From: Sven Verdoolaege <skimo@kotnet.org>
Date: Mon, 15 Nov 2010 22:07:24 +0000 (+0100)
Subject: isl_arg_parse: always print help option
X-Git-Tag: isl-0.05~39
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=43811040ef78e306f72a2eb63596cf7d212026d9;p=platform%2Fupstream%2Fisl.git

isl_arg_parse: always print help option

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
---

diff --git a/isl_arg.c b/isl_arg.c
index fa45358..5f1950f 100644
--- a/isl_arg.c
+++ b/isl_arg.c
@@ -14,6 +14,11 @@
 #include <isl/arg.h>
 #include <isl/ctx.h>
 
+static struct isl_arg help_arg[] = {
+ISL_ARG_PHANTOM_BOOL('h', "help", NULL, "print this help, then exit")
+ISL_ARG_END
+};
+
 static void set_default_choice(struct isl_arg *arg, void *opt)
 {
 	*(unsigned *)(((char *)opt) + arg->offset) = arg->u.choice.default_value;
@@ -489,10 +494,10 @@ static void print_help_and_exit(struct isl_arg *arg, const char *prog)
 	printf("\n\n");
 
 	print_help(arg, NULL);
-	if (any_version(arg)) {
-		printf("\n");
+	printf("\n");
+	if (any_version(arg))
 		printf("  -V, --version\n");
-	}
+	print_bool_help(help_arg, NULL);
 
 	exit(0);
 }