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Re: [Qemu-devel] [PATCH] configure: fix qemu-ga missing '.exe' extension
From: |
Michael Roth |
Subject: |
Re: [Qemu-devel] [PATCH] configure: fix qemu-ga missing '.exe' extension on windows |
Date: |
Tue, 25 Jul 2017 22:01:30 -0500 |
User-agent: |
alot/0.5.1 |
Quoting Michael Roth (2017-07-25 21:56:14)
> Quoting Michael Roth (2017-07-25 21:53:41)
> > Quoting Philippe Mathieu-Daudé (2017-07-25 20:45:31)
> > > Hi Michael,
> > >
> > > On 07/25/2017 08:03 PM, Michael Roth wrote:
> > > > Quoting Philippe Mathieu-Daudé (2017-07-24 20:15:30)
> > > >> Reported-by: Sameeh Jubran <address@hidden>
> > > >> Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
> > > >> ---
> > > >> original report from Sameeh Jubran:
> > > >> http://lists.nongnu.org/archive/html/qemu-devel/2017-07/msg00906.html
> > > >
> > > > AFAICT the issue discussed in the context of that patch is simply that
> > > > the qemu-ga.exe file isn't deleted as part of `make clean`, which does
> > > > seem to be an issue.
> > > >
> > > > But qemu.ga.exe is created just fine as part of `make qemu-ga`, at least
> > > > as of:
> > > >
> > > > fafcaf1d build: qemu-ga: add 'qemu-ga' build target for w32
> > > >
> > >
> > > Yes, on w32 if "make ASDF" invokes the linker, it will create ASDF.exe.
> > >
> > > > The 'qemu-ga' target is actually an intermediate target which, on w32,
> > > > creates the MSI package (if configured) as well as qemu-ga.exe.
> > > >
> > > >>
> > > >> Makefile | 2 +-
> > > >> configure | 2 +-
> > > >> 2 files changed, 2 insertions(+), 2 deletions(-)
> > > >>
> > > >> diff --git a/Makefile b/Makefile
> > > >> index ef721480eb..5f18243d05 100644
> > > >> --- a/Makefile
> > > >> +++ b/Makefile
> > > >> @@ -490,7 +490,7 @@ clean:
> > > >> rm -f qemu-options.def
> > > >> rm -f *.msi
> > > >> find . \( -name '*.so' -o -name '*.dll' -o -name '*.mo' -o
> > > >> -name '*.[oda]' \) -type f -exec rm {} +
> > > >> - rm -f $(filter-out %.tlb,$(TOOLS)) $(HELPERS-y) qemu-ga TAGS
> > > >> cscope.* *.pod *~ */*~
> > > >> + rm -f $(filter-out %.tlb,$(TOOLS)) $(HELPERS-y) TAGS cscope.*
> > > >> *.pod *~ */*~
> > >
> > > On win32, this patch add qemu-ga.exe instead of qemu-ga in $TOOLS, so
> > > when the 'clean' target is executed it removes qemu-ga.exe (Sameeh
> >
> > Ok, that makes more sense, but it's not what the commit msg implies.
> >
> > > Jubran report). Before this patch the $TOOLS looks like:
> > > "qemu-img.exe qemu-io.exe qemu-nbd.exe ivshmem-client.exe
> > > ivshmem-server.exe qemu-ga fsdev/virtfs-proxy-helper.exe"
> >
> > That change was done explicitly via fafcaf1d so that `make qemu-ga` and
> > `make` without --disable-tools specified to configure will generate the
> > MSI package when the user configures it. So, unlike the other $TOOLS
> > targets, the qemu-ga "distributables" encompass more than just the .exe
> > on w32, so we use the "qemu-ga" target instead of "qemu-ga.exe" directly.
> >
> > Reverting that change to coax `make clean` into cleaning up qemu-ga.exe
> > means that `make` no longer builds the qemu-ga-*.msi when the user
> > configures it, which is a regression.
> >
> > > The only executables which doesn't match %.exe is qemu-ga, so the
> > > 'clean' target remove all .exe _but_ qemu-ga.exe.
> >
> > As with Sameeh's original patch, the qemu-ga target would already
> > require special handling to deal with qemu-ga-*.msi file. We should
> > similarly just cleanup qemu-ga.exe as a special case instead of
> > modifying $TOOLS, since that brings about unecessary side-effects
> > described above.
> >
> > As a workaround to the issue you/Peter pointed out with Sameeh's patch
> > (nuking the entire source tree for posix builds where $EXESUF == ""), I
> > proposed we just do:
> >
> > make clean:
> > ...
> > ifneq($EXESUF,)
> > rm -f *$(EXESUF)
> > endif
> >
> > But given your clarification here, I understand that $TOOLS already
> > takes care of everything except qemu-ga.exe, so I think you've already
> > mentioned the most straightforward fix in the other thread:
> >
> > - rm -f $(filter-out %.tlb,$(TOOLS)) $(HELPERS-y) qemu-ga TAGS cscope.*
> > *.pod *~ */*~
> > + rm -f $(filter-out %.tlb,$(TOOLS)) $(HELPERS-y) qemu-ga${EXESUF} TAGS
> > cscope.* *.pod *~ */*~
> >
> > It's a bit ugly since `rm -f qemu-ga.exe` would silently fail on posix,
>
> On w32 I mean, sorry.
Ugh, no, on posix. Let's just try that again:
It's a bit ugly since `rm -f ... qemu-ga${EXESUF}` would silently fail on posix,
but `rm -f $TOOLS qemu-ga ...` already silently fails since qemu-ga already gets
removed via $TOOLS, so it's not any worse.
>
> > but `rm -f $TOOLS qemu-ga ...` already silently fails since it already gets
> > removed via $TOOLS.
> >
> > Alternatively, you can explicitly check for qemu-ga.exe and remove it if
> > it exists. I would consider either acceptable, but not this patch as it
> > currently stands.
> >
> > >
> > > Now if by "this is not an issue" you mean it is not a bug, I agree this
> > > can wait 2.11.
> >
> > I just mean the issue as described in the commit msg.
> >
> > For the `make clean` stuff, if it's simple enough it might be acceptable for
> > rc1 if you can get it out this week. Otherwise we can wait for 2.11.
> >
> > >
> > > Regards,
> > >
> > > Phil.
> > >
> > > >> rm -f fsdev/*.pod
> > > >> rm -f qemu-img-cmds.h
> > > >> rm -f ui/shader/*-vert.h ui/shader/*-frag.h
> > > >> diff --git a/configure b/configure
> > > >> index 48d4d7a2a7..f8b1d014d7 100755
> > > >> --- a/configure
> > > >> +++ b/configure
> > > >> @@ -5073,7 +5073,7 @@ fi
> > > >>
> > > >> if [ "$guest_agent" != "no" ]; then
> > > >> if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o
> > > >> "$mingw32" = "yes" ] ; then
> > > >> - tools="qemu-ga $tools"
> > > >> + tools="qemu-ga\$(EXESUF) $tools"
> > > >> guest_agent=yes
> > > >> elif [ "$guest_agent" != yes ]; then
> > > >> guest_agent=no
> > > >> --
> > > >> 2.13.3
> > > >>
> > > >>
> > > >
> > >
Re: [Qemu-devel] [PATCH] configure: fix qemu-ga missing '.exe' extension on windows, Philippe Mathieu-Daudé, 2017/07/25