问pcl如何编译成供安卓使用的共享库文件 （有偿解决问题）？

我想在Ubuntu18.0.4下编译pcl库供安卓使用， 使用的是pcl-for-android这个git提供的方式，用的是ndk25的安卓工具链

。唯一 要求是安卓api level需是32 。 目前在编译中遇到如下错误。

Cross-build from 'Linux:x86_64' to 'Android:armv8'

Installing (downloading, building) binaries...

android-toolchain/r25b@bashbug/stable: Already installed!

lz4/1.9.2@bashbug/stable: Applying build-requirement: android-toolchain/r25b@bashbug/stable

lz4/1.9.2@bashbug/stable: WARN: Build folder is dirty, removing it: /root/.conan/data/lz4/1.9.2/bashbug/stable/build/278fbbfd93b48508f4bb6ebf2f52cc80110f5b26

lz4/1.9.2@bashbug/stable: Copying sources to build folder

lz4/1.9.2@bashbug/stable: Building your package in /root/.conan/data/lz4/1.9.2/bashbug/stable/build/278fbbfd93b48508f4bb6ebf2f52cc80110f5b26

lz4/1.9.2@bashbug/stable: Generator txt created conanbuildinfo.txt

lz4/1.9.2@bashbug/stable: Aggregating env generators

lz4/1.9.2@bashbug/stable: Calling build()

-- The C compiler identification is unknown

-- The CXX compiler identification is unknown

-- Detecting C compiler ABI info

-- Detecting C compiler ABI info - failed

-- Check for working C compiler: /root/.conan/data/android-toolchain/r25b/bashbug/stable/package/be241241e9d4718e5bab4eb33935bbb69606bb0c/android-ndk-r25b/toolchains/llvm/prebuilt/linux-x86_64/bin/clang

-- Check for working C compiler: /root/.conan/data/android-toolchain/r25b/bashbug/stable/package/be241241e9d4718e5bab4eb33935bbb69606bb0c/android-ndk-r25b/toolchains/llvm/prebuilt/linux-x86_64/bin/clang - broken

CMake Error at /usr/share/cmake-3.22/Modules/CMakeTestCCompiler.cmake:69 (message):

The C compiler

"/root/.conan/data/android-toolchain/r25b/bashbug/stable/package/be241241e9d4718e5bab4eb33935bbb69606bb0c/android-ndk-r25b/toolchains/llvm/prebuilt/linux-x86_64/bin/clang"

is not able to compile a simple test program.

It fails with the following output:

Change Dir: /root/.conan/data/lz4/1.9.2/bashbug/stable/build/278fbbfd93b48508f4bb6ebf2f52cc80110f5b26/armv8/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/gmake -f Makefile cmTC_19db5/fast && /usr/bin/gmake -f CMakeFiles/cmTC_19db5.dir/build.make CMakeFiles/cmTC_19db5.dir/build

gmake[1]: Entering directory '/root/.conan/data/lz4/1.9.2/bashbug/stable/build/278fbbfd93b48508f4bb6ebf2f52cc80110f5b26/armv8/CMakeFiles/CMakeTmp'

Building C object CMakeFiles/cmTC_19db5.dir/testCCompiler.c.o

/root/.conan/data/android-toolchain/r25b/bashbug/stable/package/be241241e9d4718e5bab4eb33935bbb69606bb0c/android-ndk-r25b/toolchains/llvm/prebuilt/linux-x86_64/bin/clang -g -DANDROID -fdata-sections -ffunction-sections -funwind-tables -fstack-protector-strong -no-canonical-prefixes -D_FORTIFY_SOURCE=2 -Wformat -Werror=format-security -o CMakeFiles/cmTC_19db5.dir/testCCompiler.c.o -c /root/.conan/data/lz4/1.9.2/bashbug/stable/build/278fbbfd93b48508f4bb6ebf2f52cc80110f5b26/armv8/CMakeFiles/CMakeTmp/testCCompiler.c

clang: error: no input files

gmake[1]: *** [CMakeFiles/cmTC_19db5.dir/build.make:78: CMakeFiles/cmTC_19db5.dir/testCCompiler.c.o] Error 1

gmake[1]: Leaving directory '/root/.conan/data/lz4/1.9.2/bashbug/stable/build/278fbbfd93b48508f4bb6ebf2f52cc80110f5b26/armv8/CMakeFiles/CMakeTmp'

gmake: *** [Makefile:127: cmTC_19db5/fast] Error 2

Checking whether the C compiler is IAR using "" did not match "IAR .+ Compiler":

clang: error: no input files

Checking whether the C compiler is IAR using "" did not match "IAR .+ Compiler":

clang: error: no input files

Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed.

Compiler: /root/.conan/data/android-toolchain/r25b/bashbug/stable/package/be241241e9d4718e5bab4eb33935bbb69606bb0c/android-ndk-r25b/toolchains/llvm/prebuilt/linux-x86_64/bin/clang++

Build flags: -g;-DANDROID;-fdata-sections;-ffunction-sections;-funwind-tables;-fstack-protector-strong;-no-canonical-prefixes;-D_FORTIFY_SOURCE=2;-Wformat;-Werror=format-security;;

Id flags: -c;--target=aarch64-none-linux-android32

The output was:

1

clang: error: no input files