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Better tree walking for duplicate results

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This commit is contained in:
Jeremy Lakeman 2012-11-16 15:39:33 +10:30
parent 6599835331
commit 1df18ae43d
1 changed files with 9 additions and 7 deletions
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16
directory_service.c
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@ -99,15 +99,17 @@ static void add_record(){
add_item(did, url);
}
static void respond(char *token, struct item *item){
static void respond(char *token, struct item *item, char *key){
if (!item)
return;
if (item->_left && strcmp(item->key, item->_left->key)==0)
respond(token, item->_left);
if (item->expires > gettime_ms())
int c = strcmp(item->key, key);
if (c<=0)
respond(token, item->_left, key);
if (c==0 && item->expires > gettime_ms())
printf("%s|%s|\n",token,item->value);
if (item->_right && strcmp(item->key, item->_right->key)==0)
respond(token, item->_right);
if (c>=0)
respond(token, item->_right, key);
}
static void process_line(char *line){
@ -119,7 +121,7 @@ static void process_line(char *line){
while(*p && *p!='|') p++;
*p++=0;
respond(token, find_item(did));
respond(token, find_item(did), did);
printf("DONE\n");
fflush(stdout);
}