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Viewing changes to drizzled/function/func.h

Moved coercibility into a plugin.

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drizzled/function/func.h
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    allowed_arg_cols(1), arg_count(0)
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  {
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    with_sum_func= 0;
 
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    collation.set(DERIVATION_SYSCONST);
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  }
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  Item_func(Item *a):
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    args= tmp_arg;
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    args[0]= a;
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    with_sum_func= a->with_sum_func;
 
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    collation.set(DERIVATION_SYSCONST);
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  }
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  Item_func(Item *a,Item *b):
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    args= tmp_arg;
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    args[0]= a; args[1]= b;
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    with_sum_func= a->with_sum_func || b->with_sum_func;
 
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    collation.set(DERIVATION_SYSCONST);
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  }
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  Item_func(Item *a,Item *b,Item *c):
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      args[0]= a; args[1]= b; args[2]= c;
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      with_sum_func= a->with_sum_func || b->with_sum_func || c->with_sum_func;
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    }
 
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    collation.set(DERIVATION_SYSCONST);
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  }
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  Item_func(Item *a,Item *b,Item *c,Item *d):
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      with_sum_func= a->with_sum_func || b->with_sum_func ||
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        c->with_sum_func || d->with_sum_func;
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    }
 
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    collation.set(DERIVATION_SYSCONST);
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  }
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  Item_func(Item *a,Item *b,Item *c,Item *d,Item* e):
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      with_sum_func= a->with_sum_func || b->with_sum_func ||
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        c->with_sum_func || d->with_sum_func || e->with_sum_func ;
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    }
 
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    collation.set(DERIVATION_SYSCONST);
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  }
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  Item_func(List<Item> &list);