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Formerly main.c.~38~

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This commit is contained in:
Roland McGrath 1992-04-30 22:17:12 +00:00
parent 56f17eb659
commit 9edeb3ad8e
1 changed files with 18 additions and 1 deletions
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19
main.c
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@ -268,7 +268,14 @@ struct file *default_goal_file;
struct file *default_file;
/* Mask of signals that are being caught with fatal_error_signal. */
#ifdef POSIX
sigset_t fatal_signal_set;
#else
#ifndef USG
int fatal_signal_mask;
#endif
#endif
int
main (argc, argv, envp)
@ -299,14 +306,24 @@ main (argc, argv, envp)
init_siglist ();
#endif
#ifdef POSIX
sigemptyset (&fatal_signal_set);
#define ADD_SIG(sig) sigaddset (sig, &fatal_signal_set)
#else
#ifndef USG
fatal_signal_mask = 0;
#define ADD_SIG(sig) fatal_signal_mask |= sigmask (sig)
#else
#define ADD_SIG(sig)
#endif
#endif
#define FATAL_SIG(sig) \
if (SIGNAL ((sig), (SIGHANDLER) fatal_error_signal) \
== (SIGHANDLER) SIG_IGN) \
(void) SIGNAL ((sig), SIG_IGN); \
else \
fatal_signal_mask |= sigmask (sig);
ADD_SIG (sig);
FATAL_SIG (SIGHUP);
FATAL_SIG (SIGQUIT);