Alan Coopersmith <Alan.Coopersmith at Sun.COM> wrote:

> signal() is unsafe, unportable, and deprecated.   sigaction() is almost
> always preferred.   (On SysV OS'es, including Solaris, signal() resets
> the signal handler to the default when the signal is received, leaving
> a race condition before the handler can reassert it - sigaction does not
> do this.   See "Advanced Programming in the Unix Environment" or "Solaris

On SYSVr4 based systems, there is a simple way to make signal() based
programs safe:

#define singal  sigset

J?rg

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