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87 lines
1.2 KiB
C
87 lines
1.2 KiB
C
/* Set up the signal behavior. */
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#include <stdio.h>
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#include "signal1.h"
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#ifndef SIGIOT
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#ifdef SIGABRT
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#define SIGIOT SIGABRT
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#endif
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#endif
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#include <stdlib.h>
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extern void sig_die (char *, int);
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static void
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sigfdie (Sigarg)
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{
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Use_Sigarg;
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sig_die ("Floating Exception", 1);
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}
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static void
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sigidie (Sigarg)
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{
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Use_Sigarg;
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sig_die ("IOT Trap", 1);
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}
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#ifdef SIGQUIT
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static void
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sigqdie (Sigarg)
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{
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Use_Sigarg;
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sig_die ("Quit signal", 1);
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}
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#endif
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static void
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sigindie (Sigarg)
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{
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Use_Sigarg;
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sig_die ("Interrupt", 0);
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}
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static void
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sigtdie (Sigarg)
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{
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Use_Sigarg;
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sig_die ("Killed", 0);
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}
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#ifdef SIGTRAP
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static void
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sigtrdie (Sigarg)
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{
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Use_Sigarg;
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sig_die ("Trace trap", 1);
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}
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#endif
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void
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f_setsig ()
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{
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signal1 (SIGFPE, sigfdie); /* ignore underflow, enable overflow */
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#ifdef SIGIOT
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signal1 (SIGIOT, sigidie);
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#endif
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#ifdef SIGTRAP
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signal1 (SIGTRAP, sigtrdie);
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#endif
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#ifdef SIGQUIT
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if (signal1 (SIGQUIT, sigqdie) == SIG_IGN)
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signal1 (SIGQUIT, SIG_IGN);
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#endif
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if (signal1 (SIGINT, sigindie) == SIG_IGN)
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signal1 (SIGINT, SIG_IGN);
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signal1 (SIGTERM, sigtdie);
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#ifdef pdp11
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ldfps (01200); /* detect overflow as an exception */
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#endif
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}
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