diff --git a/apache2/apache2_config.c b/apache2/apache2_config.c
index b7788364..6324ada2 100644
--- a/apache2/apache2_config.c
+++ b/apache2/apache2_config.c
@@ -932,152 +932,6 @@ static const char *update_rule_action(cmd_parms *cmd, directory_config *dcfg,
     return NULL;
 }
 
-char *update_rule_target(cmd_parms *cmd, directory_config *dcfg,
-        msre_ruleset *rset, const char *p1, const char *p2, const char *p3)
-{
-    msre_var **targets = NULL;
-    msre_rule *rule = NULL;
-    msre_ruleset *ruleset = NULL;
-    const char *curr_targets = NULL;
-    char *my_error_msg = NULL;
-    char *p = NULL, *savedptr = NULL;
-    char *target_list = NULL, *replace = NULL;
-    int is_negated = 0, is_counting = 0;
-    int name_len = 0, value_len = 0;
-    char *name = NULL, *value = NULL;
-    char *opt = NULL, *param = NULL;
-    int i, rc, match = 0;
-    int offset = 0;
-
-    if(p1 == NULL || p2 == NULL || (dcfg == NULL && rset == NULL))  {
-        return NULL;
-    }
-
-    if(dcfg != NULL)
-        ruleset = dcfg->ruleset;
-    else if (rset != NULL)
-        ruleset = rset;
-
-    /* Get the ruleset if one exists */
-    if ((ruleset == NULL)||(ruleset == NOT_SET_P)) {
-        return NULL;
-    }
-
-    rule = msre_ruleset_fetch_rule(ruleset, p1, offset);
-    if (rule == NULL) {
-        if (cmd != NULL)    {
-            ap_log_perror(APLOG_MARK, APLOG_STARTUP|APLOG_NOERRNO, 0, cmd->pool,
-                    "Update rule id=\"%s\" with targets \"%s\" failed: Rule not found.", p1, p2);
-        }
-        return NULL;
-    }
-
-    target_list = strdup(p2);
-    if(target_list == NULL)
-        return NULL;
-
-    if(p3 != NULL)  {
-        replace = strdup(p3);
-        if(replace == NULL) {
-            free(target_list);
-            return NULL;
-        }
-    }
-
-    if(replace != NULL) {
-
-        opt = strchr(replace,'!');
-
-        if(opt != NULL)  {
-            *opt = '\0';
-            opt++;
-            param = opt;
-            is_negated = 1;
-        } else if ((opt = strchr(replace,'&')) != NULL)  {
-            *opt = '\0';
-            opt++;
-            param = opt;
-            is_counting = 1;
-        } else  {
-            param = replace;
-        }
-
-        opt = strchr(param,':');
-
-        if(opt != NULL) {
-            name = apr_strtok(param,":",&value);
-            if(strchr(value,':') != NULL)   {
-                goto end;
-            }
-        } else {
-            name = param;
-        }
-
-        name_len = strlen(name);
-
-        if(value != NULL)
-            value_len = strlen(value);
-
-        targets = (msre_var **)rule->targets->elts;
-        // TODO need a good way to remove the element from array, maybe change array by tables or rings
-        for (i = 0; i < rule->targets->nelts; i++) {
-            if((strncasecmp(targets[i]->name,name,name_len) == 0) &&
-                    (targets[i]->is_negated == is_negated) &&
-                    (targets[i]->is_counting == is_counting))    {
-
-                if(value != NULL && targets[i]->param != NULL)  {
-                    if(strncasecmp(targets[i]->param,value,value_len) == 0) {
-                        memset(targets[i]->name,0,strlen(targets[i]->name));
-                        memset(targets[i]->param,0,strlen(targets[i]->param));
-                        match = 1;
-                    }
-                } else if (value == NULL && targets[i]->param == NULL){
-                    memset(targets[i]->name,0,strlen(targets[i]->name));
-                    match = 1;
-                } else
-                    continue;
-
-            }
-        }
-    }
-
-    p = apr_strtok(target_list, ",", &savedptr);
-
-    while(p != NULL) {
-
-        if(replace != NULL) {
-            if(match == 1)  {
-                rc = msre_parse_targets(ruleset, p, rule->targets, &my_error_msg);
-                if (rc < 0) {
-                    goto end;
-                }
-            } else  {
-                goto end;
-            }
-        } else {
-
-            rc = msre_parse_targets(ruleset, p, rule->targets, &my_error_msg);
-            if (rc < 0) {
-                goto end;
-            }
-
-        }
-
-        p = apr_strtok(NULL,",",&savedptr);
-    }
-
-    curr_targets = msre_generate_target_string(ruleset->mp, rule);
-
-    rule->unparsed = msre_rule_generate_unparsed(ruleset->mp, rule, curr_targets, NULL, NULL);
-
-end:
-    if(target_list != NULL)
-        free(target_list);
-    if(replace != NULL)
-        free(replace);
-    return NULL;
-}
-
 /* -- Configuration directives -- */
 
