From 8a6a0ba3ee3167a3c3ca2f550c04b9fa255592b5 Mon Sep 17 00:00:00 2001
From: Meutel <meutel@meutel.net>
Date: Fri, 30 Dec 2016 15:54:32 +0100
Subject: [PATCH] Free author mem

---
 db.c | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/db.c b/db.c
index 10978fb..5c4e69e 100644
--- a/db.c
+++ b/db.c
@@ -77,6 +77,13 @@ db_book_unfill(Book *p)
   db_series_unfill(&p->s);
 }
 
+static void
+db_author_unfill(Author *p) {
+  if (NULL == p)
+    return;
+  free(p->name);
+}
+
 void
 db_book_free(Book *p)
 {
@@ -88,7 +95,9 @@ void
 db_book_adv_free(BookAdv *p)
 {
   db_book_unfill(&p->b);
-  //TODO free authors
+  for (size_t i = 0; i < p->asize; i++) {
+    db_author_unfill(p->a[i]);
+  }
   free(p);
 }
 
@@ -114,7 +123,9 @@ db_books_load(struct kreq *r, BookAdv **books, int limit)
   }
   struct ksqlstmt *stmt;
   struct bookauth *p = NULL;
+  struct bookauth *item = NULL;
   int i, count = 0;
+  int64_t bid;
 
   ksql_stmt_alloc(r->arg, &stmt, 
             stmts[STMT_BOOKS], 
@@ -134,11 +145,11 @@ db_books_load(struct kreq *r, BookAdv **books, int limit)
   ksql_bind_int(stmt, 0, limit);
   while (KSQL_ROW == ksql_stmt_step(stmt)) {
     // add author to list, link related book and increment asize
-    struct bookauth *item = kcalloc(1, sizeof(struct bookauth));
+    item = kcalloc(1, sizeof(struct bookauth));
     item->a = kcalloc(1, sizeof(Author));
     item->a->id = ksql_stmt_int(stmt, 0);
     item->a->name = kstrdup(ksql_stmt_str(stmt, 1));
-    int64_t bid = ksql_stmt_int(stmt, 2);
+    bid = ksql_stmt_int(stmt, 2);
     for (i = 0; i < count && NULL == item->b; i++) {
       if (books[i]->b.id == bid) {
         item->b = books[i];
@@ -157,9 +168,10 @@ db_books_load(struct kreq *r, BookAdv **books, int limit)
     }
     p->b->a[p->b->asize] = p->a;// add author
     p->b->asize++;
+    item = p;
     p = p->p;
+    free(item);
   }
-  // TODO free linked list (not authors)
   ksql_stmt_free(stmt);
 
   return count;