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Man Pages


Manual Reference Pages  -  GETHTITEM (3)

[Include document man1/alc_contents.mac]

   gethtitem    gethtitem

NAME

gethtitem - searches an item in a hash table

[Include document man1/alc_origin.1]

CONTENTS

Synopsys
Parameters
Description
Return Value
Example
See Also

SYNOPSYS

#include "mut.h"
int gethtitem(table, key)
ht *table;
void *key;

PARAMETERS

table Hash table pointer
key Key used by the hash coding function

DESCRIPTION

gethtitem() searches an item in the hash table pointed to by table.

RETURN VALUE

If the key key exists, the associated value is returned, if it doesn’t, the function returns EMPTYHT.

EXAMPLE

#include <stdio.h>
#include "mut.h"
check(p)
losig_list *p;
{
char *amatla;
losig_list *ptsig;
locon_list *ptcon;
ht *h;
   for (i = 0, ptsig = p->LOSIG; ptsig; i++, ptsig = ptsig->NEXT);
   h = addht(i);
   /* two connectors can’t have the same name! */
   for (ptcon = p->LOCON; ptcon; ptcon = ptcon->NEXT)
      addhtitem(h, ptcon->NAME, 0);
   for (ptsig = p->LOSIG; ptsig; ptsig = ptsig->NEXT) {
      if (ptsig->TYPE == INTERNAL) {
         amatla = getsigname(ptsig);
         /* this is nicely done with sethtitem! */
         if (gethtitem(h, amatla) == EMPTYHT) {
            printf("N %s;\n", amatla);
            addhtitem(h, amatla, 0);
         }
      }
   }
   delht();
}

SEE ALSO

mbk(1), addht(3), delht(3), addhtitem(3), delhtitem(3), viewht(3).

[Include document man1/alc_bug_report.1]

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ASIM/LIP6 GETHTITEM (3) October 1, 1997

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