 static const char *cmd_action(cmd_parms *cmd, void *_dcfg, const char *p1)
diff --git a/apache2/msc_gsb.c b/apache2/msc_gsb.c
index f57bd54f..3a525716 100644
--- a/apache2/msc_gsb.c
+++ b/apache2/msc_gsb.c
@@ -92,7 +92,7 @@ int gsb_mal_init(directory_config *dcfg, const char *dbfn, char **error_msg)
     if ((dcfg->gsb == NULL) || (dcfg->gsb == NOT_SET_P)) {
         dcfg->gsb = apr_pcalloc(dcfg->mp, sizeof(gsb_db));
         if (dcfg->gsb == NULL)  {
-            ap_log_error(APLOG_MARK, APLOG_WARNING, 0, NULL, "GSB 0 : %p",dcfg->gsb);
+            return -1;
         }
     }
 
diff --git a/apache2/re.c b/apache2/re.c
index 1803f4d5..ea85709a 100644
--- a/apache2/re.c
+++ b/apache2/re.c
@@ -34,6 +34,147 @@ static const char *const severities[] = {
 
 /* -- Actions, variables, functions and operator functions ----------------- */
 
+char *update_rule_target(cmd_parms *cmd, directory_config *dcfg,
+        msre_ruleset *rset, const char *p1, const char *p2, const char *p3)
+{
+    msre_var **targets = NULL;
+    msre_rule *rule = NULL;
+    msre_ruleset *ruleset = NULL;
+    const char *curr_targets = NULL;
+    char *my_error_msg = NULL;
+    char *p = NULL, *savedptr = NULL;
+    char *target_list = NULL, *replace = NULL;
+    int is_negated = 0, is_counting = 0;
+    int name_len = 0, value_len = 0;
+    char *name = NULL, *value = NULL;
+    char *opt = NULL, *param = NULL;
+    int i, rc, match = 0;
+    int offset = 0;
+
+    if(p1 == NULL || p2 == NULL || (dcfg == NULL && rset == NULL))  {
+        return NULL;
+    }
+
+    if(dcfg != NULL)
+        ruleset = dcfg->ruleset;
+    else if (rset != NULL)
+        ruleset = rset;
+
+    /* Get the ruleset if one exists */
+    if ((ruleset == NULL)||(ruleset == NOT_SET_P)) {
+        return NULL;
+    }
+    rule = msre_ruleset_fetch_rule(ruleset, p1, offset);
+    if (rule == NULL) {
+        return NULL;
+    }
+
+    target_list = strdup(p2);
+    if(target_list == NULL)
+        return NULL;
+
+    if(p3 != NULL)  {
+        replace = strdup(p3);
+        if(replace == NULL) {
+            free(target_list);
+            return NULL;
+        }
+    }
+
+    if(replace != NULL) {
+
+        opt = strchr(replace,'!');
+
+        if(opt != NULL)  {
+            *opt = '\0';
+            opt++;
+            param = opt;
+            is_negated = 1;
+        } else if ((opt = strchr(replace,'&')) != NULL)  {
+            *opt = '\0';
+            opt++;
+            param = opt;
+            is_counting = 1;
+        } else  {
+            param = replace;
+        }
+
+        opt = strchr(param,':');
+
+        if(opt != NULL) {
+            name = apr_strtok(param,":",&value);
+            if(strchr(value,':') != NULL)   {
+                goto end;
+            }
+        } else {
+            name = param;
+        }
+
+        name_len = strlen(name);
+
+        if(value != NULL)
+            value_len = strlen(value);
+
+        targets = (msre_var **)rule->targets->elts;
+        // TODO need a good way to remove the element from array, maybe change array by tables or rings
+        for (i = 0; i < rule->targets->nelts; i++) {
+            if((strncasecmp(targets[i]->name,name,name_len) == 0) &&
+                    (targets[i]->is_negated == is_negated) &&
+                    (targets[i]->is_counting == is_counting))    {
+
+                if(value != NULL && targets[i]->param != NULL)  {
+                    if(strncasecmp(targets[i]->param,value,value_len) == 0) {
+                        memset(targets[i]->name,0,strlen(targets[i]->name));
+                        memset(targets[i]->param,0,strlen(targets[i]->param));
+                        match = 1;
+                    }
+                } else if (value == NULL && targets[i]->param == NULL){
+                    memset(targets[i]->name,0,strlen(targets[i]->name));
+                    match = 1;
+                } else
+                    continue;
+
+            }
+        }
+    }
+
+    p = apr_strtok(target_list, ",", &savedptr);
+
+    while(p != NULL) {
+
+        if(replace != NULL) {
+            if(match == 1)  {
+                rc = msre_parse_targets(ruleset, p, rule->targets, &my_error_msg);
+                if (rc < 0) {
+                    goto end;
+                }
+            } else  {
+                goto end;
+            }
+        } else {
+
+            rc = msre_parse_targets(ruleset, p, rule->targets, &my_error_msg);
+            if (rc < 0) {
+                goto end;
+            }
+        }
+
+        p = apr_strtok(NULL,",",&savedptr);
+    }
+
+    curr_targets = msre_generate_target_string(ruleset->mp, rule);
+
+    rule->unparsed = msre_rule_generate_unparsed(ruleset->mp, rule, curr_targets, NULL, NULL);
+
+end:
+    if(target_list != NULL)
+        free(target_list);
+    if(replace != NULL)
+        free(replace);
+    return NULL;
+}
+
+
 /**
  * Remove actions with the same cardinality group from the actionset.
  */
diff --git a/apache2/re_operators.c b/apache2/re_operators.c
index 7ae88349..2535e640 100644
--- a/apache2/re_operators.c
+++ b/apache2/re_operators.c
@@ -538,6 +538,7 @@ static char *param_remove_escape(msre_rule *rule, char *str, int len)  {
  * \retval 1 On Success
  * \retval 0 On Fail
  */
+#if !defined(MSC_TEST)
 static int msre_op_rsub_param_init(msre_rule *rule, char **error_msg) {
     ap_regex_t *regex;
     const char *pattern = NULL;
@@ -798,6 +799,7 @@ static int msre_op_rsub_execute(modsec_rec *msr, msre_rule *rule, msre_var *var,
 
