= gnulib; no_exports_and_flags=true; };
> > +host_modules= { module= gdb; no_exports_and_flags=true; };
> > host_modules= { module= expect; };
> > host_modules= { module= guile; };
> > host_modules= { module= tk; };
> > @@ -129,7 +129,7 @@ host_modules= { module= lto-plugin; bootstrap=true;
> > extra_make_flags='@extra_linker_plugin_flags@'; };
> > host_modules= { module= libcc1; extra_configure_flags=--enable-shared; };
> > host_modules= { module= gotools; };
> > -host_modules= { module= libctf; no_check=true;
> > +host_modules= { module= libctf; no_check=true; no_exports_and_flags=true;
> > bootstrap=true; };
> >
> > target_modules = { module= libstdc++-v3;
> > diff --git a/Makefile.in b/Makefile.in
> > index 1aabf6ede4..bd41753543 100644
> > --- a/Makefile.in
> > +++ b/Makefile.in
> > @@ -3414,10 +3414,9 @@ maybe-all-bfd: all-bfd
> > all-bfd: configure-bfd
> > @r=`${PWD_COMMAND}`; export r; \
> > s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
> > - $(HOST_EXPORTS) \
> > + \
> > (cd $(HOST_SUBDIR)/bfd && \
> > - $(MAKE) $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
> > $(STAGE1_FLAGS_TO_PASS) \
> > - $(TARGET-bfd))
> > + $(MAKE) $(TARGET-bfd))
> > @endif bfd
> >
> >
> > @@ -25530,10 +25529,9 @@ all-readline: configure-readline
> > @: $(MAKE); $(unstage)
> > @r=`${PWD_COMMAND}`; export r; \
> > s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
> > - $(HOST_EXPORTS) \
> > + \
> > (cd $(HOST_SUBDIR)/readline && \
> > - $(MAKE) $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
> > $(STAGE1_FLAGS_TO_PASS) \
> > - $(TARGET-readline))
> > + $(MAKE) $(TARGET-readline))
> > @endif readline
> >
> >
> > @@ -26412,10 +26410,9 @@ all-sim: configure-sim
> > @: $(MAKE); $(unstage)
> > @r=`${PWD_COMMAND}`; export r; \
> > s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
> > - $(HOST_EXPORTS) \
> > + \
> > (cd $(HOST_SUBDIR)/sim && \
> > - $(MAKE) $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
> > $(STAGE1_FLAGS_TO_PASS) \
> > - $(TARGET-sim))
> > + $(MAKE) $(TARGET-sim))
> > @endif sim
> >
> >
> > @@ -28150,10 +28147,9 @@ all-gnulib: configure-gnulib
> > @: $(MAKE); $(unstage)
> > @r=`${PWD_COMMAND}`; export r; \
> > s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
> > - $(HOST_EXPORTS) \
> > + \
> > (cd $(HOST_SUBDIR)/gnulib && \
> > - $(MAKE) $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
> > $(STAGE1_FLAGS_TO_PASS) \
> > - $(TARGET-gnulib))
> > + $(MAKE) $(TARGET-gnulib))
> > @endif gnulib
> >
> >
> > @@ -28591,10 +28587,9 @@ all-gdb: configure-gdb
> > @: $(MAKE); $(unstage)
> > @r=`${PWD_COMMAND}`; export r; \
> > s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
> > - $(HOST_EXPORTS) \
> > + \
> > (cd $(HOST_SUBDIR)/gdb && \
> > - $(MAKE) $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
> > $(STAGE1_FLAGS_TO_PASS) \
> > - $(TARGET-gdb))
> > + $(MAKE) $(TARGET-gdb))
> > @endif gdb
> >
> >
> > @@ -33571,10 +33566,9 @@ maybe-all-libctf: all-libctf
> > all-libctf: configure-libctf
> > @r=`${PWD_COMMAND}`; export r; \
> > s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
> > - $(HOST_EXPORTS) \
> > + \
> > (cd $(HOST_SUBDIR)/libctf && \
> > - $(MAKE) $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
> > $(STAGE1_FLAGS_TO_PASS) \
> > - $(TARGET-libctf))
> > + $(MAKE) $(TARGET-libctf))
> > @endif libctf
> >
> >
> > diff --git a/Makefile.tpl b/Makefile.tpl
> > index 5b118a8ba4..876ecf8dbd 100644
> > --- a/Makefile.tpl
> > +++ b/Makefile.tpl
> > @@ -1126,10 +1126,13 @@ all-[+prefix+][+module+]:
> > configure-[+prefix+][+module+][+ IF bootstrap +][+ ELS
> > @: $(MAKE); $(unstage)[+ ENDIF bootstrap +]
> > @r=`${PWD_COMMAND}`; export r; \
> > s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
> > - [+exports+] [+extra_exports+] \
> > + [+ IF no_exports_and_flags +][+ ELSE
> > + +][+exports+] [+extra_exports+][+
> > + ENDIF no_exports_and_flags +] \
> > (cd [+subdir+]/[+module+] && \
> > - $(MAKE) $(BASE_FLAGS_TO_PASS) [+args+] [+stage1_args+]
> > [+extra_make_flags+] \
> > - $(TARGET-[+prefix+][+module+]))
> > + $(MAKE) [+ IF no_exports_and_flags +][+ ELSE
> > + +]$(BASE_FLAGS_TO_PASS) [+args+] [+stage1_args+]
> > [+extra_make_flags+] \
> > + [+ ENDIF no_exports_and_flags
> > +]$(TARGET-[+prefix+][+module+]))
> > @endif [+prefix+][+module+]
> >
> > [+ IF bootstrap +]
> >
> > base-commit: 987012b89bce7f6385ed88585547f852a8005a3f
> > --
> > 2.24.0.432.g9d3f5f5b63-goog
> >
