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

1.1       root        1: #include "../h/rt.h"
                      2: 
                      3: /*
                      4:  * defany(dp,def) - if dp is null, default to def.
                      5:  */
                      6: 
                      7: defany(dp, def)
                      8: struct descrip *dp, *def;
                      9:    {
                     10:    DeRef(*dp)
                     11:    if (NULLDESC(*dp)) {
                     12:       *dp = *def;
                     13:       return 1;
                     14:       }
                     15:    return 0;
                     16:    }

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