Help: small improvements

src/data/help.json

@@ -58,7 +58,7 @@
             "short": "c",
             "long": "config",
             "desc": "Specify the config file or preset to be loaded",
-            "remark": "The file will be searched in the order of \"fastfetch --list-config-paths\". If \"none\", disable further config loading. Refer to https://github.com/fastfetch-cli/fastfetch/wiki/Configuration for more info",
+            "remark": "The file will be searched in the order of \"fastfetch --list-config-paths\". If \"none\", disable further config loading. See also https://github.com/fastfetch-cli/fastfetch/wiki/Configuration for more info",
             "arg": {
                 "type": "config"
             }
@@ -135,7 +135,7 @@
             "short": "l",
             "long": "logo",
             "desc": "Set the logo source",
-            "remark": "Should be the name of a builtin logo, or a path to an image file",
+            "remark": "Should be the name of a builtin logo, or a path to an image file. See also https://github.com/fastfetch-cli/fastfetch/wiki/Logo-options",
             "arg": {
                 "type": "logo"
             }
@@ -143,6 +143,7 @@
         {
             "long": "logo-type",
             "desc": "Set the type of the logo given in \"--logo\"",
+            "remark": "See also https://github.com/fastfetch-cli/fastfetch/wiki/Logo-options",
             "arg": {
                 "type": "enum",
                 "enum": {
@@ -929,8 +930,7 @@
             "long": "diskio-name-prefix",
             "desc": "Show disks with given name prefix only",
             "arg": {
-                "type": "str",
-                "default": ""
+                "type": "str"
             }
         },
         {

src/data/help.txt

@@ -1,4 +1,4 @@
-1. Parsing is not case sensitive. E.g. "--lib-PCI" is equal to "--Lib-Pci"
-2. If a value starts with a ?, it is optional. An optional boolean value defaults to true if not specified.
-3. More help can be printed with "-h <option>"
-4. All options can be made permanent with command "fastfetch <options> --gen-config"
+Parsing is not case sensitive. E.g. "--lib-PCI" is equal to "--Lib-Pci"
+If a value starts with a ?, it is optional. An optional boolean value defaults to true if not specified.
+More detailed help messages for each options can be printed with "-h <option_without_dash_prefix>"
+All options can be made permanent with command "fastfetch <options> --gen-config"

src/fastfetch.c

@@ -133,6 +133,8 @@ static void printFullHelp()
         putchar('\n');
     }
     yyjson_doc_free(doc);
+
+    puts("\n" FASTFETCH_DATATEXT_HELP);
 }
 
 static bool printSpecificCommandHelp(const char* command)