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Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-module
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules |
Date: |
Wed, 11 Sep 2013 16:35:43 +0800 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Wed, 09/11 09:27, Paolo Bonzini wrote:
> Il 11/09/2013 07:38, Fam Zheng ha scritto:
> > The new option will enable support of shared object build. Otherwise
> > objects are static linked to executables.
> >
> > Signed-off-by: Fam Zheng <address@hidden>
> > ---
> > Makefile.target | 6 +++++-
> > configure | 8 ++++++++
> > rules.mak | 8 ++++++--
> > 3 files changed, 19 insertions(+), 3 deletions(-)
> >
> > diff --git a/Makefile.target b/Makefile.target
> > index 1d92523..beab0f9 100644
> > --- a/Makefile.target
> > +++ b/Makefile.target
> > @@ -152,7 +152,11 @@ obj-y-save := $(obj-y)
> > block-obj-y :=
> > common-obj-y :=
> > include $(SRC_PATH)/Makefile.objs
> > -dummy := $(call unnest-vars,..,block-obj-y common-obj-y)
> > +dummy := $(call unnest-vars,.., \
> > + block-obj-y \
> > + block-obj-m \
> > + common-obj-y \
> > + common-obj-m)
> >
> > # Now restore obj-y
> > obj-y := $(obj-y-save)
> > diff --git a/configure b/configure
> > index a2858c2..f1d7fa7 100755
> > --- a/configure
> > +++ b/configure
> > @@ -192,6 +192,7 @@ gcov_tool="gcov"
> > EXESUF=""
> > DSOSUF=".so"
> > LDFLAGS_SHARED="-shared"
> > +modules="no"
> > prefix="/usr/local"
> > mandir="\${prefix}/share/man"
> > datadir="\${prefix}/share"
> > @@ -650,6 +651,8 @@ for opt do
> > ;;
> > --disable-debug-info)
> > ;;
> > + --enable-modules) modules="yes"
> > + ;;
> > --cpu=*)
> > ;;
> > --target-list=*) target_list="$optarg"
> > @@ -1052,6 +1055,7 @@ echo " --libdir=PATH install libraries in
> > PATH"
> > echo " --sysconfdir=PATH install config in PATH$confsuffix"
> > echo " --localstatedir=PATH install local state in PATH (set at
> > runtime on win32)"
> > echo " --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and
> > sysconfdir [$confsuffix]"
> > +echo " --enable-modules enable modules support"
> > echo " --enable-debug-tcg enable TCG debugging"
> > echo " --disable-debug-tcg disable TCG debugging (default)"
> > echo " --enable-debug-info enable debugging information (default)"
> > @@ -3580,6 +3584,7 @@ echo "python $python"
> > if test "$slirp" = "yes" ; then
> > echo "smbd $smbd"
> > fi
> > +echo "module support $modules"
> > echo "host CPU $cpu"
> > echo "host big endian $bigendian"
> > echo "target list $target_list"
> > @@ -3697,6 +3702,9 @@ echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
> >
> > echo "ARCH=$ARCH" >> $config_host_mak
> >
> > +if test "$modules" = "yes"; then
> > + echo "CONFIG_MODULES=y" >> $config_host_mak
> > +fi
> > case "$cpu" in
> > arm|i386|x86_64|x32|ppc|aarch64)
> > # The TCG interpreter currently does not support ld/st optimization.
> > diff --git a/rules.mak b/rules.mak
> > index ea97888..860b8ac 100644
> > --- a/rules.mak
> > +++ b/rules.mak
> > @@ -185,7 +185,11 @@ $(foreach var,$(nested-vars), $(eval \
> > $(foreach v,$(filter %-m,$(nested-vars)), \
> > $(call add-modules,$v))
> >
> > -$(eval modules: $(patsubst %.mo,%$(DSOSUF),$(modules-m)))
> > -$(eval all: modules)
> > +$(if $(CONFIG_MODULES), \
> > + $(eval modules: $(patsubst %.mo,%$(DSOSUF),$(modules-m))) \
> > + $(eval all: modules), \
>
> Since you'll have a v6, please move "all: modules" to Makefile, and in
> rules.mak:
>
> .PHONY: modules
> modules:
>
Why is ".PHONY: modules" not in Makefile too? And why do we need blank
"modules:", with the real one generated above?
Fam
> There are a couple of things that can be improved still (I don't like
> obj-save-y for example), but things are taking shape and all of this
> looks like something that can be fixed on top. If you look at
> converting more parts to modules (e.g. rbd or spice), you can drop that
> RFC! :)
>
> Thanks,
>
> Paolo
>
> > + $(foreach v,$(filter %-m,$(nested-vars)), \
> > + $(eval $(patsubst %-m,%-y,$v) += $($v)) \
> > + $(eval $v := )))
> >
> > endef
> >
>
- [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, (continued)
- [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Fam Zheng, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Paolo Bonzini, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Paolo Bonzini, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Gerd Hoffmann, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Fam Zheng, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Peter Maydell, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Gerd Hoffmann, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Peter Maydell, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Gerd Hoffmann, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Peter Maydell, 2013/09/11
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules,
Fam Zheng <=
- Re: [Qemu-devel] [RFC PATCH v5 5/6] configure: introduce --enable-modules, Paolo Bonzini, 2013/09/11
[Qemu-devel] [RFC PATCH v5 6/6] block: build qed and curl as shared library, Fam Zheng, 2013/09/11