slock

commit 9e6e305e93a78f36f987d9a47fa3820a6d53b20f
parent 4748c4de8b1610d8f1c90ce7b62512246cb7ce39
Author: Markus Hanetzok <markus@hanetzok.net>
Date:   Fri, 10 Oct 2025 14:38:35 +0200

apply auto-timeout

Diffstat:
M
config.def.h
 | 
16
+++++++++++++---
M
config.mk
 | 
2
++
M
slock.c
 | 
20
++++++++++++++++++++

3 files changed, 35 insertions(+), 3 deletions(-)
diff --git a/config.def.h b/config.def.h
@@ -3,10 +3,20 @@ static const char *user  = "nobody";
 static const char *group = "nogroup";
 
 static const char *colorname[NUMCOLS] = {
-	[INIT] =   "black",     /* after initialization */
-	[INPUT] =  "#005577",   /* during input */
-	[FAILED] = "#CC3333",   /* wrong password */
+	[INIT] =   "#000000",     /* after initialization */
+	[INPUT] =  "#83A598",   /* during input */
+	[FAILED] = "#CC241D",   /* wrong password */
 };
 
 /* treat a cleared input like a wrong password (color) */
 static const int failonclear = 1;
+
+
+/* Patch: auto-timeout */
+/* should [command] be run only once? */
+static const int runonce = 0;
+/* length of time (seconds) until [command] is executed */
+static const int timeoffset = 30;
+/* command to be run after [timeoffset] seconds has passed */
+static const char *command = "/usr/bin/xset dpms force off";
+
diff --git a/config.mk b/config.mk
@@ -27,3 +27,5 @@ COMPATSRC = explicit_bzero.c
 #CPPFLAGS = -DVERSION=\"${VERSION}\" -D_BSD_SOURCE -D_NETBSD_SOURCE
 # On OpenBSD set COMPATSRC to empty
 #COMPATSRC =
+ # compiler and linker
+CC = cc -pthread
diff --git a/slock.c b/slock.c
@@ -20,6 +20,10 @@
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 
+/*POSIX threading for auto-timeout*/
+#include <pthread.h>
+#include <time.h>
+
 #include "arg.h"
 #include "util.h"
 
@@ -223,6 +227,18 @@ readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens,
 	}
 }
 
+void *timeoutCommand(void *args)
+{
+	int runflag=0;
+	while (!runonce || !runflag)
+	{
+		sleep(timeoffset);
+		runflag = 1;
+		system(command);
+	}
+	return args;
+}
+
 static struct lock *
 lockscreen(Display *dpy, struct xrandr *rr, int screen)
 {
@@ -389,6 +405,10 @@ main(int argc, char **argv) {
 		}
 	}
 
+	/*Start the auto-timeout command in its own thread*/
+	pthread_t thread_id;
+	pthread_create(&thread_id, NULL, timeoutCommand, NULL);
+
 	/* everything is now blank. Wait for the correct password */
 	readpw(dpy, &rr, locks, nscreens, hash);