st

my st build
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commit 20d53cebc122829449524ef339ce44e13c6e85ec
parent bf8c71e42937b623f76ced22c9557f87e3d945da
Author: FRIGN <dev@frign.de>
Date:   Tue, 22 Sep 2015 13:13:25 +0200

dup() -> dup2()

gcc would warn about an unused result. We know it is 0 and dup()
can't fail in these circumstances, as we closed fd0 previously.
Using dup2() to do the same saves one line and shuts gcc up, bringing
us a clean build back.

Diffstat:
Mst.c | 3+--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/st.c b/st.c @@ -1430,8 +1430,7 @@ ttynew(void) if (opt_line) { if ((cmdfd = open(opt_line, O_RDWR)) < 0) die("open line failed: %s\n", strerror(errno)); - close(0); - dup(cmdfd); + dup2(cmdfd, 0); stty(); return; }