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Annotation of researchv10no/ipc/mgrs/svcmgr/subr.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * miscellany
        !             3:  */
        !             4: 
        !             5: #include "mgr.h"
        !             6: 
        !             7: /*
        !             8:  * read input up to a null
        !             9:  */
        !            10: char *
        !            11: rdline(f)
        !            12: int f;
        !            13: {
        !            14:        static char buf[2*ARB];
        !            15:        register char *p;
        !            16:        register int n;
        !            17: 
        !            18:        for (p = buf; p-buf<ARB-1; p++) {
        !            19:                n = read(f, p, 1);
        !            20:                if (n <= 0)
        !            21:                        break;
        !            22:                if (*p == '\0')
        !            23:                        return (buf);
        !            24:        }
        !            25:        return NULL;
        !            26: }

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