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2013-03-12stubs: Add a vmstate_dummy struct for CONFIG_USER_ONLYAndreas Färber
Reviewed-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2013-03-01hw: move device-hotplug.o to toplevel, compile it oncePaolo Bonzini
The situation with device-hotplug.c is similar to qdev-monitor.c. Add a stub for pci_drive_hot_add, so that it can be compiled once, and move it out of hw/. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2013-02-21slirp: switch to GPollFDStefan Hajnoczi
Slirp uses rfds/wfds/xfds more extensively than other QEMU components. The rarely-used out-of-band TCP data feature is used. That means we need the full table of select(2) to g_poll(3) events: rfds -> G_IO_IN | G_IO_HUP | G_IO_ERR wfds -> G_IO_OUT | G_IO_ERR xfds -> G_IO_PRI I came up with this table by looking at Linux fs/select.c which maps select(2) to poll(2) internally. Another detail to watch out for are the global variables that reference rfds/wfds/xfds during slirp_select_poll(). sofcantrcvmore() and sofcantsendmore() use these globals to clear fd_set bits. When sofcantrcvmore() is called, the wfds bit is cleared so that the write handler will no longer be run for this iteration of the event loop. This actually seems buggy to me since TCP connections can be half-closed and we'd still want to handle data in half-duplex fashion. I think the real intention is to avoid running the read/write handler when the socket has been fully closed. This is indicated with the SS_NOFDREF state bit so we now check for it before invoking the TCP write handler. Note that UDP/ICMP code paths don't care because they are connectionless. Note that slirp/ has a lot of tabs and sometimes mixed tabs with spaces. I followed the style of the surrounding code. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com> Message-id: 1361356113-11049-6-git-send-email-stefanha@redhat.com Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-01-12stubs: fully replace qemu-tool.c and qemu-user.cPaolo Bonzini
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2013-01-08libqemustub: sysbus_get_default() stubEduardo Habkost
The stub will be used on cases where sysbus.c is not compiled in (e.g. *-user). Note that code that uses NULL as the bus with qdev{_try,}_create() implicitly uses sysbus_get_default() as the bus, and will still require sysbus.c to be compiled in. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2013-01-08libqemustub: vmstate register/unregister stubsEduardo Habkost
Add vmstate stub functions, so that qdev.o can be used without savevm.o when vmstate support is not necessary (i.e. by *-user). Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2013-01-08libqemustub: Add qemu_[un]register_reset() stubsEduardo Habkost
This will be useful for code that don't call qemu_devices_reset() (e.g. *-user). If qemu_devices_reset() is never called, it means we don't need to keep track of the reset handler list. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2012-12-19softmmu: move include files to include/sysemu/Paolo Bonzini
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2012-12-19misc: move include files to include/qemu/Paolo Bonzini
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2012-12-19monitor: move include files to include/monitor/Paolo Bonzini
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2012-12-19qapi: move include files to include/qobject/Paolo Bonzini
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2012-11-18build: replace weak symbols with a static libraryPaolo Bonzini
Weak symbols were a nice idea, but they turned out not to be a good one. Toolchain support is just too sparse, in particular llvm-gcc is totally broken. This patch uses a surprisingly low-tech approach: a static library. Symbols in a static library are always overridden by symbols in an object file. Furthermore, if you place each function in a separate source file, object files for unused functions will not be taken in. This means that each function can use all the dependencies that it needs (especially QAPI stuff such as error_setg). Thus, all stubs are placed in separate object files and put together in a static library. The library then is linked to all programs. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Tested-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Tested-by: Stefan Weil <sw@weilnetz.de> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>