Return more error codes as return value of exe.

src/main.cpp

@@ -24,7 +24,7 @@ extern const std::string RELEASE_DATE;
 extern const std::string AUTHOR;
 extern const std::string LICENSE;
 
-void print_help() {
+bool print_help() {
     std::cout << std::endl;
     maketitle("DropShell version " + VERSION);
     std::cout << std::endl;
@@ -59,6 +59,7 @@ void print_help() {
         std::cout << std::endl;
         std::cout << "Other commands available once initialised." << std::endl;
     }
+    return true;
 }
 
 
@@ -125,15 +126,11 @@ int main(int argc, char* argv[]) {
             argvec.push_back(argv[i]);
 
 
-        if (cmd == "autocomplete") {
-            autocomplete(argvec);
-            return 0;
-        }
+        if (cmd == "autocomplete") 
+            return autocomplete(argvec) ? 0 : 1;
 
-        if (cmd == "help" || cmd == "-h" || cmd == "--help" || cmd== "h" || cmd=="halp") {
-            print_help();
-            return 0;
-        }
+        if (cmd == "help" || cmd == "-h" || cmd == "--help" || cmd== "h" || cmd=="halp") 
+            return print_help() ? 0 : 1;
 
         if (cmd == "edit" && argc < 3) {
             if (!gConfig().is_config_set())
@@ -190,20 +187,17 @@ int main(int argc, char* argv[]) {
 
         if (cmd == "create-template") {
             if (argc < 3) return die("Error: create-template requires a template name");
-            gTemplateManager().create_template(argv[2]);
-            return 0;
+            return (gTemplateManager().create_template(argv[2])) ? 0 : 1;
         }
 
         if (cmd == "create-server") {
             if (argc < 3) return die("Error: create-server requires a server name");
-            create_server(argv[2]);
-            return 0;
+            return (create_server(argv[2])) ? 0 : 1;
         }
 
         if (cmd == "create-service") {
             if (argc < 5) return die("Error: not enough arguments.\ndropshell create-service server template service");
-            create_service(argv[2], argv[3], argv[4]);
-            return 0;
+            return (create_service(argv[2], argv[3], argv[4])) ? 0 : 1;
         }
 
          if (cmd == "ssh" && argc < 4) {