pipe_progress: make it independent of printf machinery

function                                             old     new   delta
bb_putchar_stderr                                      -      24     +24
ParseField                                           494     471     -23
progress_meter                                       212     188     -24
xargs_main                                           888     842     -46
pipe_progress_main                                   151     105     -46
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 0/4 up/down: 24/-139)          Total: -115 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/debianutils/pipe_progress.c b/debianutils/pipe_progress.c
index ced5fb307..6adefac99 100644
--- a/debianutils/pipe_progress.c
+++ b/debianutils/pipe_progress.c
@@ -24,12 +24,12 @@ int pipe_progress_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
                 time_t new_time = time(NULL);
                 if (new_time != t) {
                         t = new_time;
-                        fputc('.', stderr);
+                        bb_putchar_stderr('.');
                 }
                 full_write(STDOUT_FILENO, buf, len);
         }
 
-        fputc('\n', stderr);
+        bb_putchar_stderr('\n');
 
         return 0;
 }