all repos — slstatus @ d1b23e5509863fd0790261b2b388e687d5218d53

my build of slstatus (tools.suckless.org/slstatus/)

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
Mart Lubbers mart@martlubbers.net
Thu, 18 Jun 2020 08:46:12 +0200
commit

d1b23e5509863fd0790261b2b388e687d5218d53

parent

3fc2872d1b3e62903a4af49326d42c97c11911d5

1 files changed, 5 insertions(+), 4 deletions(-)

jump to
M slstatus.cslstatus.c

@@ -18,7 +18,7 @@ const char *args;

}; char buf[1024]; -static int done; +static volatile sig_atomic_t done; static Display *dpy; #include "config.h"

@@ -26,9 +26,8 @@

static void terminate(const int signo) { - (void)signo; - - done = 1; + if (signo != SIGUSR1) + done = 1; } static void

@@ -72,6 +71,8 @@ memset(&act, 0, sizeof(act));

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");