simple_time.c: fix set-but-not-used warning

Signed-off-by: Colin McCabe <cmccabe@alumni.cmu.edu>

diff --git a/simple_time.c b/simple_time.c
index 5906409..9bede48 100644 (file)
--- a/simple_time.c
+++ b/simple_time.c
@@ -24,13 +24,11 @@ int main(void)
 {
        while (1) {
                char str[27];
-               size_t len;
                time_t t = time(NULL);
                struct tm *tm = localtime(&t);
 
                str[0] = '\0';
                asctime_r(tm, str);
-               len = strlen(str);
                printf("\r");
                strip_newlines(str);
                printf("%s", str);