On 1/4/21 2:02 AM, Cameron MacPherson wrote:
> #define oprintf(...) \ ({ \ char *msg_oprintf; \
> fprintf(outfifo,__VA_ARGS__); \
> fflush(outfifo); \ msg_oprintf =
> xasprintf(__VA_ARGS__); \ log("OUT: %s\n",
> msg_oprintf); \ free(msg_oprintf); \ })
>
> i would add fsync(fileno(outfifo)) after fflush(outfifo) otherwise its not
> guaranteed that anything actually gets written to the file which is a fifo
> so if something (the client?) is reading that fifo it will block until the
> fsync happens. if glibc used to fsync on fflush and doesnt any longer (its
> not required to) i imagine this could cause the problem.
OK, I'll try that tomorrow.
Adrian
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer - glaub...@debian.org
`. `' Freie Universitaet Berlin - glaub...@physik.fu-berlin.de
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