Re: Processed: Bug#679198: bash: [on native FreeBSD] unable to set FD_CLOEXEC flag
2012/6/29 Steven Chamberlain <steven@pyro.eu.org>:
> #679198 is this bug. Did you mean #635192?
Yes, sorry.
> In /usr/include/i386-kfreebsd-gnu/bits/fcntl.h :
>
>> #if _POSIX_C_SOURCE >= 200809L
>> #define O_TTY_INIT 0x00080000 /* Restore default termios attributes */
>> /* Defining O_CLOEXEC would break kfreebsd 8.1, see #635192 */
>> /* #define O_CLOEXEC 0x00100000 */
>> #endif
>
> So it is undefined on purpose?
Correct. Although leaving it undefined might be worse than defining
it. E.g. consider programs doing:
/* use O_CLOEXEC if possible */
#ifndef O_CLOEXEC
#define O_CLOEXEC 0
#endif
fd = open (..., O_CLOEXEC);
// don't bother closing fd
But the decision is up to glibc maintainers.
--
Robert Millan
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