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Make an assertion give more information

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Přemysl Eric Janouch 2015-08-16 21:56:47 +02:00
parent 1a305a1c6b
commit bb2de1fd48
1 changed files with 2 additions and 1 deletions
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liberty.c
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@ -679,7 +679,8 @@ static bool
set_blocking (int fd, bool blocking) set_blocking (int fd, bool blocking)
{ {
int flags = fcntl (fd, F_GETFL); int flags = fcntl (fd, F_GETFL);
hard_assert (flags != -1); if (flags == -1)
exit_fatal ("%s: %s", "fcntl", strerror (errno));
bool prev = !(flags & O_NONBLOCK); bool prev = !(flags & O_NONBLOCK);
if (blocking) if (blocking)