Replaced 0 with no_argument with respect to getopt_long()

catalogue/CreateSchemaCmdLineArgs.cpp

@@ -32,8 +32,8 @@ CreateSchemaCmdLineArgs::CreateSchemaCmdLineArgs(const int argc, char *const *co
   help(false) {
 
   static struct option longopts[] = {
-    {"help", 0, NULL, 'h'},
-    {NULL  , 0, NULL, 0}
+    {"help", no_argument, NULL, 'h'},
+    {NULL  ,           0, NULL,   0}
   };
 
   // Prevent getopt() from printing an error message if it does not recognize

catalogue/DeleteAllCatalogueDataCmdLineArgs.cpp

@@ -32,8 +32,8 @@ DeleteAllCatalogueDataCmdLineArgs::DeleteAllCatalogueDataCmdLineArgs(const int a
   help(false) {
 
   static struct option longopts[] = {
-    {"help", 0, NULL, 'h'},
-    {NULL  , 0, NULL, 0}
+    {"help", no_argument, NULL, 'h'},
+    {NULL  ,           0, NULL,   0}
   };
 
   // Prevent getopt() from printing an error message if it does not recognize

catalogue/DropSchemaCmdLineArgs.cpp

@@ -32,8 +32,8 @@ DropSchemaCmdLineArgs::DropSchemaCmdLineArgs(const int argc, char *const *const
   help(false) {
 
   static struct option longopts[] = {
-    {"help", 0, NULL, 'h'},
-    {NULL  , 0, NULL, 0}
+    {"help", no_argument, NULL, 'h'},
+    {NULL  ,           0, NULL,   0}
   };
 
   // Prevent getopt() from printing an error message if it does not recognize

catalogue/LockSchemaCmdLineArgs.cpp

@@ -32,8 +32,8 @@ LockSchemaCmdLineArgs::LockSchemaCmdLineArgs(const int argc, char *const *const
   help(false) {
 
   static struct option longopts[] = {
-    {"help", 0, NULL, 'h'},
-    {NULL  , 0, NULL, 0}
+    {"help", no_argument, NULL, 'h'},
+    {NULL  ,           0, NULL,   0}
   };
 
   // Prevent getopt() from printing an error message if it does not recognize

catalogue/PollDatabaseCmdLineArgs.cpp

@@ -34,8 +34,8 @@ PollDatabaseCmdLineArgs::PollDatabaseCmdLineArgs(const int argc, char *const *co
   help(false) {
 
   static struct option longopts[] = {
-    {"help", 0, NULL, 'h'},
-    {NULL  , 0, NULL, 0}
+    {"help", no_argument, NULL, 'h'},
+    {NULL  ,           0, NULL,   0}
   };
 
   // Prevent getopt() from printing an error message if it does not recognize

catalogue/SchemaStatusCmdLineArgs.cpp

@@ -32,8 +32,8 @@ SchemaStatusCmdLineArgs::SchemaStatusCmdLineArgs(const int argc, char *const *co
   help(false) {
 
   static struct option longopts[] = {
-    {"help", 0, NULL, 'h'},
-    {NULL  , 0, NULL, 0}
+    {"help", no_argument, NULL, 'h'},
+    {NULL  ,           0, NULL,   0}
   };
 
   // Prevent getopt() from printing an error message if it does not recognize

catalogue/UnlockSchemaCmdLineArgs.cpp

@@ -33,8 +33,8 @@ UnlockSchemaCmdLineArgs::UnlockSchemaCmdLineArgs(const int argc, char *const *co
   help(false) {
 
   static struct option longopts[] = {
-    {"help", 0, NULL, 'h'},
-    {NULL  , 0, NULL, 0}
+    {"help", no_argument, NULL, 'h'},
+    {NULL  ,           0, NULL,   0}
   };
 
   // Prevent getopt() from printing an error message if it does not recognize