tools: kwboot: Fix printing progress

Ensure that `pos` is still in range up to the `width` so printing 100%
works also for bigger images. After printing 100% progress reset it to
zero, so that next progressbar can be started.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>

diff --git a/tools/kwboot.c b/tools/kwboot.c
index 3d9f73e..eb4b3fe 100644 (file)
--- a/tools/kwboot.c
+++ b/tools/kwboot.c
@@ -140,12 +140,14 @@ __progress(int pct, char c)
        fputc(c, stdout);
 
        nl = "]\n";
-       pos++;
+       pos = (pos + 1) % width;
 
        if (pct == 100) {
-               while (pos++ < width)
+               while (pos && pos++ < width)
                        fputc(' ', stdout);
                fputs(nl, stdout);
+               nl = "";
+               pos = 0;
        }
 
        fflush(stdout);
@@ -162,6 +164,9 @@ kwboot_progress(int _pct, char c)
 
        if (kwboot_verbose)
                __progress(pct, c);
+
+       if (pct == 100)
+               pct = 0;
 }
 
 static int