wr2rf.c: add a timeout option for wr-wait

7c825b7c · Tristan Gingold · 8b54cd82 · 7c825b7c
Commit 7c825b7c authored Jun 15, 2023 by Tristan Gingold
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Showing with 20 additions and 2 deletions

wr2rf.c software/libwr2rf/wr2rf.c +20 -2

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--- a/software/libwr2rf/wr2rf.c
+++ b/software/libwr2rf/wr2rf.c
@@ -1132,12 +1132,30 @@ wrc_read_print_status (struct libwr2rf_dev *dev)
 static void
 wrc_wait (struct libwr2rf_dev *dev, int argc, char **argv)
 {
-    while (1) {
+    unsigned count;
+
+    count = ~0;
+
+    if (argc > 1) {
+        if (strcmp(argv[1], "help") == 0) {
+            printf ("usage: %s [timeout]\n", argv[0]);
+            return;
+        }
+        else if (isdigit (argv[1][0]))
+            count = atoi(argv[1]);
+        else {
+            fprintf (stderr, "unknown option %s\n", argv[1]);
+            return;
+        }
+    }
+
+    for (; count; count--) {
        wrc_read_print_status (dev);
        if (libwr2rf_wrc_time_valid(dev) == 0)
-            break;
+            return;
        sleep(1);
    }
+    printf("wr-wait: timeout\n");
 }

 static void