14 lines
423 B
C
14 lines
423 B
C
/* quit.h -- How to handle SIGINT gracefully. */
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#ifndef __QUIT__
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#define __QUIT__
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/* Non-zero means SIGINT has already ocurred. */
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extern int interrupt_state;
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sighandler throw_to_top_level ();
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/* Macro to call a great deal. SIGINT just sets above variable. When
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it is safe, put QUIT in the code, and the "interrupt" will take place. */
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#define QUIT if (interrupt_state) throw_to_top_level ()
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#endif /* __QUIT__ */
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