No need to output spaces 1 char at a time in a loop when the printf code
can do the same thing with the right format string. This shrinks things
and gives a nice speed up when killing off lines more than a byte or two
as printf will send out the buffer in one big chunk.
Signed-off-by: Mike Frysinger <vap...@gentoo.org>
---
common/main.c | 8 +++-----
1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/common/main.c b/common/main.c
index 20090ee..40617f5 100644
--- a/common/main.c
+++ b/common/main.c
@@ -643,12 +643,10 @@ static void cread_print_hist_list(void)
#define ERASE_TO_EOL() { \
if (num < eol_num) { \
- int tmp; \
- for (tmp = num; tmp < eol_num; tmp++) \
- getcmd_putch(' '); \
- while (tmp-- > num) \
+ printf("%*s", (int)(eol_num - num), ""); \
+ do { \
getcmd_putch(CTL_BACKSPACE); \
- eol_num = num; \
+ } while (--eol_num > num); \
} \
}
--
1.7.2
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