bitbake: progress: LineFilterProgressHandler - Handle parsing line which ends with CR only

S3 commands need to handle different CR only line endings, update the handler
to cope with this.

(Bitbake rev: 3f7b9c1b429a4c68240e80832a8ef93ee210e5ff)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 5 insertions, 2 deletions

diff --git a/bitbake/lib/bb/progress.py b/bitbake/lib/bb/progress.py
index d051ba0198..52d704d642 100644
--- a/bitbake/lib/bb/progress.py
+++ b/bitbake/lib/bb/progress.py
@@ -94,12 +94,15 @@ class LineFilterProgressHandler(ProgressHandler):
         while True:
             breakpos = self._linebuffer.find('\n') + 1
             if breakpos == 0:
-                break
+                # for the case when the line with progress ends with only '\r'
+                breakpos = self._linebuffer.find('\r') + 1
+                if breakpos == 0:
+                    break
             line = self._linebuffer[:breakpos]
             self._linebuffer = self._linebuffer[breakpos:]
             # Drop any line feeds and anything that precedes them
             lbreakpos = line.rfind('\r') + 1
-            if lbreakpos:
+            if lbreakpos and lbreakpos != breakpos:
                 line = line[lbreakpos:]
             if self.writeline(filter_color(line)):
                 super().write(line)