--- nono/lib/mainapp.cpp	2026/04/29 17:04:57	1.1.1.9
+++ nono/lib/mainapp.cpp	2026/04/29 17:05:05	1.1.1.11
@@ -44,9 +44,10 @@ MainApp::ShowHelp(bool all) const
 		p("-C                  output log to console");
 		p("-d                  debugger prompt on startup");
 		p("-D                  debugger on console");
+		p("-H                  human68k console emulation");
 		p("-L <name>=<lv>[,..] set loglevel (-Lhelp displays names)");
+		p("--load-only <file>  load host binary (a.out or ELF) but not execute");
 		p("-M <name>[,..]      monitors to display at startup (-Mhelp displays names)");
-		p("-H                  human68k console emulation");
 	}
 }
 
@@ -55,6 +56,7 @@ MainApp::ShowHelp(bool all) const
 // 0x80 から始めておく。
 enum {
 	OPT_fontsize = 0x80,
+	OPT_load_only,
 	OPT_help,
 	OPT_show_config,
 	OPT_show_config_all,
@@ -62,6 +64,7 @@ enum {
 };
 static struct option longopts[] = {
 	{ "fontsize",		required_argument,	NULL,	OPT_fontsize },
+	{ "load-only",		required_argument,	NULL,	OPT_load_only },
 	{ "help",			no_argument,		NULL,	OPT_help },
 	{ "show-config",	no_argument,		NULL,	OPT_show_config },
 	// --show-config-all は開発用なのでヘルプには載せない
@@ -312,6 +315,9 @@ MainApp::ParseOpt(int ac, char *av[])
 			break;
 
 		 case 'X':
+			load_and_exec = true;
+			FALLTHROUGH;
+		 case OPT_load_only:
 			exec_file = optarg;
 			for (int i = optind; i < ac; i++) {
 				if (i != optind) {