From f59664a01fa9b525e211fbcb837bf8b54cac9acb Mon Sep 17 00:00:00 2001 From: Harald Hoyer Date: Thu, 16 Aug 2018 11:14:11 +0200 Subject: [PATCH] logtee: reduce output --- logtee.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/logtee.c b/logtee.c index 2f1937d4..2690e72d 100644 --- a/logtee.c +++ b/logtee.c @@ -6,6 +6,8 @@ #include #include +#define BUFLEN 4096 + int main(int argc, char *argv[]) { @@ -25,9 +27,11 @@ main(int argc, char *argv[]) fprintf(stderr, "Logging to %s: ", argv[1]); + slen = 0; + do { len = splice(STDIN_FILENO, NULL, fd, NULL, - 65536, SPLICE_F_MOVE); + BUFLEN, SPLICE_F_MOVE); if (len < 0) { if (errno == EAGAIN) @@ -37,10 +41,14 @@ main(int argc, char *argv[]) } else if (len == 0) break; - fprintf(stderr, ".", len); + slen += len; + if ((slen/BUFLEN) > 0) { + fprintf(stderr, "."); + } + slen = slen % BUFLEN; + } while (1); close(fd); fprintf(stderr, "\n"); exit(EXIT_SUCCESS); -} - +} \ No newline at end of file