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Annotation of 43BSD/contrib/icon/rt/deffile.c, revision 1.1

1.1     ! root        1: #include "../h/rt.h"
        !             2: 
        !             3: /*
        !             4:  * deffile - if dp is null, default to def; otherwise, make sure it's a file.
        !             5:  */
        !             6: 
        !             7: deffile(dp, def)
        !             8: struct descrip *dp, *def;
        !             9:    {
        !            10:    DeRef(*dp)
        !            11:    if (NULLDESC(*dp)) {
        !            12:       *dp = *def;
        !            13:       return 1;
        !            14:       }
        !            15:    if (QUAL(*dp) || TYPE(*dp) != T_FILE)
        !            16:       runerr(105, dp);
        !            17:    return 0;
        !            18:    }

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