commit aaf279f6ddfb48146fc1a579efd83a55722910b5
parent d1b23e5509863fd0790261b2b388e687d5218d53
Author: Daniel Moch <daniel@danielmoch.com>
Date: Tue, 23 Jun 2020 16:35:43 -0400
Add a -1 option flag
Allow slstatus to be used by programs that can grab status by calling
an external program on a periodic basis (e.g. tmux)
Diffstat:
2 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/slstatus.1 b/slstatus.1
@@ -1,4 +1,4 @@
-.Dd 2017-08-10
+.Dd 2020-06-23
.Dt SLSTATUS 1
.Os
.Sh NAME
@@ -7,6 +7,7 @@
.Sh SYNOPSIS
.Nm
.Op Fl s
+.Op Fl 1
.Sh DESCRIPTION
.Nm
is a suckless status monitor for window managers that use WM_NAME (e.g. dwm) or
@@ -18,6 +19,8 @@ outputs to WM_NAME.
.Bl -tag -width Ds
.It Fl s
Write to stdout instead of WM_NAME.
+.It Fl 1
+Write once to stdout and quit.
.El
.Sh CUSTOMIZATION
.Nm
diff --git a/slstatus.c b/slstatus.c
@@ -41,7 +41,7 @@ difftimespec(struct timespec *res, struct timespec *a, struct timespec *b)
static void
usage(void)
{
- die("usage: %s [-s]", argv0);
+ die("usage: %s [-s] [-1]", argv0);
}
int
@@ -56,6 +56,9 @@ main(int argc, char *argv[])
sflag = 0;
ARGBEGIN {
+ case '1':
+ done = 1;
+ /* fallthrough */
case 's':
sflag = 1;
break;
@@ -78,7 +81,7 @@ main(int argc, char *argv[])
die("XOpenDisplay: Failed to open display");
}
- while (!done) {
+ do {
if (clock_gettime(CLOCK_MONOTONIC, &start) < 0) {
die("clock_gettime:");
}
@@ -125,7 +128,7 @@ main(int argc, char *argv[])
}
}
}
- }
+ } while (!done);
if (!sflag) {
XStoreName(dpy, DefaultRootWindow(dpy), NULL);