Add option to output only once and exit
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commit
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@ -6,7 +6,7 @@
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.Nd suckless status monitor
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.Sh SYNOPSIS
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.Nm
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.Op Fl s
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.Op Fl so
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.Sh DESCRIPTION
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.Nm
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is a suckless status monitor for window managers that use WM_NAME (e.g. dwm) or
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@ -18,6 +18,8 @@ outputs to WM_NAME.
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.Bl -tag -width Ds
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.It Fl s
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Write to stdout instead of WM_NAME.
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.It Fl o
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Write only once and exit.
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.El
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.Sh CUSTOMIZATION
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.Nm
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13
slstatus.c
13
slstatus.c
@ -42,7 +42,7 @@ difftimespec(struct timespec *res, struct timespec *a, struct timespec *b)
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static void
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usage(void)
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{
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die("usage: %s [-s]", argv0);
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die("usage: %s [-so]", argv0);
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}
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int
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@ -51,15 +51,18 @@ main(int argc, char *argv[])
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struct sigaction act;
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struct timespec start, current, diff, intspec, wait;
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size_t i, len;
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int sflag, ret;
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int sflag, oflag, ret;
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char status[MAXLEN];
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const char *res;
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sflag = 0;
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sflag = oflag = 0;
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ARGBEGIN {
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case 's':
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sflag = 1;
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break;
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case 'o':
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oflag = 1;
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break;
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default:
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usage();
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} ARGEND
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@ -107,6 +110,10 @@ main(int argc, char *argv[])
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XFlush(dpy);
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}
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if (oflag) {
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done = 1;
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}
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if (!done) {
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if (clock_gettime(CLOCK_MONOTONIC, ¤t) < 0) {
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die("clock_gettime:");
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