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📄 assert.h(2.88 KB)
📄 bdb.h(1.29 KB)
📄 bitops.h(1.78 KB)
📄 cdefs.h(3.8 KB)
📄 cf.h(533 B)
📄 clock.h(2.16 KB)
📄 conf.h(91.52 KB)
📄 config.h(4.08 KB)
📄 debug.h(3.06 KB)
📄 errstring.h(3.27 KB)
📄 exc.h(3.54 KB)
📄 fdset.h(690 B)
📄 gen.h(1.78 KB)
📄 heap.h(3.19 KB)
📄 io.h(11.73 KB)
📄 ldap.h(3.44 KB)
📄 limits.h(1.26 KB)
📄 mbdb.h(1.05 KB)
📄 misc.h(489 B)
📄 notify.h(520 B)
📁 os
📄 path.h(824 B)
📄 rpool.h(4.07 KB)
📄 sem.h(1.37 KB)
📄 sendmail.h(662 B)
📄 setjmp.h(1.33 KB)
📄 shm.h(1 KB)
📄 signal.h(2.01 KB)
📄 string.h(2.65 KB)
📄 sysexits.h(4.24 KB)
📄 tailq.h(5.77 KB)
📄 test.h(912 B)
📄 time.h(1.32 KB)
📄 types.h(1.62 KB)
📄 varargs.h(1.29 KB)
📄 xtrap.h(833 B)

Editing: signal.h

/*
 * Copyright (c) 1998-2001 Proofpoint, Inc. and its suppliers.
 *	All rights reserved.
 * Copyright (c) 1983, 1995-1997 Eric P. Allman.  All rights reserved.
 * Copyright (c) 1988, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * By using this file, you agree to the terms and conditions set
 * forth in the LICENSE file which can be found at the top level of
 * the sendmail distribution.
 *
 *	$Id: signal.h,v 1.17 2013-11-22 20:51:31 ca Exp $
 */

/*
**  SIGNAL.H -- libsm (and sendmail) signal facilities
**		Extracted from sendmail/conf.h and focusing
**		on signal configuration.
*/

#ifndef SM_SIGNAL_H
#define SM_SIGNAL_H 1

#include <sys/types.h>
#include <limits.h>
#include <signal.h>
#include <sm/cdefs.h>
#include <sm/conf.h>

/*
**  Critical signal sections
*/

#define PEND_SIGHUP	0x0001
#define PEND_SIGINT	0x0002
#define PEND_SIGTERM	0x0004
#define PEND_SIGUSR1	0x0008

#define ENTER_CRITICAL()	InCriticalSection++

#define LEAVE_CRITICAL()						\
do									\
{									\
	if (InCriticalSection > 0)					\
		InCriticalSection--;					\
} while (0)

#define CHECK_CRITICAL(sig)						\
do									\
{									\
	if (InCriticalSection > 0 && (sig) != 0)			\
	{								\
		pend_signal((sig));					\
		return SIGFUNC_RETURN;					\
	}								\
} while (0)

/* variables */
extern unsigned int	volatile InCriticalSection;	/* >0 if in critical section */
extern int		volatile PendingSignal;	/* pending signal to resend */

/* functions */
extern void		pend_signal __P((int));

/* reset signal in case System V semantics */
#ifdef SYS5SIGNALS
# define FIX_SYSV_SIGNAL(sig, handler)					\
{									\
	if ((sig) != 0)							\
		(void) sm_signal((sig), (handler));			\
}
#else /* SYS5SIGNALS */
# define FIX_SYSV_SIGNAL(sig, handler)	{ /* EMPTY */ }
#endif /* SYS5SIGNALS */

extern void		sm_allsignals __P((bool));
extern int		sm_blocksignal __P((int));
extern int		sm_releasesignal __P((int));
extern sigfunc_t	sm_signal __P((int, sigfunc_t));
extern SIGFUNC_DECL	sm_signal_noop __P((int));
#endif /* SM_SIGNAL_H */

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Editing: signal.h

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