fix unused but set variables

cache.c: In function ‘cache_add_attr’:
cache.c:167:9: warning: variable ‘now’ set but not used [-Wunused-but-set-variable]
cache.c: In function ‘cache_add_dir’:
cache.c:188:9: warning: variable ‘now’ set but not used [-Wunused-but-set-variable]
cache.c: In function ‘cache_add_link’:
cache.c:212:9: warning: variable ‘now’ set but not used [-Wunused-but-set-variable]

diff --git a/cache.c b/cache.c
index bb23f8f..2a06726 100644 (file)
--- a/cache.c
+++ b/cache.c
@@ -164,7 +164,6 @@ static struct node *cache_get(const char *path)
 void cache_add_attr(const char *path, const struct stat *stbuf, uint64_t wrctr)
 {
        struct node *node;
-       time_t now;
 
        if (!cache.on)
                return;
@@ -172,7 +171,6 @@ void cache_add_attr(const char *path, const struct stat *stbuf, uint64_t wrctr)
        pthread_mutex_lock(&cache.lock);
        if (wrctr == cache.write_ctr) {
                node = cache_get(path);
-               now = time(NULL);
                node->stat = *stbuf;
                node->stat_valid = time(NULL) + cache.stat_timeout;
                if (node->stat_valid > node->valid)
@@ -185,11 +183,9 @@ void cache_add_attr(const char *path, const struct stat *stbuf, uint64_t wrctr)
 static void cache_add_dir(const char *path, char **dir)
 {
        struct node *node;
-       time_t now;
 
        pthread_mutex_lock(&cache.lock);
        node = cache_get(path);
-       now = time(NULL);
        g_strfreev(node->dir);
        node->dir = dir;
        node->dir_valid = time(NULL) + cache.dir_timeout;
@@ -209,11 +205,9 @@ static size_t my_strnlen(const char *s, size_t maxsize)
 static void cache_add_link(const char *path, const char *link, size_t size)
 {
        struct node *node;
-       time_t now;
 
        pthread_mutex_lock(&cache.lock);
        node = cache_get(path);
-       now = time(NULL);
        g_free(node->link);
        node->link = g_strndup(link, my_strnlen(link, size-1));
        node->link_valid = time(NULL) + cache.link_timeout;