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-rw-r--r--libbb/lineedit.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/libbb/lineedit.c b/libbb/lineedit.c
index 836fc0089..36d057bbb 100644
--- a/libbb/lineedit.c
+++ b/libbb/lineedit.c
@@ -397,17 +397,10 @@ static void put_till_end_and_adv_cursor(void)
static void goto_new_line(void)
{
put_till_end_and_adv_cursor();
- if (cmdedit_x)
+ if (cmdedit_x != 0)
bb_putchar('\n');
}
-
-static void out1str(const char *s)
-{
- if (s)
- fputs(s, stdout);
-}
-
static void beep(void)
{
bb_putchar('\007');
@@ -417,7 +410,7 @@ static void put_prompt(void)
{
unsigned w;
- out1str(cmdedit_prompt);
+ fputs(cmdedit_prompt, stdout);
fflush_all();
cursor = 0;
w = cmdedit_termw; /* read volatile var once */
@@ -485,9 +478,8 @@ static void input_backward(unsigned num)
* up to new cursor position (which is already known):
*/
unsigned sv_cursor;
- if (cmdedit_y > 0) /* up to start y */
- printf("\033[%uA", cmdedit_y);
- bb_putchar('\r');
+ /* go to 1st column; go up to first line */
+ printf("\r" "\033[%uA", cmdedit_y);
cmdedit_y = 0;
sv_cursor = cursor;
put_prompt(); /* sets cursor to 0 */
@@ -509,7 +501,7 @@ static void input_backward(unsigned num)
/* draw prompt, editor line, and clear tail */
static void redraw(int y, int back_cursor)
{
- if (y > 0) /* up to start y */
+ if (y > 0) /* up y lines */
printf("\033[%uA", y);
bb_putchar('\r');
put_prompt();
@@ -1616,7 +1608,7 @@ static void ask_terminal(void)
pfd.events = POLLIN;
if (safe_poll(&pfd, 1, 0) == 0) {
S.sent_ESC_br6n = 1;
- out1str("\033" "[6n");
+ fputs("\033" "[6n", stdout);
fflush_all(); /* make terminal see it ASAP! */
}
}