FIX: Do the check for the creation of the default config file the right way

src/base/config.c

@@ -10,7 +10,7 @@
 
 /* Get the path to the config file that may be red, taking into account the
    priority between existing files. The returned path is a path to an existing
-   file. If no file is found, returns a non zero value. Returns 1 otherwise. */
+   file. If no file is found, returns a non zero value. Returns 0 otherwise. */
 PRIVATE_FUNCTION int config_detect_file(char *conf, size_t conf_len);
 
 /* Create and read the configuration in the conf file and write it into
@@ -342,9 +342,9 @@ ___mkdir(const char *dir)
 int
 config_open(lkt_db *db, char *conf_file, size_t conf_len)
 {
-    int retry_config_once = 0;
+    bool retry_config_once = false;
 retry_config:
-    if (conf_file[0] == '\0' && config_detect_file(conf_file, conf_len)) {
+    if ((conf_file[0] == '\0') && config_detect_file(conf_file, conf_len)) {
         RETURN_IF(retry_config_once, "Failed to find a config file", 1);
 
         LOG_INFO("INIT", "Creating default config file");
@@ -353,7 +353,7 @@ retry_config:
 
         errno           = 0;
         FILE *file_desc = fopen(conf_file, "w+");
-        if (file_desc != NULL) {
+        if (file_desc == NULL) {
             LOG_ERROR("INIT", "Failed to open default config file and initialize it");
             LOG_ERROR("INTI", "Conf file is %s, errno is %d: %s", conf_file, errno,
                       strerror(errno));
@@ -363,7 +363,7 @@ retry_config:
         fclose(file_desc);
 
         LOG_INFO("INIT", "Default configuration file has been writen to %s", conf_file);
-        retry_config_once = 1;
+        retry_config_once = true;
         goto retry_config;
     }