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That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Emilio G . Cota" , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Xiaolei <1885827@bugs.launchpad.net> writes: > If I keep "-Wl,-soname,$@" in the command , I got similar linking errors. >=20=20 > makefile:=20 > SONAMES :=3D $(addsuffix .dll,$(addprefix lib,$(NAMES))) > > QEMU_CFLAGS +=3D -fPIC -fno-stack-protector -DBUILDING_DLL > QEMU_CFLAGS +=3D -I$(SRC_PATH)/include/qemu > > all: $(SONAMES) > lib%.dll: %.o > $(CC) -shared -Wl,-soname,$@ -o $@ $^ $(LDLIBS) > > output: > x86_64-w64-mingw32-gcc -shared -Wl,-soname,libbb.dll -o libbb.dll bb.o > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: bb.o: in function `g_autoptr_cleanup_generic_gf= ree': > C:/msys64/mingw64/include/glib-2.0/glib/glib-autocleanups.h:28: undefined= reference to `g_free' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: bb.o: in function `plugin_exit': > C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/bb.c:27: undefined referenc= e to `g_strdup_printf' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:29: undefined reference to `qemu_plugin_outs' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: bb.o: in function `vcpu_tb_trans': > C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/bb.c:42: undefined referenc= e to `qemu_plugin_tb_n_insns' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:45: undefined reference to `qemu_plugin_register_vcpu_tb_exec_inline' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:47: undefined reference to `qemu_plugin_register_vcpu_tb_exec_inline' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:50: undefined reference to `qemu_plugin_register_vcpu_tb_exec_cb' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: bb.o: in function `qemu_plugin_install': > C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/bb.c:64: undefined referenc= e to `qemu_plugin_register_vcpu_tb_trans_cb' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:65: undefined reference to `qemu_plugin_register_atexit_cb' > collect2.exe: error: ld returned 1 exit status Cc'ing Emilio as he wrote the initial code so I assume built it at one poin= t. --=20 Alex Benn=C3=A9e From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CD6C3C433E0 for ; Fri, 3 Jul 2020 15:41:54 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9FF6F2088E for ; Fri, 3 Jul 2020 15:41:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9FF6F2088E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bugs.launchpad.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:43158 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jrNp3-00050d-UA for qemu-devel@archiver.kernel.org; Fri, 03 Jul 2020 11:41:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:54520) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jrNoH-0003lh-5t for qemu-devel@nongnu.org; Fri, 03 Jul 2020 11:41:05 -0400 Received: from indium.canonical.com ([91.189.90.7]:59318) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jrNoE-00025n-Vg for qemu-devel@nongnu.org; Fri, 03 Jul 2020 11:41:04 -0400 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.86_2 #2 (Debian)) id 1jrNoD-0000nN-3O for ; Fri, 03 Jul 2020 15:41:01 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id 5FACF2E811B for ; Fri, 3 Jul 2020 15:41:00 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Fri, 03 Jul 2020 15:33:50 -0000 From: =?utf-8?q?Alex_Benn=C3=A9e?= <1885827@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=New; importance=Undecided; assignee=None; X-Launchpad-Bug-Tags: plugins windows X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: ajbennee casmac X-Launchpad-Bug-Reporter: Xiaolei (casmac) X-Launchpad-Bug-Modifier: =?utf-8?q?Alex_Benn=C3=A9e_=28ajbennee=29?= References: <159357217483.1717.4076077243388027502.malonedeb@chaenomeles.canonical.com> <159378865160.17942.5070159367065081063.malone@soybean.canonical.com> Message-ID: <877dvkpq8x.fsf@linaro.org> Subject: Re: [Bug 1885827] Re: building plugin failed on Windows with mingw X-Launchpad-Message-Rationale: Subscriber (QEMU) @qemu-devel-ml X-Launchpad-Message-For: qemu-devel-ml Precedence: bulk X-Generated-By: Launchpad (canonical.com); Revision="1cbd0aa39df153c901321817f9b57cf3f232b507"; Instance="production-secrets-lazr.conf" X-Launchpad-Hash: e28dfffa1c2906721973a1233d23e4262feddaf2 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/03 11:10:48 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -58 X-Spam_score: -5.9 X-Spam_bar: ----- X-Spam_report: (-5.9 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_NONE=0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Bug 1885827 <1885827@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Message-ID: <20200703153350.kjXjmta0KYx7Yhu7pGXzTCGKG698_dhA2aaUjT9gJoI@z> Xiaolei <1885827@bugs.launchpad.net> writes: > If I keep "-Wl,-soname,$@" in the command , I got similar linking errors. > = > makefile: = > SONAMES :=3D $(addsuffix .dll,$(addprefix lib,$(NAMES))) > > QEMU_CFLAGS +=3D -fPIC -fno-stack-protector -DBUILDING_DLL > QEMU_CFLAGS +=3D -I$(SRC_PATH)/include/qemu > > all: $(SONAMES) > lib%.dll: %.o > $(CC) -shared -Wl,-soname,$@ -o $@ $^ $(LDLIBS) > > output: > x86_64-w64-mingw32-gcc -shared -Wl,-soname,libbb.dll -o libbb.dll bb.o > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: bb.o: in function `g_autoptr_cleanup_generic_gf= ree': > C:/msys64/mingw64/include/glib-2.0/glib/glib-autocleanups.h:28: undefined= reference to `g_free' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: bb.o: in function `plugin_exit': > C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/bb.c:27: undefined referenc= e to `g_strdup_printf' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:29: undefined reference to `qemu_plugin_outs' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: bb.o: in function `vcpu_tb_trans': > C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/bb.c:42: undefined referenc= e to `qemu_plugin_tb_n_insns' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:45: undefined reference to `qemu_plugin_register_vcpu_tb_exec_inline' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:47: undefined reference to `qemu_plugin_register_vcpu_tb_exec_inline' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:50: undefined reference to `qemu_plugin_register_vcpu_tb_exec_cb' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: bb.o: in function `qemu_plugin_install': > C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/bb.c:64: undefined referenc= e to `qemu_plugin_register_vcpu_tb_trans_cb' > C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.3.0/../../../../x86= _64-w64-mingw32/bin/ld.exe: C:/QRS_Project/simdsp/qemu-4.2.0/tests/plugin/b= b.c:65: undefined reference to `qemu_plugin_register_atexit_cb' > collect2.exe: error: ld returned 1 exit status Cc'ing Emilio as he wrote the initial code so I assume built it at one point. -- = Alex Benn=C3=A9e -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1885827 Title: building plugin failed on Windows with mingw Status in QEMU: New Bug description: I want to build QEMU 4.2.0's plugin module on Windows 7/10 with Mingw, bu= t the building process faild. = The step I follow is listed below: 1. create "dsp_build" diretory under source file folder 2. change directory to dsp_build , and run ../configure --target-list=3D= dsp-softmmu --cross-prefix=3Dx86_64-w64-mingw32- --enable-gtk --enable-sdl = --enable-debug --enable-plugins 3. build qemu project 4. switch dir to /dsp_build, make -C tests/plugin, yeilds error: = CC bb.o D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c:17:2= 4: error: variable 'qemu_plugin_version' definition is marked dllimport 17 | QEMU_PLUGIN_EXPORT int qemu_plugin_version =3D QEMU_PLUGIN_VERSIO= N; | ^~~~~~~~~~~~~~~~~~~ D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c:17:2= 4: warning: 'qemu_plugin_version' redeclared without dllimport attribute: p= revious dllimport ignored [-Wattributes] D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c: In = function 'vcpu_tb_exec': D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c:33:2= 9: warning: cast from pointer to integer of different size [-Wpointer-to-in= t-cast] 33 | unsigned long n_insns =3D (unsigned long)udata; | ^ D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c: In = function 'vcpu_tb_trans': D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c:51:4= 6: warning: cast to pointer from integer of different size [-Wint-to-pointe= r-cast] 51 | (void *)n_insns); 5. Then , I modified the QEMU_flags and the compilation command arguments($(CC) ..) in the makefile : BUILD_DIR :=3D $(CURDIR)/../.. include $(BUILD_DIR)/config-host.mak include $(SRC_PATH)/rules.mak $(call set-vpath, $(SRC_PATH)/tests/plugin) NAMES :=3D NAMES +=3D bb NAMES +=3D empty NAMES +=3D insn NAMES +=3D mem NAMES +=3D hotblocks NAMES +=3D howvec NAMES +=3D hotpages SONAMES :=3D $(addsuffix .so,$(addprefix lib,$(NAMES))) QEMU_CFLAGS +=3D -fPIC -DBUILDING_DLL #added -DBUILDING_DLL QEMU_CFLAGS +=3D -I$(SRC_PATH)/include/qemu all: $(SONAMES) lib%.so: %.o $(CC) -fPIC -shared -o $@ $^ $(LDLIBS) -L /c/msys64/mingw64/lib/ -lgli= b-2.0 # original cmd: $(CC) -shared -Wl,-soname,$@ -o $@ $^ $(LDLIBS) clean: rm -f *.o *.so *.d rm -Rf .libs .PHONY: all clean 6. Executing make yeilds: make: enter =E2=80=9C/d/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/= build_dsp/tests/plugin=E2=80=9D CC bb.o x86_64-w64-mingw32-gcc -fPIC -shared -o libbb.so bb.o -L /c/msys64/mingw= 64/lib/ -lglib-2.0 C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: bb.o: in function `plugin_exit': D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c:28: u= ndefined reference to `qemu_plugin_outs' C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_= c3x/tests/plugin/bb.c:29: undefined reference to `__stack_chk_fail' C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: bb.o: in function `vcpu_tb_trans': D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c:41: u= ndefined reference to `qemu_plugin_tb_n_insns' C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_= c3x/tests/plugin/bb.c:44: undefined reference to `qemu_plugin_register_vcpu= _tb_exec_inline' C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_= c3x/tests/plugin/bb.c:46: undefined reference to `qemu_plugin_register_vcpu= _tb_exec_inline' C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_= c3x/tests/plugin/bb.c:49: undefined reference to `qemu_plugin_register_vcpu= _tb_exec_cb' C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: bb.o: in function `qemu_plugin_install': D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_c3x/tests/plugin/bb.c:63: u= ndefined reference to `qemu_plugin_register_vcpu_tb_trans_cb' C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: D:/emu_devl/qemu_src/qemu-sr-dsp-a/qemu_tidsp_= c3x/tests/plugin/bb.c:64: undefined reference to `qemu_plugin_register_atex= it_cb' C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.1.0/../../../../x8= 6_64-w64-mingw32/bin/ld.exe: bb.o:bb.c:(.rdata$.refptr.__stack_chk_guard[.r= efptr.__stack_chk_guard]+0x0): undefined reference to `__stack_chk_guard' collect2.exe: error: ld returned 1 exit status It looks like linking problem(fail to link functions defined in api.c,= core.c...), but I have no idea what goes wrong. If I mannualy add api.o, c= ore.o in the compilation command, still get error like undefined reference = to '__stack_chk_guard'. = My collegue can build 4.2.0 plugins on Ubuntu Linux without any probl= em. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1885827/+subscriptions