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Annotation of 43BSD/contrib/icon/rt/defcset.c, revision 1.1.1.1

1.1       root        1: #include "../h/rt.h"
                      2: 
                      3: /*
                      4:  * defcset(dp,cp,buf,def) - if dp is null, default to def;
                      5:  *  otherwise, convert to cset or die trying.
                      6:  */
                      7: 
                      8: defcset(dp, cp, buf, def)
                      9: struct descrip *dp;
                     10: int **cp;
                     11: int *buf, *def;
                     12:    {
                     13:    DeRef(*dp)
                     14:    if (NULLDESC(*dp)) {
                     15:       *cp = def;
                     16:       return 1;
                     17:       }
                     18:    if (cvcset(dp, cp, buf) == NULL)
                     19:       runerr(104, dp);
                     20:    return 0;
                     21:    }

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