Mer*_*ert 16 c++ android boost android-ndk c++11
我正在尝试使用c ++ 11支持为android构建boost_1.60.0(作为共享库).我正在使用最新的ndk(目前是android-ndk-r10e).构建主机是Windows-10.
这适用于非开源项目.所以据我所知,我不能使用gnustl_shared,我需要使用c ++ _ shared作为android c ++运行时.
我的project-config.jam看起来像这样:
androidNDKRoot = c:/android-ndk-r10e ;
using gcc : android :
$(androidNDKRoot)/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/arm-linux-androideabi-g++ :
<root>$(androidNDKRoot)/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/
<compileflags>-MMD
<compileflags>-MP
<compileflags>-MF
<compileflags>-fpic
<compileflags>-ffunction-sections
<compileflags>-funwind-tables
<compileflags>-fstack-protector
<compileflags>-no-canonical-prefixes
<compileflags>-march=armv5te
<compileflags>-mtune=xscale
<compileflags>-msoft-float
<compileflags>-fno-rtti
<compileflags>-mthumb
<compileflags>-Os
<compileflags>-g
<compileflags>-DNDEBUG
<compileflags>-fomit-frame-pointer
<compileflags>-fno-strict-aliasing
<compileflags>-finline-limit=64
<compileflags>-IC:/android-ndk-r10e/sources/cxx-stl/llvm-libc++/libcxx/include
<compileflags>-IC:/android-ndk-r10e/sources/cxx-stl/llvm-libc++/../llvm-libc++abi/libcxxabi/include
<compileflags>-IC:/android-ndk-r10e/sources/cxx-stl/llvm-libc++/../../android/support/include
<compileflags>-IC:/android-ndk-r10e/platforms/android-9/arch-arm/usr/include
<compileflags>-Wa,--noexecstack
<compileflags>-Wformat
<compileflags>-Werror=format-security
<compileflags>-DUNIX
<compileflags>-DANDROID
<compileflags>-Wl,--no-undefined
<cxxflags>-fexceptions
<linkflags>-lc++_shared
<archiver>$(androidNDKRoot)/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/arm-linux-androideabi-ar
<ranlib>$(androidNDKRoot)/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/arm-linux-androideabi-ranlib
;
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build命令是:
b2 --toolset=gcc-android cxxflags="-std=c++11 " --prefix=..\boost_android_arm --builddir=./boost_android_arm/builddir target-os=linux --with-filesystem define=BOOST_FILESYSTEM_VERSION=3 link=shared runtime-link=shared threading=multi
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为了确定project-config.jam中的参数,我使用ndk-build构建了一个示例共享库,获取了它的调试消息,并提取了它使用的编译和链接命令.
编译:
C:\android-ndk-r10e\toolchains\arm-linux-androideabi-4.8\prebuilt\windows-x86_64\bin\arm-linux-androideabi-g++.exe,C:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/arm-linux-androideabi-g++ -MMD -MP -MF ./obj/local/armeabi/objs/someLib/./Unity1.o.d -fpic -ffunction-sections -funwind-tables -fstack-protector -no-canonical-prefixes -march=armv5te -mtune=xscale -msoft-float -fno-exceptions -fno-rtti -mthumb -Os -g -DNDEBUG -fomit-frame-pointer -fno-strict-aliasing -finline-limit=64 -Ijni/../../library/../../../../ -Ijni/../../library/../../../../src/ -IC:/android-ndk-r10e/sources/cxx-stl/llvm-libc++/libcxx/include -IC:/android-ndk-r10e/sources/cxx-stl/llvm-libc++/../llvm-libc++abi/libcxxabi/include -IC:/android-ndk-r10e/sources/cxx-stl/llvm-libc++/../../android/support/include -Ijni/../../library -DANDROID -DHAVE_CONFIG_H -DSESTEK_ANDROID_XERCES_HACK -Wa,--noexecstack -Wformat -Werror=format-security -std=c++11 -fno-strict-aliasing -frtti -fexceptions -DUNIX -DANDROID -IC:/android-ndk-r10e/platforms/android-9/arch-arm/usr/include -c jni/../../library/./Unity1.cpp -o ./obj/local/armeabi/objs/someLib/./Unity1.o,...)
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链接:
C:\android-ndk-r10e\toolchains\arm-linux-androideabi-4.8\prebuilt\windows-x86_64\bin\arm-linux-androideabi-g++.exe,C:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/arm-linux-androideabi-g++ -Wl,-soname,libsomeLib.so -shared --sysroot=C:/android-ndk-r10e/platforms/android-9/arch-arm ./obj/local/armeabi/objs/someLib/./Unity1.o -lgcc ./obj/local/armeabi/libc++_shared.so -no-canonical-prefixes -Wl,--no-undefined -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now -mthumb -lc -lm -o ./obj/local/armeabi/libsomeLib.so,...)
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为简洁起见,我只为此试用版构建文件系统,但最后我计划至少构建线程,文件系统,date_time,asio和日志库.
最后我得到的错误如下.
...patience...
...found 660 targets...
