Better error message

Author: AlexPeshkoff

src/include/firebird/impl/msg/jrd.h

@@ -1005,3 +1005,4 @@ FB_IMPL_MSG(JRD, 1002, argmustbe_numeric_function, -833, "42", "000", "Argument
 FB_IMPL_MSG(JRD, 1003, percetile_only_one_sort_item, -833, "42", "000", "The PERCENTILE_DISC and PERENTILE_CONT functions support only one sort item in WITHIN GROUP")
 FB_IMPL_MSG(JRD, 1004, argmustbe_const_within_group, -833, "42", "000", "Argument for @1 function must be constant within each group")
 FB_IMPL_MSG(JRD, 1005, update_overwrite, -901, "27", "000", "UPDATE will overwrite changes made by the trigger or by the another UPDATE in the same cursor")
+FB_IMPL_MSG(JRD, 1006, pman_plugin_dirname, -901, "00", "000", "Plugin @1 can not be loaded - name should not contain directory separator and path component")

src/include/gen/Firebird.pas

@@ -5962,6 +5962,7 @@ 	IPerformanceStatsImpl = class(IPerformanceStats)
 	 isc_percetile_only_one_sort_item = 335545323;
 	 isc_argmustbe_const_within_group = 335545324;
 	 isc_update_overwrite = 335545325;
+	 isc_pman_plugin_dirname = 335545326;
 	 isc_gfix_db_name = 335740929;
 	 isc_gfix_invalid_sw = 335740930;
 	 isc_gfix_incmp_sw = 335740932;

src/yvalve/PluginManager.cpp

@@ -784,7 +784,7 @@ namespace
 			PathName path, file;
 			PathUtils::splitLastComponent(path, file, pluginName);
 			if (path.hasData())
-				(Arg::Gds(isc_random) << "Plugin name should not contain directory separator and path component").raise();
+				(Arg::Gds(isc_pman_plugin_dirname) << pluginName).raise();
 
 			// define default values for plugin ...
 			curModule = fb_utils::getPrefix(IConfigManager::DIR_PLUGINS, pluginName);