From d95b4c30890a9a05243a911ed2c7443a812a01fa Mon Sep 17 00:00:00 2001
From: "Alexander \"Arav\" Andreev" <me@arav.su>
Date: Thu, 28 Mar 2024 18:03:41 +0400
Subject: [PATCH] Return from addrbook_load if a file is empty.

---
 src/addrbook.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/addrbook.c b/src/addrbook.c
index d224078..0f6bdee 100644
--- a/src/addrbook.c
+++ b/src/addrbook.c
@@ -46,9 +46,12 @@ int addrbook_load(addrbook_t *ab, FILE *in) {
     char *line = NULL;
     size_t line_len = 0;
     size_t lines = 0;
-
-    while (getline(&line, &line_len, in) != -1)
+    while (getline(&line, &line_len, in) != -1) {
         ++lines;
+    }
+
+    if (lines == 0)
+        return -1;
 
     if (ab->entries != NULL)
         free(ab->entries);