@@ -194,10 +194,11 @@ static const cmdinfo_t quit_cmd = {
static void usage(const char *name)
{
printf(
-"Usage: %s [-h] [-V] [-rsnm] [-c cmd] ... [file]\n"
+"Usage: %s [-h] [-V] [-rsnm] [-c STRING] ... [file]\n"
"QEMU Disk exerciser\n"
"\n"
-" -c, --cmd command to execute\n"
+" -c, --cmd STRING execute command with its arguments\n"
+" from the given string\n"
" -r, --read-only export read-only\n"
" -s, --snapshot use snapshot file\n"
" -n, --nocache disable host cache\n"
@@ -208,8 +209,10 @@ static void usage(const char *name)
" -T, --trace FILE enable trace events listed in the given file\n"
" -h, --help display this help and exit\n"
" -V, --version output version information and exit\n"
+"\n"
+"See '%s -c help' for information on available commands."
"\n",
- name);
+ name, name);
}
static char *get_prompt(void)
It's not clear from the usage description that "--cmd" option accepts its argument as a string, so any special symbols have to be quoted from the shell. Updates in usage text: - Specified parameter format for "--cmd" option. - Added an instruction how to get help for "--cmd" option. Signed-off-by: Maria Kustova <maria.k@catit.be> --- qemu-io.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-)