NetBSD/gnu/dist/postfix/util/posix_signals.h

60 lines
980 B
C

#ifndef _POSIX_SIGNALS_H_INCLUDED_
#define _POSIX_SIGNALS_H_INCLUDED_
/*++
/* NAME
/* posix_signals 3h
/* SUMMARY
/* POSIX signal handling compatibility
/* SYNOPSIS
/* #include <posix_signals.h>
/* DESCRIPTION
/* .nf
/*
* Compatibility interface.
*/
#ifdef MISSING_SIGSET_T
typedef int sigset_t;
enum {
SIG_BLOCK,
SIG_UNBLOCK,
SIG_SETMASK
};
extern int sigemptyset(sigset_t *);
extern int sigaddset(sigset_t *, int);
extern int sigprocmask(int, sigset_t *, sigset_t *);
#endif
#ifdef MISSING_SIGACTION
struct sigaction {
void (*sa_handler) ();
sigset_t sa_mask;
int sa_flags;
};
/* Possible values for sa_flags. Or them to set multiple. */
enum {
SA_RESTART,
SA_NOCLDSTOP = 4 /* drop the = 4. */
};
extern int sigaction(int, struct sigaction *, struct sigaction *);
#endif
/* AUTHOR(S)
/* Pieter Schoenmakers
/* Eindhoven University of Technology
/* P.O. Box 513
/* 5600 MB Eindhoven
/* The Netherlands
/*--*/
#endif