Category : C Source Code
Archive   : ABOUTNEW.ZIP
Filename : NDXFIND.C

#include "stdio.h"
#include "ndx.h"
/*$LISTMACRO*/

long ndxfind(ndxfile,target_key,current_key,MAX_KEY_SIZE)
FILE *ndxfile; /* Must be open in binary mode */
char target_key[];
int MAX_KEY_SIZE;
{
long key_ptr,result;
int still_looking=1;
int bufsize;
int lenpos;
if (rewind(ndxfile)) return -12;
lenpos=getc(ndxfile);
bufsize=MAX_KEY_SIZE+2;
result=-1;
key_ptr=0;
while (still_looking)
{
if (still_looking=fread(&key_ptr,lenpos,1,ndxfile))
if (still_looking=fgets(current_key,bufsize,ndxfile))
if (!(still_looking=!comp(target_key,current_key)))
result=key_ptr;
}
return result; /* not found */
}