[LLVMdev] Compile-rt throw error undeclared identifier 'O_CLOEXEC'

[Chatsiri Ratana]

On Wed, Jun 6, 2012 at 5:33 PM, Alexey Samsonov <samsonov at google.com> wrote:

> Hi, Chatsiri!
>
>
>> ---------- Forwarded message ----------
>> From: Chatsiri Ratana <insiderboy at gmail.com>
>> Date: Wed, Jun 6, 2012 at 2:15 PM
>> Subject: [LLVMdev] Compile-rt throw error undeclared identifier
>> 'O_CLOEXEC'
>> To: llvmdev at cs.uiuc.edu
>>
>>
>> Hello All,
>>
>>      I build LLVM source code version 3.2 from SVN repository. After I
>> build source code of LLVM include "compiler-rt"(Compiler-rt at revision
>> 158057.
>> ) and "clang" are represent an error as below.
>>
>
>
>> make[5]: Entering directory
>> `/san01/home/chatsiri/workspacecpp/llvm-svn/projects/compiler-rt'
>>   COMPILE:   clang_linux/asan-x86_64/x86_64:
>> /san01/home/chatsiri/workspacecpp/llvm-svn/projects/compiler-rt/lib/sanitizer_common/sanitizer_linux.cc
>> /san01/home/chatsiri/workspacecpp/llvm-svn/projects/compiler-rt/lib/sanitizer_common/sanitizer_linux.cc:47:36:
>> error: use of
>>       undeclared identifier 'O_CLOEXEC'
>>       write ? O_WRONLY | O_CREAT | O_CLOEXEC : O_RDONLY,
>> 0660);                                   ^
>> 1 error generated.
>>
>> Who have any idea with error these?
>>
>
> The code in sanitizer_linux.cc calls libc function "open" and passes
> O_CLOEXEC as a flag to it. "man open" says:
> "O_CLOEXEC (Since Linux 2.6.23)"
> is it possible that your Linux is older that a given version?
>
Hi!,

     It's present version after check with "uname -r" command line. Kernel
version 2.6.18-194.17.4.el5. I cannot upgrade version of kernel because
another programs depend on current kernel version. How can i work around
this situation?

Best Regards,
Chatsiri Rattana

>
>
>>
>> Best Regards,
>> Chatsiri Rattana.
>>
>> --
> Alexey Samsonov, MSK
>
>


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