feat: add help option printing, add descriptionv2.2

1 files changed, 10 insertions, 10 deletions

diff --git a/examples/basic_example.c b/examples/basic_example.c
index 2f77b6c..43413f4 100644
--- a/examples/basic_example.c
+++ b/examples/basic_example.c
@@ -9,24 +9,24 @@ int main(int argc, char** argv) {
     const char* testfile;
 
     ls_args_init(&args);
+    args.help_description = "An example program to show how arguments work. "
+                            "Provide an input file and optionally an output "
+                            "file and test file and see what happens!";
     ls_args_bool(&args, &help, "h", "help", "Prints help", 0);
     ls_args_string(&args, &outfile, "o", "out",
         "Specify the outfile, default 'out.txt'", 0);
-    ls_args_pos_string(&args, &infile, "Input file", LS_ARGS_REQUIRED);
-    ls_args_pos_string(&args, &testfile, "Test file", 0);
+    ls_args_pos_string(&args, &infile, "input file", LS_ARGS_REQUIRED);
+    ls_args_pos_string(&args, &testfile, "test file", 0);
     if (!ls_args_parse(&args, argc, argv)) {
-        printf("Error: %s\n", args.last_error);
-        puts(ls_args_help(&args));
+        if (help) {
+            puts(ls_args_help(&args));
+        } else {
+            printf("Error: %s\n", args.last_error);
+        }
         ls_args_free(&args);
         return 1;
     }
 
-    if (help) {
-        puts(ls_args_help(&args));
-        ls_args_free(&args);
-        return 0;
-    }
-
     printf("Got input file: %s\n", infile);
     printf("Got output file: %s\n", outfile);
     printf("Got test file: %s\n", testfile);