slstatus

My fork of https://tools.suckless.org/slstatus/
git clone https://git.inz.fi/slstatus
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commit d1b23e5509863fd0790261b2b388e687d5218d53
parent 3fc2872d1b3e62903a4af49326d42c97c11911d5
Author: Mart Lubbers <mart@martlubbers.net>
Date:   Thu, 18 Jun 2020 08:46:12 +0200

Handle SIGUSR1 for forced refreshes

At some point one might want to force a refresh for example after
checking email or changing the volume. Sending a SIGUSR1 achieves this
now

Diffstat:
Mslstatus.c | 9+++++----
1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/slstatus.c b/slstatus.c @@ -18,7 +18,7 @@ struct arg { }; char buf[1024]; -static int done; +static volatile sig_atomic_t done; static Display *dpy; #include "config.h" @@ -26,9 +26,8 @@ static Display *dpy; static void terminate(const int signo) { - (void)signo; - - done = 1; + if (signo != SIGUSR1) + done = 1; } static void @@ -72,6 +71,8 @@ main(int argc, char *argv[]) act.sa_handler = terminate; sigaction(SIGINT, &act, NULL); sigaction(SIGTERM, &act, NULL); + act.sa_flags |= SA_RESTART; + sigaction(SIGUSR1, &act, NULL); if (!sflag && !(dpy = XOpenDisplay(NULL))) { die("XOpenDisplay: Failed to open display");