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/findutils/xargs.c b/findutils/xargs.c
index 7db374c4a..9133b8f6c 100644
--- a/findutils/xargs.c
+++ b/findutils/xargs.c
@@ -529,11 +529,11 @@ int xargs_main(int argc, char **argv)
                 if (opt & (OPT_INTERACTIVE | OPT_VERBOSE)) {
                         for (i = 0; args[i]; i++) {
                                 if (i)
-                                        fputc(' ', stderr);
+                                        bb_putchar_stderr(' ');
                                 fputs(args[i], stderr);
                         }
                         if (!(opt & OPT_INTERACTIVE))
-                                fputc('\n', stderr);
+                                bb_putchar_stderr('\n');
                 }
                 if (!(opt & OPT_INTERACTIVE) || xargs_ask_confirmation()) {
                         child_error = xargs_exec(args);