39 lines
1.0 KiB
C++
39 lines
1.0 KiB
C++
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/*
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* signal.h
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*
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* define signal values. Only SIGINT and SIGFPE are recognized on DOS.
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*
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* Copyright (C) Microsoft Corporation, 1984, 1985, 1986
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*
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*/
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#define NSIG 9
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#define SIGINT 2 /* interrupt - corresponds to DOS int 23H */
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#define SIGFPE 8 /* floating point exception */
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#define SIG_DFL (int (*)())0 /* terminate process on receipt */
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#define SIG_IGN (int (*)())1 /* ignore */
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/* function declarations for those who want strong type checking
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* on arguments to library function calls
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*/
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#ifdef LINT_ARGS /* argument checking enabled */
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#ifndef NO_EXT_KEYS /* extended keywords are enabled */
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int (cdecl *signal(int, int (*)()))();
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#else /* extended keywords not enabled */
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int (*signal(int, int (*)()))();
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#endif /* NO_EXT_KEYS */
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#else /* argument checking not enabled */
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#ifndef NO_EXT_KEYS /* extended keywords are enabled */
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int (cdecl *signal())();
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#else /* extended keywords not enabled */
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int (*signal())();
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#endif /* NO_EXT_KEYS */
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#endif /* LINT_ARGS */
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