...updating 13 targets...
gcc.compile.c++ bin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi\error_code.o
gcc.link.dll bin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi\libboost_system-gcc-mt-1_60.so.1.60.0
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot open crtbegin_so.o: No such file or directory
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot find -lrt
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot open crtend_so.o: No such file or directory
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot find -lc++_shared
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot find -lstdc++
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot find -lm
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot find -lc
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot find -ldl
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: cannot find -lc
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: bin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi\error_code.o: requires unsupported dynamic reloc R_ARM_REL32; recompile with -fPIC
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: bin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi\error_code.o: requires unsupported dynamic reloc R_ARM_REL32; recompile with -fPIC
c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.8/../../../../arm-linux-androideabi/bin/ld.exe: error: bin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi\error_code.o: requires unsupported dynamic reloc R_ARM_REL32; recompile with -fPIC
./boost/system/detail/error_code.ipp:458: error: undefined reference to '__dso_handle'
./boost/system/detail/error_code.ipp:464: error: undefined reference to '__dso_handle'
./boost/system/detail/error_code.ipp:158: error: undefined reference to '__dso_handle'
collect2.exe: error: ld returned 1 exit status
"c:/android-ndk-r10e/toolchains/arm-linux-androideabi-4.8/prebuilt/windows-x86_64/bin/arm-linux-androideabi-g++" -o "bin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi\libboost_system-gcc-mt-1_60.so.1.60.0" -shared -Wl,--start-group "bin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi\error_code.o" -Wl,-Bstatic -Wl,-Bdynamic -lrt -Wl,--end-group -lc++_shared -pthread
...failed gcc.link.dll bin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi\libboost_system-gcc-mt-1_60.so.1.60.0...
...skipped <pstage\lib>libboost_system-gcc-mt-1_60.so.1.60.0 for lack of <pbin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi>libboost_system-gcc-mt-1_60.so.1.60.0...
gcc.compile.c++ bin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi\codecvt_error_category.o
gcc.compile.c++ bin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi\operations.o
gcc.compile.c++ bin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi\path.o
gcc.compile.c++ bin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi\path_traits.o
gcc.compile.c++ bin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi\portability.o
gcc.compile.c++ bin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi\unique_path.o
gcc.compile.c++ bin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi\utf8_codecvt_facet.o
gcc.compile.c++ bin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi\windows_file_codecvt.o
...skipped <pbin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi>libboost_filesystem-gcc-mt-1_60.so.1.60.0 for lack of <pbin.v2\libs\system\build\gcc-android\release\target-os-linux\threading-multi>libboost_system-gcc-mt-1_60.so.1.60.0...
...skipped <pstage\lib>libboost_filesystem-gcc-mt-1_60.so.1.60.0 for lack of <pbin.v2\libs\filesystem\build\gcc-android\release\target-os-linux\threading-multi>libboost_filesystem-gcc-mt-1_60.so.1.60.0...
...failed updating 1 target...
...skipped 3 targets...
...updated 9 targets...
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该错误告诉它需要该目录来查找必要的库,但问题是在android ndk下有几个文件名为rt和crtbegin_so.o等.我想我需要让编译器确定正确的目录本身.
总而言之,我需要的是为c ++ 11支持构建用于android的boost共享库.所以我可以通过使用上面的构建参数指向正确的方向或者为我提供工作样本来接受你的帮助,这样我就可以自己计算出细节.
还有一件事:如果我使用link=static而不是link=shared在构建命令中构建成功.但我还没有尝试过生成的静态库.
我知道你在询问Windows,但是我想在macOS上做这个,并且几乎没有确切的错误.我终于崩溃并在我的linode服务器上做了它没有问题.这告诉我,他们并没有真正做好测试其他平台的工作.仅在macOS上编译静态工作,就像您在Windows上发现的一样.
参考点
如果您想知道我为什么使用clang,发行说明会有以下消息:
GCC不再受支持.它尚未从NDK中删除,但不再接收反向端口.直到libc ++变得足够稳定才成为默认值之后才能删除它,因为gnustl的某些部分仍然与Clang不兼容.在那之后它可能会被删除.
我把这个文件放在我的主目录中.呸.
androidNDKRoot = /path/to/ndk-R13-standalone ;
using clang : android
:
$(androidNDKRoot)/bin/arm-linux-androideabi-clang++
:
;
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libtool.m4下tools/build/src/engine/boehm_gc/libtool.m4在升压源没有提及Android和你需要改变version_type=linux的部分linux*)来version_type=none.这将导致出现符号链接,而不会在链接到输出中的版本化共享库的末尾附加版本号.
目标操作系统必须是android,以避免-lrt传递标志,这将导致共享链接失败.
./b2 \
-d+2 \
-j 4 \
--reconfigure \
target-os=android \
toolset=clang-android \
include=${ANDROID_NDK_STANDALONE}/include/c++/4.9.x \
link=static,shared \
variant=debug,release \
threading=multi \
--layout=versioned \
--prefix=${BOOST_INSTALL_DIR} \
install
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相关信息在这里(Boost for Android),他们已经能够成功构建共享库,但生成的文件似乎有一个android无法处理的版本后缀。另外,不能只重命名二进制文件,因为文件名是硬编码在其中的。根据上一篇文章,一种解决方法是在文件的 linux 部分将变量 version_type 设置为 none (version_type=none)。在您的情况下,构建设置可能会有所不同,但可能值得看看他们在讨论中所做的更改。
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