Merge pull request #3 from Vlaix/master

Fixed broken wifi

slstatus.c

@@ -264,9 +264,12 @@ wifi_signal()
   char path_end[11] = "/operstate";
   char path[32];
   char status[5];
+  char needle[sizeof wificard + 1];
   FILE *fp;
 
   /* generate the path name */
+
+  memset(path, 0, sizeof path);
   strcat(path, path_start);
   strcat(path, wificard);
   strcat(path, path_end);
@@ -295,10 +298,12 @@ wifi_signal()
   }
 
   /* extract the signal strength */
+  strcpy(needle, wificard);
+  strcat(needle, ":");
   fgets(buf, bufsize, fp);
   fgets(buf, bufsize, fp);
   fgets(buf, bufsize, fp);
-    if ((datastart = strstr(buf, "wlp3s0:")) != NULL) {
+  if ((datastart = strstr(buf, needle)) != NULL) {
     datastart = strstr(buf, ":");
     sscanf(datastart + 1, " %*d   %d  %*d  %*d        %*d      %*d      %*d      %*d      %*d        %*d", &strength);
   }