From 414950bbc8e833362a689cc11720855e8edd1323 Mon Sep 17 00:00:00 2001 From: Simon Ser Date: Tue, 21 Dec 2021 12:12:54 +0100 Subject: swaybar: fix errno handling in status_handle_readable If getline fails once, it was not reset before the next getline call. errno is only overwritten by getline on error. --- swaybar/status_line.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/swaybar/status_line.c b/swaybar/status_line.c index a97f3525..2e9bb7f1 100644 --- a/swaybar/status_line.c +++ b/swaybar/status_line.c @@ -117,11 +117,11 @@ bool status_handle_readable(struct status_line *status) { status->text = status->buffer; // intentional fall-through case PROTOCOL_TEXT: - errno = 0; while (true) { if (status->buffer[read_bytes - 1] == '\n') { status->buffer[read_bytes - 1] = '\0'; } + errno = 0; read_bytes = getline(&status->buffer, &status->buffer_size, status->read); if (errno == EAGAIN) { -- cgit v1.2.3