async.c

24 years ago

Ensure that 'errno' is saved and restored by all signal handlers that · 5491233f

Tom Lane authored 24 years ago

might change it.  Experimentation shows that the signal handler call
mechanism does not save/restore errno for you, at least not on Linux
or HPUX, so this is definitely a real risk.

5491233f

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Ensure that 'errno' is saved and restored by all signal handlers that

Tom Lane authored 24 years ago

might change it.  Experimentation shows that the signal handler call
mechanism does not save/restore errno for you, at least not on Linux
or HPUX, so this is definitely a real risk.