Bug fix and improvement - nanosleep

dwmblocks.c

@@ -203,19 +203,23 @@ statusloop()
                         getcmd(block, NILL);
         setroot();
         sigprocmask(SIG_UNBLOCK, &blocksigmask, NULL);
+        t.tv_sec = INTERVALs, t.tv_nsec = INTERVALn;
+        while (nanosleep(&t, &t) == -1)
+                if (errno != EINTR) {
+                        perror("statusloop - nanosleep");
+                        exit(1);
+                }
+        i = 1;
         /* main loop */
-        for (i = 1;; t.tv_sec = INTERVALs, t.tv_nsec = INTERVALn, i += 1) {
-                while (nanosleep(&t, &t) == -1)
-                        if (errno != EINTR) {
-                                perror("statusloop - nanosleep");
-                                exit(1);
-                        }
+        for (;; i++) {
                 sigprocmask(SIG_BLOCK, &blocksigmask, NULL);
                 for (Block *block = blocks; block->pathu; block++)
                         if (block->interval > 0 && i % block->interval == 0)
                                 getcmd(block, NILL);
                 setroot();
                 sigprocmask(SIG_UNBLOCK, &blocksigmask, NULL);
+                t.tv_sec = INTERVALs, t.tv_nsec = INTERVALn;
+                while (nanosleep(&t, &t) == -1);
         }
 }