src: improve error message when using doctest options like '--dt-help'; add

doctest info to help.cpp
2022-10-24 23:00:12 +02:00
parent 98fedef1a1
commit 983eb6d676
4 changed files with 22 additions and 10 deletions
@@ -1159,8 +1159,12 @@ int upx_main(int argc, char *argv[]) {
    argv0 = argv[0];

    upx_compiler_sanity_check();
-    if (!upx_doctest_check(argc, argv)) {
-        fprintf(stderr, "%s: internal error: doctest failed\n", argv0);
+    int dt_res = upx_doctest_check(argc, argv);
+    if (dt_res != 0) {
+        if (dt_res == 2)
+            fprintf(stderr, "%s: doctest requested program exit; Stop.\n", argv0);
+        else
+            fprintf(stderr, "%s: internal error: doctest failed\n", argv0);
        e_exit(EXIT_INIT);
    }