main.c

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/* STARTUP PROCEDURE FOR UNIX FORTRAN PROGRAMS */

#include "stdio.h"
#include "signal1.h"

#ifndef SIGIOT
#ifdef SIGABRT
#define SIGIOT SIGABRT
#endif
#endif

#ifndef KR_headers
#undef VOID
#include "stdlib.h"
#ifdef __cplusplus
extern "C" {
#endif
#endif

#ifndef VOID
#define VOID void
#endif

#ifdef __cplusplus
extern "C" {
#endif

#ifdef NO__STDC
#define ONEXIT onexit
extern VOID f_exit();
#else
#ifndef KR_headers
extern void f_exit(void);
#ifndef NO_ONEXIT
#define ONEXIT atexit
extern int atexit(void (*)(void));
#endif
#else
#ifndef NO_ONEXIT
#define ONEXIT onexit
extern VOID f_exit();
#endif
#endif
#endif

#ifdef KR_headers
extern VOID f_init(), sig_die();
extern int MAIN__();
#define Int /* int */
#else
extern void f_init(void), sig_die(char*, int);
extern int MAIN__(void);
#define Int int
#endif

static VOID sigfdie(Sigarg)
{
Use_Sigarg;
sig_die("Floating Exception", 1);
}


static VOID sigidie(Sigarg)
{
Use_Sigarg;
sig_die("IOT Trap", 1);
}

#ifdef SIGQUIT
static VOID sigqdie(Sigarg)
{
Use_Sigarg;
sig_die("Quit signal", 1);
}
#endif


static VOID sigindie(Sigarg)
{
Use_Sigarg;
sig_die("Interrupt", 0);
}

static VOID sigtdie(Sigarg)
{
Use_Sigarg;
sig_die("Killed", 0);
}

#ifdef SIGTRAP
static VOID sigtrdie(Sigarg)
{
Use_Sigarg;
sig_die("Trace trap", 1);
}
#endif


int xargc;
char **xargv;

#ifdef __cplusplus
        }
#endif

#ifdef KR_headers
main(argc, argv) int argc; char **argv;
#else
main(int argc, char **argv)
#endif
{
xargc = argc;
xargv = argv;
signal1(SIGFPE, sigfdie);       /* ignore underflow, enable overflow */
#ifdef SIGIOT
signal1(SIGIOT, sigidie);
#endif
#ifdef SIGTRAP
signal1(SIGTRAP, sigtrdie);
#endif
#ifdef SIGQUIT
if(signal1(SIGQUIT,sigqdie) == SIG_IGN)
        signal1(SIGQUIT, SIG_IGN);
#endif
if(signal1(SIGINT, sigindie) == SIG_IGN)
        signal1(SIGINT, SIG_IGN);
signal1(SIGTERM,sigtdie);

#ifdef pdp11
        ldfps(01200); /* detect overflow as an exception */
#endif

f_init();
#ifndef NO_ONEXIT
ONEXIT(f_exit);
#endif
MAIN__();
#ifdef NO_ONEXIT
f_exit();
#endif
exit(0);        /* exit(0) rather than return(0) to bypass Cray bug */
return 0;       /* For compilers that complain of missing return values; */
                /* others will complain that this is unreachable code. */
}
#ifdef __cplusplus
}
#endif