From 7fb02106fc146cdfad92fe5bafad2336c9b166c1 Mon Sep 17 00:00:00 2001 From: Siraaj Khandkar Date: Wed, 11 Mar 2020 21:13:25 -0400 Subject: [PATCH] Blank-out only the remaining slots --- x5/khatus.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/x5/khatus.c b/x5/khatus.c index 2a026dc..26e491a 100644 --- a/x5/khatus.c +++ b/x5/khatus.c @@ -276,14 +276,14 @@ fifo_read_one(Fifo *f, char *buf) total = 0; c = '\0'; b = buf + f->pos; - /* TODO: Could optimize here and only blank-out the remaining slots. */ - memset(b, ' ', f->width); while ((current = read(f->fd, &c, 1)) && c != '\n' && c != '\0' && total++ < f->width) *b++ = c; if (current == -1) { error("Failed to read: \"%s\". Error: %s\n", f->name, strerror(errno)); fifo_read_error(f, buf); - } + } else + while (total++ < f->width) + *b++ = ' '; /* TODO Record timestamp read */ close(f->fd); f->fd = -1; -- 2.20.1