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Annotation of 42BSD/usr.lib/libU77/fork_.c, revision 1.1

1.1     ! root        1: /*
        !             2: char id_fork[] = "@(#)fork_.c  1.1";
        !             3:  *
        !             4:  * fork a copy of this process
        !             5:  *
        !             6:  * calling sequence:
        !             7:  *     integer fork
        !             8:  *     ierror = fork()
        !             9:  * where:
        !            10:  *     ierror will be  - child pid if parent and successful
        !            11:  *                     - 0 if child
        !            12:  *                     - -errno if unsuccessful
        !            13:  */
        !            14: 
        !            15: #include       "../libI77/fiodefs.h"
        !            16: 
        !            17: extern int errno;
        !            18: 
        !            19: long fork_()
        !            20: {
        !            21:        long i;
        !            22: 
        !            23:        for (i = 0; i < MXUNIT; i++)
        !            24:                flush_(&i);
        !            25:        i = (long)fork();
        !            26:        if (i < 0)
        !            27:                return((long)(-errno));
        !            28:        return(i);
        !            29: }

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