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Annotation of researchv10no/cmd/spitbol/gethost.c, revision 1.1

1.1     ! root        1: 
        !             2: /*
        !             3:        gethost( scptr ) reads the host file and returns its first
        !             4:        line in the scblk.
        !             5: */
        !             6: 
        !             7: #include "spitblks.h"
        !             8: 
        !             9: gethost( scptr,maxlen )
        !            10: 
        !            11: struct scblk   *scptr;
        !            12: int    maxlen;
        !            13: 
        !            14: {
        !            15:        int     cnt = 0, fd, j;
        !            16: 
        !            17:        if ( (fd = open( "/usr/lib/spithost",0 )) >= 0 ) {
        !            18:                cnt     = read( fd,scptr -> str,maxlen );
        !            19:                close( fd );
        !            20:        }
        !            21: 
        !            22:        if (( cnt > 0 ) && ( scptr -> str[cnt - 1] == '\n' ))
        !            23:                --cnt;
        !            24:        scptr -> len = cnt;
        !            25: 
        !            26: }

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