suckless/slstatus

commit d2988c72e3e77e188fda0176ce4969322e69fae9
parent 7246dc4381c6c95454672a5c1aff65a02d6d3747
Author: parazyd <[email protected]>
Date:   Tue, 24 Oct 2017 11:03:17 +0200

Return actual percentage for wifi_perc()

Implement basic percentage calculation for wifi_perc. With this
commit, the function returns correct percentage, since the max
of what /proc/net/wireless returns is 70.

Diffstat:
M
components/wifi.c
10
+++++++---

1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/components/wifi.c b/components/wifi.c
@@ -14,7 +14,9 @@

 const char *
 wifi_perc(const char *iface)
 {
-	int i, perc;
+	int i, cur;
+	float perc;
+	int total = 70; /* the max of /proc/net/wireless */
 	char *p, *datastart;
 	char path[PATH_MAX];
 	char status[5];
@@ -50,9 +52,11 @@ wifi_perc(const char *iface)

 		return NULL;
 
 	datastart = (datastart+(strlen(iface)+1));
-	sscanf(datastart + 1, " %*d   %d  %*d  %*d		  %*d	   %*d		%*d		 %*d	  %*d		 %*d", &perc);
+	sscanf(datastart + 1, " %*d   %d  %*d  %*d		  %*d	   %*d		%*d		 %*d	  %*d		 %*d", &cur);
 
-	return bprintf("%d", perc);
+	perc = (float)cur / total * 100.0;
+
+	return bprintf("%.0f", perc);
 }
 
 const char *

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