eesupp/src/sigreg.c

/*
 * $Header: /u/gcmpack/MITgcm/eesupp/src/sigreg.c,v 1.2 2005/12/04 13:57:08 edhill Exp $
 * $Name:  $

//BOP
// !ROUTINE: sigreg
// !INTERFACE:
   sigreg()

// !DESCRIPTION:
// Register a signal handler

//EOP

*/

/*  Here, we get the definition of the FC_NAMEMANGLE() macro. */
#include "FC_NAMEMANGLE.h"

/* #define FC_NAMEMANGLE(X) X ## _ */

#ifdef HAVE_SIGREG
#include <stdlib.h>
#include <stdio.h>
#include <signal.h>
#include <errno.h>
#include <ucontext.h>
#endif

int * ip;

#ifdef HAVE_SIGREG
static void killhandler(
    unsigned int sn, siginfo_t  si, struct ucontext *sc )
{
    *ip = *ip + 1;
    return;
}
#endif

/* int main( int argc, char ** argv ) */
void FC_NAMEMANGLE(sigreg) (int * aip)
{
    ip = aip;
#ifdef HAVE_SIGREG
    struct sigaction s;
    s.sa_flags = SA_SIGINFO;
    s.sa_sigaction = (void *)killhandler;
    if(sigaction (SIGTERM,&s,(struct sigaction *)NULL)) {
        printf("Sigaction returned error = %d\n", errno);
        exit(0);
    }
#endif
    return;
}


1	edhill	1.1	/*
2	edhill	1.3	* $Header: /u/gcmpack/MITgcm/eesupp/src/sigreg.c,v 1.2 2005/12/04 13:57:08 edhill Exp $
3	edhill	1.1	* $Name: $
4
5			//BOP
6			// !ROUTINE: sigreg
7			// !INTERFACE:
8			sigreg()
9
10			// !DESCRIPTION:
11			// Register a signal handler
12
13			//EOP
14
15			*/
16
17			/* Here, we get the definition of the FC_NAMEMANGLE() macro. */
18			#include "FC_NAMEMANGLE.h"
19
20			/* #define FC_NAMEMANGLE(X) X ## _ */
21
22	edhill	1.3	#ifdef HAVE_SIGREG
23	edhill	1.1	#include <stdlib.h>
24			#include <stdio.h>
25			#include <signal.h>
26			#include <errno.h>
27			#include <ucontext.h>
28	edhill	1.3	#endif
29	edhill	1.1
30			int * ip;
31
32	edhill	1.3	#ifdef HAVE_SIGREG
33	edhill	1.1	static void killhandler(
34			unsigned int sn, siginfo_t si, struct ucontext *sc )
35			{
36			ip = ip + 1;
37			return;
38			}
39	edhill	1.3	#endif
40	edhill	1.1
41			/* int main( int argc, char ** argv ) */
42			void FC_NAMEMANGLE(sigreg) (int * aip)
43			{
44	edhill	1.3	ip = aip;
45			#ifdef HAVE_SIGREG
46	edhill	1.2	struct sigaction s;
47	edhill	1.1	s.sa_flags = SA_SIGINFO;
48			s.sa_sigaction = (void *)killhandler;
49			if(sigaction (SIGTERM,&s,(struct sigaction *)NULL)) {
50			printf("Sigaction returned error = %d\n", errno);
51			exit(0);
52			}
53	edhill	1.3	#endif
54	edhill	1.1	return;
55			}
56
57