make it use getarg so that it can handle --help and --version (and

thus make check can pass)


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@11214 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/editline/testit.c

@@ -11,25 +11,65 @@
 #ifdef HAVE_ERRNO_H
 #include <errno.h>
 #endif
+#include <getarg.h>
 
 #include "editline.h"
 
+static int n_flag	= 0;
+static int version_flag = 0;
+static int help_flag	= 0;
+
+static struct getargs args[] = {
+    {"dry-run", 'n',	arg_flag,	&n_flag,
+     "do not run commands", NULL },
+    {"version",	0,	arg_flag,	&version_flag,
+     "print version", NULL },
+    {"help",	0,	arg_flag,	&help_flag,
+     NULL, NULL }
+};
+
+static void
+usage (int ret)
+{
+    arg_printusage (args,
+		    sizeof(args)/sizeof(*args),
+		    NULL,
+		    "");
+    exit (ret);
+}
+
 int
-main(int ac, char **av)
+main(int argc, char **argv)
 {
     char	*p;
-    int		doit;
+    int optind = 0;
+
+    setprogname (argv[0]);
+
+    if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind))
+	usage(1);
+    
+    if (help_flag)
+	usage (0);
+
+    if(version_flag){
+	print_version(NULL);
+	exit(0);
+    }
+
+    argc -= optind;
+    argv += optind;
 
-    doit = ac == 1;
     while ((p = readline("testit> ")) != NULL) {
 	(void)printf("\t\t\t|%s|\n", p);
-	if (doit)
+	if (!n_flag) {
 	    if (strncmp(p, "cd ", 3) == 0) {
 		if (chdir(&p[3]) < 0)
 		    perror(&p[3]);
 	    } else if (system(p) != 0) {
 		perror(p);
 	    }
+	}
 	add_history(p);
 	free(p);
     }