Be more verbose

Signed-off-by: Adrien Gallouët <adrien@gallouet.fr>
2018-05-09 15:27:57 +00:00
parent 0cce48e9fd
commit 5c532b2e56
4 changed files with 34 additions and 11 deletions
--- a/src/set.c
+++ b/src/set.c
@@ -149,8 +149,20 @@ gt_set(int argc, char **argv)

    int fd = ctl_connect(GT_RUNDIR, dev);

-    if (fd == -1) {
-        perror("set");
+    if (fd < 0) {
+        switch (fd) {
+        case -1:
+            perror("set");
+            break;
+        case -2:
+            gt_log("no device\n");
+            break;
+        case -3:
+            gt_log("please choose a device\n");
+            break;
+        default:
+            gt_log("couldn't connect\n");
+        }
        return 1;
    }