[monitoring-plugins] check_mysql: delare file local variables static

[Lorenz Kästle]

 Module: monitoring-plugins
 Branch: master
 Commit: 458af516886dc6e6373734f4c5b48ea0ffa7e987
 Author: Lorenz Kästle <12514511+RincewindsHat at users.noreply.github.com>
   Date: Fri Nov  8 12:32:45 2024 +0100
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=458af51

check_mysql: delare file local variables static

---

 plugins/check_mysql.c | 42 +++++++++++++++++++++---------------------
 1 file changed, 21 insertions(+), 21 deletions(-)

diff --git a/plugins/check_mysql.c b/plugins/check_mysql.c
index 1f0b709..8a73772 100644
--- a/plugins/check_mysql.c
+++ b/plugins/check_mysql.c
@@ -45,23 +45,23 @@ const char *email = "devel at monitoring-plugins.org";
 #include <mysqld_error.h>
 #include <errmsg.h>
 
-char *db_user = NULL;
-char *db_host = NULL;
-char *db_socket = NULL;
-char *db_pass = NULL;
-char *db = NULL;
-char *ca_cert = NULL;
-char *ca_dir = NULL;
-char *cert = NULL;
-char *key = NULL;
-char *ciphers = NULL;
-bool ssl = false;
-char *opt_file = NULL;
-char *opt_group = NULL;
-unsigned int db_port = MYSQL_PORT;
-bool check_slave = false;
-bool ignore_auth = false;
-int verbose = 0;
+static char *db_user = NULL;
+static char *db_host = NULL;
+static char *db_socket = NULL;
+static char *db_pass = NULL;
+static char *db = NULL;
+static char *ca_cert = NULL;
+static char *ca_dir = NULL;
+static char *cert = NULL;
+static char *key = NULL;
+static char *ciphers = NULL;
+static bool ssl = false;
+static char *opt_file = NULL;
+static char *opt_group = NULL;
+static unsigned int db_port = MYSQL_PORT;
+static bool check_slave = false;
+static bool ignore_auth = false;
+static int verbose = 0;
 
 static double warning_time = 0;
 static double critical_time = 0;
@@ -91,11 +91,11 @@ static const char *metric_counter[LENGTH_METRIC_COUNTER] = {
 
 #define MYSQLDUMP_THREADS_QUERY "SELECT COUNT(1) mysqldumpThreads FROM information_schema.processlist WHERE info LIKE 'SELECT /*!40001 SQL_NO_CACHE */%'"
 
-thresholds *my_threshold = NULL;
+static thresholds *my_threshold = NULL;
 
-int process_arguments (int, char **);
-int validate_arguments (void);
-void print_help (void);
+static int process_arguments (int, char **);
+static int validate_arguments (void);
+static void print_help (void);
 void print_usage (void);
 
 int