X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=parse.c;h=879a3aa3c5b190bf63b37dd4b7f90f2be2fd5f83;hp=6fd617ce57468883b777d8d2e346076383690f92;hb=a31041eaf5a306b5f6ad3dd14b60da6212775037;hpb=a61bdfd8846317f431c318e0fe1fb841084ca9ea

diff --git a/parse.c b/parse.c
index 6fd617ce..879a3aa3 100644
--- a/parse.c
+++ b/parse.c
@@ -188,7 +188,7 @@ static int check_int(const char *p, int *val)
 {
 	if (!strlen(p))
 		return 1;
-	if (strstr(p, "0x")) {
+	if (strstr(p, "0x") || strstr(p, "0X")) {
 		if (sscanf(p, "%x", val) == 1)
 			return 0;
 	} else {
@@ -561,6 +561,38 @@ static void show_option_help(struct fio_option *o)
 	show_option_values(o);
 }
 
+static struct fio_option *find_child(struct fio_option *options,
+				     struct fio_option *o)
+{
+	struct fio_option *__o;
+
+	for (__o = options + 1; __o->name; __o++)
+		if (__o->parent && !strcmp(__o->parent, o->name))
+			return __o;
+
+	return NULL;
+}
+
+static void print_option(struct fio_option *o, struct fio_option *org,
+			 int level)
+{
+	char name[256], *p;
+
+	if (!o)
+		return;
+	if (!org)
+		org = o;
+	
+	p = name;
+	if (level)
+		p += sprintf(p, "%s", "    ");
+
+	sprintf(p, "%s", o->name);
+
+	printf("%-24s: %s\n", name, o->help);
+	print_option(find_child(o, org), org, level + 1);
+}
+
 int show_cmd_help(struct fio_option *options, const char *name)
 {
 	struct fio_option *o, *closest;
@@ -594,9 +626,10 @@ int show_cmd_help(struct fio_option *options, const char *name)
 		if (show_all || match) {
 			found = 1;
 			if (match)
-				printf("%20s: %s\n", o->name, o->help);
+				printf("%24s: %s\n", o->name, o->help);
 			if (show_all) {
-				printf("%-20s: %s\n", o->name, o->help);
+				if (!o->parent)
+					print_option(o, NULL, 0);
 				continue;
 			}
 		}