Quoting Stefan Weil (2015-11-15 02:13:36) > Am 09.09.2015 um 11:42 schrieb Paolo Bonzini: > > > > On 08/09/2015 17:47, Michael Roth wrote: > >> Currently POSIX builds rely on 'qemu-ga' target to do qga-only > >> distributable build. On w32, as with most standalone binary targets, > >> we rely on 'qemu-ga.exe' target. > >> > >> Unlike with POSIX, qemu-ga for w32 has a number of related targets > >> such as VSS DLL and MSI package. We can do the full distributable > >> qga-only build on w32 with: > >> > >> make qemu-ga.exe > >> > >> or: > >> > >> make msi > >> > >> To make that work, we tie VSS dependencies onto qemu-ga.exe. > >> However, in reality the DLL isn't part of the binary, so we use a > >> filter to pull them out of the LINK recipe, which attempts to link > >> against prereqs for binary targets. Additionally, it could be argued > >> that VSS is a separate distributable, and shouldn't be implied by > >> qemu-ga.exe binary target. > >> > >> To avoid this, we can tie the VSS dependencies only to the 'msi' > >> target, but that would make it impossible to do a qga-only build of > >> the w32 distributable without building the 'msi' package, which was > >> supported in the past. > >> > >> An alternative approach is to add a new target to build the whole > >> distributable. w32 allows us to use the same build target we use > >> on POSIX, 'qemu-ga', since the current binary-only target on w32 > >> is 'qemu-ga.exe'. > >> > >> To further simplify the build, we also make 'qemu-ga' build the MSI > >> package if the appropriate ./configure options are set, making the > >> full qga-only build the same on both POSIX and w32: `make qemu-ga` > >> > >> Cc: Paolo Bonzini <pbonz...@redhat.com> > >> Cc: Marc-André Lureau <marcandre.lur...@redhat.com> > >> Signed-off-by: Michael Roth <mdr...@linux.vnet.ibm.com> > >> --- > >> Makefile | 14 ++++++++------ > >> configure | 2 +- > >> 2 files changed, 9 insertions(+), 7 deletions(-) > >> > >> diff --git a/Makefile b/Makefile > >> index 9ce3972..7efca5e 100644 > >> --- a/Makefile > >> +++ b/Makefile > >> @@ -290,18 +290,15 @@ $(qapi-modules) $(SRC_PATH)/scripts/qapi-commands.py > >> $(qapi-py) > >> QGALIB_GEN=$(addprefix qga/qapi-generated/, qga-qapi-types.h > >> qga-qapi-visit.h qga-qmp-commands.h) > >> $(qga-obj-y) qemu-ga.o: $(QGALIB_GEN) > >> > >> -# we require QGA_VSS_PROVIDER files to be built alongside qemu-ga > >> -# executable since they are shipped together, but we don't want to > >> actually > >> -# link against them > >> -qemu-ga$(EXESUF): $(qga-obj-y) libqemuutil.a libqemustub.a > >> $(QGA_VSS_PROVIDER) > >> - $(call LINK, $(filter-out $(QGA_VSS_PROVIDER), $^)) > >> +qemu-ga$(EXESUF): $(qga-obj-y) libqemuutil.a libqemustub.a > >> + $(call LINK, $^) > >> > >> ifdef QEMU_GA_MSI_ENABLED > >> QEMU_GA_MSI=qemu-ga-$(ARCH).msi > >> > >> msi: $(QEMU_GA_MSI) > >> > >> -$(QEMU_GA_MSI): qemu-ga.exe > >> +$(QEMU_GA_MSI): qemu-ga.exe $(QGA_VSS_PROVIDER) > >> > >> $(QEMU_GA_MSI): config-host.mak > >> > >> @@ -313,6 +310,11 @@ msi: > >> @echo "MSI build not configured or dependency resolution failed > >> (reconfigure with --enable-guest-agent-msi option)" > >> endif > >> > >> +ifneq ($(EXESUF),) > >> +.PHONY: qemu-ga > >> +qemu-ga: qemu-ga$(EXESUF) $(QGA_VSS_PROVIDER) $(QEMU_GA_MSI) > >> +endif > >> + > >> clean: > >> # avoid old build problems by removing potentially incorrect old files > >> rm -f config.mak op-i386.h opc-i386.h gen-op-i386.h op-arm.h > >> opc-arm.h gen-op-arm.h > >> diff --git a/configure b/configure > >> index d854936..fc34443 100755 > >> --- a/configure > >> +++ b/configure > >> @@ -4350,7 +4350,7 @@ fi > >> > >> if [ "$guest_agent" != "no" ]; then > >> if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o > >> "$mingw32" = "yes" ] ; then > >> - tools="qemu-ga\$(EXESUF) $tools" > >> + tools="qemu-ga $tools" > >> guest_agent=yes > >> elif [ "$guest_agent" != yes ]; then > >> guest_agent=no > >> > > Looks good, thanks! > > > > Paolo > > Looks good, but introduced a regression for cross builds: > 'make install' now fails with an error: > > install: cannot stat 'qemu-ga': No such file or directory > > Reverting the change in configure fixes this.
Thanks for the catch. Just sent a proposed fix: "[PATCH for-2.5] makefile: fix w32 install target for qemu-ga" > > Stefan >
