From da52cf6c58c61f45f604552a9057fc1eed324c89 Mon Sep 17 00:00:00 2001
From: koekeishiya <aasvi93@hotmail.com>
Date: Fri, 30 Mar 2018 14:27:52 +0200
Subject: #30 don't ovewrite existing keys in hashtable

---
 src/hashtable.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/hashtable.h')

diff --git a/src/hashtable.h b/src/hashtable.h
index 48ffaad..42d0166 100644
--- a/src/hashtable.h
+++ b/src/hashtable.h
@@ -89,7 +89,9 @@ void table_add(struct table *table, void *key, void *value)
 {
     struct bucket **bucket = table_get_bucket(table, key);
     if (*bucket) {
-        (*bucket)->value = value;
+        if (!(*bucket)->value) {
+            (*bucket)->value = value;
+        }
     } else {
         *bucket = table_new_bucket(key, value);
         ++table->count;
-- 
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