This outputs the help message by two lines as follows if the string of
a command and a argument is long.
set-alias <alias> Set device alias
select-attribute <attribute/UUID>
Select attribute
attribute-info [attribute/UUID]
Select attribute
read Read attribute value
---
client/main.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/client/main.c b/client/main.c
index 3cb4ad5..578dde9 100644
--- a/client/main.c
+++ b/client/main.c
@@ -2262,10 +2262,18 @@ static void cmd_help(const char *arg)
printf("Available commands:\n");
for (i = 0; cmd_table[i].cmd; i++) {
- printf(" %s %-*s %s\n", cmd_table[i].cmd,
+ if ((int)strlen(cmd_table[i].arg? : "") <=
+ (int)(25 - strlen(cmd_table[i].cmd)))
+ printf(" %s %-*s %s\n", cmd_table[i].cmd,
(int)(25 - strlen(cmd_table[i].cmd)),
cmd_table[i].arg ? : "",
cmd_table[i].desc ? : "");
+ else
+ printf(" %s %-s\n" " %s %-25s %s\n",
+ cmd_table[i].cmd,
+ cmd_table[i].arg ? : "",
+ "", "",
+ cmd_table[i].desc ? : "");
}
}
--
2.7.4
--
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