54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
#include "uthash.h"
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#include <stdlib.h> /* malloc */
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#include <errno.h> /* perror */
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#include <stdio.h> /* printf */
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#define BUFLEN 20
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#if 0
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#undef uthash_expand_fyi
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#define uthash_expand_fyi(tbl) printf("expanding to %d buckets\n", tbl->num_buckets)
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#endif
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typedef struct name_rec {
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char boy_name[BUFLEN];
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UT_hash_handle hh;
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} name_rec;
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int main()
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{
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name_rec *name, *names=NULL;
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char linebuf[BUFLEN];
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FILE *file;
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int i=0,j=0;
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file = fopen( "test14.dat", "r" );
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if (file == NULL ) {
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perror("can't open: ");
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exit(-1);
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}
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while (fgets(linebuf,BUFLEN,file) != NULL) {
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i++;
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name = (name_rec*)malloc(sizeof(name_rec));
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if (name == NULL) {
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exit(-1);
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}
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strcpy(name->boy_name, linebuf);
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HASH_ADD_STR(names,boy_name,name);
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}
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fseek(file,0L,SEEK_SET);
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while (fgets(linebuf,BUFLEN,file) != NULL) {
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HASH_FIND_STR(names,linebuf,name);
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if (!name) {
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printf("failed to find: %s", linebuf);
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} else {
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j++;
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}
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}
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fclose(file);
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printf("lookup on %d of %d names succeeded\n", j, i);
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return 0;
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}
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