     return 1;
 }
+#endif /* MSC_TEST */
 
 /* rx */
 
@@ -3744,11 +3746,13 @@ void msre_engine_register_default_operators(msre_engine *engine) {
     );
 
     /* rsub */
+#if !defined(MSC_TEST)
     msre_engine_op_register(engine,
         "rsub",
         msre_op_rsub_param_init,
         msre_op_rsub_execute
     );
+#endif /* MSC_TEST */
 
     /* rx */
     msre_engine_op_register(engine,
diff --git a/tests/op/m.t b/tests/op/strmatch.t
similarity index 62%
rename from tests/op/m.t
rename to tests/op/strmatch.t
index def6d08f..40ceda55 100644
--- a/tests/op/m.t
+++ b/tests/op/strmatch.t
@@ -1,51 +1,36 @@
 ### Empty
 {
 	type => "op",
-	name => "m",
-	param => "",
-	input => "",
-	ret => 1,
-},
-{
-	type => "op",
-	name => "m",
+	name => "strmatch",
 	param => "TestCase",
 	input => "",
 	ret => 0,
 },
-{
-	type => "op",
-	name => "m",
-	param => "",
-	input => "TestCase",
-	ret => 1,
-},
-
 ### General
 {
 	type => "op",
-	name => "m",
+	name => "strmatch",
 	param => "abc",
 	input => "abcdefghi",
 	ret => 1,
 },
 {
 	type => "op",
-	name => "m",
+	name => "strmatch",
 	param => "def",
 	input => "abcdefghi",
 	ret => 1,
 },
 {
 	type => "op",
-	name => "m",
+	name => "strmatch",
 	param => "ghi",
 	input => "abcdefghi",
 	ret => 1,
 },
 {
 	type => "op",
-	name => "m",
+	name => "strmatch",
 	param => "ghij",
 	input => "abcdefghi",
 	ret => 0,