cli: Share a common get_cmd_arg_num() implementation

[mech_eap.git] / src / common / cli.c

diff --git a/src/common/cli.c b/src/common/cli.c
index 24f465c..6e00188 100644 (file)
--- a/src/common/cli.c
+++ b/src/common/cli.c
@@ -188,3 +188,21 @@ char ** cli_txt_list_array(struct dl_list *txt_list)
 
        return res;
 }
+
+
+int get_cmd_arg_num(const char *str, int pos)
+{
+       int arg = 0, i;
+
+       for (i = 0; i <= pos; i++) {
+               if (str[i] != ' ') {
+                       arg++;
+                       while (i <= pos && str[i] != ' ')
+                               i++;
+               }
+       }
+
+       if (arg > 0)
+               arg--;
+       return arg;
+}