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Annotation of 43BSD/usr.lib/libF77/s_paus.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  *
        !             6:  *     @(#)s_paus.c    5.1     6/7/85
        !             7:  */
        !             8: 
        !             9: #include <stdio.h>
        !            10: #define PAUSESIG 15
        !            11: 
        !            12: 
        !            13: s_paus(s, n)
        !            14: char *s;
        !            15: long int n;
        !            16: {
        !            17: int i;
        !            18: int waitpause();
        !            19: 
        !            20: fprintf(stderr, "PAUSE: ");
        !            21: if(n > 0)
        !            22:        {
        !            23:        for(i = 0; i<n ; ++i)
        !            24:                putc(*s++, stderr);
        !            25:        putc('\n', stderr);
        !            26:        }
        !            27: if( isatty(fileno(stdin)) )
        !            28:        {
        !            29:        fprintf(stderr, "To resume execution, type:   go\nAny other input will terminate the program.\n");
        !            30:        if( getchar()!='g' || getchar()!='o' || getchar()!='\n' )
        !            31:                {
        !            32:                fprintf(stderr, "STOP\n");
        !            33:                f_exit();
        !            34:                _cleanup();
        !            35:                exit(0);
        !            36:                }
        !            37:        }
        !            38: else
        !            39:        {
        !            40:        fprintf(stderr, "To resume execution, type:    kill -%d %d\n",
        !            41:                PAUSESIG, getpid() );
        !            42:        signal(PAUSESIG, waitpause);
        !            43:        pause();
        !            44:        }
        !            45: fprintf(stderr, "Execution resumed after PAUSE.\n");
        !            46: }
        !            47: 
        !            48: 
        !            49: 
        !            50: 
        !            51: 
        !            52: static waitpause()
        !            53: {
        !            54: return;
        !            55: }

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