Copy generalized table

From , 3 Years ago, written in C, viewed 227 times.

int CopyGList ( GList ls1, GList *ls2 )
{
        if ( !ls1 ) *ls2 = NULL; /*复制空表*/
        else
        {
                if ( ! ( *ls2 = ( Glist ) malloc ( sizeof ( Glnode ) ) ) ) return 0; /*建表结点*/
                ( *ls2 )->tag = ls1->tag;
                if ( ls1->tag = = 0 ) ( *ls2 )->data = ls1->data; /*复制单元素*/
                else
                {
                        CopyGList ( & ( ( *ls2 )->ptr.hp ), ls1->ptr.hp ); /*复制广义表ls1->ptr.hp 的一个副本*/
                        CopyGList ( & ( ( *ls2 )->ptr.tp ) , ls1->ptr.tp ); /*复制广义表ls1->ptr.tp 的一个副本*/
                }
        }
        return 1;
}
 

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Copy generalized table

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