From b14c87acb78f458ed27c80ef2a18d829bc982565 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marco=20Trevisan=20=28Trevi=C3=B1o=29?= <mail@3v1n0.net>
Date: Tue, 17 Dec 2019 18:15:37 +0100
Subject: [PATCH 155/181] examples: Iterate through fingers via first/last refs

---
 examples/utilities.c | 26 ++++++++------------------
 1 file changed, 8 insertions(+), 18 deletions(-)

diff --git a/examples/utilities.c b/examples/utilities.c
index 379ad0a..eb18600 100644
--- a/examples/utilities.c
+++ b/examples/utilities.c
@@ -107,29 +107,19 @@ finger_to_string (FpFinger finger)
 FpFinger
 finger_chooser (void)
 {
-  int i;
-  const FpFinger all_fingers[] = {
-    FP_FINGER_LEFT_THUMB,
-    FP_FINGER_LEFT_INDEX,
-    FP_FINGER_LEFT_MIDDLE,
-    FP_FINGER_LEFT_RING,
-    FP_FINGER_LEFT_LITTLE,
-    FP_FINGER_RIGHT_THUMB,
-    FP_FINGER_RIGHT_INDEX,
-    FP_FINGER_RIGHT_MIDDLE,
-    FP_FINGER_RIGHT_RING,
-    FP_FINGER_RIGHT_LITTLE,
-  };
-
-  for (i = all_fingers[0]; i <= G_N_ELEMENTS (all_fingers); ++i)
-    g_print ("  [%d] %s\n", (i - all_fingers[0]), finger_to_string (i));
+  int i = FP_FINGER_UNKNOWN;
+
+  for (i = FP_FINGER_FIRST; i <= FP_FINGER_LAST; ++i)
+    g_print ("  [%d] %s\n", (i - FP_FINGER_FIRST), finger_to_string (i));
 
   g_print ("> ");
   if (!scanf ("%d%*c", &i))
     return FP_FINGER_UNKNOWN;
 
-  if (i < 0 || i >= G_N_ELEMENTS (all_fingers))
+  i += FP_FINGER_FIRST;
+
+  if (i < FP_FINGER_FIRST || i > FP_FINGER_LAST)
     return FP_FINGER_UNKNOWN;
 
-  return all_fingers[i];
+  return i;
 }
-- 
2.24.1