内容简介:编译OmniROM 8.1时,在这个地方出错:其中涉及到了Flex这款语法解释器生成器(lexical analyser generator),它的作用是将以Android Ninja编译系统的好处是,会将出错的命令记录在屏幕上。拷贝上述出错的命令,重新执行:
编译OmniROM 8.1时,在这个地方出错:
[ 21% 2441/11398] //external/selinux/checkpolicy:checkpolicy lex policy_scan.l [linux] FAILED: /home/anclark/Wonderland/aosp3/omni8/out/soong/.intermediates/external/selinux/checkpolicy/checkpolicy/linux_x86_64/gen/lex/external/selinux/checkpolicy/policy_scan.c prebuilts/misc/linux-x86/flex/flex-2.5.39 -o/home/anclark/Wonderland/aosp3/omni8/out/soong/.intermediates/external/selinux/checkpolicy/checkpolicy/linux_x86_64/gen/lex/external/selinux/checkpolicy/policy_scan.c external/selinux/checkpolicy/policy_scan.l flex-2.5.39: loadlocale.c:130: _nl_intern_locale_data: Assertion `cnt < (sizeof (_nl_value_type_LC_TIME) / sizeof (_nl_value_type_LC_TIME[0]))' failed. Aborted (core dumped)
其中涉及到了Flex这款语法解释器生成器(lexical analyser generator),它的作用是将以 *.l
为扩展名的源文件编译成解释器的 C语言 代码。 checkpolicy
这个用于检测SELinux策略(SELinux policy)的工具,正是使用 flex
来解析策略文件的语法的。
Android Ninja编译系统的好处是,会将出错的命令记录在屏幕上。拷贝上述出错的命令,重新执行:
prebuilts/misc/linux-x86/flex/flex-2.5.39 -o/home/anclark/Wonderland/aosp3/omni8/out/soong/.intermediates/external/selinux/checkpolicy/checkpolicy/linux_x86_64/gen/lex/external/selinux/checkpolicy/policy_scan.c external/selinux/checkpolicy/policy_scan.l
发现问题依旧。
于是,笔者试着更换一个Flex版本,以 apt
安装的版本 2.6.4
( sudo apt install flex
)尝试编译:
flex -o/home/anclark/Wonderland/aosp3/omni8/out/soong/.intermediates/external/selinux/checkpolicy/checkpolicy/linux_x86_64/gen/lex/external/selinux/checkpolicy/policy_scan.c external/selinux/checkpolicy/policy_scan.l
结果成功!
看来,问题就出在OmniROM源码附带的Flex 2.5.39
版本里。
暂时使用符号链接,将OmniROM自带的Flex更换为 apt
的最新版:
ln -s /usr/bin/flex prebuilts/misc/linux-x86/flex/flex-2.5.39
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