Add VLA compatibility macro for C89-ish compilers.

1 files changed, 2 insertions, 2 deletions

diff --git a/toxcore/friend_requests.c b/toxcore/friend_requests.c
index eedd2051..ba782e2b 100644
--- a/toxcore/friend_requests.c
+++ b/toxcore/friend_requests.c
@@ -138,9 +138,9 @@ static int friendreq_handlepacket(void *object, const uint8_t *source_pubkey, co
     addto_receivedlist(fr, source_pubkey);
 
     uint32_t message_len = length - sizeof(fr->nospam);
-    uint8_t message[message_len + 1];
+    VLA(uint8_t, message, message_len + 1);
     memcpy(message, packet + sizeof(fr->nospam), message_len);
-    message[sizeof(message) - 1] = 0; /* Be sure the message is null terminated. */
+    message[SIZEOF_VLA(message) - 1] = 0; /* Be sure the message is null terminated. */
 
     (*fr->handle_friendrequest)(fr->handle_friendrequest_object, source_pubkey, message, message_len, userdata);
     return 0;