fix build warnings

Signed-off-by: Mika Laitio <lamikr@pilppa.org>

diff --git a/src/W1Device.cc b/src/W1Device.cc
index eb94b24b3039ed611d17f5ba6d2692441b3835bb..576d216713e9e5f9223fa753c729d8f5aa1c77ed 100644 (file)
--- a/src/W1Device.cc
+++ b/src/W1Device.cc
@@ -155,7 +155,7 @@ void W1Device::save_and_clean_cache() {
 
        dec_precision   = get_data_decimal_precision();
        pthread_mutex_lock(&plock);
-       log_debug("memory cache size: %d\n", memory_cache.size());
+       log_debug("memory cache size: %lu\n", memory_cache.size());
        StoreDay::save(id, &memory_cache, dec_precision);
        while(memory_cache.empty() == false) {
                data    = memory_cache.back();