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hush: refactor readline call 

Don't call readline in if/else, instead setup a variable and call
it once.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2013-11-12 09:38:40 +01:00
parent 091ef4fcfc
commit 86e7032568
1 changed files with 6 additions and 5 deletions
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11
common/hush.c
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@ -420,15 +420,16 @@ static void get_user_input(struct in_str *i)
{
int n;
static char the_command[CONFIG_CBSIZE];
char *prompt;
i->__promptme = 1;
if (i->promptmode == 1) {
n = readline(getprompt(), console_buffer, CONFIG_CBSIZE);
} else {
n = readline(CONFIG_PROMPT_HUSH_PS2, console_buffer, CONFIG_CBSIZE);
}
if (i->promptmode == 1)
prompt = getprompt();
else
prompt = CONFIG_PROMPT_HUSH_PS2;
n = readline(prompt, console_buffer, CONFIG_CBSIZE);
if (n == -1 ) {
i->__promptme = 0;
n = 0;