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Annotation of coherent/d/etc/reboot.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Reboot the processor by transferring to the reset vector of the 8088.
                      3:  *
                      4:  * $Log:       /usr/src.inetco/etc/reboot.c,v $
                      5:  * Revision 1.3        90/04/17  14:56:54      root
                      6:  * steve 4/17/90
                      7:  * Added sync() after prompt with -p option.
                      8:  * 
                      9:  * Revision 1.2        90/04/17  14:48:29      root
                     10:  * steve 4/17/90
                     11:  * Added "-p" option to prompt user to hit <Enter> before rebooting,
                     12:  * for use during installation.
                     13:  * 
                     14:  * Revision 1.1        90/04/17  14:34:11      root
                     15:  * Initial revision
                     16:  * 
                     17:  * 86/12/19    Allan Cornish           /usr/src/cmd/etc/reboot.c
                     18:  * reboot.s converted into reboot.c and rebootas.s to provide time for
                     19:  * disk drives to turn off before initiating reboot.
                     20:  */
                     21: 
                     22: #include <stdio.h>
                     23: #include <signal.h>
                     24: 
                     25: sigquiet( sig )
                     26: int sig;
                     27: {
                     28:        signal( sig, sigquiet );
                     29: }
                     30: 
                     31: main (argc, argv) int argc; char *argv[];
                     32: {
                     33:        char buf[80];
                     34: 
                     35:        if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'p') {
                     36:                /* Prompt before reboot. */
                     37:                printf("Hit <Enter> and your system will reboot automatically... ");
                     38:                fflush(stdout);
                     39:                sync();
                     40:                fgets(buf, sizeof buf, stdin);
                     41:        }
                     42:                
                     43:        /*
                     44:         * Trap alarm signals.
                     45:         */
                     46:        signal( SIGALRM, sigquiet );
                     47: 
                     48:        /*
                     49:         * Wait at least 4 seconds for drives to turn off, etc.
                     50:         */
                     51:        alarm( 5 );
                     52:        pause();
                     53: 
                     54:        /*
                     55:         * Reboot the processor.
                     56:         */
                     57:        reboot();
                     58: 
                     59:        /*
                     60:         * Should never reach here.
                     61:         */
                     62:        exit(1);
                     63: }

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