Add -Wextra and fix warnings.

[notmuch] / message-file.c

diff --git a/message-file.c b/message-file.c
index cb2bf665006c4de4734f446e28c782c08a0f8a8a..f625a9300829293ff6352d062bc36f5b63a110a4 100644 (file)
--- a/message-file.c
+++ b/message-file.c
@@ -162,7 +162,7 @@ copy_header_unfolding (header_value_closure_t *value,
        chunk++;
 
     if (value->len + 1 + strlen (chunk) + 1 > value->size) {
-       int new_size = value->size;
+       unsigned int new_size = value->size;
        if (value->size == 0)
            new_size = strlen (chunk) + 1;
        else